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INFO: task hung in synchronize_rcu

Status: upstream: reported C repro on 2019/11/07 04:32
Subsystems: vfs
[Documentation on labels]
Reported-by: syzbot+e8737aa6afd0dfccf11d@syzkaller.appspotmail.com
First crash: 1630d, last: 448d
Fix bisection: failed (error log, bisect log)
  
▶ ▼ Similar bugs (10)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: task hung in synchronize_rcu (3) C done done 374 434d 1372d 22/26 fixed on 2023/02/24 13:50
linux-6.1 INFO: task hung in synchronize_rcu origin:lts-only C unreliable 5 26d 389d 0/3 upstream: reported C repro on 2023/04/01 04:49
android-49 INFO: task hung in synchronize_rcu 1 1608d 1608d 0/3 auto-closed as invalid on 2020/03/28 16:57
linux-4.19 INFO: task hung in synchronize_rcu C error 70 438d 1628d 0/1 upstream: reported C repro on 2019/11/08 21:27
linux-5.15 INFO: task hung in synchronize_rcu 1 374d 374d 0/3 auto-obsoleted due to no activity on 2023/08/14 02:05
upstream INFO: task hung in synchronize_rcu syz done 1206 1608d 1634d 14/26 fixed on 2019/11/29 15:48
upstream INFO: task hung in synchronize_rcu (4) net fs C done error 37 17d 356d 0/26 upstream: reported C repro on 2023/05/04 02:01
linux-5.15 INFO: task hung in synchronize_rcu (2) 1 63d 63d 0/3 upstream: reported on 2024/02/21 13:53
android-414 INFO: task hung in synchronize_rcu 1 1626d 1626d 0/1 auto-closed as invalid on 2020/03/10 10:42
upstream INFO: task hung in synchronize_rcu (2) trace 8 1607d 1607d 0/26 closed as invalid on 2019/11/30 16:54
▶ ▼ Fix bisection attempts (2)
Created Duration User Patch Repo Result
2021/01/03 19:40 19m bisect fix linux-4.14.y error job log (0)
2020/08/04 22:53 38m bisect fix linux-4.14.y job log (0) log

Sample crash report:
INFO: task kworker/0:0:3 blocked for more than 140 seconds.
      Not tainted 4.14.261-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/0:0     D27792     3      2 0x80000000
Workqueue: events proc_cleanup_work
Call Trace:
 context_switch kernel/sched/core.c:2811 [inline]
 __schedule+0x88b/0x1de0 kernel/sched/core.c:3387
 schedule+0x8d/0x1b0 kernel/sched/core.c:3431
 _synchronize_rcu_expedited+0x522/0x770 kernel/rcu/tree_exp.h:615
 synchronize_rcu+0x98/0x130 kernel/rcu/tree_plugin.h:762
 kern_unmount fs/namespace.c:3369 [inline]
 kern_unmount+0x53/0xc0 fs/namespace.c:3364
 process_one_work+0x793/0x14a0 kernel/workqueue.c:2117
 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2251
 kthread+0x30d/0x420 kernel/kthread.c:232
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404
INFO: task kworker/1:0:18 blocked for more than 140 seconds.
      Not tainted 4.14.261-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/1:0     D29504    18      2 0x80000000
Workqueue: events proc_cleanup_work
Call Trace:
 context_switch kernel/sched/core.c:2811 [inline]
 __schedule+0x88b/0x1de0 kernel/sched/core.c:3387
 schedule+0x8d/0x1b0 kernel/sched/core.c:3431
 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
 kern_unmount fs/namespace.c:3369 [inline]
 kern_unmount+0x53/0xc0 fs/namespace.c:3364
 process_one_work+0x793/0x14a0 kernel/workqueue.c:2117
 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2251
 kthread+0x30d/0x420 kernel/kthread.c:232
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404
INFO: task kworker/0:2:3355 blocked for more than 140 seconds.
      Not tainted 4.14.261-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/0:2     D28016  3355      2 0x80000000
Workqueue: events proc_cleanup_work
Call Trace:
 context_switch kernel/sched/core.c:2811 [inline]
 __schedule+0x88b/0x1de0 kernel/sched/core.c:3387
 schedule+0x8d/0x1b0 kernel/sched/core.c:3431
 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
 kern_unmount fs/namespace.c:3369 [inline]
 kern_unmount+0x53/0xc0 fs/namespace.c:3364
 process_one_work+0x793/0x14a0 kernel/workqueue.c:2117
 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2251
 kthread+0x30d/0x420 kernel/kthread.c:232
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404
INFO: task kworker/1:3:4644 blocked for more than 140 seconds.
      Not tainted 4.14.261-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/1:3     D30064  4644      2 0x80000000
Workqueue: events proc_cleanup_work
Call Trace:
 context_switch kernel/sched/core.c:2811 [inline]
 __schedule+0x88b/0x1de0 kernel/sched/core.c:3387
 schedule+0x8d/0x1b0 kernel/sched/core.c:3431
 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
 kern_unmount fs/namespace.c:3369 [inline]
 kern_unmount+0x53/0xc0 fs/namespace.c:3364
 process_one_work+0x793/0x14a0 kernel/workqueue.c:2117
 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2251
 kthread+0x30d/0x420 kernel/kthread.c:232
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404
INFO: task syz-executor957:22300 blocked for more than 140 seconds.
      Not tainted 4.14.261-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor957 D29072 22300   7978 0x80000000
Call Trace:
 context_switch kernel/sched/core.c:2811 [inline]
 __schedule+0x88b/0x1de0 kernel/sched/core.c:3387
 schedule+0x8d/0x1b0 kernel/sched/core.c:3431
 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:1888
 put_mnt_ns fs/namespace.c:3345 [inline]
 put_mnt_ns+0x42/0x60 fs/namespace.c:3341
 free_nsproxy+0x40/0x1f0 kernel/nsproxy.c:176
 switch_task_namespaces+0x8f/0xb0 kernel/nsproxy.c:229
 do_exit+0xa3f/0x2850 kernel/exit.c:867
 do_group_exit+0x100/0x2e0 kernel/exit.c:965
 get_signal+0x38d/0x1ca0 kernel/signal.c:2412
 do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:792
 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: 0033:0x7efe5b246c59
RSP: 002b:00007efe5b1f8318 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007efe5b2cf3e8 RCX: 00007efe5b246c59
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007efe5b2cf3e8
RBP: 00007efe5b2cf3e0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007efe5b2cf3ec
R13: 00007ffd66d0a34f R14: 00007efe5b1f8400 R15: 0000000000022000
INFO: task kworker/0:1:22786 blocked for more than 140 seconds.
      Not tainted 4.14.261-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/0:1     D29872 22786      2 0x80000000
Workqueue: events proc_cleanup_work
Call Trace:
 context_switch kernel/sched/core.c:2811 [inline]
 __schedule+0x88b/0x1de0 kernel/sched/core.c:3387
 schedule+0x8d/0x1b0 kernel/sched/core.c:3431
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3489
 __mutex_lock_common kernel/locking/mutex.c:833 [inline]
 __mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893
 exp_funnel_lock kernel/rcu/tree_exp.h:305 [inline]
 _synchronize_rcu_expedited+0x32d/0x770 kernel/rcu/tree_exp.h:596
 synchronize_rcu+0x98/0x130 kernel/rcu/tree_plugin.h:762
 kern_unmount fs/namespace.c:3369 [inline]
 kern_unmount+0x53/0xc0 fs/namespace.c:3364
 process_one_work+0x793/0x14a0 kernel/workqueue.c:2117
 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2251
 kthread+0x30d/0x420 kernel/kthread.c:232
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404
INFO: task kworker/0:3:22796 blocked for more than 140 seconds.
      Not tainted 4.14.261-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/0:3     D30064 22796      2 0x80000000
Workqueue: events proc_cleanup_work
Call Trace:
 context_switch kernel/sched/core.c:2811 [inline]
 __schedule+0x88b/0x1de0 kernel/sched/core.c:3387
 schedule+0x8d/0x1b0 kernel/sched/core.c:3431
 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
 kern_unmount fs/namespace.c:3369 [inline]
 kern_unmount+0x53/0xc0 fs/namespace.c:3364
 process_one_work+0x793/0x14a0 kernel/workqueue.c:2117
 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2251
 kthread+0x30d/0x420 kernel/kthread.c:232
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404
INFO: task kworker/1:1:22798 blocked for more than 140 seconds.
      Not tainted 4.14.261-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/1:1     D29936 22798      2 0x80000000
Workqueue: events proc_cleanup_work
Call Trace:
 context_switch kernel/sched/core.c:2811 [inline]
 __schedule+0x88b/0x1de0 kernel/sched/core.c:3387
 schedule+0x8d/0x1b0 kernel/sched/core.c:3431
 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
 kern_unmount fs/namespace.c:3369 [inline]
 kern_unmount+0x53/0xc0 fs/namespace.c:3364
 process_one_work+0x793/0x14a0 kernel/workqueue.c:2117
 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2251
 kthread+0x30d/0x420 kernel/kthread.c:232
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404
INFO: task kworker/0:4:22800 blocked for more than 140 seconds.
      Not tainted 4.14.261-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/0:4     D30064 22800      2 0x80000000
Workqueue: events proc_cleanup_work
Call Trace:
 context_switch kernel/sched/core.c:2811 [inline]
 __schedule+0x88b/0x1de0 kernel/sched/core.c:3387
 schedule+0x8d/0x1b0 kernel/sched/core.c:3431
 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
 kern_unmount fs/namespace.c:3369 [inline]
 kern_unmount+0x53/0xc0 fs/namespace.c:3364
 process_one_work+0x793/0x14a0 kernel/workqueue.c:2117
 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2251
 kthread+0x30d/0x420 kernel/kthread.c:232
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404
INFO: task kworker/1:2:22801 blocked for more than 140 seconds.
      Not tainted 4.14.261-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/1:2     D30064 22801      2 0x80000000
Workqueue: events proc_cleanup_work
Call Trace:
 context_switch kernel/sched/core.c:2811 [inline]
 __schedule+0x88b/0x1de0 kernel/sched/core.c:3387
 schedule+0x8d/0x1b0 kernel/sched/core.c:3431
 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
 kern_unmount fs/namespace.c:3369 [inline]
 kern_unmount+0x53/0xc0 fs/namespace.c:3364
 process_one_work+0x793/0x14a0 kernel/workqueue.c:2117
 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2251
 kthread+0x30d/0x420 kernel/kthread.c:232
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404

Showing all locks held in the system:
3 locks held by kworker/0:0/3:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
 #2:  (rcu_preempt_state.exp_mutex){+.+.}, at: [<ffffffff8146fd6d>] exp_funnel_lock kernel/rcu/tree_exp.h:305 [inline]
 #2:  (rcu_preempt_state.exp_mutex){+.+.}, at: [<ffffffff8146fd6d>] _synchronize_rcu_expedited+0x32d/0x770 kernel/rcu/tree_exp.h:596
2 locks held by kworker/1:0/18:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
1 lock held by khungtaskd/1528:
 #0:  (tasklist_lock){.+.+}, at: [<ffffffff8701ef67>] debug_show_all_locks+0x7c/0x21a kernel/locking/lockdep.c:4548
2 locks held by kworker/0:2/3355:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:3/4644:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
3 locks held by kworker/0:1/22786:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
 #2:  (rcu_preempt_state.exp_mutex){+.+.}, at: [<ffffffff8146fd6d>] exp_funnel_lock kernel/rcu/tree_exp.h:305 [inline]
 #2:  (rcu_preempt_state.exp_mutex){+.+.}, at: [<ffffffff8146fd6d>] _synchronize_rcu_expedited+0x32d/0x770 kernel/rcu/tree_exp.h:596
2 locks held by kworker/0:3/22796:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:1/22798:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:4/22800:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:2/22801:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:4/22802:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:5/22803:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:5/22804:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:6/22805:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:6/22806:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:7/22807:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:7/22808:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:8/22809:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:9/22810:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:8/22811:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:10/22817:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:9/22824:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:11/22833:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:10/22835:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:11/22838:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:12/22849:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:13/22853:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:14/22861:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:12/22862:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:15/22866:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:13/22883:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:16/22888:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:17/22892:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:18/22894:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:19/22896:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:20/22905:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:14/22906:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:21/22910:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:22/22916:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:23/22923:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:24/22926:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:15/22930:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:25/22931:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:26/22937:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:16/22939:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:27/22945:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:17/22949:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:28/22951:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:18/22958:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:19/22965:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:20/22966:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:21/22971:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:29/22975:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:22/22979:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:23/22984:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:30/22993:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:24/23006:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:31/23011:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:32/23021:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:25/23025:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:26/23030:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:27/23036:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:28/23038:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:29/23044:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:33/23047:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:30/23048:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:31/23055:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:32/23057:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:33/23060:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:34/23071:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:34/23072:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:35/23087:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:35/23093:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:36/23095:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:37/23101:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:38/23108:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:36/23116:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:39/23129:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:37/23130:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:38/23134:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:40/23135:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:41/23140:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:39/23155:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:42/23159:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:40/23162:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:41/23170:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:43/23180:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:44/23187:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:42/23189:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:45/23196:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:43/23210:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:44/23218:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:45/23225:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:46/23233:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:47/23237:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:46/23241:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:48/23245:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:47/23246:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:49/23250:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:50/23254:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:51/23263:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:48/23265:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:49/23271:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:52/23281:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:50/23287:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:53/23289:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:51/23292:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:52/23295:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:54/23301:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:55/23304:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:53/23305:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:54/23311:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:55/23316:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:56/23324:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:57/23326:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:56/23327:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:58/23331:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:57/23334:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:58/23339:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:59/23344:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:59/23346:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:60/23363:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:60/23366:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:61/23374:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:62/23379:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:61/23385:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:62/23390:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:63/23391:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:63/23397:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:64/23400:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:65/23405:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:66/23409:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:64/23410:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:67/23415:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:68/23421:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:69/23425:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:65/23430:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:70/23431:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:71/23436:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:66/23437:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:67/23440:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:72/23446:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:68/23447:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:69/23461:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:73/23463:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:70/23467:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:71/23470:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:72/23472:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:74/23480:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:73/23482:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:75/23497:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:74/23503:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:76/23516:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:75/23522:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:76/23529:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:77/23530:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:78/23531:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:77/23534:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:79/23536:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:80/23540:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:78/23552:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:81/23562:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:82/23567:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:79/23572:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:83/23576:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:80/23579:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:84/23589:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:81/23597:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:85/23607:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:82/23616:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:86/23624:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:83/23634:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:84/23641:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:87/23645:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:85/23646:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:86/23661:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:88/23666:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:87/23668:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:88/23671:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:89/23673:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:89/23677:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:90/23680:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:91/23686:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:90/23687:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:92/23704:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:91/23708:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:93/23713:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:94/23722:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:92/23727:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:95/23744:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:93/23751:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:96/23761:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:94/23768:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:97/23779:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:95/23788:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:96/23793:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:98/23798:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:97/23799:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:99/23801:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:98/23805:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:99/23808:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:100/23811:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:101/23816:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:100/23821:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:101/23823:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:102/23828:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:102/23830:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:103/23835:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:104/23841:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:103/23846:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:105/23851:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:106/23855:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:107/23860:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:104/23865:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:108/23866:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:105/23869:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:109/23873:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:110/23876:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:111/23883:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:112/23887:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:106/23890:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:113/23895:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:107/23896:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:114/23903:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:108/23905:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:109/23913:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:110/23921:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:115/23927:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:116/23942:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:111/23943:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:112/23950:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:117/23952:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:113/23956:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:114/23961:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:115/23965:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:116/23972:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:118/23974:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:119/23991:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:117/23993:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:118/23996:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:120/24000:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:119/24005:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:120/24008:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:121/24012:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:121/24019:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:122/24023:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:123/24026:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:124/24032:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:122/24035:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:125/24038:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:126/24043:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:123/24046:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:124/24050:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:127/24052:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:125/24057:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:126/24060:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:128/24064:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:129/24067:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:127/24068:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:128/24073:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:130/24074:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:131/24081:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:129/24083:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:130/24086:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:131/24104:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:132/24105:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:132/24106:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:133/24117:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:134/24122:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:135/24125:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:133/24132:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:136/24133:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:137/24138:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:134/24142:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:138/24145:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:135/24149:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:136/24155:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:139/24156:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:140/24171:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:137/24173:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:138/24179:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:141/24191:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:142/24196:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:139/24203:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:140/24207:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:143/24208:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:141/24213:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:144/24215:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:142/24220:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:143/24225:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:145/24228:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:144/24233:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:145/24239:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:146/24242:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:146/24245:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:147/24252:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:147/24256:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:148/24259:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:148/24263:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:149/24265:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:149/24272:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:150/24276:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:150/24280:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:151/24282:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:151/24288:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:152/24289:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:152/24293:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:153/24307:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:153/24308:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:154/24313:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:154/24325:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:155/24331:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:155/24345:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:156/24347:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:156/24351:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:157/24355:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:158/24357:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:159/24361:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:160/24368:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:157/24369:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:161/24370:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:162/24374:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:163/24378:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:158/24388:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:164/24389:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:165/24409:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:159/24410:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:160/24415:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:166/24416:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:161/24420:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:162/24427:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:163/24433:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:167/24439:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:164/24440:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:168/24458:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:165/24461:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:166/24470:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:169/24474:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:167/24477:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:168/24480:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:170/24485:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:169/24487:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:170/24505:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:171/24510:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:172/24516:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:173/24524:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:171/24525:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:172/24531:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:173/24535:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:174/24540:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:175/24543:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:174/24544:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:176/24548:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:177/24553:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:175/24569:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:178/24574:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:176/24580:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:179/24581:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:180/24583:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:181/24588:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:182/24591:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:183/24592:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:184/24595:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:185/24598:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:177/24600:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:178/24606:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:179/24612:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:180/24617:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:186/24620:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:187/24625:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088

Crashes (162):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/01/08 09:39 linux-4.14.y bfdef05c8da4 2ca0d385 .config console log report syz C ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/02 02:46 linux-4.14.y a6ca7c65b137 e1768e9c .config console log report syz C ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/12/26 04:49 linux-4.14.y 8ee0807eedf3 6caa12e4 .config console log report syz C ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/12/23 21:12 linux-4.14.y 8ee0807eedf3 6caa12e4 .config console log report syz C ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/12/23 06:17 linux-4.14.y 8ee0807eedf3 6caa12e4 .config console log report syz C ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/10/16 21:22 linux-4.14.y ed99bf0e81b5 0c5d9412 .config console log report syz C ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/10/03 16:38 linux-4.14.y f11944f1aa1c db0f5787 .config console log report syz C ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/06/21 01:57 linux-4.14.y cfb41ef9deb1 aba2b2fb .config console log report syz C ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/06/02 06:34 linux-4.14.y ad8397a84e1e 032639db .config console log report syz C ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/06/02 04:28 linux-4.14.y ad8397a84e1e 032639db .config console log report syz C ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/06/02 02:06 linux-4.14.y ad8397a84e1e 032639db .config console log report syz C ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/05/08 11:43 linux-4.14.y 7d7d1c0ab3eb bc5434be .config console log report syz C ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/05/05 13:13 linux-4.14.y 7d7d1c0ab3eb 06c27ff5 .config console log report syz C ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/04/30 13:56 linux-4.14.y 7d7d1c0ab3eb 77e2b668 .config console log report syz C ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/03/29 06:44 linux-4.14.y 670d6552eda8 a8529b82 .config console log report syz C ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/03/15 13:20 linux-4.14.y c7150cd2fa8c cc1cff8f .config console log report syz C ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/03/11 13:35 linux-4.14.y 1d177c0872ab c2ca1f2a .config console log report syz C ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/03/03 13:10 linux-4.14.y 3242aa3a635c e5b64d68 .config console log report syz C ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/02/22 10:45 linux-4.14.y 29c52025152b a659b3f1 .config console log report syz C ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/02/03 12:07 linux-4.14.y 2c8a3fceddf0 624dad51 .config console log report syz C ci2-linux-4-14 INFO: task hung in synchronize_rcu
2020/11/19 05:28 linux-4.14.y 8961076ed318 0767f13f .config console log report syz C ci2-linux-4-14
2020/10/29 04:10 linux-4.14.y 5b7a52cd2eef f24824d3 .config console log report syz C ci2-linux-4-14
2020/10/21 20:57 linux-4.14.y 5b7a52cd2eef 99c64d5c .config console log report syz C ci2-linux-4-14
2020/09/08 18:13 linux-4.14.y 2f166cdcf8a9 abf9ba4f .config console log report syz C ci2-linux-4-14
2020/09/08 09:00 linux-4.14.y 2f166cdcf8a9 abf9ba4f .config console log report syz C ci2-linux-4-14
2020/09/03 21:33 linux-4.14.y 2f166cdcf8a9 abf9ba4f .config console log report syz C ci2-linux-4-14
2020/09/03 07:41 linux-4.14.y d7e78d08fa77 abf9ba4f .config console log report syz C ci2-linux-4-14
2020/08/31 04:26 linux-4.14.y d7e78d08fa77 d5a3ae1f .config console log report syz C ci2-linux-4-14
2020/08/30 15:19 linux-4.14.y d7e78d08fa77 d5a3ae1f .config console log report syz C ci2-linux-4-14
2020/08/21 00:19 linux-4.14.y 14b58326976d 70160577 .config console log report syz C ci2-linux-4-14
2020/08/07 20:42 linux-4.14.y 14b58326976d 28ac5c9e .config console log report syz C ci2-linux-4-14
2021/10/10 17:35 linux-4.14.y 756db2ba8bde 838e7e2c .config console log report syz ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/07/05 03:32 linux-4.14.y 313e82bbefb3 55aa55c2 .config console log report syz ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/01/13 16:15 linux-4.14.y f79dc86058bc a945f0a3 .config console log report syz ci2-linux-4-14
2020/08/06 10:00 linux-4.14.y ca4f2c56d416 0487ea6f .config console log report syz ci2-linux-4-14
2020/07/05 22:10 linux-4.14.y b850307b279c 22f87567 .config console log report syz ci2-linux-4-14
2023/01/31 21:20 linux-4.14.y 3949d1610004 b68fb8d6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/11/25 20:23 linux-4.14.y 179ef7fe8677 f4470a7b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/10/17 09:29 linux-4.14.y 9d5c0b3a8e1a 67cb024c .config console log report info [disk image] [vmlinux] ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/10/11 03:13 linux-4.14.y 9d5c0b3a8e1a 5bcf0c31 .config console log report info [disk image] [vmlinux] ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/09/10 23:26 linux-4.14.y 65640c873dcf 356d8217 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/08/19 01:08 linux-4.14.y b641242202ed 26a13b38 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/07/24 07:11 linux-4.14.y 9c3bf9cf362f 22343af4 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/20 01:05 linux-4.14.y 4ba8e26127c3 5da9499f .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/18 20:56 linux-4.14.y 4ba8e26127c3 731a2d23 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/18 17:53 linux-4.14.y 4ba8e26127c3 731a2d23 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/18 06:39 linux-4.14.y 4ba8e26127c3 731a2d23 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/18 02:02 linux-4.14.y 4ba8e26127c3 731a2d23 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/17 20:47 linux-4.14.y 4ba8e26127c3 731a2d23 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/17 15:51 linux-4.14.y 4ba8e26127c3 731a2d23 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/17 07:41 linux-4.14.y 4ba8e26127c3 723cfaf0 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/17 03:36 linux-4.14.y 4ba8e26127c3 723cfaf0 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/16 21:49 linux-4.14.y 4ba8e26127c3 723cfaf0 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/16 04:24 linux-4.14.y 4ba8e26127c3 723cfaf0 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/14 08:37 linux-4.14.y 4ba8e26127c3 b8d780ab .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/13 16:02 linux-4.14.y 4ba8e26127c3 44d1319a .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/13 10:57 linux-4.14.y 4ba8e26127c3 44d1319a .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/13 06:11 linux-4.14.y 4ba8e26127c3 44d1319a .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/13 00:05 linux-4.14.y 4ba8e26127c3 44d1319a .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/12 15:43 linux-4.14.y 4ba8e26127c3 44d1319a .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/11 06:45 linux-4.14.y bfdef05c8da4 ddb0ab8c .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/10 13:08 linux-4.14.y bfdef05c8da4 2ca0d385 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/10 05:55 linux-4.14.y bfdef05c8da4 2ca0d385 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/09 14:01 linux-4.14.y bfdef05c8da4 2ca0d385 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/05 07:51 linux-4.14.y a6ca7c65b137 0a2584dd .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/03 01:07 linux-4.14.y a6ca7c65b137 e1768e9c .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2022/01/01 22:12 linux-4.14.y a6ca7c65b137 e1768e9c .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/12/30 08:18 linux-4.14.y a6ca7c65b137 6cc879d4 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/12/28 12:09 linux-4.14.y 8ee0807eedf3 6b3c5e64 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/12/24 23:28 linux-4.14.y 8ee0807eedf3 6caa12e4 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/12/24 05:54 linux-4.14.y 8ee0807eedf3 6caa12e4 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/12/22 18:35 linux-4.14.y 8ee0807eedf3 6caa12e4 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/12/22 01:40 linux-4.14.y 9dfbac0e6b86 6caa12e4 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/12/20 04:10 linux-4.14.y 9dfbac0e6b86 44068e19 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/12/16 23:48 linux-4.14.y 9dfbac0e6b86 8dd6a5e3 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/05/17 04:14 linux-4.14.y 7d7d1c0ab3eb f54a5c09 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/04/29 19:23 linux-4.14.y 7d7d1c0ab3eb 77e2b668 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/04/28 09:25 linux-4.14.y cf256fbcbe34 77e2b668 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/04/23 11:31 linux-4.14.y cf256fbcbe34 590921a5 .config console log report info ci2-linux-4-14 INFO: task hung in synchronize_rcu
2021/01/16 14:18 linux-4.14.y f79dc86058bc 65a7a854 .config console log report info ci2-linux-4-14
2019/11/07 03:31 linux-4.14.y c9fda4f22428 d797d201 .config console log report ci2-linux-4-14
* Struck through repros no longer work on HEAD.