syzbot


INFO: task hung in lo_open

Status: upstream: reported C repro on 2019/04/11 12:30
Reported-by: syzbot+c0c973f5689c7242a256@syzkaller.appspotmail.com
First crash: 1894d, last: 496d
Similar bugs (5)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: task hung in lo_open (2) block 10 2041d 2270d 11/27 fixed on 2019/01/15 20:25
android-44 INFO: task hung in lo_open syz 593 1658d 1892d 0/2 public: reported syz repro on 2019/04/14 00:02
android-49 INFO: task hung in lo_open C 2683 1657d 1891d 0/3 public: reported C repro on 2019/04/14 09:28
android-414 INFO: task hung in lo_open C 6143 1658d 1895d 0/1 public: reported C repro on 2019/04/11 00:00
upstream INFO: task hung in lo_open block 3 2358d 2375d 0/27 closed as invalid on 2018/02/14 14:52
Fix bisection attempts (4)
Created Duration User Patch Repo Result
2023/01/25 12:31 30m bisect fix linux-4.14.y job log (0) log
2021/11/30 08:55 26m bisect fix linux-4.14.y job log (0) log
2021/10/31 08:24 29m bisect fix linux-4.14.y job log (0) log
2021/07/28 22:37 27m bisect fix linux-4.14.y job log (0) log

Sample crash report:
INFO: task systemd-udevd:8153 blocked for more than 140 seconds.
      Not tainted 4.14.290-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
systemd-udevd   D27968  8153   4627 0x00000304
Call Trace:
 context_switch kernel/sched/core.c:2811 [inline]
 __schedule+0x88b/0x1de0 kernel/sched/core.c:3387
 schedule+0x8d/0x1b0 kernel/sched/core.c:3431
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3489
 __mutex_lock_common kernel/locking/mutex.c:833 [inline]
 __mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
 lo_open+0x19/0xb0 drivers/block/loop.c:1634
 __blkdev_get+0xa8c/0x1090 fs/block_dev.c:1537
 blkdev_get+0x88/0x890 fs/block_dev.c:1611
 blkdev_open+0x1cc/0x250 fs/block_dev.c:1772
 do_dentry_open+0x44b/0xec0 fs/open.c:777
 vfs_open+0x105/0x220 fs/open.c:888
 do_last fs/namei.c:3428 [inline]
 path_openat+0x628/0x2970 fs/namei.c:3569
 do_filp_open+0x179/0x3c0 fs/namei.c:3603
 do_sys_open+0x296/0x410 fs/open.c:1081
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fef31511840
RSP: 002b:00007ffe719b4768 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 0000562ddbb8f710 RCX: 00007fef31511840
RDX: 0000562ddb3c1fe3 RSI: 0000000000080000 RDI: 0000562ddbb919b0
RBP: 0000000000000001 R08: 0000562ddb3c1670 R09: 0000000000000110
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 0000562ddbb82230 R15: 00000000ffffffff
INFO: task syz-executor120:9708 blocked for more than 140 seconds.
      Not tainted 4.14.290-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor120 D28536  9708   8044 0x00000004
Call Trace:
 context_switch kernel/sched/core.c:2811 [inline]
 __schedule+0x88b/0x1de0 kernel/sched/core.c:3387
 schedule+0x8d/0x1b0 kernel/sched/core.c:3431
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3489
 __mutex_lock_common kernel/locking/mutex.c:833 [inline]
 __mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
 blkdev_reread_part+0x1b/0x40 block/ioctl.c:192
 loop_reread_partitions drivers/block/loop.c:624 [inline]
 loop_set_status+0xeeb/0x12b0 drivers/block/loop.c:1193
 loop_set_status64+0x92/0xe0 drivers/block/loop.c:1311
 lo_ioctl+0x587/0x1cd0 drivers/block/loop.c:1441
 __blkdev_driver_ioctl block/ioctl.c:297 [inline]
 blkdev_ioctl+0x540/0x1830 block/ioctl.c:594
 block_ioctl+0xd9/0x120 fs/block_dev.c:1893
 vfs_ioctl fs/ioctl.c:46 [inline]
 file_ioctl fs/ioctl.c:500 [inline]
 do_vfs_ioctl+0x75a/0xff0 fs/ioctl.c:684
 SYSC_ioctl fs/ioctl.c:701 [inline]
 SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fb78e909ff7
RSP: 002b:00007ffe87bf2848 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007ffe87bf2870 RCX: 00007fb78e909ff7
RDX: 00007ffe87bf2980 RSI: 0000000000004c04 RDI: 0000000000000005
RBP: 0000000000000005 R08: 00007ffe87bf26e0 R09: 00000000fbad8001
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
R13: 00005555562a82c0 R14: 00007ffe87bf2980 R15: 00007ffe87bf2ac0
INFO: task syz-executor120:9719 blocked for more than 140 seconds.
      Not tainted 4.14.290-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor120 D28912  9719   8047 0x00000004
Call Trace:
 context_switch kernel/sched/core.c:2811 [inline]
 __schedule+0x88b/0x1de0 kernel/sched/core.c:3387
 schedule+0x8d/0x1b0 kernel/sched/core.c:3431
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3489
 __mutex_lock_common kernel/locking/mutex.c:833 [inline]
 __mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
 loop_control_ioctl+0x67/0x3f0 drivers/block/loop.c:1993
 vfs_ioctl fs/ioctl.c:46 [inline]
 file_ioctl fs/ioctl.c:500 [inline]
 do_vfs_ioctl+0x75a/0xff0 fs/ioctl.c:684
 SYSC_ioctl fs/ioctl.c:701 [inline]
 SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fb78e90a149
RSP: 002b:00007ffe87bf2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007fb78e90a149
RDX: 0000000000000000 RSI: 0000000000004c82 RDI: 0000000000000003
RBP: 0000000000000000 R08: 000000000000000d R09: 000000000000000d
R10: 00007ffe87bf2520 R11: 0000000000000246 R12: 00000000000bdcd3
R13: 00007ffe87bf2ad0 R14: 00007ffe87bf2abc R15: 00007ffe87bf2ac0
INFO: task syz-executor120:9722 blocked for more than 140 seconds.
      Not tainted 4.14.290-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor120 D28912  9722   8045 0x00000004
Call Trace:
 context_switch kernel/sched/core.c:2811 [inline]
 __schedule+0x88b/0x1de0 kernel/sched/core.c:3387
 schedule+0x8d/0x1b0 kernel/sched/core.c:3431
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3489
 __mutex_lock_common kernel/locking/mutex.c:833 [inline]
 __mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
 loop_control_ioctl+0x67/0x3f0 drivers/block/loop.c:1993
 vfs_ioctl fs/ioctl.c:46 [inline]
 file_ioctl fs/ioctl.c:500 [inline]
 do_vfs_ioctl+0x75a/0xff0 fs/ioctl.c:684
 SYSC_ioctl fs/ioctl.c:701 [inline]
 SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fb78e90a149
RSP: 002b:00007ffe87bf2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007fb78e90a149
RDX: 0000000000000000 RSI: 0000000000004c82 RDI: 0000000000000003
RBP: 0000000000000000 R08: 000000000000000d R09: 000000000000000d
R10: 00007ffe87bf2520 R11: 0000000000000246 R12: 00000000000bdd48
R13: 00007ffe87bf2ad0 R14: 00007ffe87bf2abc R15: 00007ffe87bf2ac0
INFO: task syz-executor120:9723 blocked for more than 140 seconds.
      Not tainted 4.14.290-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor120 D28912  9723   8046 0x00000004
Call Trace:
 context_switch kernel/sched/core.c:2811 [inline]
 __schedule+0x88b/0x1de0 kernel/sched/core.c:3387
 schedule+0x8d/0x1b0 kernel/sched/core.c:3431
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3489
 __mutex_lock_common kernel/locking/mutex.c:833 [inline]
 __mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
 loop_control_ioctl+0x181/0x3f0 drivers/block/loop.c:2007
 vfs_ioctl fs/ioctl.c:46 [inline]
 file_ioctl fs/ioctl.c:500 [inline]
 do_vfs_ioctl+0x75a/0xff0 fs/ioctl.c:684
 SYSC_ioctl fs/ioctl.c:701 [inline]
 SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fb78e90a149
RSP: 002b:00007ffe87bf2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007fb78e90a149
RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003
RBP: 0000000000000000 R08: 000000000000000d R09: 000000000000000d
R10: 000000000000000d R11: 0000000000000246 R12: 00000000000bdd21
R13: 00007ffe87bf2ad0 R14: 00007ffe87bf2abc R15: 00007ffe87bf2ac0
INFO: task syz-executor120:9724 blocked for more than 140 seconds.
      Not tainted 4.14.290-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor120 D28912  9724   8048 0x00000004
Call Trace:
 context_switch kernel/sched/core.c:2811 [inline]
 __schedule+0x88b/0x1de0 kernel/sched/core.c:3387
 schedule+0x8d/0x1b0 kernel/sched/core.c:3431
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3489
 __mutex_lock_common kernel/locking/mutex.c:833 [inline]
 __mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
 loop_control_ioctl+0x67/0x3f0 drivers/block/loop.c:1993
 vfs_ioctl fs/ioctl.c:46 [inline]
 file_ioctl fs/ioctl.c:500 [inline]
 do_vfs_ioctl+0x75a/0xff0 fs/ioctl.c:684
 SYSC_ioctl fs/ioctl.c:701 [inline]
 SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fb78e90a149
RSP: 002b:00007ffe87bf2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007fb78e90a149
RDX: 0000000000000000 RSI: 0000000000004c82 RDI: 0000000000000003
RBP: 0000000000000000 R08: 000000000000000d R09: 000000000000000d
R10: 00007ffe87bf2520 R11: 0000000000000246 R12: 00000000000bdd90
R13: 00007ffe87bf2ad0 R14: 00007ffe87bf2abc R15: 00007ffe87bf2ac0
INFO: task syz-executor120:9726 blocked for more than 140 seconds.
      Not tainted 4.14.290-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor120 D28912  9726   8049 0x00000004
Call Trace:
 context_switch kernel/sched/core.c:2811 [inline]
 __schedule+0x88b/0x1de0 kernel/sched/core.c:3387
 schedule+0x8d/0x1b0 kernel/sched/core.c:3431
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3489
 __mutex_lock_common kernel/locking/mutex.c:833 [inline]
 __mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
 loop_control_ioctl+0x67/0x3f0 drivers/block/loop.c:1993
 vfs_ioctl fs/ioctl.c:46 [inline]
 file_ioctl fs/ioctl.c:500 [inline]
 do_vfs_ioctl+0x75a/0xff0 fs/ioctl.c:684
 SYSC_ioctl fs/ioctl.c:701 [inline]
 SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fb78e90a149
RSP: 002b:00007ffe87bf2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007fb78e90a149
RDX: 0000000000000000 RSI: 0000000000004c82 RDI: 0000000000000003
RBP: 0000000000000000 R08: 000000000000000d R09: 000000000000000d
R10: 00007ffe87bf2520 R11: 0000000000000246 R12: 00000000000bdd94
R13: 00007ffe87bf2ad0 R14: 00007ffe87bf2abc R15: 00007ffe87bf2ac0

Showing all locks held in the system:
1 lock held by khungtaskd/1534:
 #0:  (tasklist_lock){.+.+}, at: [<ffffffff8701eaf9>] debug_show_all_locks+0x7c/0x21a kernel/locking/lockdep.c:4548
2 locks held by systemd-udevd/8153:
 #0:  (&bdev->bd_mutex){+.+.}, at: [<ffffffff81941cd1>] __blkdev_get+0x191/0x1090 fs/block_dev.c:1455
 #1:  (loop_index_mutex){+.+.}, at: [<ffffffff838cc8e9>] lo_open+0x19/0xb0 drivers/block/loop.c:1634
2 locks held by syz-executor120/9708:
 #0:  (&lo->lo_ctl_mutex/1){+.+.}, at: [<ffffffff838d5f97>] lo_ioctl+0x87/0x1cd0 drivers/block/loop.c:1414
 #1:  (&bdev->bd_mutex){+.+.}, at: [<ffffffff830bd23b>] blkdev_reread_part+0x1b/0x40 block/ioctl.c:192
1 lock held by syz-executor120/9719:
 #0:  (loop_index_mutex){+.+.}, at: [<ffffffff838d3047>] loop_control_ioctl+0x67/0x3f0 drivers/block/loop.c:1993
1 lock held by syz-executor120/9722:
 #0:  (loop_index_mutex){+.+.}, at: [<ffffffff838d3047>] loop_control_ioctl+0x67/0x3f0 drivers/block/loop.c:1993
2 locks held by syz-executor120/9723:
 #0:  (loop_index_mutex){+.+.}, at: [<ffffffff838d3047>] loop_control_ioctl+0x67/0x3f0 drivers/block/loop.c:1993
 #1:  (&lo->lo_ctl_mutex){+.+.}, at: [<ffffffff838d3161>] loop_control_ioctl+0x181/0x3f0 drivers/block/loop.c:2007
1 lock held by syz-executor120/9724:
 #0:  (loop_index_mutex){+.+.}, at: [<ffffffff838d3047>] loop_control_ioctl+0x67/0x3f0 drivers/block/loop.c:1993
1 lock held by syz-executor120/9726:
 #0:  (loop_index_mutex){+.+.}, at: [<ffffffff838d3047>] loop_control_ioctl+0x67/0x3f0 drivers/block/loop.c:1993

=============================================

NMI backtrace for cpu 1
CPU: 1 PID: 1534 Comm: khungtaskd Not tainted 4.14.290-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 nmi_cpu_backtrace.cold+0x57/0x93 lib/nmi_backtrace.c:101
 nmi_trigger_cpumask_backtrace+0x13a/0x180 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:140 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:195 [inline]
 watchdog+0x5b9/0xb40 kernel/hung_task.c:274
 kthread+0x30d/0x420 kernel/kthread.c:232
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0 skipped: idling at pc 0xffffffff8723f20e

Crashes (1230):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/08/20 06:42 linux-4.14.y b641242202ed 26a13b38 .config console log report syz C ci2-linux-4-14 INFO: task hung in lo_open
2022/07/21 06:44 linux-4.14.y 424a46ea058e 88cb1383 .config console log report syz C ci2-linux-4-14 INFO: task hung in lo_open
2021/05/05 02:21 linux-4.14.y 7d7d1c0ab3eb 06c27ff5 .config console log report syz C ci2-linux-4-14 INFO: task hung in lo_open
2021/04/05 14:55 linux-4.14.y bd634aa64163 6a81331a .config console log report syz C ci2-linux-4-14 INFO: task hung in lo_open
2021/01/31 07:10 linux-4.14.y 2c8a3fceddf0 fc9fd31e .config console log report syz C ci2-linux-4-14 INFO: task hung in lo_open
2021/01/24 18:12 linux-4.14.y 2d2791fce891 52e37319 .config console log report syz C ci2-linux-4-14 INFO: task hung in lo_open
2020/12/22 19:59 linux-4.14.y 3f2ecb86cb90 04201c06 .config console log report syz C ci2-linux-4-14
2022/06/26 05:20 linux-4.14.y f051383ef03b a371c43c .config console log report syz ci2-linux-4-14 INFO: task hung in lo_open
2019/04/15 05:14 linux-4.14.y 1ec8f1f0bffe 505ab413 .config console log report syz ci2-linux-4-14
2023/02/07 13:01 linux-4.14.y a8ad60f2af58 5bc3be51 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 INFO: task hung in lo_open
2022/11/14 04:34 linux-4.14.y e911713e40ca 7ba4d859 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 INFO: task hung in lo_open
2022/10/23 18:53 linux-4.14.y 9d5c0b3a8e1a 23bf86af .config console log report info [disk image] [vmlinux] ci2-linux-4-14 INFO: task hung in lo_open
2022/10/22 18:14 linux-4.14.y 9d5c0b3a8e1a c0b80a55 .config console log report info [disk image] [vmlinux] ci2-linux-4-14 INFO: task hung in lo_open
2022/10/20 15:22 linux-4.14.y 9d5c0b3a8e1a b31320fc .config console log report info [disk image] [vmlinux] ci2-linux-4-14 INFO: task hung in lo_open
2022/10/14 04:57 linux-4.14.y 9d5c0b3a8e1a 4954e4b2 .config console log report info [disk image] [vmlinux] ci2-linux-4-14 INFO: task hung in lo_open
2022/10/01 21:59 linux-4.14.y 9d5c0b3a8e1a feb56351 .config console log report info [disk image] [vmlinux] ci2-linux-4-14 INFO: task hung in lo_open
2022/09/27 05:10 linux-4.14.y 4edbf74132a4 10323ddf .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/09/07 21:46 linux-4.14.y 65640c873dcf c5b7bc57 .config console log report info [disk image] [vmlinux] ci2-linux-4-14 INFO: task hung in lo_open
2022/09/07 12:13 linux-4.14.y 65640c873dcf c5b7bc57 .config console log report info [disk image] [vmlinux] ci2-linux-4-14 INFO: task hung in lo_open
2022/09/02 12:40 linux-4.14.y e548869f356f a805568e .config console log report info [disk image] [vmlinux] ci2-linux-4-14 INFO: task hung in lo_open
2022/08/23 10:36 linux-4.14.y b641242202ed cea8b0f7 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/08/19 23:59 linux-4.14.y b641242202ed 26a13b38 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/08/02 12:36 linux-4.14.y b641242202ed fef302b1 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/07/26 19:34 linux-4.14.y 9c3bf9cf362f 279b89c2 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/07/26 08:52 linux-4.14.y 9c3bf9cf362f 34795c51 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/07/22 07:21 linux-4.14.y 9c3bf9cf362f 5e6028b9 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/07/20 13:45 linux-4.14.y 424a46ea058e 88cb1383 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/07/18 23:10 linux-4.14.y 424a46ea058e ff988920 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/07/18 01:29 linux-4.14.y 424a46ea058e 95cb00d1 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/06/13 14:37 linux-4.14.y b8f3be299d51 0d5abf15 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/06/03 02:09 linux-4.14.y 501eec4f9e13 02dddea8 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/06/01 16:12 linux-4.14.y 501eec4f9e13 b4bc6a3d .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/05/25 16:54 linux-4.14.y 501eec4f9e13 3037caa9 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/05/20 13:42 linux-4.14.y dffb5c6ff09c cb1ac2e7 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/05/19 15:38 linux-4.14.y dffb5c6ff09c cb1ac2e7 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/05/19 09:48 linux-4.14.y dffb5c6ff09c 50c53f39 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/05/19 03:38 linux-4.14.y dffb5c6ff09c 50c53f39 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/05/18 08:23 linux-4.14.y dffb5c6ff09c 744a39e2 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/05/16 11:04 linux-4.14.y 690285a9380d 744a39e2 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/05/11 21:05 linux-4.14.y e3a56aaade89 beb0b407 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/05/11 04:11 linux-4.14.y e3a56aaade89 8d7b3b67 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/05/09 12:38 linux-4.14.y e3a56aaade89 8b277b8e .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/04/30 06:22 linux-4.14.y e3a56aaade89 ad6b95d8 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/04/30 00:53 linux-4.14.y e3a56aaade89 44a5ca63 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/04/17 05:54 linux-4.14.y 74766a973637 8bcc32a6 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/03/31 19:13 linux-4.14.y af1af6ebca0e c4c32d8c .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/03/24 17:13 linux-4.14.y 004bfaafc45c 89bc8608 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/03/19 21:48 linux-4.14.y eb045674aab3 e2d91b1d .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/03/13 04:36 linux-4.14.y af48f51cb593 9e8eaa75 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/03/08 10:38 linux-4.14.y e853993d29aa 7bdd8b2c .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/02/26 14:44 linux-4.14.y fa33f9094f36 45a13a73 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/02/21 22:36 linux-4.14.y a35d65bedfbc 6e821dbf .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/01/26 09:52 linux-4.14.y 4ba8e26127c3 2cbffd88 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/01/16 10:11 linux-4.14.y 4ba8e26127c3 723cfaf0 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2022/01/12 23:54 linux-4.14.y 4ba8e26127c3 44d1319a .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2021/12/28 18:12 linux-4.14.y 8ee0807eedf3 76c8cf06 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2021/12/08 03:51 linux-4.14.y 66722c42ec91 0230ba3e .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2021/10/01 00:04 linux-4.14.y f11944f1aa1c 0f01403d .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2021/09/22 05:51 linux-4.14.y f96eb53cbd76 169724fe .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2021/09/09 02:33 linux-4.14.y f96eb53cbd76 e2776ee4 .config console log report info ci2-linux-4-14 INFO: task hung in lo_open
2021/01/17 11:49 linux-4.14.y f79dc86058bc 813be542 .config console log report info ci2-linux-4-14
2019/04/11 11:50 linux-4.14.y 1ec8f1f0bffe e955ac50 .config console log report ci2-linux-4-14
* Struck through repros no longer work on HEAD.