golli53

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Posts posted by golli53

  1. If I try to select new pinning options or deselect old ones and hit APPLY or DONE, nothing seems to happen. No errors come up and nothing new in the log, so it appears to be successful. But the settings are the same as the old ones when I go back to the page.

     

    I'm using version 6.8.3

     

    image.png.244dd905e94c7742b9683b1d6067d606.png

  2. I think the docker image on /mnt/cache that's mounted on /dev/loop2 is preventing the unmount. I killed a zombie container process accessing /dev/loop2, but still cannot detach /dev/loop2 and still stuck trying to unmount.

     

    Tried everything here: https://stackoverflow.com/questions/5881134/cannot-delete-device-dev-loop0

     

    root@Tower:/# losetup
    NAME       SIZELIMIT OFFSET AUTOCLEAR RO BACK-FILE                           DIO LOG-SEC
    /dev/loop1         0      0         1  1 /boot/bzfirmware                      0     512
    /dev/loop2         0      0         1  0 /mnt/cache/system/docker/docker.img   0     512
    /dev/loop0         0      0         1  1 /boot/bzmodules                       0     512
    root@Tower:/# lsof /dev/loop2
    COMMAND     PID USER   FD   TYPE DEVICE SIZE/OFF NODE NAME
    container 15050 root    4u  FIFO   0,82      0t0 2917 /var/lib/docker/containerd/daemon/io.containerd.runtime.v1.linux/moby/8ea313440eef7c42a99526240f16a5438cf23beb769630a6ede14276aebe8ca5/shim.stdout.log
    container 15050 root    7u  FIFO   0,82      0t0 2917 /var/lib/docker/containerd/daemon/io.containerd.runtime.v1.linux/moby/8ea313440eef7c42a99526240f16a5438cf23beb769630a6ede14276aebe8ca5/shim.stdout.log
    container 15050 root    8u  FIFO   0,82      0t0 2918 /var/lib/docker/containerd/daemon/io.containerd.runtime.v1.linux/moby/8ea313440eef7c42a99526240f16a5438cf23beb769630a6ede14276aebe8ca5/shim.stderr.log
    container 15050 root    9u  FIFO   0,82      0t0 2918 /var/lib/docker/containerd/daemon/io.containerd.runtime.v1.linux/moby/8ea313440eef7c42a99526240f16a5438cf23beb769630a6ede14276aebe8ca5/shim.stderr.log
    root@Tower:/# kill 15050
    root@Tower:/# lsof /dev/loop2
    root@Tower:/# losetup -d /dev/loop2  # fails silently
    root@Tower:/# echo $?
    0
    root@Tower:/# losetup
    NAME       SIZELIMIT OFFSET AUTOCLEAR RO BACK-FILE                           DIO LOG-SEC
    /dev/loop1         0      0         1  1 /boot/bzfirmware                      0     512
    /dev/loop2         0      0         1  0 /mnt/cache/system/docker/docker.img   0     512
    /dev/loop0         0      0         1  1 /boot/bzmodules                       0     512
    root@Tower:/# lsof | grep loop2
    loop2     12310                       root  cwd       DIR                0,2      440          2 /
    loop2     12310                       root  rtd       DIR                0,2      440          2 /
    loop2     12310                       root  txt   unknown                                        /proc/12310/exe
    root@Tower:/# kill -9 12310  # not sure what this is, but killing it fails
    root@Tower:/# lsof | grep loop2
    loop2     12310                       root  cwd       DIR                0,2      440          2 /
    loop2     12310                       root  rtd       DIR                0,2      440          2 /
    loop2     12310                       root  txt   unknown                                        /proc/12310/exe
    root@Tower:/# modprobe -r loop && modprobe loop  # try to reload the module, but it's builtin
    modprobe: FATAL: Module loop is builtin.

     

    • Like 3
    • Thanks 1
    • Upvote 1
  3. I tried to Stop my array and it's currently still stuck on `Retry unmounting disk share(s)...` for the last 30min. Some diagnostics from command line below (I cannot access diagnostics from GUI anymore).

     

    Prior to this, I noticed one of my dockers was having weird issues... seemingly stopped after I killed it, but kept being listed as running in `docker ps`. I was using `docker exec` to execute some commands in that container and I think some processes got stuck in the container.

    root@Tower:/# tail -n 5 /var/log/syslog
    Apr 28 14:11:36 Tower emhttpd: Unmounting disks...
    Apr 28 14:11:36 Tower emhttpd: shcmd (43474): umount /mnt/cache
    Apr 28 14:11:36 Tower root: umount: /mnt/cache: target is busy.
    Apr 28 14:11:36 Tower emhttpd: shcmd (43474): exit status: 32
    Apr 28 14:11:36 Tower emhttpd: Retry unmounting disk share(s)...
    root@Tower:/# lsof /mnt/cache
    root@Tower:/# fuser -mv /mnt/cache
                         USER        PID ACCESS COMMAND
    /mnt/cache:          root     kernel mount /mnt/cache

     

  4. On 4/18/2020 at 5:20 PM, dlandon said:

    It's not a bug.  UD mounts the remote share with the permissions set to 777.  If you need that set differently, set up a default script on the share and do a chmod when the remote share mounts.

    Gotcha. It seemed aggressive for it to change remote permissions by default, as this affects permissions locally on the remote server. For instance, for any home share, this will break SSH authentication for all clients to that remote server. Any read-only permissions would also be permanently changed for all clients. I'll use a script as a workaround - thanks for the suggestion.

  5. On 4/9/2020 at 5:53 PM, golli53 said:

    When I mount an nfs share, the remote directory gets permissions changed to 0777. Since I am mounting my home folder (/home/myname), this screws up SSH authentication on my remote Ubuntu server, since it only works if the home folder is 0755. Right now I have to manually invoke chmod each time after Unassigned Devices mounts the directory.

    @dlandon just trying to understand whether this is a bug in unRAID or Unassigned Devices, so I can direct issue management - thanks in advance

  6. On 12/15/2019 at 7:49 AM, bwnautilus said:

    I've notice performance problems with SMB shares from Windows 10 clients.  Directory scanning takes about twice as long.

    I rolled back to 6.7.2 and the problems went away.

    I noticed there's an updated SMB protocol in the release notes for 6.8.0.

    Are there any SMB settings I can tweak in 6.8.0?

    Known issue - follow here:

     

    • Thanks 1
  7. On 12/10/2019 at 5:31 PM, limetech said:

    WireGuard® support - available as a plugin via Community Apps.  Our WireGuard implementation and UI is still a work-in-process; 

    Will Wireguard eventually be integrated into unRAID? I think Wireguard is very cool and definitely appreciate the work on new functionalities, but am curious about the design decision here. It's unrelated to storage (and I would personally hesitate to host my VPN server on my storage server in case I need to reboot my storage remotely). Wireguard can also be run as a docker container if the kernel supports (here's a popular one: https://github.com/cmulk/wireguard-docker). The Plugin/Community App/Docker route may be cleaner and less demanding on developer resources.

  8. Randomly got write errors - seems to be I/O related. Wasn't doing anything unusual. Any way to diagnose the cause? Also, would you recommend RMA-ing the drive?

     

    Running 6.8.0rc7

     

    Thanks!

     

     

    Dec  4 15:05:53 Tower kernel: BTRFS critical (device dm-11): corrupt leaf: root=2 block=1681482661888 slot=17, unexpected item end, have 1709647815 expect 15382
    Dec  4 15:05:53 Tower kernel: BTRFS error (device dm-11): block=1681482661888 write time tree block corruption detected
    Dec  4 15:05:53 Tower kernel: BTRFS warning (device dm-11): Skipping commit of aborted transaction.
    Dec  4 15:05:53 Tower kernel: BTRFS info (device dm-11): delayed_refs has NO entry
    Dec  4 15:05:54 Tower kernel: loop: Write error at byte offset 32791048192, length 4096.
    Dec  4 15:05:54 Tower kernel: loop: Write error at byte offset 32791789568, length 4096.
    Dec  4 15:05:54 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:05:54 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64044208 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:05:54 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 3, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:05:54 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 4, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:05:54 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 5, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:05:54 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 6, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:05:54 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 7, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:05:56 Tower kernel: loop: Write error at byte offset 32912732160, length 4096.
    Dec  4 15:05:56 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 8, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:05:56 Tower kernel: loop: Write error at byte offset 32912797696, length 4096.
    Dec  4 15:05:56 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 9, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:05:56 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64283776 op 0x1:(WRITE) flags 0x800 phys_seg 64 prio class 0
    Dec  4 15:06:25 Tower kernel: lo_write_bvec: 65 callbacks suppressed
    Dec  4 15:06:25 Tower kernel: loop: Write error at byte offset 32912662528, length 4096.
    Dec  4 15:06:25 Tower kernel: print_req_error: 65 callbacks suppressed
    Dec  4 15:06:25 Tower kernel: btrfs_dev_stat_print_on_error: 65 callbacks suppressed
    Dec  4 15:06:25 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64282544 op 0x1:(WRITE) flags 0x100000 phys_seg 2 prio class 0
    Dec  4 15:06:25 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:06:25 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 78, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:06:56 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:06:56 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:06:56 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 79, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:06:56 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 80, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:07:57 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:07:57 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:07:57 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:07:57 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 83, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:07:57 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:07:57 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 84, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:08:28 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:08:28 Tower kernel: loop: Write error at byte offset 32520269824, length 4096.
    Dec  4 15:08:28 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:08:28 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 85, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:08:28 Tower kernel: blk_update_request: I/O error, dev loop2, sector 63516152 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:08:28 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 86, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:08:59 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:08:59 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:08:59 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:08:59 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 87, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:08:59 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 88, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:09:29 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:09:29 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 89, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:09:29 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 90, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:10:31 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:10:31 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:11:01 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:11:01 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:11:01 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:11:01 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:11:01 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 96, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:11:32 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:11:32 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 97, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:11:32 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 98, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:12:03 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:12:03 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:12:03 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:12:34 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:12:34 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:12:34 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:13:04 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:13:04 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:13:04 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:13:04 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 103, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:13:04 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:13:04 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 104, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:13:35 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:13:35 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:13:35 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:13:35 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 105, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:13:35 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:13:35 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 106, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:14:06 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:14:06 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:14:06 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:14:06 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 107, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:14:06 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 108, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:14:36 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:14:36 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:14:36 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:14:36 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 109, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:14:36 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:14:36 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 110, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:15:38 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:15:38 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:15:38 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:15:38 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 113, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:15:38 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 114, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:17:10 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:17:10 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:17:10 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:17:41 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:17:41 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:17:41 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:17:41 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 121, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:17:41 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:17:41 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 122, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:18:12 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:18:12 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:18:12 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:18:12 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 123, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:18:12 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:18:12 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 124, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:18:42 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:18:42 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:18:42 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 125, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:18:42 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 126, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:19:13 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:19:44 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:19:44 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 129, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:19:44 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 130, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:20:14 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:20:14 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:20:14 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 131, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:20:14 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 132, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:20:45 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:20:45 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:20:45 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:21:16 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:21:16 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:21:16 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:21:16 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 135, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:21:16 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:21:47 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:21:47 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 137, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:21:47 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 138, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:22:17 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:22:17 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:22:17 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:22:17 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 139, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:22:17 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 140, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:22:48 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:22:48 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:22:48 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:22:48 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:22:48 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 142, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:23:19 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:23:19 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:23:19 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:23:19 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 143, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:23:19 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:23:19 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 144, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:23:49 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:23:49 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:23:49 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 145, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:23:49 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 146, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:24:20 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:24:20 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:24:20 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 147, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:24:20 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:24:51 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:24:51 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:25:22 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:25:22 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:25:22 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:25:22 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 151, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:25:22 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:25:22 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 152, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:25:52 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:25:52 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:25:52 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:25:52 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 153, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:25:52 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:25:52 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 154, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:26:23 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:26:23 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:26:54 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:26:54 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:26:54 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:26:54 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 157, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:26:54 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:26:54 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 158, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:27:24 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:27:24 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:27:24 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:27:24 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 159, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:27:24 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:27:24 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 160, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:27:55 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:27:55 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:27:55 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:27:55 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 161, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:27:55 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:27:55 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 162, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:28:26 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:28:26 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:28:26 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:28:26 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 163, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:28:26 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:28:26 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 164, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:28:57 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:28:57 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 165, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:28:57 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 166, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:29:27 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:29:27 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:29:27 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:29:58 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:29:58 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:29:58 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:29:58 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 169, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:29:58 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:30:29 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:30:29 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:31:00 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:31:00 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:31:00 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:31:00 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 173, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:31:00 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 174, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:31:30 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:31:30 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:31:30 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:31:30 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 175, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:31:30 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:31:30 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 176, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:32:01 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:32:01 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:32:01 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:32:01 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 177, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:32:01 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:32:01 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 178, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:32:32 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:32:32 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:32:32 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:32:32 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 179, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:32:32 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 180, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:33:02 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:33:02 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:33:02 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:33:02 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:33:02 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 182, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:33:33 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:33:33 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:33:33 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:33:33 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 183, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:33:33 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:34:04 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:34:04 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:34:04 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:34:04 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 185, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:34:04 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:34:04 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 186, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:34:35 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:34:35 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:34:35 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 187, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:34:35 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:34:35 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:34:35 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 188, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:35:05 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:35:05 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:35:05 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:35:05 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:36:07 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 193, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:36:07 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 194, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:36:37 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:36:37 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:36:37 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:36:37 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 195, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:36:37 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:36:37 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 196, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:37:08 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:37:08 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 197, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:37:08 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 198, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:38:40 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:38:40 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:38:40 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:38:40 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 203, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:38:40 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:39:11 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:39:11 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:39:11 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:39:11 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 205, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:39:11 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:39:11 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 206, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:39:42 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:40:12 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 209, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:41:14 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:41:14 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 213, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:41:14 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 214, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:41:45 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:41:45 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:41:45 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 215, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:41:45 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 216, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:42:15 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:42:15 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:42:15 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 217, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:42:15 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:42:46 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:42:46 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:42:46 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:42:46 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 219, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:42:46 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:42:46 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 220, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:43:17 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:43:17 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 221, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:43:17 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 222, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:43:48 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:43:48 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:43:48 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:43:48 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:43:48 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 224, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:44:18 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:44:18 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:44:18 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:44:18 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 225, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:44:18 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:44:18 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 226, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:44:49 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:44:49 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:44:49 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:44:49 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 227, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:44:49 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:44:49 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 228, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:45:20 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:45:20 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:45:20 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:45:20 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 229, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:45:20 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:45:20 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 230, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:45:50 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:45:50 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:45:50 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:45:50 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 231, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:45:50 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:45:50 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 232, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:46:21 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:46:21 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:46:21 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 233, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:46:21 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 234, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:46:52 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:46:52 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:46:52 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:47:23 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:47:23 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:47:23 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:47:23 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 237, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:47:23 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:47:53 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:47:53 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:47:53 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:47:53 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 239, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:47:53 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 240, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:48:24 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:48:24 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:48:24 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:48:24 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 241, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:48:24 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:48:24 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 242, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:48:55 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:48:55 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:48:55 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 243, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:48:55 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 244, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:49:25 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 245, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:49:56 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:49:56 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:49:56 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 247, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:49:56 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 248, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:50:27 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 250, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:50:58 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:50:58 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:50:58 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 251, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:50:58 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:50:58 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 252, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:51:28 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:51:28 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:51:28 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:51:28 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 253, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:51:28 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 254, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:51:59 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:51:59 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:51:59 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:51:59 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 255, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:51:59 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:51:59 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 256, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:52:30 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:52:30 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:52:30 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:52:30 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 257, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:52:30 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:53:00 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:53:00 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:53:00 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:53:00 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 259, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:53:00 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:53:00 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 260, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:53:31 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:53:31 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:53:31 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:55:03 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:55:03 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:55:34 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:56:36 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:56:36 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:56:36 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:56:36 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:57:06 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 15:57:06 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:57:06 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:57:06 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 275, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:57:06 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:57:06 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 276, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:58:08 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 280, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:58:38 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 281, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:59:09 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:59:09 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 284, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 15:59:40 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 15:59:40 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 15:59:40 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:00:11 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:00:11 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:00:11 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:00:11 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 287, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:00:11 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:00:11 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 288, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:00:41 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:00:41 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:00:41 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:01:43 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:01:43 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:01:43 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 293, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:01:43 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 294, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:02:13 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:02:13 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:02:13 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:02:44 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:02:44 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:02:44 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:02:44 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 297, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:02:44 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:03:15 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:03:15 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:03:15 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:03:15 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 299, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:03:15 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:03:15 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 300, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:03:46 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:03:46 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:03:46 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 301, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:03:46 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:04:16 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:04:16 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 304, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:04:47 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:04:47 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:04:47 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 305, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:04:47 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 306, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:05:18 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:05:18 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:05:18 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:05:18 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 307, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:05:18 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 308, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:05:48 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:05:48 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:05:48 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:05:48 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 309, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:05:48 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:05:48 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 310, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:06:19 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:06:19 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:06:19 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:06:19 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 311, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:06:19 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:06:19 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 312, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:06:50 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:06:50 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 313, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:06:50 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 314, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:07:21 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:07:21 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:07:21 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:07:21 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 315, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:07:21 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:08:22 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:08:22 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:08:22 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:08:22 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 319, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:08:22 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:08:22 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 320, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:08:53 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:08:53 Tower kernel: loop: Write error at byte offset 32520269824, length 4096.
    Dec  4 16:08:53 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:08:53 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 321, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:08:53 Tower kernel: blk_update_request: I/O error, dev loop2, sector 63516152 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:08:53 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 322, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:09:54 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:09:54 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 326, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:10:25 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 327, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:10:56 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:10:56 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 329, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:10:56 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 330, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:11:26 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:11:26 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 331, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:11:26 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 332, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:11:57 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:11:57 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:11:57 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 333, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:11:57 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:12:28 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:12:28 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:12:28 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:12:28 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 335, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:12:28 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:12:28 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 336, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:12:59 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:12:59 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 337, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:12:59 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 338, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:13:29 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:13:29 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:13:29 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:13:29 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 339, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:13:29 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 340, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:14:00 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:14:00 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:14:31 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:14:31 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:15:01 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:15:01 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:15:32 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:15:32 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 348, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:16:03 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:16:03 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:16:03 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:16:03 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 349, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:16:03 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:16:03 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 350, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:16:34 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:16:34 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:17:04 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:17:04 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:17:04 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:17:04 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 353, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:17:04 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:17:04 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 354, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:17:35 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:17:35 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:18:06 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:18:06 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:18:36 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 359, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:19:07 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:19:07 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:19:07 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:19:07 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 361, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:19:07 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:19:07 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 362, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:19:38 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:19:38 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:20:09 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:20:09 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:20:09 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:20:09 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 365, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:20:09 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 366, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:20:39 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:21:10 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 370, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:21:41 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:21:41 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:21:41 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:21:41 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:21:41 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 372, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:22:12 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:22:12 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:22:42 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:22:42 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:22:42 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 375, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:22:42 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:23:13 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:23:13 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:23:13 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:23:44 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:23:44 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:24:14 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:24:14 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:24:14 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:24:45 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:24:45 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:25:16 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:25:16 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:25:16 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:25:16 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 385, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:25:16 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:25:16 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 386, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:25:47 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:25:47 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:25:47 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:25:47 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 387, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:25:47 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:25:47 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 388, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:26:48 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:26:48 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:27:19 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:27:19 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:27:19 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:27:19 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 393, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:27:19 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:27:19 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 394, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:27:49 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:27:49 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 396, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:28:20 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:28:20 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:28:20 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:28:51 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:28:51 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:29:22 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:29:22 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:29:22 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:29:22 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 401, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:29:22 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:29:22 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 402, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:30:23 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:30:23 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:30:23 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:30:23 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:30:23 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 406, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:31:24 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:31:24 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 409, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:31:24 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 410, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:32:26 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:32:26 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:32:36 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 417, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:32:41 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:32:41 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:32:41 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:32:46 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:32:46 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:32:46 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:32:46 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 421, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:32:46 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:32:46 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 422, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:32:52 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:32:52 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:32:52 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:32:52 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 423, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:32:52 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 424, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:32:57 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:32:57 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:33:07 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:33:07 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:33:07 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:33:07 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 429, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:33:07 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 430, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:33:12 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:33:12 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:33:12 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:33:12 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 431, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:33:12 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:33:12 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 432, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:33:17 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:33:17 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:33:22 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:33:22 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:33:22 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:33:27 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:33:27 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:33:27 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:33:27 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 437, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:33:27 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:33:27 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 438, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:33:38 Tower kernel: loop: Write error at byte offset 32520269824, length 4096.
    Dec  4 16:33:38 Tower kernel: blk_update_request: I/O error, dev loop2, sector 63516152 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:33:43 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 444, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:33:48 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:33:48 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 445, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:33:48 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 446, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:33:53 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:33:53 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 448, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:33:58 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 449, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:34:03 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:34:03 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 451, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:34:03 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 452, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:34:08 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:34:08 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:34:08 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:34:08 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 453, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:34:08 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:34:08 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 454, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:34:13 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:34:13 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:34:13 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:34:13 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 455, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:34:13 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:34:13 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 456, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:34:19 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:34:19 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 457, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:34:19 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 458, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:34:24 Tower kernel: loop: Write error at byte offset 32912654336, length 4096.
    Dec  4 16:34:24 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64282528 op 0x1:(WRITE) flags 0x100000 phys_seg 2 prio class 0
    Dec  4 16:34:29 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:34:29 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 462, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:34:34 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:34:34 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:34:34 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:34:34 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 463, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:34:34 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:34:39 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:34:39 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:34:39 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:34:39 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 465, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:34:39 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:34:39 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 466, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:34:44 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:34:44 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:34:44 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:34:44 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 467, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:34:44 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 468, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:34:49 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:34:49 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:34:49 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:34:49 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 469, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:34:49 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:35:00 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:35:00 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:35:00 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:35:00 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 473, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:35:00 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:35:05 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:35:05 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:35:05 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:35:05 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 475, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:35:05 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:35:05 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 476, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:35:10 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:35:10 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:35:10 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:35:10 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 477, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:35:10 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:35:10 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 478, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:35:15 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:35:15 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:35:15 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:35:15 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 479, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:35:15 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:35:15 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 480, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:35:20 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:35:20 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:35:20 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:35:20 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 481, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:35:20 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:35:20 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 482, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:35:30 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:35:30 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 485, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:35:30 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 486, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:35:35 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:35:35 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:35:40 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:35:40 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:35:40 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:35:46 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:35:46 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:35:46 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:35:46 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 491, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:35:46 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:35:46 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 492, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:35:51 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:35:51 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:35:51 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:35:51 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 493, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:35:51 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:35:51 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 494, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:35:56 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:35:56 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:35:56 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 495, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:35:56 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:36:01 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:36:01 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:36:01 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:36:01 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 497, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:36:01 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:36:11 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 502, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:36:16 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:36:16 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 503, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:36:16 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 504, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:36:37 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:36:37 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:36:42 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 514, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:36:47 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:36:47 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:36:47 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:36:47 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 515, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:36:47 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:36:47 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 516, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:36:52 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:36:52 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 517, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:36:52 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 518, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:36:57 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:36:57 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 520, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:37:02 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:37:02 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:37:02 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:37:02 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 521, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:37:02 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:37:02 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 522, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:37:08 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:37:08 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:37:08 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:37:08 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 523, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:37:08 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:37:08 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 524, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:37:13 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:37:13 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:37:13 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:37:13 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:37:18 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:37:18 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:37:18 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 527, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:37:18 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:37:23 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:37:23 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:37:23 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:37:23 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 529, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:37:23 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:37:23 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 530, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:37:28 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:37:28 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 532, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:37:33 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:37:43 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 537, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:37:48 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:37:48 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:37:48 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 539, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:37:48 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 540, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:37:54 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:37:54 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:37:54 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 541, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:37:54 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:37:54 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 542, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:37:59 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:37:59 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:38:04 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:38:04 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:38:04 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:38:09 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:38:09 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:38:09 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:38:09 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 547, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:38:09 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:38:14 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:38:14 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:38:14 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:38:14 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 549, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:38:14 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:38:14 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 550, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:38:19 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:38:19 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:38:19 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 551, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:38:19 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 552, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:38:24 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 554, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:38:29 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:38:29 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:38:29 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 555, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:38:29 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:38:35 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:38:35 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:38:35 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:38:40 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:38:40 Tower kernel: loop: Write error at byte offset 32520269824, length 4096.
    Dec  4 16:38:40 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:38:40 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 559, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:38:40 Tower kernel: blk_update_request: I/O error, dev loop2, sector 63516152 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:38:40 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 560, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:38:45 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:38:45 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:38:45 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:38:45 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 561, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:38:45 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:38:45 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 562, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:38:55 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:38:55 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:38:55 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:39:00 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:39:00 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 568, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:39:05 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 569, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:39:10 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 571, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:39:16 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:39:16 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:39:16 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 573, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:39:16 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:39:16 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:39:16 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 574, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:39:26 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:39:31 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 579, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:39:31 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 580, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:39:36 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:39:36 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:39:36 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:39:36 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 582, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:39:41 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:39:41 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:39:41 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:39:41 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 583, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:39:41 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:39:41 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 584, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:39:46 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:39:46 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 585, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:39:46 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 586, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:39:51 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 587, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:39:56 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:39:56 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:39:56 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 589, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:39:56 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:40:07 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:40:07 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:40:07 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:40:07 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 593, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:40:07 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:40:07 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 594, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:40:12 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:40:12 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:40:12 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:40:12 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 595, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:40:12 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:40:12 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 596, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:40:22 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:40:22 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:40:22 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 599, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:40:22 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 600, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:40:27 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:40:27 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:40:27 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:40:27 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 601, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:40:27 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:40:27 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 602, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:40:32 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:40:32 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:40:32 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:40:32 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 603, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:40:32 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:40:32 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 604, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:40:37 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:40:37 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 605, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:40:37 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 606, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:40:43 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:40:43 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:40:43 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:40:43 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 607, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:40:43 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:40:43 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 608, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:41:13 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:41:13 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:41:13 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:41:13 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 609, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:41:13 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:41:13 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 610, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:41:44 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:41:44 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:41:44 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 611, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:41:44 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 612, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:42:15 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:42:15 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:42:15 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:42:15 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 613, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:42:15 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:42:15 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 614, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:42:45 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:42:45 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:42:45 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:42:45 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 615, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:42:45 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:42:45 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 616, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:43:16 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:43:16 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:43:16 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:43:47 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:43:47 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:43:47 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:43:47 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 619, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:43:47 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 620, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:44:18 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:44:18 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 621, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:44:18 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:44:18 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 622, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:44:48 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:44:48 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:45:19 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:45:19 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:45:19 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:45:19 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 625, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:45:19 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:45:19 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 626, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:45:50 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:45:50 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:45:50 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 627, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:45:50 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 628, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:46:20 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:46:20 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:46:20 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:46:20 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 629, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:46:20 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:46:20 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 630, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:46:51 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:46:51 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:46:51 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 631, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:46:51 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:47:22 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:47:22 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 634, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:47:53 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:47:53 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 635, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:47:53 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 636, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:48:23 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:48:23 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 637, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:48:23 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 638, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:49:56 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:49:56 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:49:56 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:50:26 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:50:26 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:50:26 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:50:26 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 645, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:50:26 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:50:26 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 646, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:50:57 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:50:57 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:50:57 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:51:28 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:51:28 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:51:28 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 649, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:51:28 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:51:58 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:51:58 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:51:58 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:51:58 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 651, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:51:58 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:51:58 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 652, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:52:29 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:52:29 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:53:00 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:53:00 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:53:31 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:53:31 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:54:32 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:54:32 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 662, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:55:03 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 664, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:55:33 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:56:04 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:56:04 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 667, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:56:04 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 668, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:56:35 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:56:35 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 669, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:56:35 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 670, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:57:06 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 671, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:57:36 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:57:36 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:57:36 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:57:36 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 673, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:57:36 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:57:36 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 674, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:58:07 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:58:07 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 675, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:58:07 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 676, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:58:38 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:58:38 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 677, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:58:38 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 678, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:59:08 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 16:59:39 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 16:59:39 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 16:59:39 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 681, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 16:59:39 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 682, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:00:10 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:00:10 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:00:10 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 683, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:00:10 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:01:11 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:01:11 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:01:11 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:02:13 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:02:13 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:02:13 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:02:13 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 691, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:02:13 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:02:13 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 692, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:02:44 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:02:44 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:02:44 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:02:44 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 693, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:02:44 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:02:44 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 694, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:03:14 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:03:14 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:03:14 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:03:14 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:03:45 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:03:45 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:03:45 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:03:45 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 697, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:03:45 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:03:45 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 698, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:04:16 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:04:16 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:04:16 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:04:16 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 699, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:04:16 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:04:16 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 700, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:04:46 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:04:46 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:04:46 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:04:46 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 701, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:04:46 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:04:46 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 702, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:05:17 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:05:17 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:05:17 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 703, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:05:17 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 704, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:06:19 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:06:19 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:06:19 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:06:19 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:07:20 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:07:20 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:07:20 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:07:20 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 711, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:07:20 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:07:20 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 712, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:07:51 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:07:51 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:07:51 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:07:51 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 713, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:07:51 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:07:51 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 714, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:08:21 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:08:21 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:08:21 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:08:21 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 715, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:08:21 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:08:21 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 716, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:08:52 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:08:52 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:08:52 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:08:52 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:08:52 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 718, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:09:54 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 722, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:10:24 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:10:24 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:10:55 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:10:55 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:11:26 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:11:26 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:11:26 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:11:26 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 727, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:11:26 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 728, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:11:56 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:11:56 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:11:56 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:11:56 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 729, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:11:56 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:11:56 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 730, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:12:27 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 731, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:12:27 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 732, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:12:58 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:12:58 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:12:58 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 733, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:12:58 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:13:29 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:13:29 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:13:29 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 735, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:13:29 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 736, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:13:59 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:13:59 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 737, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:13:59 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 738, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:14:30 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:14:30 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:14:30 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:14:30 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 739, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:14:30 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:14:30 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 740, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:15:01 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:15:01 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 741, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:15:01 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 742, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:15:32 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:15:32 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 744, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:16:02 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:16:02 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:16:02 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:16:33 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:16:33 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:16:33 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:16:33 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 747, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:16:33 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:16:33 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 748, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:17:04 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:17:04 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:17:04 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:17:04 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:17:34 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:18:05 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:18:05 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 754, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:18:36 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:18:36 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:19:07 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:19:07 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 757, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:19:07 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 758, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:19:37 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:19:37 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:19:37 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:20:08 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:20:08 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 761, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:20:08 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:20:39 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:20:39 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:20:39 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 763, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:20:39 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 764, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:21:09 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:21:09 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:21:09 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:21:09 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 765, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:21:09 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:21:09 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 766, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:21:40 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:21:40 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:21:40 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:21:40 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 767, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:21:40 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:22:11 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 769, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:22:42 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:22:42 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:22:42 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:22:42 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 771, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:22:42 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:22:42 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 772, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:23:12 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:23:12 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:23:12 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:23:12 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 773, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:23:12 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:23:12 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 774, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:23:43 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 775, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:23:43 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 776, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:24:14 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:24:14 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:24:14 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:24:14 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 777, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:24:14 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:24:14 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 778, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:24:44 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 780, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:25:46 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:25:46 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:25:46 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:25:46 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 783, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:25:46 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:25:46 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 784, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:26:17 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:26:17 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 785, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:26:17 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 786, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:26:47 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:26:47 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 787, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:26:47 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 788, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:27:18 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:27:18 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 789, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:27:18 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 790, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:27:49 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:27:49 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:27:49 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:27:49 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 791, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:27:49 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 792, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:28:20 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:28:20 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:28:20 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 793, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:28:20 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 794, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:28:50 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:28:50 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:28:50 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:28:50 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 795, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:28:50 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:28:50 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 796, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:29:52 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:29:52 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:29:52 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:29:52 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 799, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:29:52 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:29:52 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 800, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:30:22 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:30:22 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:30:22 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:30:22 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 801, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:30:22 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:30:53 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:30:53 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:31:24 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:31:24 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:32:25 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:32:25 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:32:25 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:32:25 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 809, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:32:25 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:32:25 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 810, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:32:56 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:32:56 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 811, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:32:56 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 812, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:33:27 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:33:27 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 813, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:33:27 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 814, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:33:57 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:33:57 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:33:57 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 815, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:33:57 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:34:28 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 817, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:34:59 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:34:59 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:34:59 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:34:59 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 819, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:34:59 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:34:59 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 820, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:35:30 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:35:30 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:35:30 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:35:30 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 821, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:35:30 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:35:30 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 822, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:36:00 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:36:00 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:36:00 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:36:00 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 823, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:36:00 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:36:00 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 824, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:36:31 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:36:31 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:36:31 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:36:31 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 825, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:36:31 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:36:31 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 826, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:37:02 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:37:02 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 827, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:37:02 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 828, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:38:03 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:38:03 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:38:03 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:38:03 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 831, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:38:03 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:38:03 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 832, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:38:34 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:38:34 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:40:37 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:40:37 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:40:37 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:40:37 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 841, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:40:37 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:40:37 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 842, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:41:08 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:41:08 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:41:08 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 843, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:41:08 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 844, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:41:38 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:41:38 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:41:38 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:41:38 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 845, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:41:38 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:41:38 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 846, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:42:40 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:42:40 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:42:40 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 849, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:42:40 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:43:10 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 852, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:43:41 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:43:41 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:43:41 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:43:41 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:43:41 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 854, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:44:12 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:44:12 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:44:43 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:44:43 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:44:43 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 857, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:44:43 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 858, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:45:13 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:45:13 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:45:13 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:45:13 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:45:44 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 861, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:46:15 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:46:15 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:46:15 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 863, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:46:15 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 864, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:46:45 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:46:45 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:46:45 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:46:45 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 865, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:46:45 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:46:45 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 866, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:47:16 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 868, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:47:47 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:47:47 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:47:47 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:48:18 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:48:18 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:48:18 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:48:18 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 871, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:48:18 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:48:18 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 872, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:48:48 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:48:48 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:48:48 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:48:48 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 873, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:48:48 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:48:48 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 874, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:49:19 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:49:19 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:49:19 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:49:19 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 875, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:49:19 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 876, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:50:20 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:50:20 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:50:20 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:50:20 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 879, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:50:20 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:50:20 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 880, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:50:51 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:50:51 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:50:51 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:50:51 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 881, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:50:51 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 882, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:52:23 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:52:23 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:52:23 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:52:23 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 887, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:52:23 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:52:23 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 888, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:52:54 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:52:54 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:52:54 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:52:54 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 889, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:52:54 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:52:54 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 890, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:53:25 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:53:25 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:53:25 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:54:26 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:54:26 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 895, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:54:26 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 896, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:55:58 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:55:58 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:55:58 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:55:58 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 901, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:55:58 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:55:58 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 902, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:56:29 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:56:29 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:56:29 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:56:29 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 903, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:56:29 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:56:29 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 904, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:57:00 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:57:00 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:57:31 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:57:31 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:57:31 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:57:31 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:57:31 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 908, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:58:01 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:58:01 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:58:01 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:58:01 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 909, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:58:01 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:58:01 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 910, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:58:32 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:58:32 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:59:03 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:59:03 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:59:03 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:59:03 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 913, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:59:03 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:59:03 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 914, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:59:33 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 17:59:33 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 17:59:33 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:59:33 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 915, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 17:59:33 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 17:59:33 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 916, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:00:04 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:00:04 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:00:04 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:00:04 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:00:04 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 918, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:00:35 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:00:35 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 919, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:00:35 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 920, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:01:06 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:01:06 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:01:36 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:01:36 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:01:36 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:01:36 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 923, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:01:36 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:01:36 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 924, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:02:07 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:02:07 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:02:07 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:02:07 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 925, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:02:07 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:02:07 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 926, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:02:38 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:02:38 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:02:38 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 927, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:02:38 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 928, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:03:08 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:03:08 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:03:08 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:03:08 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 929, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:03:08 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:03:08 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 930, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:03:39 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 931, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:04:10 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:04:10 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:04:10 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:04:10 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 933, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:04:10 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:04:10 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 934, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:04:41 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:04:41 Tower kernel: loop: Write error at byte offset 32520269824, length 4096.
    Dec  4 18:04:41 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:04:41 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 935, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:04:41 Tower kernel: blk_update_request: I/O error, dev loop2, sector 63516152 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:04:41 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 936, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:05:11 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:05:11 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:05:11 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:05:42 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:05:42 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:05:42 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:05:42 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 939, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:05:42 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:05:42 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 940, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:06:13 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:06:13 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:06:13 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:06:13 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 941, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:06:13 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:06:13 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 942, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:06:44 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:06:44 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:06:44 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:06:44 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 943, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:06:44 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 944, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:07:14 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:07:14 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:07:14 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:07:45 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:07:45 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:08:16 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:08:16 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:08:16 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:08:16 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 949, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:08:16 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:08:16 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 950, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:08:46 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:09:17 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:09:17 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:09:17 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:09:17 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 953, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:09:17 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:09:17 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 954, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:09:48 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:09:48 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:09:48 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:09:48 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 955, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:09:48 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:09:48 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 956, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:10:19 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:10:19 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:10:19 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:10:19 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:10:19 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 958, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:10:49 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:10:49 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:10:49 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:10:49 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 959, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:10:49 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:10:49 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 960, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:11:20 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:11:20 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:11:20 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:11:20 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 961, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:11:20 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:11:20 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 962, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:11:51 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:11:51 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:11:51 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:11:51 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 963, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:11:51 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 964, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:12:21 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:12:21 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:12:21 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:12:21 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 965, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:12:21 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:12:21 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 966, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:12:52 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:12:52 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:12:52 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:12:52 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 967, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:12:52 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:12:52 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 968, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:13:23 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:13:23 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:13:23 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:13:23 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 969, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:13:23 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:13:23 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 970, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:13:54 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:13:54 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:13:54 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:13:54 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 971, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:13:54 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:13:54 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 972, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:14:55 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:14:55 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 975, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:14:55 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 976, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:15:26 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:15:26 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 977, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:15:26 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 978, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:16:27 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:16:27 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 981, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:16:27 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 982, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:16:58 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:16:58 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 984, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:19:01 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:19:01 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:19:01 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:19:01 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:19:01 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 992, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:19:32 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:19:32 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:19:32 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:19:32 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 993, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:19:32 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:19:32 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 994, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:20:33 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:20:33 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:20:33 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:21:34 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1001, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:22:36 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:22:36 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:22:36 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1005, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:22:36 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1006, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:23:07 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:23:07 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:23:07 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:23:07 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1007, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:23:07 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:23:07 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1008, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:23:37 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:23:37 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:24:08 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:24:08 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1012, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:24:39 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:24:39 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:25:40 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:25:40 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:25:40 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:25:40 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:25:40 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1018, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:26:11 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:26:11 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:26:11 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:26:11 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:26:11 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1020, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:26:42 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:26:42 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:26:42 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:26:42 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1021, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:26:42 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:26:42 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1022, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:27:12 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:27:12 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:27:12 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:27:43 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:27:43 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:27:43 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:27:43 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1025, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:27:43 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:27:43 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1026, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:28:14 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:28:14 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1027, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:28:14 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1028, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:28:44 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:28:44 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:28:44 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:28:44 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1029, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:28:44 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:28:44 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1030, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:29:15 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1032, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:29:46 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:30:17 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:30:17 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:31:18 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:31:18 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1039, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:31:18 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1040, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:31:49 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:31:49 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:31:49 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:31:49 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1041, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:31:49 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:32:20 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:32:20 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:32:20 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:32:20 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1043, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:32:20 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:32:20 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1044, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:32:50 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:32:50 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:32:50 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:32:50 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1045, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:32:50 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:32:50 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1046, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:33:21 Tower kernel: loop: Write error at byte offset 20791209984, length 4096.
    Dec  4 18:33:21 Tower kernel: loop: Write error at byte offset 32790425600, length 4096.
    Dec  4 18:33:21 Tower kernel: blk_update_request: I/O error, dev loop2, sector 40607832 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:33:21 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1047, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:33:21 Tower kernel: blk_update_request: I/O error, dev loop2, sector 64043800 op 0x1:(WRITE) flags 0x100000 phys_seg 1 prio class 0
    Dec  4 18:33:21 Tower kernel: BTRFS error (device loop2): bdev /dev/loop2 errs: wr 1048, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:33:27 Tower emhttpd: req (22): csrf_token=****************&title=System Log&cmd=/webGui/scripts/tail_log&arg1=syslog
    Dec  4 18:33:27 Tower emhttpd: cmd: /usr/local/emhttp/plugins/dynamix/scripts/tail_log syslog
    Dec  4 18:33:46 Tower kernel: loop: Write error at byte offset 39272448, length 4096.
    Dec  4 18:33:46 Tower kernel: loop: Write error at byte offset 39321600, length 4096.
    Dec  4 18:33:46 Tower kernel: loop: Write error at byte offset 92946432, length 4096.
    Dec  4 18:33:46 Tower kernel: loop: Write error at byte offset 92995584, length 4096.
    Dec  4 18:33:46 Tower kernel: blk_update_request: I/O error, dev loop3, sector 76704 op 0x1:(WRITE) flags 0x1800 phys_seg 12 prio class 0
    Dec  4 18:33:46 Tower kernel: BTRFS error (device loop3): bdev /dev/loop3 errs: wr 1, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:33:46 Tower kernel: blk_update_request: I/O error, dev loop3, sector 76800 op 0x1:(WRITE) flags 0x1800 phys_seg 4 prio class 0
    Dec  4 18:33:46 Tower kernel: BTRFS error (device loop3): bdev /dev/loop3 errs: wr 2, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:33:46 Tower kernel: blk_update_request: I/O error, dev loop3, sector 181536 op 0x1:(WRITE) flags 0x1800 phys_seg 12 prio class 0
    Dec  4 18:33:46 Tower kernel: BTRFS error (device loop3): bdev /dev/loop3 errs: wr 3, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:33:46 Tower kernel: blk_update_request: I/O error, dev loop3, sector 181632 op 0x1:(WRITE) flags 0x1800 phys_seg 4 prio class 0
    Dec  4 18:33:46 Tower kernel: BTRFS error (device loop3): bdev /dev/loop3 errs: wr 4, rd 0, flush 0, corrupt 0, gen 0
    Dec  4 18:33:46 Tower kernel: BTRFS: error (device loop3) in btrfs_commit_transaction:2266: errno=-5 IO failure (Error while writing out transaction)
    Dec  4 18:33:46 Tower kernel: BTRFS: error (device loop3) in cleanup_transaction:1826: errno=-5 IO failure

     

  9. On 11/1/2019 at 2:21 PM, aderuwe said:

    Any luck?  I'm running into the same thing.  Would hate to have to resort to spinning up a VM...

    Yes - on unRAID host run (and you can set this to run at array start using the User Scripts plugin):

    modprobe nfs
    modprobe nfsd

    For the container, set Post Arguments to: 

    bin/bash -c "service rpcbind start; service nfs-kernel-server start; bash entry.sh"

     

  10. 3 hours ago, dee31797 said:

    Thank you very much for updating us on this!

     

    Can you elaborate on the steps you took? So far I assume:

    Console to container CLI and enter:

    
    ssh-keygen

     

    Of course. In container:

    ssh-keygen

    On host:

    docker cp container-name:/root/.ssh/id_rsa.pub id_rsa.pub
    sudo sh -c "cat id_rsa.pub >> ~/.ssh/authorized_keys"

     

    • Thanks 1
  11. On 10/23/2019 at 10:49 AM, dee31797 said:

    User 0 allows the use of "/root/.ssh/known_hosts" file.  If it's still prompting for the password I assume it's opening multiple SSH connections. I think it can be fixed but I'm still looking for it.

    I got rid of the password prompts by generating an rsa key in the container (ssh-keygen) and copying it into the host's authorized_keys file