Bug#908216: btrfs blocked for more than 120 seconds

From	"Russell Mosemann" <rmosemann@futurefoam.com>
Newsgroups	linux.debian.bugs.dist, linux.debian.kernel
Subject	Bug#908216: btrfs blocked for more than 120 seconds
Date	2019-02-15 21:40 +0100
Message-ID	<xrSr7-87T-3@gated-at.bofh.it> (permalink)
References	<wvon0-eY-13@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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Package: src:linux
Version: 4.19.16-1~bpo9+1
Severity: important
 
Feb 15 14:21:09 lxc009 kernel: INFO: task rsync:1762 blocked for more than 120 seconds.
Feb 15 14:21:09 lxc009 kernel:       Not tainted 4.19.0-0.bpo.2-amd64 #1 Debian 4.19.16-1~bpo9+1
Feb 15 14:21:09 lxc009 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Feb 15 14:21:09 lxc009 kernel: rsync           D    0  1762   1761 0x00000100
Feb 15 14:21:09 lxc009 kernel: Call Trace:
Feb 15 14:21:09 lxc009 kernel:  ? __schedule+0x3f5/0x880
Feb 15 14:21:09 lxc009 kernel:  schedule+0x32/0x80
Feb 15 14:21:09 lxc009 kernel:  rwsem_down_write_failed+0x216/0x3e0
Feb 15 14:21:09 lxc009 kernel:  ? call_rwsem_down_write_failed+0x13/0x20
Feb 15 14:21:09 lxc009 kernel:  call_rwsem_down_write_failed+0x13/0x20
Feb 15 14:21:09 lxc009 kernel:  down_write+0x29/0x40
Feb 15 14:21:09 lxc009 kernel:  btrfs_file_llseek+0x45/0x2c0 [btrfs]
Feb 15 14:21:09 lxc009 kernel:  ? syscall_trace_enter+0x117/0x2c0
Feb 15 14:21:09 lxc009 kernel:  ksys_lseek+0x80/0xa0
Feb 15 14:21:09 lxc009 kernel:  do_syscall_64+0x55/0x110
Feb 15 14:21:09 lxc009 kernel:  entry_SYSCALL_64_after_hwframe+0x44/0xa9
Feb 15 14:21:09 lxc009 kernel: RIP: 0033:0x7fdf52e99af7
Feb 15 14:21:09 lxc009 kernel: Code: Bad RIP value.
Feb 15 14:21:09 lxc009 kernel: RSP: 002b:00007ffd039de2e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000008
Feb 15 14:21:09 lxc009 kernel: RAX: ffffffffffffffda RBX: 0000558f0c8dca90 RCX: 00007fdf52e99af7
Feb 15 14:21:09 lxc009 kernel: RDX: 0000000000000000 RSI: 0000001e012c0000 RDI: 0000000000000001
Feb 15 14:21:09 lxc009 kernel: RBP: 0000000000040000 R08: 0000001e01300000 R09: 0000000000040000
Feb 15 14:21:09 lxc009 kernel: R10: 00000000000f0096 R11: 0000000000000246 R12: 0000000000000000
Feb 15 14:21:09 lxc009 kernel: R13: 0000001e012c0000 R14: 0000000000000000 R15: 0000001e012c0000

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Bug#908216: btrfs blocked for more than 120 seconds "Russell Mosemann" <rmosemann@futurefoam.com> - 2019-02-15 21:40 +0100

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