Package: src:linux Version: 4.18.6-1~bpo9+1 Severity: important Oct 19 02:38:41 lxc009 kernel: INFO: task rsync:18730 blocked for more than 120 seconds. Oct 19 02:38:41 lxc009 kernel: Not tainted 4.18.0-0.bpo.1-amd64 #1 Debian 4.18.6-1~bpo9+1 Oct 19 02:38:41 lxc009 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Oct 19 02:38:41 lxc009 kernel: rsync D 0 18730 18729 0x00000100 Oct 19 02:38:41 lxc009 kernel: Call Trace: Oct 19 02:38:41 lxc009 kernel: ? __schedule+0x3f5/0x880 Oct 19 02:38:41 lxc009 kernel: schedule+0x32/0x80 Oct 19 02:38:41 lxc009 kernel: btrfs_start_ordered_extent+0xed/0x120 [btrfs] Oct 19 02:38:41 lxc009 kernel: ? remove_wait_queue+0x60/0x60 Oct 19 02:38:41 lxc009 kernel: __extent_readpages+0x293/0x380 [btrfs] Oct 19 02:38:41 lxc009 kernel: extent_readpages+0x1ba/0x230 [btrfs] Oct 19 02:38:41 lxc009 kernel: read_pages+0x71/0x1a0 Oct 19 02:38:41 lxc009 kernel: ? __do_page_cache_readahead+0x1a8/0x1e0 Oct 19 02:38:41 lxc009 kernel: __do_page_cache_readahead+0x1a8/0x1e0 Oct 19 02:38:41 lxc009 kernel: ondemand_readahead+0x171/0x290 Oct 19 02:38:41 lxc009 kernel: generic_file_read_iter+0x7b0/0xb90 Oct 19 02:38:41 lxc009 kernel: ? aa_file_perm+0x10c/0x380 Oct 19 02:38:41 lxc009 kernel: ? __seccomp_filter+0x43/0x4a0 Oct 19 02:38:41 lxc009 kernel: new_sync_read+0x101/0x150 Oct 19 02:38:41 lxc009 kernel: vfs_read+0x91/0x130 Oct 19 02:38:41 lxc009 kernel: ksys_read+0x52/0xc0 Oct 19 02:38:41 lxc009 kernel: do_syscall_64+0x55/0x110 Oct 19 02:38:41 lxc009 kernel: entry_SYSCALL_64_after_hwframe+0x44/0xa9 Oct 19 02:38:41 lxc009 kernel: RIP: 0033:0x7f740cdc26d0 Oct 19 02:38:41 lxc009 kernel: Code: Bad RIP value. Oct 19 02:38:41 lxc009 kernel: RSP: 002b:00007ffe963be6c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 Oct 19 02:38:41 lxc009 kernel: RAX: ffffffffffffffda RBX: 000055c6e0b07ab0 RCX: 00007f740cdc26d0 Oct 19 02:38:41 lxc009 kernel: RDX: 0000000000040000 RSI: 00007f740d7fc010 RDI: 0000000000000001 Oct 19 02:38:41 lxc009 kernel: RBP: 0000000000040000 R08: 0000001000a40000 R09: 000000006a400000 Oct 19 02:38:41 lxc009 kernel: R10: 0000000000074b32 R11: 0000000000000246 R12: 0000000000000000 Oct 19 02:38:41 lxc009 kernel: R13: 0000000000040000 R14: 0000000000000000 R15: 0000000000000000
Oct 19 02:40:42 lxc009 kernel: INFO: task kworker/u129:14:15713 blocked for more than 120 seconds. Oct 19 02:40:42 lxc009 kernel: Not tainted 4.18.0-0.bpo.1-amd64 #1 Debian 4.18.6-1~bpo9+1 Oct 19 02:40:42 lxc009 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Oct 19 02:40:42 lxc009 kernel: kworker/u129:14 D 0 15713 2 0x80000000 Oct 19 02:40:42 lxc009 kernel: Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs] Oct 19 02:40:42 lxc009 kernel: Call Trace: Oct 19 02:40:42 lxc009 kernel: ? __schedule+0x3f5/0x880 Oct 19 02:40:42 lxc009 kernel: schedule+0x32/0x80 Oct 19 02:40:42 lxc009 kernel: schedule_timeout+0x1e5/0x350 Oct 19 02:40:42 lxc009 kernel: ? sched_clock_cpu+0xc/0xa0 Oct 19 02:40:42 lxc009 kernel: ? try_to_wake_up+0x54/0x4a0 Oct 19 02:40:42 lxc009 kernel: wait_for_completion+0x123/0x190 Oct 19 02:40:42 lxc009 kernel: ? wake_up_q+0x70/0x70 Oct 19 02:40:42 lxc009 kernel: btrfs_async_run_delayed_refs+0x115/0x140 [btrfs] Oct 19 02:40:42 lxc009 kernel: __btrfs_end_transaction+0x1e1/0x2c0 [btrfs] Oct 19 02:40:42 lxc009 kernel: btrfs_finish_ordered_io+0x17a/0x800 [btrfs] Oct 19 02:40:42 lxc009 kernel: normal_work_helper+0xd0/0x320 [btrfs] Oct 19 02:40:42 lxc009 kernel: ? move_linked_works+0x6e/0xa0 Oct 19 02:40:42 lxc009 kernel: process_one_work+0x191/0x370 Oct 19 02:40:42 lxc009 kernel: worker_thread+0x4f/0x3b0 Oct 19 02:40:42 lxc009 kernel: kthread+0xf8/0x130 Oct 19 02:40:42 lxc009 kernel: ? rescuer_thread+0x340/0x340 Oct 19 02:40:42 lxc009 kernel: ? kthread_create_worker_on_cpu+0x70/0x70 Oct 19 02:40:42 lxc009 kernel: ret_from_fork+0x35/0x40 Oct 19 02:40:42 lxc009 kernel: INFO: task kworker/u130:6:16492 blocked for more than 120 seconds. Oct 19 02:40:42 lxc009 kernel: Not tainted 4.18.0-0.bpo.1-amd64 #1 Debian 4.18.6-1~bpo9+1 Oct 19 02:40:42 lxc009 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Oct 19 02:40:42 lxc009 kernel: kworker/u130:6 D 0 16492 2 0x80000000 Oct 19 02:40:42 lxc009 kernel: Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs] Oct 19 02:40:42 lxc009 kernel: Call Trace: Oct 19 02:40:42 lxc009 kernel: ? __schedule+0x3f5/0x880 Oct 19 02:40:42 lxc009 kernel: schedule+0x32/0x80 Oct 19 02:40:42 lxc009 kernel: schedule_timeout+0x1e5/0x350 Oct 19 02:40:42 lxc009 kernel: ? try_to_wake_up+0x54/0x4a0 Oct 19 02:40:42 lxc009 kernel: wait_for_completion+0x123/0x190 Oct 19 02:40:42 lxc009 kernel: ? wake_up_q+0x70/0x70 Oct 19 02:40:42 lxc009 kernel: btrfs_async_run_delayed_refs+0x115/0x140 [btrfs] Oct 19 02:40:42 lxc009 kernel: __btrfs_end_transaction+0x1e1/0x2c0 [btrfs] Oct 19 02:40:42 lxc009 kernel: btrfs_finish_ordered_io+0x17a/0x800 [btrfs] Oct 19 02:40:42 lxc009 kernel: normal_work_helper+0xd0/0x320 [btrfs] Oct 19 02:40:42 lxc009 kernel: ? move_linked_works+0x6e/0xa0 Oct 19 02:40:42 lxc009 kernel: process_one_work+0x191/0x370 Oct 19 02:40:42 lxc009 kernel: worker_thread+0x4f/0x3b0 Oct 19 02:40:42 lxc009 kernel: kthread+0xf8/0x130 Oct 19 02:40:42 lxc009 kernel: ? rescuer_thread+0x340/0x340 Oct 19 02:40:42 lxc009 kernel: ? kthread_create_worker_on_cpu+0x70/0x70 Oct 19 02:40:42 lxc009 kernel: ret_from_fork+0x35/0x40 Oct 19 02:40:42 lxc009 kernel: INFO: task kworker/u130:13:16639 blocked for more than 120 seconds. Oct 19 02:40:42 lxc009 kernel: Not tainted 4.18.0-0.bpo.1-amd64 #1 Debian 4.18.6-1~bpo9+1 Oct 19 02:40:42 lxc009 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Oct 19 02:40:42 lxc009 kernel: kworker/u130:13 D 0 16639 2 0x80000000 Oct 19 02:40:42 lxc009 kernel: Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs] Oct 19 02:40:42 lxc009 kernel: Call Trace: Oct 19 02:40:42 lxc009 kernel: ? __schedule+0x3f5/0x880 Oct 19 02:40:42 lxc009 kernel: ? check_preempt_wakeup+0x103/0x250 Oct 19 02:40:42 lxc009 kernel: schedule+0x32/0x80 Oct 19 02:40:42 lxc009 kernel: schedule_timeout+0x1e5/0x350 Oct 19 02:40:42 lxc009 kernel: ? try_to_wake_up+0x54/0x4a0 Oct 19 02:40:42 lxc009 kernel: wait_for_completion+0x123/0x190 Oct 19 02:40:42 lxc009 kernel: ? wake_up_q+0x70/0x70 Oct 19 02:40:42 lxc009 kernel: btrfs_async_run_delayed_refs+0x115/0x140 [btrfs] Oct 19 02:40:42 lxc009 kernel: __btrfs_end_transaction+0x1e1/0x2c0 [btrfs] Oct 19 02:40:42 lxc009 kernel: btrfs_finish_ordered_io+0x17a/0x800 [btrfs] Oct 19 02:40:42 lxc009 kernel: normal_work_helper+0xd0/0x320 [btrfs] Oct 19 02:40:42 lxc009 kernel: ? move_linked_works+0x6e/0xa0 Oct 19 02:40:42 lxc009 kernel: process_one_work+0x191/0x370 Oct 19 02:40:42 lxc009 kernel: worker_thread+0x4f/0x3b0 Oct 19 02:40:42 lxc009 kernel: kthread+0xf8/0x130 Oct 19 02:40:42 lxc009 kernel: ? rescuer_thread+0x340/0x340 Oct 19 02:40:42 lxc009 kernel: ? kthread_create_worker_on_cpu+0x70/0x70 Oct 19 02:40:42 lxc009 kernel: ret_from_fork+0x35/0x40 Oct 19 02:40:42 lxc009 kernel: INFO: task kworker/u129:8:16657 blocked for more than 120 seconds. Oct 19 02:40:42 lxc009 kernel: Not tainted 4.18.0-0.bpo.1-amd64 #1 Debian 4.18.6-1~bpo9+1 Oct 19 02:40:42 lxc009 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Oct 19 02:40:42 lxc009 kernel: kworker/u129:8 D 0 16657 2 0x80000000 Oct 19 02:40:42 lxc009 kernel: Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs] Oct 19 02:40:42 lxc009 kernel: Call Trace: Oct 19 02:40:42 lxc009 kernel: ? __schedule+0x3f5/0x880 Oct 19 02:40:42 lxc009 kernel: schedule+0x32/0x80 Oct 19 02:40:42 lxc009 kernel: schedule_timeout+0x1e5/0x350 Oct 19 02:40:42 lxc009 kernel: ? sched_clock_cpu+0xc/0xa0 Oct 19 02:40:42 lxc009 kernel: ? try_to_wake_up+0x54/0x4a0 Oct 19 02:40:42 lxc009 kernel: wait_for_completion+0x123/0x190 Oct 19 02:40:42 lxc009 kernel: ? wake_up_q+0x70/0x70 Oct 19 02:40:42 lxc009 kernel: btrfs_async_run_delayed_refs+0x115/0x140 [btrfs] Oct 19 02:40:42 lxc009 kernel: __btrfs_end_transaction+0x1e1/0x2c0 [btrfs] Oct 19 02:40:42 lxc009 kernel: btrfs_finish_ordered_io+0x17a/0x800 [btrfs] Oct 19 02:40:42 lxc009 kernel: normal_work_helper+0xd0/0x320 [btrfs] Oct 19 02:40:42 lxc009 kernel: ? move_linked_works+0x6e/0xa0 Oct 19 02:40:42 lxc009 kernel: process_one_work+0x191/0x370 Oct 19 02:40:42 lxc009 kernel: worker_thread+0x4f/0x3b0 Oct 19 02:40:42 lxc009 kernel: kthread+0xf8/0x130 Oct 19 02:40:42 lxc009 kernel: ? rescuer_thread+0x340/0x340 Oct 19 02:40:42 lxc009 kernel: ? kthread_create_worker_on_cpu+0x70/0x70 Oct 19 02:40:42 lxc009 kernel: ret_from_fork+0x35/0x40 Oct 19 02:40:42 lxc009 kernel: INFO: task kworker/u130:20:17705 blocked for more than 120 seconds. Oct 19 02:40:42 lxc009 kernel: Not tainted 4.18.0-0.bpo.1-amd64 #1 Debian 4.18.6-1~bpo9+1 Oct 19 02:40:42 lxc009 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Oct 19 02:40:42 lxc009 kernel: kworker/u130:20 D 0 17705 2 0x80000000 Oct 19 02:40:42 lxc009 kernel: Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs] Oct 19 02:40:42 lxc009 kernel: Call Trace: Oct 19 02:40:42 lxc009 kernel: ? __schedule+0x3f5/0x880 Oct 19 02:40:42 lxc009 kernel: ? check_preempt_wakeup+0x103/0x250 Oct 19 02:40:42 lxc009 kernel: schedule+0x32/0x80 Oct 19 02:40:42 lxc009 kernel: schedule_timeout+0x1e5/0x350 Oct 19 02:40:42 lxc009 kernel: ? try_to_wake_up+0x54/0x4a0 Oct 19 02:40:42 lxc009 kernel: wait_for_completion+0x123/0x190 Oct 19 02:40:42 lxc009 kernel: ? wake_up_q+0x70/0x70 Oct 19 02:40:42 lxc009 kernel: btrfs_async_run_delayed_refs+0x115/0x140 [btrfs] Oct 19 02:40:42 lxc009 kernel: __btrfs_end_transaction+0x1e1/0x2c0 [btrfs] Oct 19 02:40:42 lxc009 kernel: btrfs_finish_ordered_io+0x17a/0x800 [btrfs] Oct 19 02:40:42 lxc009 kernel: normal_work_helper+0xd0/0x320 [btrfs] Oct 19 02:40:42 lxc009 kernel: ? move_linked_works+0x6e/0xa0 Oct 19 02:40:42 lxc009 kernel: process_one_work+0x191/0x370 Oct 19 02:40:42 lxc009 kernel: worker_thread+0x4f/0x3b0 Oct 19 02:40:42 lxc009 kernel: kthread+0xf8/0x130 Oct 19 02:40:42 lxc009 kernel: ? rescuer_thread+0x340/0x340 Oct 19 02:40:42 lxc009 kernel: ? kthread_create_worker_on_cpu+0x70/0x70 Oct 19 02:40:42 lxc009 kernel: ret_from_fork+0x35/0x40 Oct 19 02:40:42 lxc009 kernel: INFO: task rsync:17790 blocked for more than 120 seconds. Oct 19 02:40:42 lxc009 kernel: Not tainted 4.18.0-0.bpo.1-amd64 #1 Debian 4.18.6-1~bpo9+1 Oct 19 02:40:42 lxc009 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Oct 19 02:40:42 lxc009 kernel: rsync D 0 17790 17789 0x00000100 Oct 19 02:40:42 lxc009 kernel: Call Trace: Oct 19 02:40:42 lxc009 kernel: ? __schedule+0x3f5/0x880 Oct 19 02:40:42 lxc009 kernel: ? btrfs_set_bit_hook+0x132/0x3f0 [btrfs] Oct 19 02:40:42 lxc009 kernel: schedule+0x32/0x80 Oct 19 02:40:42 lxc009 kernel: schedule_timeout+0x1e5/0x350 Oct 19 02:40:42 lxc009 kernel: ? sched_clock_cpu+0xc/0xa0 Oct 19 02:40:42 lxc009 kernel: ? try_to_wake_up+0x54/0x4a0 Oct 19 02:40:42 lxc009 kernel: wait_for_completion+0x123/0x190 Oct 19 02:40:42 lxc009 kernel: ? wake_up_q+0x70/0x70 Oct 19 02:40:42 lxc009 kernel: btrfs_async_run_delayed_refs+0x115/0x140 [btrfs] Oct 19 02:40:42 lxc009 kernel: __btrfs_end_transaction+0x1e1/0x2c0 [btrfs] Oct 19 02:40:42 lxc009 kernel: btrfs_dirty_inode+0x6a/0xc0 [btrfs] Oct 19 02:40:42 lxc009 kernel: touch_atime+0xb2/0xe0 Oct 19 02:40:42 lxc009 kernel: generic_file_read_iter+0x943/0xb90 Oct 19 02:40:42 lxc009 kernel: ? aa_file_perm+0x10c/0x380 Oct 19 02:40:42 lxc009 kernel: ? __seccomp_filter+0x43/0x4a0 Oct 19 02:40:42 lxc009 kernel: new_sync_read+0x101/0x150 Oct 19 02:40:42 lxc009 kernel: vfs_read+0x91/0x130 Oct 19 02:40:42 lxc009 kernel: ksys_read+0x52/0xc0 Oct 19 02:40:42 lxc009 kernel: do_syscall_64+0x55/0x110 Oct 19 02:40:42 lxc009 kernel: entry_SYSCALL_64_after_hwframe+0x44/0xa9 Oct 19 02:40:42 lxc009 kernel: RIP: 0033:0x7f7a38cd16d0 Oct 19 02:40:42 lxc009 kernel: Code: Bad RIP value. Oct 19 02:40:42 lxc009 kernel: RSP: 002b:00007ffcda7ad7f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 Oct 19 02:40:42 lxc009 kernel: RAX: ffffffffffffffda RBX: 0000564b1cf47ab0 RCX: 00007f7a38cd16d0 Oct 19 02:40:42 lxc009 kernel: RDX: 0000000000040000 RSI: 00007f7a3970b010 RDI: 0000000000000001 Oct 19 02:40:42 lxc009 kernel: RBP: 0000000000040000 R08: 0000003e82750000 R09: 00000000b1db0000 Oct 19 02:40:42 lxc009 kernel: R10: 000000000009e84d R11: 0000000000000246 R12: 0000000000000000 Oct 19 02:40:42 lxc009 kernel: R13: 0000000000040000 R14: 0000000000000000 R15: 0000000000000000 Oct 19 02:40:42 lxc009 kernel: INFO: task kworker/u130:12:17810 blocked for more than 120 seconds. Oct 19 02:40:42 lxc009 kernel: Not tainted 4.18.0-0.bpo.1-amd64 #1 Debian 4.18.6-1~bpo9+1 Oct 19 02:40:42 lxc009 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Oct 19 02:40:42 lxc009 kernel: kworker/u130:12 D 0 17810 2 0x80000000 Oct 19 02:40:42 lxc009 kernel: Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs] Oct 19 02:40:42 lxc009 kernel: Call Trace: Oct 19 02:40:42 lxc009 kernel: ? __schedule+0x3f5/0x880 Oct 19 02:40:42 lxc009 kernel: schedule+0x32/0x80 Oct 19 02:40:42 lxc009 kernel: schedule_timeout+0x1e5/0x350 Oct 19 02:40:42 lxc009 kernel: ? try_to_wake_up+0x54/0x4a0 Oct 19 02:40:42 lxc009 kernel: wait_for_completion+0x123/0x190 Oct 19 02:40:42 lxc009 kernel: ? wake_up_q+0x70/0x70 Oct 19 02:40:42 lxc009 kernel: btrfs_async_run_delayed_refs+0x115/0x140 [btrfs] Oct 19 02:40:42 lxc009 kernel: __btrfs_end_transaction+0x1e1/0x2c0 [btrfs] Oct 19 02:40:42 lxc009 kernel: btrfs_finish_ordered_io+0x17a/0x800 [btrfs] Oct 19 02:40:42 lxc009 kernel: normal_work_helper+0xd0/0x320 [btrfs] Oct 19 02:40:42 lxc009 kernel: ? move_linked_works+0x6e/0xa0 Oct 19 02:40:42 lxc009 kernel: process_one_work+0x191/0x370 Oct 19 02:40:42 lxc009 kernel: worker_thread+0x4f/0x3b0 Oct 19 02:40:42 lxc009 kernel: kthread+0xf8/0x130 Oct 19 02:40:42 lxc009 kernel: ? rescuer_thread+0x340/0x340 Oct 19 02:40:42 lxc009 kernel: ? kthread_create_worker_on_cpu+0x70/0x70 Oct 19 02:40:42 lxc009 kernel: ret_from_fork+0x35/0x40 Oct 19 02:40:42 lxc009 kernel: INFO: task kworker/u129:1:18626 blocked for more than 120 seconds. Oct 19 02:40:42 lxc009 kernel: Not tainted 4.18.0-0.bpo.1-amd64 #1 Debian 4.18.6-1~bpo9+1 Oct 19 02:40:43 lxc009 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Oct 19 02:40:43 lxc009 kernel: kworker/u129:1 D 0 18626 2 0x80000000 Oct 19 02:40:43 lxc009 kernel: Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs] Oct 19 02:40:43 lxc009 kernel: Call Trace: Oct 19 02:40:43 lxc009 kernel: ? __schedule+0x3f5/0x880 Oct 19 02:40:43 lxc009 kernel: schedule+0x32/0x80 Oct 19 02:40:43 lxc009 kernel: schedule_timeout+0x1e5/0x350 Oct 19 02:40:43 lxc009 kernel: ? sched_clock_cpu+0xc/0xa0 Oct 19 02:40:43 lxc009 kernel: ? try_to_wake_up+0x54/0x4a0 Oct 19 02:40:43 lxc009 kernel: wait_for_completion+0x123/0x190 Oct 19 02:40:43 lxc009 kernel: ? wake_up_q+0x70/0x70 Oct 19 02:40:43 lxc009 kernel: btrfs_async_run_delayed_refs+0x115/0x140 [btrfs] Oct 19 02:40:43 lxc009 kernel: __btrfs_end_transaction+0x1e1/0x2c0 [btrfs] Oct 19 02:40:43 lxc009 kernel: btrfs_finish_ordered_io+0x17a/0x800 [btrfs] Oct 19 02:40:43 lxc009 kernel: normal_work_helper+0xd0/0x320 [btrfs] Oct 19 02:40:43 lxc009 kernel: ? move_linked_works+0x6e/0xa0 Oct 19 02:40:43 lxc009 kernel: process_one_work+0x191/0x370 Oct 19 02:40:43 lxc009 kernel: worker_thread+0x4f/0x3b0 Oct 19 02:40:43 lxc009 kernel: kthread+0xf8/0x130 Oct 19 02:40:43 lxc009 kernel: ? rescuer_thread+0x340/0x340 Oct 19 02:40:43 lxc009 kernel: ? kthread_create_worker_on_cpu+0x70/0x70 Oct 19 02:40:43 lxc009 kernel: ret_from_fork+0x35/0x40 Oct 19 02:40:43 lxc009 kernel: INFO: task kworker/u129:2:18627 blocked for more than 120 seconds. Oct 19 02:40:43 lxc009 kernel: Not tainted 4.18.0-0.bpo.1-amd64 #1 Debian 4.18.6-1~bpo9+1 Oct 19 02:40:43 lxc009 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Oct 19 02:40:43 lxc009 kernel: kworker/u129:2 D 0 18627 2 0x80000000 Oct 19 02:40:43 lxc009 kernel: Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs] Oct 19 02:40:43 lxc009 kernel: Call Trace: Oct 19 02:40:43 lxc009 kernel: ? __schedule+0x3f5/0x880 Oct 19 02:40:43 lxc009 kernel: schedule+0x32/0x80 Oct 19 02:40:43 lxc009 kernel: schedule_timeout+0x1e5/0x350 Oct 19 02:40:43 lxc009 kernel: ? sched_clock_cpu+0xc/0xa0 Oct 19 02:40:43 lxc009 kernel: ? try_to_wake_up+0x54/0x4a0 Oct 19 02:40:43 lxc009 kernel: wait_for_completion+0x123/0x190 Oct 19 02:40:43 lxc009 kernel: ? wake_up_q+0x70/0x70 Oct 19 02:40:43 lxc009 kernel: btrfs_async_run_delayed_refs+0x115/0x140 [btrfs] Oct 19 02:40:43 lxc009 kernel: __btrfs_end_transaction+0x1e1/0x2c0 [btrfs] Oct 19 02:40:43 lxc009 kernel: btrfs_finish_ordered_io+0x17a/0x800 [btrfs] Oct 19 02:40:43 lxc009 kernel: normal_work_helper+0xd0/0x320 [btrfs] Oct 19 02:40:43 lxc009 kernel: ? move_linked_works+0x6e/0xa0 Oct 19 02:40:43 lxc009 kernel: process_one_work+0x191/0x370 Oct 19 02:40:43 lxc009 kernel: worker_thread+0x4f/0x3b0 Oct 19 02:40:43 lxc009 kernel: kthread+0xf8/0x130 Oct 19 02:40:43 lxc009 kernel: ? rescuer_thread+0x340/0x340 Oct 19 02:40:43 lxc009 kernel: ? kthread_create_worker_on_cpu+0x70/0x70 Oct 19 02:40:43 lxc009 kernel: ret_from_fork+0x35/0x40
