I've started to see a crash when starting dockers on my freshly updated server - I was able to get the array started normally after disabling the docker service, and everything seemed normal. Once I reenabled Docker, it started to go through the list, but partway through I get a hard crash, and the server is completely unresponsive until a hard reboot. I was able to grab a segment of the syslog from the crash, and am working to get the full diag file, but i saw this after my Plex container started -
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Dec 5 09:42:05 Tachikoma kernel: nvidia-uvm: Loaded the UVM driver, major device number 242.
Dec 5 09:42:09 Tachikoma rc.docker: PlexMediaServer: started succesfully!
Dec 5 09:42:09 Tachikoma kernel: br-64a9fd434999: port 14(vethf5fee39) entered blocking state
Dec 5 09:42:09 Tachikoma kernel: br-64a9fd434999: port 14(vethf5fee39) entered disabled state
Dec 5 09:42:09 Tachikoma kernel: device vethf5fee39 entered promiscuous mode
Dec 5 09:42:11 Tachikoma kernel: eth0: renamed from veth6d72832
Dec 5 09:42:11 Tachikoma kernel: IPv6: ADDRCONF(NETDEV_CHANGE): vethf5fee39: link becomes ready
Dec 5 09:42:11 Tachikoma kernel: br-64a9fd434999: port 14(vethf5fee39) entered blocking state
Dec 5 09:42:11 Tachikoma kernel: br-64a9fd434999: port 14(vethf5fee39) entered forwarding state
Dec 5 09:42:11 Tachikoma rc.docker: swag: started succesfully!
Dec 5 09:42:11 Tachikoma kernel: docker0: port 6(vethd18c7fe) entered blocking state
Dec 5 09:42:11 Tachikoma kernel: docker0: port 6(vethd18c7fe) entered disabled state
Dec 5 09:42:11 Tachikoma kernel: device vethd18c7fe entered promiscuous mode
Dec 5 09:42:11 Tachikoma kernel: docker0: port 6(vethd18c7fe) entered blocking state
Dec 5 09:42:11 Tachikoma kernel: docker0: port 6(vethd18c7fe) entered forwarding state
Dec 5 09:42:12 Tachikoma kernel: docker0: port 6(vethd18c7fe) entered disabled state
Dec 5 09:42:12 Tachikoma avahi-daemon[3298]: Joining mDNS multicast group on interface vethf5fee39.IPv6 with address fe80::60de:2dff:fe8d:4448.
Dec 5 09:42:12 Tachikoma avahi-daemon[3298]: New relevant interface vethf5fee39.IPv6 for mDNS.
Dec 5 09:42:12 Tachikoma avahi-daemon[3298]: Registering new address record for fe80::60de:2dff:fe8d:4448 on vethf5fee39.*.
Dec 5 09:42:22 Tachikoma kernel: ------------[ cut here ]------------
Dec 5 09:42:22 Tachikoma kernel: NETDEV WATCHDOG: eth1 (igb): transmit queue 4 timed out
Dec 5 09:42:22 Tachikoma kernel: WARNING: CPU: 3 PID: 0 at net/sched/sch_generic.c:529 dev_watchdog+0x145/0x1b3
Dec 5 09:42:22 Tachikoma kernel: Modules linked in: nvidia_uvm(PO) xt_mark veth xt_nat nf_conntrack_netlink nfnetlink xfrm_user xt_addrtype br_netfilter xt_CHECKSUM xt_conntrack ipt_REJECT nf_reject_ipv4 xt_tcpudp ip6table_mangle iptable_mangle iptable_nat vhost_net tun vhost vhost_iotlb tap xfs xt_MASQUERADE ip6table_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 md_mod ipmi_devintf ip6table_filter ip6_tables iptable_filter ip_tables x_tables af_packet 8021q garp mrp bridge stp llc bonding tls ixgbe xfrm_algo mdio igb nvidia_drm(PO) nvidia_modeset(PO) x86_pkg_temp_thermal intel_powerclamp coretemp nvidia(PO) kvm_intel mgag200 drm_shmem_helper kvm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel ipmi_ssif crypto_simd cryptd rapl drm_kms_helper intel_cstate drm mpt3sas isci intel_uncore libsas i2c_i801 backlight i2c_algo_bit i2c_smbus syscopyarea ahci raid_class sysfillrect input_leds sysimgblt libahci joydev led_class i2c_core scsi_transport_sas fb_sys_fops acpi_ipmi wmi
Dec 5 09:42:22 Tachikoma kernel: ipmi_si button unix [last unloaded: xfrm_algo]
Dec 5 09:42:22 Tachikoma kernel: CPU: 3 PID: 0 Comm: swapper/3 Tainted: P O 5.19.17-Unraid #2
Dec 5 09:42:22 Tachikoma kernel: Hardware name: Supermicro X9DRi-LN4+/X9DR3-LN4+/X9DRi-LN4+/X9DR3-LN4+, BIOS 3.2 03/04/2015
Dec 5 09:42:22 Tachikoma kernel: RIP: 0010:dev_watchdog+0x145/0x1b3
Dec 5 09:42:22 Tachikoma kernel: Code: f7 c5 00 00 75 26 4c 89 ef c6 05 f1 f7 c5 00 01 e8 d4 31 fb ff 44 89 f1 4c 89 ee 48 c7 c7 c3 6e 15 82 48 89 c2 e8 f5 af 0f 00 <0f> 0b 4c 89 ef e8 1c fe ff ff 48 8b 83 88 fc ff ff 4c 89 ef 44 89
Dec 5 09:42:22 Tachikoma kernel: RSP: 0018:ffffc90006534eb0 EFLAGS: 00010282
Dec 5 09:42:22 Tachikoma kernel: RAX: 0000000000000000 RBX: ffff888169424448 RCX: 0000000000000027
Dec 5 09:42:22 Tachikoma kernel: RDX: 0000000000000103 RSI: ffffffff820d7be1 RDI: 00000000ffffffff
Dec 5 09:42:22 Tachikoma kernel: RBP: 0000000000000004 R08: 0000000000000000 R09: ffffffff828653f0
Dec 5 09:42:22 Tachikoma kernel: R10: 00003fffffffffff R11: 75712074696d736e R12: ffff88816942439c
Dec 5 09:42:22 Tachikoma kernel: R13: ffff888169424000 R14: 0000000000000004 R15: ffffffff8172073a
Dec 5 09:42:22 Tachikoma kernel: FS: 0000000000000000(0000) GS:ffff888a57ac0000(0000) knlGS:0000000000000000
Dec 5 09:42:22 Tachikoma kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Dec 5 09:42:22 Tachikoma kernel: CR2: 000014ca731ec000 CR3: 0000000a9dcb0001 CR4: 00000000000606e0
Dec 5 09:42:22 Tachikoma kernel: Call Trace:
Dec 5 09:42:22 Tachikoma kernel: <IRQ>
Dec 5 09:42:22 Tachikoma kernel: ? netif_tx_lock+0x1e/0x1e
Dec 5 09:42:22 Tachikoma kernel: call_timer_fn+0x6f/0x10d
Dec 5 09:42:22 Tachikoma kernel: __run_timers+0x144/0x184
Dec 5 09:42:22 Tachikoma kernel: ? timerqueue_add+0x6a/0x76
Dec 5 09:42:22 Tachikoma kernel: ? enqueue_hrtimer+0x77/0x82
Dec 5 09:42:22 Tachikoma kernel: run_timer_softirq+0x2b/0x43
Dec 5 09:42:22 Tachikoma kernel: __do_softirq+0x129/0x288
Dec 5 09:42:22 Tachikoma kernel: __irq_exit_rcu+0x79/0xb8
Dec 5 09:42:22 Tachikoma kernel: sysvec_apic_timer_interrupt+0x85/0xa6
Dec 5 09:42:22 Tachikoma kernel: </IRQ>
Dec 5 09:42:22 Tachikoma kernel: <TASK>
Dec 5 09:42:22 Tachikoma kernel: asm_sysvec_apic_timer_interrupt+0x16/0x20
Dec 5 09:42:22 Tachikoma kernel: RIP: 0010:cpuidle_enter_state+0x11b/0x1e4
Dec 5 09:42:22 Tachikoma kernel: Code: 5b fa a1 ff 45 84 ff 74 1b 9c 58 0f 1f 40 00 0f ba e0 09 73 08 0f 0b fa 0f 1f 44 00 00 31 ff e8 9d a9 a6 ff fb 0f 1f 44 00 00 <45> 85 ed 0f 88 9e 00 00 00 48 8b 04 24 49 63 cd 48 6b d1 68 49 29
Dec 5 09:42:22 Tachikoma kernel: RSP: 0018:ffffc900000f3e98 EFLAGS: 00000246
Dec 5 09:42:22 Tachikoma kernel: RAX: ffff888a57ac0000 RBX: 0000000000000002 RCX: 0000000000000000
Dec 5 09:42:22 Tachikoma kernel: RDX: 0000000000000003 RSI: ffffffff820d7be1 RDI: ffffffff820d80c1
Dec 5 09:42:22 Tachikoma kernel: RBP: ffff888a57af5b88 R08: 0000000000000002 R09: 0000000000000002
Dec 5 09:42:22 Tachikoma kernel: R10: 0000000000000020 R11: 000000000000007f R12: ffffffff82315740
Dec 5 09:42:22 Tachikoma kernel: R13: 0000000000000002 R14: 000015066edf74de R15: 0000000000000000
Dec 5 09:42:22 Tachikoma kernel: ? cpuidle_enter_state+0xf5/0x1e4
Dec 5 09:42:22 Tachikoma kernel: cpuidle_enter+0x2a/0x38
Dec 5 09:42:22 Tachikoma kernel: do_idle+0x187/0x1f5
Dec 5 09:42:22 Tachikoma kernel: cpu_startup_entry+0x1d/0x1f
Dec 5 09:42:22 Tachikoma kernel: start_secondary+0xeb/0xeb
Dec 5 09:42:22 Tachikoma kernel: secondary_startup_64_no_verify+0xce/0xdb
Dec 5 09:42:22 Tachikoma kernel: </TASK>
Dec 5 09:42:22 Tachikoma kernel: ---[ end trace 0000000000000000 ]---
Dec 5 09:42:33 Tachikoma kernel: rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 16-... 24-... } 21427 jiffies s: 1713 root: 0x2/.
Dec 5 09:42:33 Tachikoma kernel: rcu: blocking rcu_node structures (internal RCU debug): l=1:16-31:0x101/.
Dec 5 09:42:33 Tachikoma kernel: Task dump for CPU 16:
Dec 5 09:42:33 Tachikoma kernel: task:kworker/u64:4 state:R running task stack: 0 pid: 3647 ppid: 2 flags:0x00004008
Dec 5 09:42:33 Tachikoma kernel: Workqueue: btrfs-cache btrfs_work_helper
Dec 5 09:42:33 Tachikoma kernel: Call Trace:
Dec 5 09:42:33 Tachikoma kernel: <TASK>
Dec 5 09:42:33 Tachikoma kernel: ? __schedule+0x59e/0x5f6
Dec 5 09:42:33 Tachikoma kernel: ? chksum_update+0x13/0x1e
Dec 5 09:42:33 Tachikoma kernel: ? crc32c+0x2f/0x62
Dec 5 09:42:33 Tachikoma kernel: ? kmem_cache_debug_flags+0xc/0x1d
Dec 5 09:42:33 Tachikoma kernel: ? setup_object+0x17/0x51
Dec 5 09:42:33 Tachikoma kernel: ? new_slab+0x1cf/0x1df
Dec 5 09:42:33 Tachikoma kernel: ? ___slab_alloc+0x288/0x590
Dec 5 09:42:33 Tachikoma kernel: ? __load_free_space_cache+0x215/0x452
Dec 5 09:42:33 Tachikoma kernel: ? __slab_free+0x83/0x29a
Dec 5 09:42:33 Tachikoma kernel: ? __load_free_space_cache+0x345/0x452
Dec 5 09:42:33 Tachikoma kernel: ? sysvec_apic_timer_interrupt+0x92/0xa6
Dec 5 09:42:33 Tachikoma kernel: ? asm_sysvec_apic_timer_interrupt+0x16/0x20
Dec 5 09:42:33 Tachikoma kernel: ? native_queued_spin_lock_slowpath+0x87/0x1d0
Dec 5 09:42:33 Tachikoma kernel: ? do_raw_spin_lock+0x14/0x1a
Dec 5 09:42:33 Tachikoma kernel: ? __btrfs_remove_free_space_cache+0xe/0x2d
Dec 5 09:42:33 Tachikoma kernel: ? load_free_space_cache+0x230/0x2dd
Dec 5 09:42:33 Tachikoma kernel: ? kmem_cache_free+0xdb/0x176
Dec 5 09:42:33 Tachikoma kernel: ? caching_thread+0x7e/0x43d
Dec 5 09:42:33 Tachikoma kernel: ? _raw_spin_unlock_irqrestore+0x1a/0x3a
Dec 5 09:42:33 Tachikoma kernel: ? btrfs_work_helper+0x114/0x2a5
Dec 5 09:42:33 Tachikoma kernel: ? process_one_work+0x1ab/0x295
Dec 5 09:42:33 Tachikoma kernel: ? worker_thread+0x18b/0x244
Dec 5 09:42:33 Tachikoma kernel: ? rescuer_thread+0x281/0x281
Dec 5 09:42:33 Tachikoma kernel: ? kthread+0xe7/0xef
Dec 5 09:42:33 Tachikoma kernel: ? kthread_complete_and_exit+0x1b/0x1b
Dec 5 09:42:33 Tachikoma kernel: ? ret_from_fork+0x22/0x30
Dec 5 09:42:33 Tachikoma kernel: </TASK>
Dec 5 09:42:33 Tachikoma kernel: Task dump for CPU 24:
Dec 5 09:42:33 Tachikoma kernel: task:kworker/u64:3 state:R running task stack: 0 pid: 3646 ppid: 2 flags:0x00004008
Dec 5 09:42:33 Tachikoma kernel: Workqueue: btrfs-cache btrfs_work_helper
Dec 5 09:42:33 Tachikoma kernel: Call Trace:
Dec 5 09:42:33 Tachikoma kernel: <TASK>
Dec 5 09:42:33 Tachikoma kernel: ? chksum_update+0x13/0x1e
Dec 5 09:42:33 Tachikoma kernel: ? crc32c+0x2f/0x62
Dec 5 09:42:33 Tachikoma kernel: ? kmem_cache_debug_flags+0xc/0x1d
Dec 5 09:42:33 Tachikoma kernel: ? setup_object+0x17/0x51
Dec 5 09:42:33 Tachikoma kernel: ? new_slab+0x1cf/0x1df
Dec 5 09:42:33 Tachikoma kernel: ? ___slab_alloc+0x288/0x590
Dec 5 09:42:33 Tachikoma kernel: ? __load_free_space_cache+0x215/0x452
Dec 5 09:42:33 Tachikoma kernel: ? __slab_free+0x83/0x29a
Dec 5 09:42:33 Tachikoma kernel: ? __load_free_space_cache+0x345/0x452
Dec 5 09:42:33 Tachikoma kernel: ? __load_free_space_cache+0x3fb/0x452
Dec 5 09:42:33 Tachikoma kernel: ? sysvec_apic_timer_interrupt+0x92/0xa6
Dec 5 09:42:33 Tachikoma kernel: ? asm_sysvec_apic_timer_interrupt+0x16/0x20
Dec 5 09:42:33 Tachikoma kernel: ? native_queued_spin_lock_slowpath+0x85/0x1d0
Dec 5 09:42:33 Tachikoma kernel: ? do_raw_spin_lock+0x14/0x1a
Dec 5 09:42:33 Tachikoma kernel: ? __btrfs_remove_free_space_cache+0xe/0x2d
Dec 5 09:42:33 Tachikoma kernel: ? load_free_space_cache+0x230/0x2dd
Dec 5 09:42:33 Tachikoma kernel: ? kmem_cache_free+0xdb/0x176
Dec 5 09:42:33 Tachikoma kernel: ? caching_thread+0x7e/0x43d
Dec 5 09:42:33 Tachikoma kernel: ? move_linked_works+0x2f/0x6a
Dec 5 09:42:33 Tachikoma kernel: ? pwq_adjust_max_active+0x88/0xa7
Dec 5 09:42:33 Tachikoma kernel: ? btrfs_work_helper+0x114/0x2a5
Dec 5 09:42:33 Tachikoma kernel: ? process_one_work+0x1ab/0x295
Dec 5 09:42:33 Tachikoma kernel: ? worker_thread+0x18b/0x244
Dec 5 09:42:33 Tachikoma kernel: ? rescuer_thread+0x281/0x281
Dec 5 09:42:33 Tachikoma kernel: ? kthread+0xe7/0xef
Dec 5 09:42:33 Tachikoma kernel: ? kthread_complete_and_exit+0x1b/0x1b
Dec 5 09:42:33 Tachikoma kernel: ? ret_from_fork+0x22/0x30
Dec 5 09:42:33 Tachikoma kernel: </TASK>
Dec 5 09:42:36 Tachikoma kernel: ixgbe 0000:02:00.0 eth4: initiating reset due to tx timeout
Dec 5 09:42:42 Tachikoma kernel: ixgbe 0000:02:00.0 eth4: initiating reset due to tx timeout
Dec 5 09:42:47 Tachikoma kernel: ixgbe 0000:02:00.0 eth4: initiating reset due to tx timeout
Dec 5 09:42:52 Tachikoma kernel: ixgbe 0000:02:00.0 eth4: initiating reset due to tx timeout
Dec 5 09:42:58 Tachikoma kernel: ixgbe 0000:02:00.0 eth4: initiating reset due to tx timeout
Dec 5 09:43:04 Tachikoma kernel: ixgbe 0000:02:00.0 eth4: initiating reset due to tx timeout
Dec 5 09:43:09 Tachikoma kernel: ixgbe 0000:02:00.0 eth4: initiating reset due to tx timeout
Dec 5 09:43:12 Tachikoma kernel: rcu: INFO: rcu_preempt self-detected stall on CPU
Dec 5 09:43:12 Tachikoma kernel: rcu: 16-....: (59999 ticks this GP) idle=19f/1/0x4000000000000000 softirq=333249/333258 fqs=14611
Dec 5 09:43:12 Tachikoma kernel: (t=60000 jiffies g=2141645 q=493736 ncpus=32)
Dec 5 09:43:12 Tachikoma kernel: NMI backtrace for cpu 16
Dec 5 09:43:12 Tachikoma kernel: CPU: 16 PID: 3647 Comm: kworker/u64:4 Tainted: P W O 5.19.17-Unraid #2
Dec 5 09:43:12 Tachikoma kernel: Hardware name: Supermicro X9DRi-LN4+/X9DR3-LN4+/X9DRi-LN4+/X9DR3-LN4+, BIOS 3.2 03/04/2015
Dec 5 09:43:12 Tachikoma kernel: Workqueue: btrfs-cache btrfs_work_helper
Dec 5 09:43:12 Tachikoma kernel: Call Trace:
Dec 5 09:43:12 Tachikoma kernel: <IRQ>
Dec 5 09:43:12 Tachikoma kernel: dump_stack_lvl+0x44/0x5c
Dec 5 09:43:12 Tachikoma kernel: nmi_cpu_backtrace+0xda/0x104
Dec 5 09:43:12 Tachikoma kernel: ? lapic_can_unplug_cpu+0x95/0x95
Dec 5 09:43:12 Tachikoma kernel: nmi_trigger_cpumask_backtrace+0x72/0x107
Dec 5 09:43:12 Tachikoma kernel: trigger_single_cpu_backtrace+0x2a/0x31
Dec 5 09:43:12 Tachikoma kernel: rcu_dump_cpu_stacks+0xa0/0xd6
Dec 5 09:43:12 Tachikoma kernel: rcu_sched_clock_irq+0x44b/0xaf7
Dec 5 09:43:12 Tachikoma kernel: ? tick_nohz_restart_sched_tick+0x83/0x83
Dec 5 09:43:12 Tachikoma kernel: update_process_times+0x62/0x81
Dec 5 09:43:12 Tachikoma kernel: tick_sched_timer+0x43/0x71
Dec 5 09:43:12 Tachikoma kernel: __hrtimer_run_queues+0x110/0x1b7
Dec 5 09:43:12 Tachikoma kernel: hrtimer_interrupt+0x9c/0x16e
Dec 5 09:43:12 Tachikoma kernel: __sysvec_apic_timer_interrupt+0xc5/0x12f
Dec 5 09:43:12 Tachikoma kernel: sysvec_apic_timer_interrupt+0x80/0xa6
Dec 5 09:43:12 Tachikoma kernel: </IRQ>
Dec 5 09:43:12 Tachikoma kernel: <TASK>
Dec 5 09:43:12 Tachikoma kernel: asm_sysvec_apic_timer_interrupt+0x16/0x20
Dec 5 09:43:12 Tachikoma kernel: RIP: 0010:native_queued_spin_lock_slowpath+0x7f/0x1d0
Dec 5 09:43:12 Tachikoma kernel: Code: 0f ba 2b 08 8b 03 0f 92 c2 0f b6 d2 c1 e2 08 30 e4 09 d0 3d ff 00 00 00 76 0c 0f ba e0 08 72 1e c6 43 01 00 eb 18 85 c0 74 0a <8b> 03 84 c0 74 04 f3 90 eb f6 66 c7 03 01 00 e9 32 01 00 00 e8 0f
Dec 5 09:43:12 Tachikoma kernel: RSP: 0018:ffffc9000f6e7c60 EFLAGS: 00000202
Dec 5 09:43:12 Tachikoma kernel: RAX: 0000000000000101 RBX: ffffc9000f6e7cc8 RCX: 0000000080240011
Dec 5 09:43:12 Tachikoma kernel: RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffc9000f6e7cc8
Dec 5 09:43:12 Tachikoma kernel: RBP: ffff8881b83a6690 R08: ffff8881b83a6690 R09: 0000000080240011
Dec 5 09:43:12 Tachikoma kernel: R10: ffff8881b83a6690 R11: 0000000000030ec0 R12: 0000000000000001
Dec 5 09:43:12 Tachikoma kernel: R13: ffff88831f920238 R14: ffff888105d45000 R15: 0000000036681000
Dec 5 09:43:12 Tachikoma kernel: do_raw_spin_lock+0x14/0x1a
Dec 5 09:43:12 Tachikoma kernel: __btrfs_remove_free_space_cache+0xe/0x2d
Dec 5 09:43:12 Tachikoma kernel: load_free_space_cache+0x230/0x2dd
Dec 5 09:43:12 Tachikoma kernel: ? kmem_cache_free+0xdb/0x176
Dec 5 09:43:12 Tachikoma kernel: caching_thread+0x7e/0x43d
Dec 5 09:43:12 Tachikoma kernel: ? _raw_spin_unlock_irqrestore+0x1a/0x3a
Dec 5 09:43:12 Tachikoma kernel: btrfs_work_helper+0x114/0x2a5
Dec 5 09:43:12 Tachikoma kernel: process_one_work+0x1ab/0x295
Dec 5 09:43:12 Tachikoma kernel: worker_thread+0x18b/0x244
Dec 5 09:43:12 Tachikoma kernel: ? rescuer_thread+0x281/0x281
Dec 5 09:43:12 Tachikoma kernel: kthread+0xe7/0xef
Dec 5 09:43:12 Tachikoma kernel: ? kthread_complete_and_exit+0x1b/0x1b
Dec 5 09:43:12 Tachikoma kernel: ret_from_fork+0x22/0x30
Dec 5 09:43:12 Tachikoma kernel: </TASK>
Dec 5 09:43:12 Tachikoma kernel: Sending NMI from CPU 16 to CPUs 24:
Dec 5 09:43:12 Tachikoma kernel: NMI backtrace for cpu 24
Dec 5 09:43:12 Tachikoma kernel: CPU: 24 PID: 3646 Comm: kworker/u64:3 Tainted: P W O 5.19.17-Unraid #2
Dec 5 09:43:12 Tachikoma kernel: Hardware name: Supermicro X9DRi-LN4+/X9DR3-LN4+/X9DRi-LN4+/X9DR3-LN4+, BIOS 3.2 03/04/2015
Dec 5 09:43:12 Tachikoma kernel: Workqueue: btrfs-cache btrfs_work_helper
Dec 5 09:43:12 Tachikoma kernel: RIP: 0010:native_queued_spin_lock_slowpath+0x7f/0x1d0
Dec 5 09:43:12 Tachikoma kernel: Code: 0f ba 2b 08 8b 03 0f 92 c2 0f b6 d2 c1 e2 08 30 e4 09 d0 3d ff 00 00 00 76 0c 0f ba e0 08 72 1e c6 43 01 00 eb 18 85 c0 74 0a <8b> 03 84 c0 74 04 f3 90 eb f6 66 c7 03 01 00 e9 32 01 00 00 e8 0f
Dec 5 09:43:12 Tachikoma kernel: RSP: 0018:ffffc9000f6dfc60 EFLAGS: 00000202
Dec 5 09:43:12 Tachikoma kernel: RAX: 0000000000000101 RBX: ffffc9000f6dfcc8 RCX: 0000000080240020
Dec 5 09:43:12 Tachikoma kernel: RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffc9000f6dfcc8
Dec 5 09:43:12 Tachikoma kernel: RBP: ffff88834fd33e00 R08: ffff88834fd33e00 R09: 0000000080240020
Dec 5 09:43:12 Tachikoma kernel: R10: ffff88834fd33e00 R11: 0000000000030eec R12: 0000000000000001
Dec 5 09:43:12 Tachikoma kernel: R13: ffff8882f63267f8 R14: ffff888105d45000 R15: 000000002e370000
Dec 5 09:43:12 Tachikoma kernel: FS: 0000000000000000(0000) GS:ffff889457c00000(0000) knlGS:0000000000000000
Dec 5 09:43:12 Tachikoma kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Dec 5 09:43:12 Tachikoma kernel: CR2: 00007fff0cb5ab88 CR3: 000000000220a001 CR4: 00000000000606e0
Dec 5 09:43:12 Tachikoma kernel: Call Trace:
Dec 5 09:43:12 Tachikoma kernel: <TASK>
Dec 5 09:43:12 Tachikoma kernel: do_raw_spin_lock+0x14/0x1a
Dec 5 09:43:12 Tachikoma kernel: __btrfs_remove_free_space_cache+0xe/0x2d
Dec 5 09:43:12 Tachikoma kernel: load_free_space_cache+0x230/0x2dd
Dec 5 09:43:12 Tachikoma kernel: ? kmem_cache_free+0xdb/0x176
Dec 5 09:43:12 Tachikoma kernel: caching_thread+0x7e/0x43d
Dec 5 09:43:12 Tachikoma kernel: ? move_linked_works+0x2f/0x6a
Dec 5 09:43:12 Tachikoma kernel: ? pwq_adjust_max_active+0x88/0xa7
Dec 5 09:43:12 Tachikoma kernel: btrfs_work_helper+0x114/0x2a5
Dec 5 09:43:12 Tachikoma kernel: process_one_work+0x1ab/0x295
Dec 5 09:43:12 Tachikoma kernel: worker_thread+0x18b/0x244
Dec 5 09:43:12 Tachikoma kernel: ? rescuer_thread+0x281/0x281
Dec 5 09:43:12 Tachikoma kernel: kthread+0xe7/0xef
Dec 5 09:43:12 Tachikoma kernel: ? kthread_complete_and_exit+0x1b/0x1b
Dec 5 09:43:12 Tachikoma kernel: ret_from_fork+0x22/0x30
Dec 5 09:43:12 Tachikoma kernel: </TASK>
any help is appreciated