Package: src:linux
Version: 4.19.16-1~bpo9+1
Severity: important
This is a frequent bug that occurs nearly daily for many months, now.
Feb 21 19:02:38 vhost182 kernel: INFO: task btrfs-transacti:617 blocked for more than 120 seconds.
Feb 21 19:02:38 vhost182 kernel: Not tainted 4.19.0-0.bpo.2-amd64 #1 Debian 4.19.16-1~bpo9+1
Feb 21 19:02:38 vhost182 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Feb 21 19:02:38 vhost182 kernel: btrfs-transacti D 0 617 2 0x80000000
Feb 21 19:02:38 vhost182 kernel: Call Trace:
Feb 21 19:02:38 vhost182 kernel: ? __schedule+0x3f5/0x880
Feb 21 19:02:38 vhost182 kernel: schedule+0x32/0x80
Feb 21 19:02:38 vhost182 kernel: btrfs_start_ordered_extent+0xed/0x120 [btrfs]
Feb 21 19:02:38 vhost182 kernel: ? remove_wait_queue+0x60/0x60
Feb 21 19:02:38 vhost182 kernel: btrfs_wait_ordered_range+0xa0/0x100 [btrfs]
Feb 21 19:02:38 vhost182 kernel: __btrfs_wait_cache_io+0x46/0x1c0 [btrfs]
Feb 21 19:02:38 vhost182 kernel: btrfs_start_dirty_block_groups+0x1ad/0x4b0 [btrfs]
Feb 21 19:02:38 vhost182 kernel: btrfs_commit_transaction+0xc8/0x8a0 [btrfs]
Feb 21 19:02:38 vhost182 kernel: ? start_transaction+0x8f/0x3e0 [btrfs]
Feb 21 19:02:38 vhost182 kernel: transaction_kthread+0x157/0x180 [btrfs]
Feb 21 19:02:38 vhost182 kernel: kthread+0xf8/0x130
Feb 21 19:02:38 vhost182 kernel: ? btrfs_cleanup_transaction+0x500/0x500 [btrfs]
Feb 21 19:02:38 vhost182 kernel: ? kthread_create_worker_on_cpu+0x70/0x70
Feb 21 19:02:38 vhost182 kernel: ret_from_fork+0x35/0x40
Feb 21 19:04:38 vhost182 kernel: INFO: task btrfs-transacti:617 blocked for more than 120 seconds.
Feb 21 19:04:38 vhost182 kernel: Not tainted 4.19.0-0.bpo.2-amd64 #1 Debian 4.19.16-1~bpo9+1
Feb 21 19:04:38 vhost182 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Feb 21 19:04:38 vhost182 kernel: btrfs-transacti D 0 617 2 0x80000000
Feb 21 19:04:38 vhost182 kernel: Call Trace:
Feb 21 19:04:38 vhost182 kernel: ? __schedule+0x3f5/0x880
Feb 21 19:04:38 vhost182 kernel: schedule+0x32/0x80
Feb 21 19:04:38 vhost182 kernel: btrfs_start_ordered_extent+0xed/0x120 [btrfs]
Feb 21 19:04:38 vhost182 kernel: ? remove_wait_queue+0x60/0x60
Feb 21 19:04:38 vhost182 kernel: btrfs_wait_ordered_range+0xa0/0x100 [btrfs]
Feb 21 19:04:38 vhost182 kernel: __btrfs_wait_cache_io+0x46/0x1c0 [btrfs]
Feb 21 19:04:38 vhost182 kernel: btrfs_start_dirty_block_groups+0x1ad/0x4b0 [btrfs]
Feb 21 19:04:38 vhost182 kernel: btrfs_commit_transaction+0xc8/0x8a0 [btrfs]
Feb 21 19:04:38 vhost182 kernel: ? start_transaction+0x8f/0x3e0 [btrfs]
Feb 21 19:04:38 vhost182 kernel: transaction_kthread+0x157/0x180 [btrfs]
Feb 21 19:04:38 vhost182 kernel: kthread+0xf8/0x130
Feb 21 19:04:38 vhost182 kernel: ? btrfs_cleanup_transaction+0x500/0x500 [btrfs]
Feb 21 19:04:38 vhost182 kernel: ? kthread_create_worker_on_cpu+0x70/0x70
Feb 21 19:04:38 vhost182 kernel: ret_from_fork+0x35/0x40
Feb 21 19:06:39 vhost182 kernel: INFO: task btrfs-transacti:617 blocked for more than 120 seconds.
Feb 21 19:06:39 vhost182 kernel: Not tainted 4.19.0-0.bpo.2-amd64 #1 Debian 4.19.16-1~bpo9+1
Feb 21 19:06:39 vhost182 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Feb 21 19:06:39 vhost182 kernel: btrfs-transacti D 0 617 2 0x80000000
Feb 21 19:06:39 vhost182 kernel: Call Trace:
Feb 21 19:06:39 vhost182 kernel: ? __schedule+0x3f5/0x880
Feb 21 19:06:39 vhost182 kernel: schedule+0x32/0x80
Feb 21 19:06:39 vhost182 kernel: btrfs_start_ordered_extent+0xed/0x120 [btrfs]
Feb 21 19:06:39 vhost182 kernel: ? remove_wait_queue+0x60/0x60
Feb 21 19:06:39 vhost182 kernel: btrfs_wait_ordered_range+0xa0/0x100 [btrfs]
Feb 21 19:06:39 vhost182 kernel: __btrfs_wait_cache_io+0x46/0x1c0 [btrfs]
Feb 21 19:06:39 vhost182 kernel: btrfs_start_dirty_block_groups+0x1ad/0x4b0 [btrfs]
Feb 21 19:06:39 vhost182 kernel: btrfs_commit_transaction+0xc8/0x8a0 [btrfs]
Feb 21 19:06:39 vhost182 kernel: ? start_transaction+0x8f/0x3e0 [btrfs]
Feb 21 19:06:39 vhost182 kernel: transaction_kthread+0x157/0x180 [btrfs]
Feb 21 19:06:39 vhost182 kernel: kthread+0xf8/0x130
Feb 21 19:06:39 vhost182 kernel: ? btrfs_cleanup_transaction+0x500/0x500 [btrfs]
Feb 21 19:06:39 vhost182 kernel: ? kthread_create_worker_on_cpu+0x70/0x70
Feb 21 19:06:39 vhost182 kernel: ret_from_fork+0x35/0x40
Feb 21 19:08:40 vhost182 kernel: INFO: task btrfs-transacti:617 blocked for more than 120 seconds.
Feb 21 19:08:40 vhost182 kernel: Not tainted 4.19.0-0.bpo.2-amd64 #1 Debian 4.19.16-1~bpo9+1
Feb 21 19:08:40 vhost182 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Feb 21 19:08:40 vhost182 kernel: btrfs-transacti D 0 617 2 0x80000000
Feb 21 19:08:40 vhost182 kernel: Call Trace:
Feb 21 19:08:40 vhost182 kernel: ? __schedule+0x3f5/0x880
Feb 21 19:08:40 vhost182 kernel: schedule+0x32/0x80
Feb 21 19:08:40 vhost182 kernel: btrfs_start_ordered_extent+0xed/0x120 [btrfs]
Feb 21 19:08:40 vhost182 kernel: ? remove_wait_queue+0x60/0x60
Feb 21 19:08:40 vhost182 kernel: btrfs_wait_ordered_range+0xa0/0x100 [btrfs]
Feb 21 19:08:40 vhost182 kernel: __btrfs_wait_cache_io+0x46/0x1c0 [btrfs]
Feb 21 19:08:40 vhost182 kernel: btrfs_start_dirty_block_groups+0x1ad/0x4b0 [btrfs]
Feb 21 19:08:40 vhost182 kernel: btrfs_commit_transaction+0xc8/0x8a0 [btrfs]
Feb 21 19:08:40 vhost182 kernel: ? start_transaction+0x8f/0x3e0 [btrfs]
Feb 21 19:08:40 vhost182 kernel: transaction_kthread+0x157/0x180 [btrfs]
Feb 21 19:08:40 vhost182 kernel: kthread+0xf8/0x130
Feb 21 19:08:40 vhost182 kernel: ? btrfs_cleanup_transaction+0x500/0x500 [btrfs]
Feb 21 19:08:40 vhost182 kernel: ? kthread_create_worker_on_cpu+0x70/0x70
Feb 21 19:08:40 vhost182 kernel: ret_from_fork+0x35/0x40
Feb 21 19:10:41 vhost182 kernel: INFO: task btrfs-transacti:617 blocked for more than 120 seconds.
Feb 21 19:10:41 vhost182 kernel: Not tainted 4.19.0-0.bpo.2-amd64 #1 Debian 4.19.16-1~bpo9+1
Feb 21 19:10:41 vhost182 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Feb 21 19:10:41 vhost182 kernel: btrfs-transacti D 0 617 2 0x80000000
Feb 21 19:10:41 vhost182 kernel: Call Trace:
Feb 21 19:10:41 vhost182 kernel: ? __schedule+0x3f5/0x880
Feb 21 19:10:41 vhost182 kernel: schedule+0x32/0x80
Feb 21 19:10:41 vhost182 kernel: btrfs_start_ordered_extent+0xed/0x120 [btrfs]
Feb 21 19:10:41 vhost182 kernel: ? remove_wait_queue+0x60/0x60
Feb 21 19:10:41 vhost182 kernel: btrfs_wait_ordered_range+0xa0/0x100 [btrfs]
Feb 21 19:10:41 vhost182 kernel: __btrfs_wait_cache_io+0x46/0x1c0 [btrfs]
Feb 21 19:10:41 vhost182 kernel: btrfs_start_dirty_block_groups+0x1ad/0x4b0 [btrfs]
Feb 21 19:10:41 vhost182 kernel: btrfs_commit_transaction+0xc8/0x8a0 [btrfs]
Feb 21 19:10:41 vhost182 kernel: ? start_transaction+0x8f/0x3e0 [btrfs]
Feb 21 19:10:41 vhost182 kernel: transaction_kthread+0x157/0x180 [btrfs]
Feb 21 19:10:41 vhost182 kernel: kthread+0xf8/0x130
Feb 21 19:10:41 vhost182 kernel: ? btrfs_cleanup_transaction+0x500/0x500 [btrfs]
Feb 21 19:10:41 vhost182 kernel: ? kthread_create_worker_on_cpu+0x70/0x70
Feb 21 19:10:41 vhost182 kernel: ret_from_fork+0x35/0x40
Feb 21 19:12:42 vhost182 kernel: INFO: task btrfs-transacti:617 blocked for more than 120 seconds.
Feb 21 19:12:42 vhost182 kernel: Not tainted 4.19.0-0.bpo.2-amd64 #1 Debian 4.19.16-1~bpo9+1
Feb 21 19:12:42 vhost182 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Feb 21 19:12:42 vhost182 kernel: btrfs-transacti D 0 617 2 0x80000000
Feb 21 19:12:42 vhost182 kernel: Call Trace:
Feb 21 19:12:42 vhost182 kernel: ? __schedule+0x3f5/0x880
Feb 21 19:12:42 vhost182 kernel: schedule+0x32/0x80
Feb 21 19:12:42 vhost182 kernel: btrfs_start_ordered_extent+0xed/0x120 [btrfs]
Feb 21 19:12:42 vhost182 kernel: ? remove_wait_queue+0x60/0x60
Feb 21 19:12:42 vhost182 kernel: btrfs_wait_ordered_range+0xa0/0x100 [btrfs]
Feb 21 19:12:42 vhost182 kernel: __btrfs_wait_cache_io+0x46/0x1c0 [btrfs]
Feb 21 19:12:42 vhost182 kernel: btrfs_start_dirty_block_groups+0x1ad/0x4b0 [btrfs]
Feb 21 19:12:42 vhost182 kernel: btrfs_commit_transaction+0xc8/0x8a0 [btrfs]
Feb 21 19:12:42 vhost182 kernel: ? start_transaction+0x8f/0x3e0 [btrfs]
Feb 21 19:12:42 vhost182 kernel: transaction_kthread+0x157/0x180 [btrfs]
Feb 21 19:12:42 vhost182 kernel: kthread+0xf8/0x130
Feb 21 19:12:42 vhost182 kernel: ? btrfs_cleanup_transaction+0x500/0x500 [btrfs]
Feb 21 19:12:42 vhost182 kernel: ? kthread_create_worker_on_cpu+0x70/0x70
Feb 21 19:12:42 vhost182 kernel: ret_from_fork+0x35/0x40
Feb 21 19:14:43 vhost182 kernel: INFO: task btrfs-transacti:617 blocked for more than 120 seconds.
Feb 21 19:14:43 vhost182 kernel: Not tainted 4.19.0-0.bpo.2-amd64 #1 Debian 4.19.16-1~bpo9+1
Feb 21 19:14:43 vhost182 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Feb 21 19:14:43 vhost182 kernel: btrfs-transacti D 0 617 2 0x80000000
Feb 21 19:14:43 vhost182 kernel: Call Trace:
Feb 21 19:14:43 vhost182 kernel: ? __schedule+0x3f5/0x880
Feb 21 19:14:43 vhost182 kernel: schedule+0x32/0x80
Feb 21 19:14:43 vhost182 kernel: btrfs_start_ordered_extent+0xed/0x120 [btrfs]
Feb 21 19:14:43 vhost182 kernel: ? remove_wait_queue+0x60/0x60
Feb 21 19:14:43 vhost182 kernel: btrfs_wait_ordered_range+0xa0/0x100 [btrfs]
Feb 21 19:14:43 vhost182 kernel: __btrfs_wait_cache_io+0x46/0x1c0 [btrfs]
Feb 21 19:14:43 vhost182 kernel: btrfs_start_dirty_block_groups+0x1ad/0x4b0 [btrfs]
Feb 21 19:14:43 vhost182 kernel: btrfs_commit_transaction+0xc8/0x8a0 [btrfs]
Feb 21 19:14:43 vhost182 kernel: ? start_transaction+0x8f/0x3e0 [btrfs]
Feb 21 19:14:43 vhost182 kernel: transaction_kthread+0x157/0x180 [btrfs]
Feb 21 19:14:43 vhost182 kernel: kthread+0xf8/0x130
Feb 21 19:14:43 vhost182 kernel: ? btrfs_cleanup_transaction+0x500/0x500 [btrfs]
Feb 21 19:14:43 vhost182 kernel: ? kthread_create_worker_on_cpu+0x70/0x70
Feb 21 19:14:43 vhost182 kernel: ret_from_fork+0x35/0x40
Feb 21 19:16:43 vhost182 kernel: INFO: task btrfs-transacti:617 blocked for more than 120 seconds.
Feb 21 19:16:43 vhost182 kernel: Not tainted 4.19.0-0.bpo.2-amd64 #1 Debian 4.19.16-1~bpo9+1
Feb 21 19:16:43 vhost182 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Feb 21 19:16:43 vhost182 kernel: btrfs-transacti D 0 617 2 0x80000000
Feb 21 19:16:43 vhost182 kernel: Call Trace:
Feb 21 19:16:43 vhost182 kernel: ? __schedule+0x3f5/0x880
Feb 21 19:16:43 vhost182 kernel: schedule+0x32/0x80
Feb 21 19:16:43 vhost182 kernel: btrfs_start_ordered_extent+0xed/0x120 [btrfs]
Feb 21 19:16:43 vhost182 kernel: ? remove_wait_queue+0x60/0x60
Feb 21 19:16:43 vhost182 kernel: btrfs_wait_ordered_range+0xa0/0x100 [btrfs]
Feb 21 19:16:43 vhost182 kernel: __btrfs_wait_cache_io+0x46/0x1c0 [btrfs]
Feb 21 19:16:43 vhost182 kernel: btrfs_start_dirty_block_groups+0x1ad/0x4b0 [btrfs]
Feb 21 19:16:43 vhost182 kernel: btrfs_commit_transaction+0xc8/0x8a0 [btrfs]
Feb 21 19:16:43 vhost182 kernel: ? start_transaction+0x8f/0x3e0 [btrfs]
Feb 21 19:16:43 vhost182 kernel: transaction_kthread+0x157/0x180 [btrfs]
Feb 21 19:16:43 vhost182 kernel: kthread+0xf8/0x130
Feb 21 19:16:43 vhost182 kernel: ? btrfs_cleanup_transaction+0x500/0x500 [btrfs]
Feb 21 19:16:43 vhost182 kernel: ? kthread_create_worker_on_cpu+0x70/0x70
Feb 21 19:16:43 vhost182 kernel: ret_from_fork+0x35/0x40
Feb 21 19:17:01 vhost182 CRON[22123]: pam_unix(cron:session): session opened for user root by (uid=0)
Feb 21 19:17:01 vhost182 CRON[22125]: (root) CMD ( cd / && run-parts --report /etc/cron.hourly)
Feb 21 19:17:01 vhost182 CRON[22123]: pam_unix(cron:session): session closed for user root
Feb 21 19:18:44 vhost182 kernel: INFO: task btrfs-transacti:617 blocked for more than 120 seconds.
Feb 21 19:18:44 vhost182 kernel: Not tainted 4.19.0-0.bpo.2-amd64 #1 Debian 4.19.16-1~bpo9+1
Feb 21 19:18:44 vhost182 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Feb 21 19:18:44 vhost182 kernel: btrfs-transacti D 0 617 2 0x80000000
Feb 21 19:18:44 vhost182 kernel: Call Trace:
Feb 21 19:18:44 vhost182 kernel: ? __schedule+0x3f5/0x880
Feb 21 19:18:44 vhost182 kernel: schedule+0x32/0x80
Feb 21 19:18:44 vhost182 kernel: btrfs_start_ordered_extent+0xed/0x120 [btrfs]
Feb 21 19:18:44 vhost182 kernel: ? remove_wait_queue+0x60/0x60
Feb 21 19:18:44 vhost182 kernel: btrfs_wait_ordered_range+0xa0/0x100 [btrfs]
Feb 21 19:18:44 vhost182 kernel: __btrfs_wait_cache_io+0x46/0x1c0 [btrfs]
Feb 21 19:18:44 vhost182 kernel: btrfs_start_dirty_block_groups+0x1ad/0x4b0 [btrfs]
Feb 21 19:18:44 vhost182 kernel: btrfs_commit_transaction+0xc8/0x8a0 [btrfs]
Feb 21 19:18:44 vhost182 kernel: ? start_transaction+0x8f/0x3e0 [btrfs]
Feb 21 19:18:44 vhost182 kernel: transaction_kthread+0x157/0x180 [btrfs]
Feb 21 19:18:44 vhost182 kernel: kthread+0xf8/0x130
Feb 21 19:18:44 vhost182 kernel: ? btrfs_cleanup_transaction+0x500/0x500 [btrfs]
Feb 21 19:18:44 vhost182 kernel: ? kthread_create_worker_on_cpu+0x70/0x70
Feb 21 19:18:44 vhost182 kernel: ret_from_fork+0x35/0x40
Feb 21 19:20:45 vhost182 kernel: INFO: task btrfs-transacti:617 blocked for more than 120 seconds.
Feb 21 19:20:45 vhost182 kernel: Not tainted 4.19.0-0.bpo.2-amd64 #1 Debian 4.19.16-1~bpo9+1
Feb 21 19:20:45 vhost182 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Feb 21 19:20:45 vhost182 kernel: btrfs-transacti D 0 617 2 0x80000000
Feb 21 19:20:45 vhost182 kernel: Call Trace:
Feb 21 19:20:45 vhost182 kernel: ? __schedule+0x3f5/0x880
Feb 21 19:20:45 vhost182 kernel: schedule+0x32/0x80
Feb 21 19:20:45 vhost182 kernel: btrfs_start_ordered_extent+0xed/0x120 [btrfs]
Feb 21 19:20:45 vhost182 kernel: ? remove_wait_queue+0x60/0x60
Feb 21 19:20:45 vhost182 kernel: btrfs_wait_ordered_range+0xa0/0x100 [btrfs]
Feb 21 19:20:45 vhost182 kernel: __btrfs_wait_cache_io+0x46/0x1c0 [btrfs]
Feb 21 19:20:45 vhost182 kernel: btrfs_start_dirty_block_groups+0x1ad/0x4b0 [btrfs]
Feb 21 19:20:45 vhost182 kernel: btrfs_commit_transaction+0xc8/0x8a0 [btrfs]
Feb 21 19:20:45 vhost182 kernel: ? start_transaction+0x8f/0x3e0 [btrfs]
Feb 21 19:20:45 vhost182 kernel: transaction_kthread+0x157/0x180 [btrfs]
Feb 21 19:20:45 vhost182 kernel: kthread+0xf8/0x130
Feb 21 19:20:45 vhost182 kernel: ? btrfs_cleanup_transaction+0x500/0x500 [btrfs]
Feb 21 19:20:45 vhost182 kernel: ? kthread_create_worker_on_cpu+0x70/0x70
Feb 21 19:20:45 vhost182 kernel: ret_from_fork+0x35/0x40