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Oops SMP, when hitting share min free space?


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5.0b6a, on old single-core Athlon 64 (939) system.

 

This was during a long rsync of media files from remote system to /mnt/user/Media. Minimum free space for the first disk was approaching, then 40% through a file something happens:

 

/Psychedelic Rock/Pink Floyd/A Momentary Lapse Of Reason/04-One Slip.flac
   13107200  40%   12.50MB/s    0:00:01
Message from syslogd@Tower1 at Thu May 12 21:26:49 2011 ...
Tower1 kernel: Stack:

Message from syslogd@Tower1 at Thu May 12 21:26:49 2011 ...
Tower1 kernel: Call Trace:

Message from syslogd@Tower1 at Thu May 12 21:26:49 2011 ...
Tower1 kernel: Code: 7d e4 00 0f 84 ac 00 00 00 fe 03 8d 85 64 ff ff ff e8 37 f8 ff ff 89 d8 e8 11 05 24 00 e9 93 00 00 00 8b 45 ec 8b 40 fc 89 45 f0 <3e> ff 40 34 8b 45 f0 e8 4d fe ff ff 8b 45 f0 8b 00 a8 04 74 2a

Message from syslogd@Tower1 at Thu May 12 21:26:49 2011 ...
Tower1 kernel: EIP: [<c10cf2cc>] write_ordered_buffers+0x156/0x1f8 SS:ESP 0068:f75b1df8

Message from syslogd@Tower1 at Thu May 12 21:26:49 2011 ...
Tower1 kernel: CR2: 0000000000000034

Message from syslogd@Tower1 at Thu May 12 21:26:49 2011 ...
Tower1 kernel: Process sync_supers (pid: 128, ti=f75b0000 task=f75ac360 task.ti=f75b0000)

Message from syslogd@Tower1 at Thu May 12 21:26:49 2011 ...
Tower1 kernel: last sysfs file: /sys/devices/pci0000:00/0000:00:0b.1/usb1/1-2/1-2:1.0/host4/target4:0:0/4:0:0:0/block/sdb/stat

Message from syslogd@Tower1 at Thu May 12 21:26:49 2011 ...
Tower1 kernel: Oops: 0002 [#1] SMP

 

No disks are included or excluded from the share.

 

Privs might be a problem. "New permissions" was run earlier today, before activity and rsyncs (as root). They now look like:

 

/mnt/user/
drwxrwx--- 1 nobody users 128 May 12 11:19 ./
drwxr-xr-x 7 root   root    0 May 12 21:42 ../
drwxrwx--- 1 nobody users  48 May 12 11:19 Backups/
drwx--x--x 1 root   root  184 May 12 15:29 Media/

/mnt/user/Media/
drwx--x--x 1 root   root    184 May 12 15:29 ./
drwxrwx--- 1 nobody users   128 May 12 11:19 ../
drwx--x--x 1 root   root  39920 May 12 15:29 Movies/
drwx--x--x 1 root   root    896 Oct 31  2010 Music/
drwxrwx--- 1 nobody users    48 May 11 23:51 Musicvids/
drwxrwx--- 1 nobody users    48 May 11 23:51 TV\ Series/
drwxrwx--- 1 nobody users    48 May 11 23:51 Video/

/mnt/disk1/
drwxrwx--- 6 nobody users 128 May 12 11:19 ./
drwxr-xr-x 7 root   root    0 May 12 21:42 ../
drwxrwx--- 2 nobody users  48 May 12 11:19 Backups/
drwx--x--x 7 root   root  184 May 12 15:29 Media/

/mnt/disk2/
drwxrwx--- 5 nobody users 104 May 12 21:47 ./
drwxr-xr-x 7 root   root    0 May 12 21:42 ../
drwxrwx--- 2 david  users  48 May 12 21:47 Media/

 

Is this useful? Need more info?

 

Oh, post-reboot df report for disk1:

976732736 949064632  27668104  98%

 

Min free space for share is set to 25000000 (23+GB).

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