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Groups > linux.debian.kernel > #62057 > unrolled thread

Bug#908216: btrfs blocked for more than 120 seconds

Started by"Russell Mosemann" <rmosemann@futurefoam.com>
First post2018-09-09 12:50 +0200
Last post2018-09-09 12:50 +0200
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  Bug#908216: btrfs blocked for more than 120 seconds "Russell Mosemann" <rmosemann@futurefoam.com> - 2018-09-09 12:50 +0200

#62057 — Bug#908216: btrfs blocked for more than 120 seconds

From"Russell Mosemann" <rmosemann@futurefoam.com>
Date2018-09-09 12:50 +0200
SubjectBug#908216: btrfs blocked for more than 120 seconds
Message-ID<ww5rY-xb-7@gated-at.bofh.it>

[Multipart message — attachments visible in raw view] — view raw

 
Package: linux-image-4.17.0-0.bpo.3-amd6
Severity: important

 
 
 
Sep 09 00:39:52 lxc008 kernel: INFO: task rsync:20113 blocked for more than 120 seconds.
Sep 09 00:39:52 lxc008 kernel:       Tainted: G          I       4.17.0-0.bpo.3-amd64 #1 Debian 4.17.17-1~bpo9+1
Sep 09 00:39:52 lxc008 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Sep 09 00:39:52 lxc008 kernel: rsync           D    0 20113  20112 0x00000100
Sep 09 00:39:52 lxc008 kernel: Call Trace:
Sep 09 00:39:52 lxc008 kernel:  ? __schedule+0x3dc/0x860
Sep 09 00:39:52 lxc008 kernel:  ? __switch_to_asm+0x40/0x70
Sep 09 00:39:52 lxc008 kernel:  schedule+0x32/0x80
Sep 09 00:39:52 lxc008 kernel:  wait_current_trans+0xb9/0xf0 [btrfs]
Sep 09 00:39:52 lxc008 kernel:  ? remove_wait_queue+0x60/0x60
Sep 09 00:39:52 lxc008 kernel:  start_transaction+0x201/0x3e0 [btrfs]
Sep 09 00:39:52 lxc008 kernel:  btrfs_dirty_inode+0x42/0xc0 [btrfs]
Sep 09 00:39:52 lxc008 kernel:  touch_atime+0xb2/0xe0
Sep 09 00:39:52 lxc008 kernel:  generic_file_read_iter+0x8f1/0x9f0
Sep 09 00:39:52 lxc008 kernel:  ? page_cache_tree_insert+0xe0/0xe0
Sep 09 00:39:52 lxc008 kernel:  new_sync_read+0xe9/0x140
Sep 09 00:39:52 lxc008 kernel:  vfs_read+0x91/0x130
Sep 09 00:39:52 lxc008 kernel:  ksys_read+0x52/0xc0
Sep 09 00:39:52 lxc008 kernel:  do_syscall_64+0x55/0x110
Sep 09 00:39:52 lxc008 kernel:  entry_SYSCALL_64_after_hwframe+0x44/0xa9
Sep 09 00:39:52 lxc008 kernel: RIP: 0033:0x7f05608e06d0
Sep 09 00:39:52 lxc008 kernel: RSP: 002b:00007ffcd3a41ff8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
Sep 09 00:39:52 lxc008 kernel: RAX: ffffffffffffffda RBX: 0000559f7d5fcab0 RCX: 00007f05608e06d0
Sep 09 00:39:52 lxc008 kernel: RDX: 0000000000040000 RSI: 00007f056131a010 RDI: 0000000000000001
Sep 09 00:39:52 lxc008 kernel: RBP: 0000000000040000 R08: 0000001000a40000 R09: 00000000cef20000
Sep 09 00:39:52 lxc008 kernel: R10: 00000000000398d9 R11: 0000000000000246 R12: 0000000000000000
Sep 09 00:39:52 lxc008 kernel: R13: 0000000000040000 R14: 0000000000000000 R15: 0000000000000000

 
Sep 09 00:41:53 lxc008 kernel: INFO: task kworker/u33:16:17305 blocked for more than 120 seconds.
Sep 09 00:41:53 lxc008 kernel:       Tainted: G          I       4.17.0-0.bpo.3-amd64 #1 Debian 4.17.17-1~bpo9+1
Sep 09 00:41:53 lxc008 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Sep 09 00:41:53 lxc008 kernel: kworker/u33:16  D    0 17305      2 0x80000000
Sep 09 00:41:53 lxc008 kernel: Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs]
Sep 09 00:41:53 lxc008 kernel: Call Trace:
Sep 09 00:41:53 lxc008 kernel:  ? __schedule+0x3dc/0x860
Sep 09 00:41:53 lxc008 kernel:  schedule+0x32/0x80
Sep 09 00:41:53 lxc008 kernel:  wait_current_trans+0xb9/0xf0 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  ? remove_wait_queue+0x60/0x60
Sep 09 00:41:53 lxc008 kernel:  start_transaction+0x201/0x3e0 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  btrfs_finish_ordered_io+0x4de/0x800 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  normal_work_helper+0xd0/0x320 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  ? move_linked_works+0x6e/0xa0
Sep 09 00:41:53 lxc008 kernel:  process_one_work+0x177/0x350
Sep 09 00:41:53 lxc008 kernel:  worker_thread+0x4d/0x3c0
Sep 09 00:41:53 lxc008 kernel:  kthread+0xf8/0x130
Sep 09 00:41:53 lxc008 kernel:  ? rescuer_thread+0x350/0x350
Sep 09 00:41:53 lxc008 kernel:  ? kthread_create_worker_on_cpu+0x70/0x70
Sep 09 00:41:53 lxc008 kernel:  ret_from_fork+0x35/0x40
Sep 09 00:41:53 lxc008 kernel: INFO: task kworker/u34:13:17469 blocked for more than 120 seconds.
Sep 09 00:41:53 lxc008 kernel:       Tainted: G          I       4.17.0-0.bpo.3-amd64 #1 Debian 4.17.17-1~bpo9+1
Sep 09 00:41:53 lxc008 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Sep 09 00:41:53 lxc008 kernel: kworker/u34:13  D    0 17469      2 0x80000000
Sep 09 00:41:53 lxc008 kernel: Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs]
Sep 09 00:41:53 lxc008 kernel: Call Trace:
Sep 09 00:41:53 lxc008 kernel:  ? __schedule+0x3dc/0x860
Sep 09 00:41:53 lxc008 kernel:  schedule+0x32/0x80
Sep 09 00:41:53 lxc008 kernel:  wait_current_trans+0xb9/0xf0 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  ? remove_wait_queue+0x60/0x60
Sep 09 00:41:53 lxc008 kernel:  start_transaction+0x201/0x3e0 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  btrfs_finish_ordered_io+0x4de/0x800 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  normal_work_helper+0xd0/0x320 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  process_one_work+0x177/0x350
Sep 09 00:41:53 lxc008 kernel:  worker_thread+0x4d/0x3c0
Sep 09 00:41:53 lxc008 kernel:  kthread+0xf8/0x130
Sep 09 00:41:53 lxc008 kernel:  ? rescuer_thread+0x350/0x350
Sep 09 00:41:53 lxc008 kernel:  ? kthread_create_worker_on_cpu+0x70/0x70
Sep 09 00:41:53 lxc008 kernel:  ret_from_fork+0x35/0x40

Sep 09 00:41:53 lxc008 kernel: INFO: task kworker/u34:14:17470 blocked for more than 120 seconds.
Sep 09 00:41:53 lxc008 kernel:       Tainted: G          I       4.17.0-0.bpo.3-amd64 #1 Debian 4.17.17-1~bpo9+1
Sep 09 00:41:53 lxc008 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Sep 09 00:41:53 lxc008 kernel: kworker/u34:14  D    0 17470      2 0x80000000
Sep 09 00:41:53 lxc008 kernel: Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs]
Sep 09 00:41:53 lxc008 kernel: Call Trace:
Sep 09 00:41:53 lxc008 kernel:  ? __schedule+0x3dc/0x860
Sep 09 00:41:53 lxc008 kernel:  schedule+0x32/0x80
Sep 09 00:41:53 lxc008 kernel:  wait_current_trans+0xb9/0xf0 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  ? remove_wait_queue+0x60/0x60
Sep 09 00:41:53 lxc008 kernel:  start_transaction+0x201/0x3e0 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  btrfs_finish_ordered_io+0x4de/0x800 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  normal_work_helper+0xd0/0x320 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  process_one_work+0x177/0x350
Sep 09 00:41:53 lxc008 kernel:  worker_thread+0x4d/0x3c0
Sep 09 00:41:53 lxc008 kernel:  kthread+0xf8/0x130
Sep 09 00:41:53 lxc008 kernel:  ? rescuer_thread+0x350/0x350
Sep 09 00:41:53 lxc008 kernel:  ? kthread_create_worker_on_cpu+0x70/0x70
Sep 09 00:41:53 lxc008 kernel:  ret_from_fork+0x35/0x40
Sep 09 00:41:53 lxc008 kernel: INFO: task kworker/u33:4:18168 blocked for more than 120 seconds.
Sep 09 00:41:53 lxc008 kernel:       Tainted: G          I       4.17.0-0.bpo.3-amd64 #1 Debian 4.17.17-1~bpo9+1
Sep 09 00:41:53 lxc008 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Sep 09 00:41:53 lxc008 kernel: kworker/u33:4   D    0 18168      2 0x80000000
Sep 09 00:41:53 lxc008 kernel: Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs]
Sep 09 00:41:53 lxc008 kernel: Call Trace:
Sep 09 00:41:53 lxc008 kernel:  ? __schedule+0x3dc/0x860
Sep 09 00:41:53 lxc008 kernel:  schedule+0x32/0x80
Sep 09 00:41:53 lxc008 kernel:  wait_current_trans+0xb9/0xf0 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  ? remove_wait_queue+0x60/0x60
Sep 09 00:41:53 lxc008 kernel:  start_transaction+0x201/0x3e0 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  btrfs_finish_ordered_io+0x4de/0x800 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  normal_work_helper+0xd0/0x320 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  ? move_linked_works+0x6e/0xa0
Sep 09 00:41:53 lxc008 kernel:  process_one_work+0x177/0x350
Sep 09 00:41:53 lxc008 kernel:  worker_thread+0x4d/0x3c0
Sep 09 00:41:53 lxc008 kernel:  kthread+0xf8/0x130
Sep 09 00:41:53 lxc008 kernel:  ? rescuer_thread+0x350/0x350
Sep 09 00:41:53 lxc008 kernel:  ? kthread_create_worker_on_cpu+0x70/0x70
Sep 09 00:41:53 lxc008 kernel:  ret_from_fork+0x35/0x40

Sep 09 00:41:53 lxc008 kernel: INFO: task kworker/u34:7:18290 blocked for more than 120 seconds.
Sep 09 00:41:53 lxc008 kernel:       Tainted: G          I       4.17.0-0.bpo.3-amd64 #1 Debian 4.17.17-1~bpo9+1
Sep 09 00:41:53 lxc008 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Sep 09 00:41:53 lxc008 kernel: kworker/u34:7   D    0 18290      2 0x80000000
Sep 09 00:41:53 lxc008 kernel: Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs]
Sep 09 00:41:53 lxc008 kernel: Call Trace:
Sep 09 00:41:53 lxc008 kernel:  ? __schedule+0x3dc/0x860
Sep 09 00:41:53 lxc008 kernel:  schedule+0x32/0x80
Sep 09 00:41:53 lxc008 kernel:  wait_current_trans+0xb9/0xf0 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  ? remove_wait_queue+0x60/0x60
Sep 09 00:41:53 lxc008 kernel:  start_transaction+0x201/0x3e0 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  btrfs_finish_ordered_io+0x4de/0x800 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  ? __switch_to+0xa8/0x450
Sep 09 00:41:53 lxc008 kernel:  ? __switch_to_asm+0x40/0x70
Sep 09 00:41:53 lxc008 kernel:  normal_work_helper+0xd0/0x320 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  ? __schedule+0x3e4/0x860
Sep 09 00:41:53 lxc008 kernel:  process_one_work+0x177/0x350
Sep 09 00:41:53 lxc008 kernel:  worker_thread+0x4d/0x3c0
Sep 09 00:41:53 lxc008 kernel:  kthread+0xf8/0x130
Sep 09 00:41:53 lxc008 kernel:  ? rescuer_thread+0x350/0x350
Sep 09 00:41:53 lxc008 kernel:  ? kthread_create_worker_on_cpu+0x70/0x70
Sep 09 00:41:53 lxc008 kernel:  ret_from_fork+0x35/0x40
Sep 09 00:41:53 lxc008 kernel: INFO: task kworker/u34:8:18291 blocked for more than 120 seconds.
Sep 09 00:41:53 lxc008 kernel:       Tainted: G          I       4.17.0-0.bpo.3-amd64 #1 Debian 4.17.17-1~bpo9+1
Sep 09 00:41:53 lxc008 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Sep 09 00:41:53 lxc008 kernel: kworker/u34:8   D    0 18291      2 0x80000000
Sep 09 00:41:53 lxc008 kernel: Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs]
Sep 09 00:41:53 lxc008 kernel: Call Trace:
Sep 09 00:41:53 lxc008 kernel:  ? __schedule+0x3dc/0x860
Sep 09 00:41:53 lxc008 kernel:  schedule+0x32/0x80
Sep 09 00:41:53 lxc008 kernel:  wait_current_trans+0xb9/0xf0 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  ? remove_wait_queue+0x60/0x60
Sep 09 00:41:53 lxc008 kernel:  start_transaction+0x201/0x3e0 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  btrfs_finish_ordered_io+0x4de/0x800 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  normal_work_helper+0xd0/0x320 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  ? __schedule+0x3e4/0x860
Sep 09 00:41:53 lxc008 kernel:  process_one_work+0x177/0x350
Sep 09 00:41:53 lxc008 kernel:  worker_thread+0x4d/0x3c0
Sep 09 00:41:53 lxc008 kernel:  kthread+0xf8/0x130
Sep 09 00:41:53 lxc008 kernel:  ? rescuer_thread+0x350/0x350
Sep 09 00:41:53 lxc008 kernel:  ? kthread_create_worker_on_cpu+0x70/0x70
Sep 09 00:41:53 lxc008 kernel:  ret_from_fork+0x35/0x40

Sep 09 00:41:53 lxc008 kernel: INFO: task kworker/u34:15:18719 blocked for more than 120 seconds.
Sep 09 00:41:53 lxc008 kernel:       Tainted: G          I       4.17.0-0.bpo.3-amd64 #1 Debian 4.17.17-1~bpo9+1
Sep 09 00:41:53 lxc008 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Sep 09 00:41:53 lxc008 kernel: kworker/u34:15  D    0 18719      2 0x80000000
Sep 09 00:41:53 lxc008 kernel: Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs]
Sep 09 00:41:53 lxc008 kernel: Call Trace:
Sep 09 00:41:53 lxc008 kernel:  ? __schedule+0x3dc/0x860
Sep 09 00:41:53 lxc008 kernel:  schedule+0x32/0x80
Sep 09 00:41:53 lxc008 kernel:  wait_current_trans+0xb9/0xf0 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  ? remove_wait_queue+0x60/0x60
Sep 09 00:41:53 lxc008 kernel:  start_transaction+0x201/0x3e0 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  btrfs_finish_ordered_io+0x4de/0x800 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  ? __switch_to+0xa8/0x450
Sep 09 00:41:53 lxc008 kernel:  ? __switch_to_asm+0x40/0x70
Sep 09 00:41:53 lxc008 kernel:  normal_work_helper+0xd0/0x320 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  ? __schedule+0x3e4/0x860
Sep 09 00:41:53 lxc008 kernel:  process_one_work+0x177/0x350
Sep 09 00:41:53 lxc008 kernel:  worker_thread+0x4d/0x3c0
Sep 09 00:41:53 lxc008 kernel:  kthread+0xf8/0x130
Sep 09 00:41:53 lxc008 kernel:  ? rescuer_thread+0x350/0x350
Sep 09 00:41:53 lxc008 kernel:  ? kthread_create_worker_on_cpu+0x70/0x70
Sep 09 00:41:53 lxc008 kernel:  ret_from_fork+0x35/0x40
Sep 09 00:41:53 lxc008 kernel: INFO: task kworker/u33:2:18721 blocked for more than 120 seconds.
Sep 09 00:41:53 lxc008 kernel:       Tainted: G          I       4.17.0-0.bpo.3-amd64 #1 Debian 4.17.17-1~bpo9+1
Sep 09 00:41:53 lxc008 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Sep 09 00:41:53 lxc008 kernel: kworker/u33:2   D    0 18721      2 0x80000000
Sep 09 00:41:53 lxc008 kernel: Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs]
Sep 09 00:41:53 lxc008 kernel: Call Trace:
Sep 09 00:41:53 lxc008 kernel:  ? __schedule+0x3dc/0x860
Sep 09 00:41:53 lxc008 kernel:  schedule+0x32/0x80
Sep 09 00:41:53 lxc008 kernel:  wait_current_trans+0xb9/0xf0 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  ? remove_wait_queue+0x60/0x60
Sep 09 00:41:53 lxc008 kernel:  start_transaction+0x201/0x3e0 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  btrfs_finish_ordered_io+0x4de/0x800 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  normal_work_helper+0xd0/0x320 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  ? move_linked_works+0x6e/0xa0
Sep 09 00:41:53 lxc008 kernel:  process_one_work+0x177/0x350
Sep 09 00:41:53 lxc008 kernel:  worker_thread+0x4d/0x3c0
Sep 09 00:41:53 lxc008 kernel:  kthread+0xf8/0x130
Sep 09 00:41:53 lxc008 kernel:  ? rescuer_thread+0x350/0x350
Sep 09 00:41:53 lxc008 kernel:  ? kthread_create_worker_on_cpu+0x70/0x70
Sep 09 00:41:53 lxc008 kernel:  ret_from_fork+0x35/0x40

Sep 09 00:41:53 lxc008 kernel: INFO: task kworker/u33:6:18722 blocked for more than 120 seconds.
Sep 09 00:41:53 lxc008 kernel:       Tainted: G          I       4.17.0-0.bpo.3-amd64 #1 Debian 4.17.17-1~bpo9+1
Sep 09 00:41:53 lxc008 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Sep 09 00:41:53 lxc008 kernel: kworker/u33:6   D    0 18722      2 0x80000000
Sep 09 00:41:53 lxc008 kernel: Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs]
Sep 09 00:41:53 lxc008 kernel: Call Trace:
Sep 09 00:41:53 lxc008 kernel:  ? __schedule+0x3dc/0x860
Sep 09 00:41:53 lxc008 kernel:  schedule+0x32/0x80
Sep 09 00:41:53 lxc008 kernel:  wait_current_trans+0xb9/0xf0 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  ? remove_wait_queue+0x60/0x60
Sep 09 00:41:53 lxc008 kernel:  start_transaction+0x201/0x3e0 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  btrfs_finish_ordered_io+0x4de/0x800 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  normal_work_helper+0xd0/0x320 [btrfs]
Sep 09 00:41:53 lxc008 kernel:  ? move_linked_works+0x6e/0xa0
Sep 09 00:41:53 lxc008 kernel:  process_one_work+0x177/0x350
Sep 09 00:41:53 lxc008 kernel:  worker_thread+0x4d/0x3c0
Sep 09 00:41:53 lxc008 kernel:  kthread+0xf8/0x130
Sep 09 00:41:53 lxc008 kernel:  ? rescuer_thread+0x350/0x350
Sep 09 00:41:53 lxc008 kernel:  ? kthread_create_worker_on_cpu+0x70/0x70
Sep 09 00:41:53 lxc008 kernel:  ret_from_fork+0x35/0x40

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