INFO: task hung in _free_event
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syzbot
May 8, 2020, 4:32:13 PM5/8/20
to syzkaller...@googlegroups.com
Hello,
syzbot found the following crash on:
HEAD commit: 84920cc7 Linux 4.19.121
git tree: linux-4.19.y
console output: https://syzkaller.appspot.com/x/log.txt?x=14e51de0100000
kernel config: https://syzkaller.appspot.com/x/.config?x=1deab1e33c1e397b
dashboard link: https://syzkaller.appspot.com/bug?extid=95047c9c4bbd784efdd4
compiler: gcc (GCC) 9.0.0 20181231 (experimental)
Unfortunately, I don't have any reproducer for this crash yet.
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+95047c...@syzkaller.appspotmail.com
FAT-fs (loop4): error, fat_free_clusters: deleting FAT entry beyond EOF
FAT-fs (loop4): Filesystem has been set read-only
INFO: task syz-executor.5:12588 blocked for more than 140 seconds.
Not tainted 4.19.121-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.5 D28232 12588 6911 0x80000002
Call Trace:
schedule+0x8d/0x1b0 kernel/sched/core.c:3559
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3617
__mutex_lock_common kernel/locking/mutex.c:1002 [inline]
__mutex_lock+0x726/0x1300 kernel/locking/mutex.c:1072
perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:236
_free_event+0x33b/0x1170 kernel/events/core.c:4454
---
This bug is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.
syzbot will keep track of this bug report. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot found the following crash on:
HEAD commit: 84920cc7 Linux 4.19.121
git tree: linux-4.19.y
console output: https://syzkaller.appspot.com/x/log.txt?x=14e51de0100000
kernel config: https://syzkaller.appspot.com/x/.config?x=1deab1e33c1e397b
dashboard link: https://syzkaller.appspot.com/bug?extid=95047c9c4bbd784efdd4
compiler: gcc (GCC) 9.0.0 20181231 (experimental)
Unfortunately, I don't have any reproducer for this crash yet.
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+95047c...@syzkaller.appspotmail.com
FAT-fs (loop4): error, fat_free_clusters: deleting FAT entry beyond EOF
FAT-fs (loop4): Filesystem has been set read-only
INFO: task syz-executor.5:12588 blocked for more than 140 seconds.
Not tainted 4.19.121-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.5 D28232 12588 6911 0x80000002
Call Trace:
schedule+0x8d/0x1b0 kernel/sched/core.c:3559
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3617
__mutex_lock_common kernel/locking/mutex.c:1002 [inline]
__mutex_lock+0x726/0x1300 kernel/locking/mutex.c:1072
perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:236
_free_event+0x33b/0x1170 kernel/events/core.c:4454
---
This bug is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.
syzbot will keep track of this bug report. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot
Sep 5, 2020, 4:32:13 PM9/5/20
to syzkaller...@googlegroups.com
Auto-closing this bug as obsolete.
Crashes did not happen for a while, no reproducer and no activity.
Crashes did not happen for a while, no reproducer and no activity.
syzbot
Sep 12, 2020, 3:54:18 AM9/12/20
to syzkaller...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: 458a534c Linux 4.14.197
git tree: linux-4.14.y
console output: https://syzkaller.appspot.com/x/log.txt?x=1203e3f9900000
kernel config: https://syzkaller.appspot.com/x/.config?x=9f83b94e7eee9f66
dashboard link: https://syzkaller.appspot.com/bug?extid=51e923348865ccca8edb
compiler: gcc (GCC) 10.1.0-syz 20200507
Unfortunately, I don't have any reproducer for this issue yet.
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+51e923...@syzkaller.appspotmail.com
systemd[1]: Starting Journal Service...
systemd-journald[417]: File /run/log/journal/64dd78f1a75445a997c532444ad0f085/system.journal corrupted or uncleanly shut down, renaming and replacing.
systemd[1]: Started Journal Service.
INFO: task syz-executor.1:20558 blocked for more than 140 seconds.
Not tainted 4.14.197-syzkaller #0
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x88b/0x1de0 kernel/sched/core.c:3384
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3486
__mutex_lock_common kernel/locking/mutex.c:833 [inline]
__mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
_free_event+0x321/0xe20 kernel/events/core.c:4243
put_event kernel/events/core.c:4329 [inline]
perf_event_release_kernel+0x3b2/0x8a0 kernel/events/core.c:4430
perf_release+0x33/0x40 kernel/events/core.c:4440
__fput+0x25f/0x7a0 fs/file_table.c:210
task_work_run+0x11f/0x190 kernel/task_work.c:113
exit_task_work include/linux/task_work.h:22 [inline]
do_exit+0xa08/0x27f0 kernel/exit.c:865
do_group_exit+0x100/0x2e0 kernel/exit.c:962
get_signal+0x38d/0x1ca0 kernel/signal.c:2423
do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d5b9
RSP: 002b:00007f11c38eccf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118d128 RCX: 000000000045d5b9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118d128
RBP: 000000000118d120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118d12c
R13: 00007ffe02e576ff R14: 00007f11c38ed9c0 R15: 000000000118d12c
INFO: task syz-executor.3:20904 blocked for more than 140 seconds.
Not tainted 4.14.197-syzkaller #0
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x88b/0x1de0 kernel/sched/core.c:3384
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3486
__mutex_lock_common kernel/locking/mutex.c:833 [inline]
__mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
_free_event+0x321/0xe20 kernel/events/core.c:4243
put_event kernel/events/core.c:4329 [inline]
perf_event_release_kernel+0x3b2/0x8a0 kernel/events/core.c:4430
perf_release+0x33/0x40 kernel/events/core.c:4440
__fput+0x25f/0x7a0 fs/file_table.c:210
task_work_run+0x11f/0x190 kernel/task_work.c:113
exit_task_work include/linux/task_work.h:22 [inline]
do_exit+0xa08/0x27f0 kernel/exit.c:865
do_group_exit+0x100/0x2e0 kernel/exit.c:962
get_signal+0x38d/0x1ca0 kernel/signal.c:2423
do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d5b9
RSP: 002b:00007f885b2fdcf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118d088 RCX: 000000000045d5b9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118d088
RBP: 000000000118d080 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118d08c
R13: 00007ffe0a0f532f R14: 00007f885b2fe9c0 R15: 000000000118d08c
INFO: task syz-executor.5:21347 blocked for more than 140 seconds.
Not tainted 4.14.197-syzkaller #0
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x88b/0x1de0 kernel/sched/core.c:3384
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3486
__mutex_lock_common kernel/locking/mutex.c:833 [inline]
__mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
_free_event+0x321/0xe20 kernel/events/core.c:4243
put_event kernel/events/core.c:4329 [inline]
perf_event_release_kernel+0x3b2/0x8a0 kernel/events/core.c:4430
perf_release+0x33/0x40 kernel/events/core.c:4440
__fput+0x25f/0x7a0 fs/file_table.c:210
task_work_run+0x11f/0x190 kernel/task_work.c:113
exit_task_work include/linux/task_work.h:22 [inline]
do_exit+0xa08/0x27f0 kernel/exit.c:865
do_group_exit+0x100/0x2e0 kernel/exit.c:962
get_signal+0x38d/0x1ca0 kernel/signal.c:2423
do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d5b9
RSP: 002b:00007f2fd395ccf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118d128 RCX: 000000000045d5b9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118d128
RBP: 000000000118d120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118d12c
R13: 00007ffd00e1dc0f R14: 00007f2fd395d9c0 R15: 000000000118d12c
INFO: task syz-executor.5:21381 blocked for more than 140 seconds.
Not tainted 4.14.197-syzkaller #0
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x88b/0x1de0 kernel/sched/core.c:3384
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3486
__mutex_lock_common kernel/locking/mutex.c:833 [inline]
__mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
_free_event+0x321/0xe20 kernel/events/core.c:4243
put_event kernel/events/core.c:4329 [inline]
perf_event_release_kernel+0x3b2/0x8a0 kernel/events/core.c:4430
perf_release+0x33/0x40 kernel/events/core.c:4440
__fput+0x25f/0x7a0 fs/file_table.c:210
task_work_run+0x11f/0x190 kernel/task_work.c:113
exit_task_work include/linux/task_work.h:22 [inline]
do_exit+0xa08/0x27f0 kernel/exit.c:865
do_group_exit+0x100/0x2e0 kernel/exit.c:962
get_signal+0x38d/0x1ca0 kernel/signal.c:2423
do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d5b9
RSP: 002b:00007f2fd397dcf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118d088 RCX: 000000000045d5b9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118d088
RBP: 000000000118d080 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118d08c
R13: 00007ffd00e1dc0f R14: 00007f2fd397e9c0 R15: 000000000118d08c
INFO: task syz-executor.5:21452 blocked for more than 140 seconds.
Not tainted 4.14.197-syzkaller #0
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x88b/0x1de0 kernel/sched/core.c:3384
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3486
__mutex_lock_common kernel/locking/mutex.c:833 [inline]
__mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
_free_event+0x321/0xe20 kernel/events/core.c:4243
put_event kernel/events/core.c:4329 [inline]
perf_event_release_kernel+0x3b2/0x8a0 kernel/events/core.c:4430
perf_release+0x33/0x40 kernel/events/core.c:4440
__fput+0x25f/0x7a0 fs/file_table.c:210
task_work_run+0x11f/0x190 kernel/task_work.c:113
exit_task_work include/linux/task_work.h:22 [inline]
do_exit+0xa08/0x27f0 kernel/exit.c:865
do_group_exit+0x100/0x2e0 kernel/exit.c:962
get_signal+0x38d/0x1ca0 kernel/signal.c:2423
do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d5b9
RSP: 002b:00007f2fd395ccf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118d128 RCX: 000000000045d5b9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118d128
RBP: 000000000118d120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118d12c
R13: 00007ffd00e1dc0f R14: 00007f2fd395d9c0 R15: 000000000118d12c
INFO: task syz-executor.3:21489 blocked for more than 140 seconds.
Not tainted 4.14.197-syzkaller #0
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x88b/0x1de0 kernel/sched/core.c:3384
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3486
__mutex_lock_common kernel/locking/mutex.c:833 [inline]
__mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
_free_event+0x321/0xe20 kernel/events/core.c:4243
put_event kernel/events/core.c:4329 [inline]
perf_event_release_kernel+0x3b2/0x8a0 kernel/events/core.c:4430
perf_release+0x33/0x40 kernel/events/core.c:4440
__fput+0x25f/0x7a0 fs/file_table.c:210
task_work_run+0x11f/0x190 kernel/task_work.c:113
exit_task_work include/linux/task_work.h:22 [inline]
do_exit+0xa08/0x27f0 kernel/exit.c:865
do_group_exit+0x100/0x2e0 kernel/exit.c:962
get_signal+0x38d/0x1ca0 kernel/signal.c:2423
do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d5b9
RSP: 002b:00007f885b2dccf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118d128 RCX: 000000000045d5b9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118d128
RBP: 000000000118d120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118d12c
R13: 00007ffe0a0f532f R14: 00007f885b2dd9c0 R15: 000000000118d12c
INFO: task syz-executor.2:21864 blocked for more than 140 seconds.
Not tainted 4.14.197-syzkaller #0
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x88b/0x1de0 kernel/sched/core.c:3384
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3486
__mutex_lock_common kernel/locking/mutex.c:833 [inline]
__mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
_free_event+0x321/0xe20 kernel/events/core.c:4243
put_event kernel/events/core.c:4329 [inline]
perf_event_release_kernel+0x3b2/0x8a0 kernel/events/core.c:4430
perf_release+0x33/0x40 kernel/events/core.c:4440
__fput+0x25f/0x7a0 fs/file_table.c:210
task_work_run+0x11f/0x190 kernel/task_work.c:113
exit_task_work include/linux/task_work.h:22 [inline]
do_exit+0xa08/0x27f0 kernel/exit.c:865
do_group_exit+0x100/0x2e0 kernel/exit.c:962
get_signal+0x38d/0x1ca0 kernel/signal.c:2423
do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d5b9
RSP: 002b:00007f84c90c4cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118d128 RCX: 000000000045d5b9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118d128
RBP: 000000000118d120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118d12c
R13: 00007ffe5e351bdf R14: 00007f84c90c59c0 R15: 000000000118d12c
INFO: task syz-executor.2:21984 blocked for more than 140 seconds.
Not tainted 4.14.197-syzkaller #0
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x88b/0x1de0 kernel/sched/core.c:3384
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3486
__mutex_lock_common kernel/locking/mutex.c:833 [inline]
__mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
_free_event+0x321/0xe20 kernel/events/core.c:4243
put_event kernel/events/core.c:4329 [inline]
perf_event_release_kernel+0x3b2/0x8a0 kernel/events/core.c:4430
perf_release+0x33/0x40 kernel/events/core.c:4440
__fput+0x25f/0x7a0 fs/file_table.c:210
task_work_run+0x11f/0x190 kernel/task_work.c:113
exit_task_work include/linux/task_work.h:22 [inline]
do_exit+0xa08/0x27f0 kernel/exit.c:865
do_group_exit+0x100/0x2e0 kernel/exit.c:962
get_signal+0x38d/0x1ca0 kernel/signal.c:2423
do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d5b9
RSP: 002b:00007f84c90c4cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118d128 RCX: 000000000045d5b9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118d128
RBP: 000000000118d120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118d12c
R13: 00007ffe5e351bdf R14: 00007f84c90c59c0 R15: 000000000118d12c
INFO: task syz-executor.5:25049 blocked for more than 140 seconds.
Not tainted 4.14.197-syzkaller #0
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x88b/0x1de0 kernel/sched/core.c:3384
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
exp_funnel_lock kernel/rcu/tree_exp.h:295 [inline]
_synchronize_rcu_expedited+0x5f6/0x770 kernel/rcu/tree_exp.h:596
synchronize_rcu+0x98/0x130 kernel/rcu/tree_plugin.h:762
namespace_unlock fs/namespace.c:1448 [inline]
drop_collected_mounts+0x147/0x160 fs/namespace.c:1879
put_mnt_ns fs/namespace.c:3322 [inline]
put_mnt_ns+0x42/0x60 fs/namespace.c:3318
free_nsproxy+0x40/0x1f0 kernel/nsproxy.c:176
switch_task_namespaces+0x8f/0xb0 kernel/nsproxy.c:229
do_exit+0xa03/0x27f0 kernel/exit.c:864
do_group_exit+0x100/0x2e0 kernel/exit.c:962
get_signal+0x38d/0x1ca0 kernel/signal.c:2423
do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d5b9
RSP: 002b:00007f2fd395ccf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118d128 RCX: 000000000045d5b9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118d128
RBP: 000000000118d120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118d12c
R13: 00007ffd00e1dc0f R14: 00007f2fd395d9c0 R15: 000000000118d12c
INFO: task syz-executor.3:25623 blocked for more than 140 seconds.
Not tainted 4.14.197-syzkaller #0
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x88b/0x1de0 kernel/sched/core.c:3384
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3486
__mutex_lock_common kernel/locking/mutex.c:833 [inline]
__mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
_free_event+0x321/0xe20 kernel/events/core.c:4243
put_event kernel/events/core.c:4329 [inline]
perf_event_release_kernel+0x3b2/0x8a0 kernel/events/core.c:4430
perf_release+0x33/0x40 kernel/events/core.c:4440
__fput+0x25f/0x7a0 fs/file_table.c:210
task_work_run+0x11f/0x190 kernel/task_work.c:113
exit_task_work include/linux/task_work.h:22 [inline]
do_exit+0xa08/0x27f0 kernel/exit.c:865
do_group_exit+0x100/0x2e0 kernel/exit.c:962
get_signal+0x38d/0x1ca0 kernel/signal.c:2423
do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d5b9
RSP: 002b:00007f885b31ecf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118cfe8 RCX: 000000000045d5b9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118cfe8
RBP: 000000000118cfe0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cfec
R13: 00007ffe0a0f532f R14: 00007f885b31f9c0 R15: 000000000118cfec
Showing all locks held in the system:
1 lock held by khungtaskd/1068:
#0: (tasklist_lock){.+.+}, at: [<ffffffff814777f4>] debug_show_all_locks+0x7c/0x21a kernel/locking/lockdep.c:4548
1 lock held by syz-executor.1/20558:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.3/20904:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.5/21347:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.5/21381:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.5/21452:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.3/21489:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/21864:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/21984:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.3/25623:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/27029:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/28917:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/28964:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/29175:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.5/31234:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/32062:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
2 locks held by syz-executor.3/3850:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
#1: (rcu_sched_state.exp_mutex){+.+.}, at: [<ffffffff814d2842>] exp_funnel_lock kernel/rcu/tree_exp.h:272 [inline]
#1: (rcu_sched_state.exp_mutex){+.+.}, at: [<ffffffff814d2842>] _synchronize_rcu_expedited+0x2c2/0x770 kernel/rcu/tree_exp.h:596
1 lock held by syz-executor.1/16255:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/17013:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/17757:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.1/18202:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/18523:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/18857:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.1/20431:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
3 locks held by kworker/0:0/26450:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
#2: (rcu_preempt_state.exp_mutex){+.+.}, at: [<ffffffff814d28ad>] exp_funnel_lock kernel/rcu/tree_exp.h:305 [inline]
#2: (rcu_preempt_state.exp_mutex){+.+.}, at: [<ffffffff814d28ad>] _synchronize_rcu_expedited+0x32d/0x770 kernel/rcu/tree_exp.h:596
2 locks held by kworker/1:3/26452:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:5/26455:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:6/26461:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
3 locks held by kworker/0:82/26642:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
#2: (rcu_preempt_state.exp_mutex){+.+.}, at: [<ffffffff814d28ad>] exp_funnel_lock kernel/rcu/tree_exp.h:305 [inline]
#2: (rcu_preempt_state.exp_mutex){+.+.}, at: [<ffffffff814d28ad>] _synchronize_rcu_expedited+0x32d/0x770 kernel/rcu/tree_exp.h:596
1 lock held by syz-executor.1/28691:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.1/29412:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
2 locks held by kworker/0:1/31626:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
1 lock held by syz-executor.5/31823:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.5/31931:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.5/32310:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
2 locks held by kworker/1:0/345:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:2/347:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:1/348:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:3/349:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:2/350:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:4/351:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:4/352:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:5/353:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:7/354:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:6/355:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:8/356:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:7/357:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:9/358:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:8/359:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:10/360:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:11/361:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:9/362:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:12/363:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:10/364:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:13/365:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:11/366:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:14/367:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:12/368:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:15/369:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:13/370:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:16/371:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:14/372:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:15/373:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:17/374:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:16/375:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:17/376:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:18/377:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:19/378:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:18/379:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:20/380:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:19/381:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:21/382:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:22/383:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:20/384:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:21/385:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:22/386:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:23/388:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:23/389:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:24/390:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:24/391:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:25/392:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:26/393:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:25/394:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:27/395:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:28/396:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:26/397:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:29/398:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:27/399:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:30/400:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:28/401:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:31/402:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:29/403:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:30/404:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:32/405:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:31/406:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:33/407:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:32/408:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:34/409:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:33/410:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:35/411:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:36/412:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:34/413:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:37/414:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:38/415:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:35/416:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:39/418:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:36/419:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:37/420:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:40/421:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:38/422:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:39/423:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:41/424:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:40/425:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:42/426:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:41/427:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:43/428:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:42/429:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:44/430:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:43/431:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:45/432:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:44/433:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:46/434:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:45/435:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:47/436:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:46/437:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:48/438:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:47/439:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:49/440:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:48/441:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:50/442:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:51/443:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:49/444:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:52/445:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:50/446:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:51/447:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:53/448:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:52/449:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:54/450:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:55/451:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:53/452:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:56/453:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:54/454:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:57/455:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:55/456:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:58/457:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:56/458:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:59/459:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:57/460:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:58/461:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:60/462:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:61/463:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:59/464:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:62/465:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:63/466:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:60/468:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:64/469:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:61/470:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:65/471:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:62/472:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:66/473:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:63/474:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:67/475:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:64/476:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:68/477:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:65/478:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:69/479:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:70/480:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:71/481:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:66/482:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:67/483:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:68/484:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:69/485:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:70/486:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:71/487:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:72/488:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:73/489:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:72/490:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:74/491:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:73/492:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:75/493:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:74/494:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:76/495:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:75/496:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:77/497:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:76/498:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:78/499:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:77/500:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:79/501:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:78/502:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:80/503:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:79/504:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:81/505:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:80/506:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:82/507:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:83/508:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:84/509:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:85/510:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x
---
This report is generated by a bot. It may contain errors.
syzbot found the following issue on:
HEAD commit: 458a534c Linux 4.14.197
git tree: linux-4.14.y
console output: https://syzkaller.appspot.com/x/log.txt?x=1203e3f9900000
kernel config: https://syzkaller.appspot.com/x/.config?x=9f83b94e7eee9f66
dashboard link: https://syzkaller.appspot.com/bug?extid=51e923348865ccca8edb
compiler: gcc (GCC) 10.1.0-syz 20200507
Unfortunately, I don't have any reproducer for this issue yet.
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+51e923...@syzkaller.appspotmail.com
systemd[1]: Starting Journal Service...
systemd-journald[417]: File /run/log/journal/64dd78f1a75445a997c532444ad0f085/system.journal corrupted or uncleanly shut down, renaming and replacing.
systemd[1]: Started Journal Service.
INFO: task syz-executor.1:20558 blocked for more than 140 seconds.
Not tainted 4.14.197-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.1 D27872 20558 6375 0x80000002
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x88b/0x1de0 kernel/sched/core.c:3384
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3486
__mutex_lock_common kernel/locking/mutex.c:833 [inline]
__mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
_free_event+0x321/0xe20 kernel/events/core.c:4243
put_event kernel/events/core.c:4329 [inline]
perf_event_release_kernel+0x3b2/0x8a0 kernel/events/core.c:4430
perf_release+0x33/0x40 kernel/events/core.c:4440
__fput+0x25f/0x7a0 fs/file_table.c:210
task_work_run+0x11f/0x190 kernel/task_work.c:113
exit_task_work include/linux/task_work.h:22 [inline]
do_exit+0xa08/0x27f0 kernel/exit.c:865
do_group_exit+0x100/0x2e0 kernel/exit.c:962
get_signal+0x38d/0x1ca0 kernel/signal.c:2423
do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d5b9
RSP: 002b:00007f11c38eccf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118d128 RCX: 000000000045d5b9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118d128
RBP: 000000000118d120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118d12c
R13: 00007ffe02e576ff R14: 00007f11c38ed9c0 R15: 000000000118d12c
INFO: task syz-executor.3:20904 blocked for more than 140 seconds.
Not tainted 4.14.197-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.3 D27872 20904 6372 0x80000002
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x88b/0x1de0 kernel/sched/core.c:3384
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3486
__mutex_lock_common kernel/locking/mutex.c:833 [inline]
__mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
_free_event+0x321/0xe20 kernel/events/core.c:4243
put_event kernel/events/core.c:4329 [inline]
perf_event_release_kernel+0x3b2/0x8a0 kernel/events/core.c:4430
perf_release+0x33/0x40 kernel/events/core.c:4440
__fput+0x25f/0x7a0 fs/file_table.c:210
task_work_run+0x11f/0x190 kernel/task_work.c:113
exit_task_work include/linux/task_work.h:22 [inline]
do_exit+0xa08/0x27f0 kernel/exit.c:865
do_group_exit+0x100/0x2e0 kernel/exit.c:962
get_signal+0x38d/0x1ca0 kernel/signal.c:2423
do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d5b9
RSP: 002b:00007f885b2fdcf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118d088 RCX: 000000000045d5b9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118d088
RBP: 000000000118d080 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118d08c
R13: 00007ffe0a0f532f R14: 00007f885b2fe9c0 R15: 000000000118d08c
INFO: task syz-executor.5:21347 blocked for more than 140 seconds.
Not tainted 4.14.197-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.5 D27872 21347 6374 0x80000002
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x88b/0x1de0 kernel/sched/core.c:3384
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3486
__mutex_lock_common kernel/locking/mutex.c:833 [inline]
__mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
_free_event+0x321/0xe20 kernel/events/core.c:4243
put_event kernel/events/core.c:4329 [inline]
perf_event_release_kernel+0x3b2/0x8a0 kernel/events/core.c:4430
perf_release+0x33/0x40 kernel/events/core.c:4440
__fput+0x25f/0x7a0 fs/file_table.c:210
task_work_run+0x11f/0x190 kernel/task_work.c:113
exit_task_work include/linux/task_work.h:22 [inline]
do_exit+0xa08/0x27f0 kernel/exit.c:865
do_group_exit+0x100/0x2e0 kernel/exit.c:962
get_signal+0x38d/0x1ca0 kernel/signal.c:2423
do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d5b9
RSP: 002b:00007f2fd395ccf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118d128 RCX: 000000000045d5b9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118d128
RBP: 000000000118d120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118d12c
R13: 00007ffd00e1dc0f R14: 00007f2fd395d9c0 R15: 000000000118d12c
INFO: task syz-executor.5:21381 blocked for more than 140 seconds.
Not tainted 4.14.197-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.5 D27872 21381 6374 0x80000002
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x88b/0x1de0 kernel/sched/core.c:3384
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3486
__mutex_lock_common kernel/locking/mutex.c:833 [inline]
__mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
_free_event+0x321/0xe20 kernel/events/core.c:4243
put_event kernel/events/core.c:4329 [inline]
perf_event_release_kernel+0x3b2/0x8a0 kernel/events/core.c:4430
perf_release+0x33/0x40 kernel/events/core.c:4440
__fput+0x25f/0x7a0 fs/file_table.c:210
task_work_run+0x11f/0x190 kernel/task_work.c:113
exit_task_work include/linux/task_work.h:22 [inline]
do_exit+0xa08/0x27f0 kernel/exit.c:865
do_group_exit+0x100/0x2e0 kernel/exit.c:962
get_signal+0x38d/0x1ca0 kernel/signal.c:2423
do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d5b9
RSP: 002b:00007f2fd397dcf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118d088 RCX: 000000000045d5b9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118d088
RBP: 000000000118d080 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118d08c
R13: 00007ffd00e1dc0f R14: 00007f2fd397e9c0 R15: 000000000118d08c
INFO: task syz-executor.5:21452 blocked for more than 140 seconds.
Not tainted 4.14.197-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.5 D27872 21452 6374 0x80000002
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x88b/0x1de0 kernel/sched/core.c:3384
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3486
__mutex_lock_common kernel/locking/mutex.c:833 [inline]
__mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
_free_event+0x321/0xe20 kernel/events/core.c:4243
put_event kernel/events/core.c:4329 [inline]
perf_event_release_kernel+0x3b2/0x8a0 kernel/events/core.c:4430
perf_release+0x33/0x40 kernel/events/core.c:4440
__fput+0x25f/0x7a0 fs/file_table.c:210
task_work_run+0x11f/0x190 kernel/task_work.c:113
exit_task_work include/linux/task_work.h:22 [inline]
do_exit+0xa08/0x27f0 kernel/exit.c:865
do_group_exit+0x100/0x2e0 kernel/exit.c:962
get_signal+0x38d/0x1ca0 kernel/signal.c:2423
do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d5b9
RSP: 002b:00007f2fd395ccf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118d128 RCX: 000000000045d5b9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118d128
RBP: 000000000118d120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118d12c
R13: 00007ffd00e1dc0f R14: 00007f2fd395d9c0 R15: 000000000118d12c
INFO: task syz-executor.3:21489 blocked for more than 140 seconds.
Not tainted 4.14.197-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.3 D28384 21489 6372 0x80000002
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x88b/0x1de0 kernel/sched/core.c:3384
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3486
__mutex_lock_common kernel/locking/mutex.c:833 [inline]
__mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
_free_event+0x321/0xe20 kernel/events/core.c:4243
put_event kernel/events/core.c:4329 [inline]
perf_event_release_kernel+0x3b2/0x8a0 kernel/events/core.c:4430
perf_release+0x33/0x40 kernel/events/core.c:4440
__fput+0x25f/0x7a0 fs/file_table.c:210
task_work_run+0x11f/0x190 kernel/task_work.c:113
exit_task_work include/linux/task_work.h:22 [inline]
do_exit+0xa08/0x27f0 kernel/exit.c:865
do_group_exit+0x100/0x2e0 kernel/exit.c:962
get_signal+0x38d/0x1ca0 kernel/signal.c:2423
do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d5b9
RSP: 002b:00007f885b2dccf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118d128 RCX: 000000000045d5b9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118d128
RBP: 000000000118d120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118d12c
R13: 00007ffe0a0f532f R14: 00007f885b2dd9c0 R15: 000000000118d12c
INFO: task syz-executor.2:21864 blocked for more than 140 seconds.
Not tainted 4.14.197-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.2 D27872 21864 6371 0x80000002
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x88b/0x1de0 kernel/sched/core.c:3384
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3486
__mutex_lock_common kernel/locking/mutex.c:833 [inline]
__mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
_free_event+0x321/0xe20 kernel/events/core.c:4243
put_event kernel/events/core.c:4329 [inline]
perf_event_release_kernel+0x3b2/0x8a0 kernel/events/core.c:4430
perf_release+0x33/0x40 kernel/events/core.c:4440
__fput+0x25f/0x7a0 fs/file_table.c:210
task_work_run+0x11f/0x190 kernel/task_work.c:113
exit_task_work include/linux/task_work.h:22 [inline]
do_exit+0xa08/0x27f0 kernel/exit.c:865
do_group_exit+0x100/0x2e0 kernel/exit.c:962
get_signal+0x38d/0x1ca0 kernel/signal.c:2423
do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d5b9
RSP: 002b:00007f84c90c4cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118d128 RCX: 000000000045d5b9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118d128
RBP: 000000000118d120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118d12c
R13: 00007ffe5e351bdf R14: 00007f84c90c59c0 R15: 000000000118d12c
INFO: task syz-executor.2:21984 blocked for more than 140 seconds.
Not tainted 4.14.197-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.2 D27872 21984 6371 0x80000002
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x88b/0x1de0 kernel/sched/core.c:3384
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3486
__mutex_lock_common kernel/locking/mutex.c:833 [inline]
__mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
_free_event+0x321/0xe20 kernel/events/core.c:4243
put_event kernel/events/core.c:4329 [inline]
perf_event_release_kernel+0x3b2/0x8a0 kernel/events/core.c:4430
perf_release+0x33/0x40 kernel/events/core.c:4440
__fput+0x25f/0x7a0 fs/file_table.c:210
task_work_run+0x11f/0x190 kernel/task_work.c:113
exit_task_work include/linux/task_work.h:22 [inline]
do_exit+0xa08/0x27f0 kernel/exit.c:865
do_group_exit+0x100/0x2e0 kernel/exit.c:962
get_signal+0x38d/0x1ca0 kernel/signal.c:2423
do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d5b9
RSP: 002b:00007f84c90c4cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118d128 RCX: 000000000045d5b9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118d128
RBP: 000000000118d120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118d12c
R13: 00007ffe5e351bdf R14: 00007f84c90c59c0 R15: 000000000118d12c
INFO: task syz-executor.5:25049 blocked for more than 140 seconds.
Not tainted 4.14.197-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.5 D28560 25049 6374 0x80000002
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x88b/0x1de0 kernel/sched/core.c:3384
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
exp_funnel_lock kernel/rcu/tree_exp.h:295 [inline]
_synchronize_rcu_expedited+0x5f6/0x770 kernel/rcu/tree_exp.h:596
synchronize_rcu+0x98/0x130 kernel/rcu/tree_plugin.h:762
namespace_unlock fs/namespace.c:1448 [inline]
drop_collected_mounts+0x147/0x160 fs/namespace.c:1879
put_mnt_ns fs/namespace.c:3322 [inline]
put_mnt_ns+0x42/0x60 fs/namespace.c:3318
free_nsproxy+0x40/0x1f0 kernel/nsproxy.c:176
switch_task_namespaces+0x8f/0xb0 kernel/nsproxy.c:229
do_exit+0xa03/0x27f0 kernel/exit.c:864
do_group_exit+0x100/0x2e0 kernel/exit.c:962
get_signal+0x38d/0x1ca0 kernel/signal.c:2423
do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d5b9
RSP: 002b:00007f2fd395ccf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118d128 RCX: 000000000045d5b9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118d128
RBP: 000000000118d120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118d12c
R13: 00007ffd00e1dc0f R14: 00007f2fd395d9c0 R15: 000000000118d12c
INFO: task syz-executor.3:25623 blocked for more than 140 seconds.
Not tainted 4.14.197-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.3 D27872 25623 6372 0x80000002
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x88b/0x1de0 kernel/sched/core.c:3384
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3486
__mutex_lock_common kernel/locking/mutex.c:833 [inline]
__mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
_free_event+0x321/0xe20 kernel/events/core.c:4243
put_event kernel/events/core.c:4329 [inline]
perf_event_release_kernel+0x3b2/0x8a0 kernel/events/core.c:4430
perf_release+0x33/0x40 kernel/events/core.c:4440
__fput+0x25f/0x7a0 fs/file_table.c:210
task_work_run+0x11f/0x190 kernel/task_work.c:113
exit_task_work include/linux/task_work.h:22 [inline]
do_exit+0xa08/0x27f0 kernel/exit.c:865
do_group_exit+0x100/0x2e0 kernel/exit.c:962
get_signal+0x38d/0x1ca0 kernel/signal.c:2423
do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d5b9
RSP: 002b:00007f885b31ecf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118cfe8 RCX: 000000000045d5b9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118cfe8
RBP: 000000000118cfe0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cfec
R13: 00007ffe0a0f532f R14: 00007f885b31f9c0 R15: 000000000118cfec
Showing all locks held in the system:
1 lock held by khungtaskd/1068:
#0: (tasklist_lock){.+.+}, at: [<ffffffff814777f4>] debug_show_all_locks+0x7c/0x21a kernel/locking/lockdep.c:4548
1 lock held by syz-executor.1/20558:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.3/20904:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.5/21347:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.5/21381:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.5/21452:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.3/21489:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/21864:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/21984:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.3/25623:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/27029:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/28917:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/28964:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/29175:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.5/31234:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/32062:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
2 locks held by syz-executor.3/3850:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
#1: (rcu_sched_state.exp_mutex){+.+.}, at: [<ffffffff814d2842>] exp_funnel_lock kernel/rcu/tree_exp.h:272 [inline]
#1: (rcu_sched_state.exp_mutex){+.+.}, at: [<ffffffff814d2842>] _synchronize_rcu_expedited+0x2c2/0x770 kernel/rcu/tree_exp.h:596
1 lock held by syz-executor.1/16255:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/17013:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/17757:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.1/18202:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/18523:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.2/18857:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.1/20431:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
3 locks held by kworker/0:0/26450:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
#2: (rcu_preempt_state.exp_mutex){+.+.}, at: [<ffffffff814d28ad>] exp_funnel_lock kernel/rcu/tree_exp.h:305 [inline]
#2: (rcu_preempt_state.exp_mutex){+.+.}, at: [<ffffffff814d28ad>] _synchronize_rcu_expedited+0x32d/0x770 kernel/rcu/tree_exp.h:596
2 locks held by kworker/1:3/26452:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:5/26455:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:6/26461:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
3 locks held by kworker/0:82/26642:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
#2: (rcu_preempt_state.exp_mutex){+.+.}, at: [<ffffffff814d28ad>] exp_funnel_lock kernel/rcu/tree_exp.h:305 [inline]
#2: (rcu_preempt_state.exp_mutex){+.+.}, at: [<ffffffff814d28ad>] _synchronize_rcu_expedited+0x32d/0x770 kernel/rcu/tree_exp.h:596
1 lock held by syz-executor.1/28691:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.1/29412:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
2 locks held by kworker/0:1/31626:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
1 lock held by syz-executor.5/31823:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.5/31931:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
1 lock held by syz-executor.5/32310:
#0: (event_mutex){+.+.}, at: [<ffffffff816183b3>] perf_trace_destroy+0x23/0xf0 kernel/trace/trace_event_perf.c:234
2 locks held by kworker/1:0/345:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:2/347:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:1/348:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:3/349:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:2/350:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:4/351:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:4/352:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:5/353:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:7/354:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:6/355:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:8/356:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:7/357:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:9/358:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:8/359:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:10/360:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:11/361:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:9/362:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:12/363:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:10/364:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:13/365:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:11/366:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:14/367:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:12/368:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:15/369:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:13/370:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:16/371:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:14/372:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:15/373:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:17/374:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:16/375:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:17/376:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:18/377:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:19/378:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:18/379:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:20/380:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:19/381:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:21/382:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:22/383:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:20/384:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:21/385:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:22/386:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:23/388:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:23/389:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:24/390:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:24/391:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:25/392:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:26/393:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:25/394:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:27/395:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:28/396:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:26/397:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:29/398:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:27/399:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:30/400:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:28/401:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:31/402:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:29/403:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:30/404:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:32/405:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:31/406:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:33/407:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:32/408:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:34/409:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:33/410:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:35/411:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:36/412:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:34/413:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:37/414:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:38/415:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:35/416:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:39/418:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:36/419:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:37/420:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:40/421:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:38/422:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:39/423:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:41/424:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:40/425:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:42/426:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:41/427:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:43/428:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:42/429:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:44/430:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:43/431:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:45/432:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:44/433:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:46/434:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:45/435:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:47/436:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:46/437:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:48/438:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:47/439:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:49/440:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:48/441:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:50/442:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:51/443:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:49/444:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:52/445:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:50/446:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:51/447:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:53/448:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:52/449:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:54/450:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:55/451:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:53/452:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:56/453:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:54/454:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:57/455:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:55/456:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:58/457:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:56/458:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:59/459:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:57/460:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:58/461:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:60/462:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:61/463:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:59/464:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:62/465:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:63/466:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:60/468:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:64/469:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:61/470:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:65/471:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:62/472:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:66/473:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:63/474:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:67/475:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:64/476:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:68/477:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:65/478:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:69/479:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:70/480:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:71/481:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:66/482:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:67/483:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:68/484:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:69/485:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:70/486:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:71/487:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:72/488:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:73/489:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:72/490:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:74/491:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:73/492:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:75/493:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:74/494:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:76/495:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:75/496:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:77/497:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:76/498:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:78/499:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:77/500:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:79/501:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:78/502:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:80/503:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:79/504:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:81/505:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/0:80/506:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:82/507:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:83/508:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:84/509:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087
#1: ((&ns->proc_work)){+.+.}, at: [<ffffffff813ba676>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091
2 locks held by kworker/1:85/510:
#0: ("events"){+.+.}, at: [<ffffffff813ba640>] process_one_work+0x
---
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Jan 10, 2021, 2:54:10 AM1/10/21
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