INFO: task kworker/0:0:3 blocked for more than 140 seconds.
      Not tainted 4.14.262-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/0:0     D28824     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
 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/1:0:18 blocked for more than 140 seconds.
      Not tainted 4.14.262-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/1:0     D27184    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/1:1:23 blocked for more than 140 seconds.
      Not tainted 4.14.262-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/1:1     D29168    23      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/0:1:24 blocked for more than 140 seconds.
      Not tainted 4.14.262-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/0:1     D27168    24      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/1:2:3330 blocked for more than 140 seconds.
      Not tainted 4.14.262-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/1:2     D26720  3330      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/0:2:4634 blocked for more than 140 seconds.
      Not tainted 4.14.262-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/0:2     D27056  4634      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 syz-executor.4:7992 blocked for more than 140 seconds.
      Not tainted 4.14.262-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.4  D25432  7992      1 0x00000004
Call Trace:
 context_switch kernel/sched/core.c:2811 [inline]
 __schedule+0x88b/0x1de0 kernel/sched/core.c:3387
 schedule+0x8d/0x1b0 kernel/sched/core.c:3431
 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]
 do_umount fs/namespace.c:1650 [inline]
 SYSC_umount fs/namespace.c:1754 [inline]
 SyS_umount+0x791/0xeb0 fs/namespace.c:1723
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7f150b2d8457
RSP: 002b:00007fff5afed2d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f150b2d8457
RDX: 00007fff5afed3a9 RSI: 000000000000000a RDI: 00007fff5afed3a0
RBP: 00007fff5afed3a0 R08: 00000000ffffffff R09: 00007fff5afed170
R10: 000055555587693b R11: 0000000000000246 R12: 00007f150b3301ea
R13: 00007fff5afee460 R14: 0000555555876810 R15: 00007fff5afee4a0
INFO: task kworker/0:3:8002 blocked for more than 140 seconds.
      Not tainted 4.14.262-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/0:3     D27352  8002      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/1:3:8819 blocked for more than 140 seconds.
      Not tainted 4.14.262-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/1:3     D27952  8819      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/1:4:9055 blocked for more than 140 seconds.
      Not tainted 4.14.262-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/1:4     D30224  9055      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:
2 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 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
2 locks held by kworker/1:1/23:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:1/24:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] 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/1533:
 #0:  (tasklist_lock){.+.+}, at: [<ffffffff8701f0b7>] debug_show_all_locks+0x7c/0x21a kernel/locking/lockdep.c:4548
2 locks held by kworker/1:2/3330:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] 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/0:2/4634:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_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/0:3/8002:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:3/8819:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:4/9055:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:4/9235:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:5/10729:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:6/10868:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:7/10984:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:8/11008:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:9/11022:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] 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/0:10/11059:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_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/0:11/11077:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:12/11155:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:13/11195:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:5/11196:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:6/11204:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:7/11209:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:8/11212:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:9/11220:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:10/11222:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:14/11226:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:11/11227:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:12/11228:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:15/11229:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by syz-executor.0/11299:
 #0:  (&sig->cred_guard_mutex){+.+.}, at: [<ffffffff81662f9f>] SYSC_perf_event_open kernel/events/core.c:10106 [inline]
 #0:  (&sig->cred_guard_mutex){+.+.}, at: [<ffffffff81662f9f>] SyS_perf_event_open+0x132f/0x24b0 kernel/events/core.c:10012
 #1:  (perf_sched_mutex){+.+.}, at: [<ffffffff816393f4>] account_event kernel/events/core.c:9509 [inline]
 #1:  (perf_sched_mutex){+.+.}, at: [<ffffffff816393f4>] perf_event_alloc.part.0+0x1c94/0x2640 kernel/events/core.c:9701
3 locks held by syz-executor.5/11292:
 #0:  (&sig->cred_guard_mutex){+.+.}, at: [<ffffffff81662f9f>] SYSC_perf_event_open kernel/events/core.c:10106 [inline]
 #0:  (&sig->cred_guard_mutex){+.+.}, at: [<ffffffff81662f9f>] SyS_perf_event_open+0x132f/0x24b0 kernel/events/core.c:10012
 #1:  (perf_sched_mutex){+.+.}, at: [<ffffffff816393f4>] account_event kernel/events/core.c:9509 [inline]
 #1:  (perf_sched_mutex){+.+.}, at: [<ffffffff816393f4>] perf_event_alloc.part.0+0x1c94/0x2640 kernel/events/core.c:9701
 #2:  (rcu_sched_state.exp_mutex){+.+.}, at: [<ffffffff8146fd02>] exp_funnel_lock kernel/rcu/tree_exp.h:272 [inline]
 #2:  (rcu_sched_state.exp_mutex){+.+.}, at: [<ffffffff8146fd02>] _synchronize_rcu_expedited+0x2c2/0x770 kernel/rcu/tree_exp.h:596
2 locks held by syz-executor.2/11303:
 #0:  (&sig->cred_guard_mutex){+.+.}, at: [<ffffffff81662f9f>] SYSC_perf_event_open kernel/events/core.c:10106 [inline]
 #0:  (&sig->cred_guard_mutex){+.+.}, at: [<ffffffff81662f9f>] SyS_perf_event_open+0x132f/0x24b0 kernel/events/core.c:10012
 #1:  (perf_sched_mutex){+.+.}, at: [<ffffffff816393f4>] account_event kernel/events/core.c:9509 [inline]
 #1:  (perf_sched_mutex){+.+.}, at: [<ffffffff816393f4>] perf_event_alloc.part.0+0x1c94/0x2640 kernel/events/core.c:9701
1 lock held by syz-executor.2/11316:
 #0:  (rtnl_mutex){+.+.}, at: [<ffffffff85caa1de>] dev_ioctl+0x42e/0xbe0 net/core/dev_ioctl.c:588
2 locks held by kworker/1:13/11288:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:14/11289:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:15/11290:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:16/11291:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:17/11295:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:16/11296:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:17/11298:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:18/11301:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:19/11305:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:18/11309:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:19/11315:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:20/11317:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:20/11318:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:21/11324:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:22/11325:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:23/11326:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:21/11331:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:24/11336:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:25/11340:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] 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 syz-executor.3/11345:
 #0:  (rtnl_mutex){+.+.}, at: [<ffffffff85c29b6e>] register_netdevice_notifier+0x5e/0x4d0 net/core/dev.c:1564
2 locks held by kworker/1:22/11342:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:23/11343:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:26/11344:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:24/11346:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:25/11348:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:26/11349:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:27/11350:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:28/11351:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:29/11352:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:27/11353:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:28/11354:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:29/11355:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:30/11356:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:30/11357:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:31/11358:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:32/11359:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:33/11360:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:34/11361:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:35/11362:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:36/11363:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:31/11364:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:37/11365:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:32/11366:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:33/11367:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:38/11369:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:39/11370:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:40/11371:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:41/11372:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:34/11373:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:42/11374:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:35/11375:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:43/11376:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:44/11377:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:36/11378:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:45/11379:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:46/11380:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:37/11381:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:47/11382:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:38/11383:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:48/11384:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:39/11385:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:49/11386:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:40/11387:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:50/11388:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:41/11389:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:51/11390:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:42/11391:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:52/11392:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:43/11393:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:53/11394:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:44/11395:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:45/11396:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:54/11397:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:55/11398:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:56/11399:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:46/11400:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:57/11401:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:47/11402:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:58/11403:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:48/11404:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:59/11405:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:49/11406:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:60/11407:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:50/11408:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:61/11409:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:62/11410:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:63/11411:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:64/11412:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:65/11413:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:66/11414:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:51/11415:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:52/11416:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:67/11417:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:53/11418:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:68/11419:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:54/11420:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:69/11421:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:70/11422:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:55/11423:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:71/11424:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:56/11425:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:72/11426:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:73/11427:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:57/11428:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:74/11429:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:58/11430:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:75/11431:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:76/11432:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:59/11433:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:77/11434:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:60/11435:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:61/11436:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:78/11437:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:62/11438:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:79/11439:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:63/11440:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:80/11441:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:81/11442:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:82/11443:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:64/11444:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:83/11445:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:65/11446:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:84/11447:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:66/11448:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:85/11449:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:86/11450:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:67/11451:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:87/11452:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:68/11453:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:88/11454:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:69/11455:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:89/11456:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:90/11457:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:70/11458:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:91/11459:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:71/11460:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:92/11461:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:72/11462:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:93/11463:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:94/11464:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:73/11465:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:95/11466:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:74/11467:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:96/11468:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:75/11469:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:97/11470:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:76/11471:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:98/11472:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:77/11473:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:99/11474:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:78/11475:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:100/11476:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:79/11477:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:101/11478:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:102/11479:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:80/11480:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:103/11481:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:81/11482:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:104/11483:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:105/11484:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:82/11485:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:106/11486:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:83/11487:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:107/11488:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:108/11489:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:84/11490:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:85/11491:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:109/11492:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:86/11493:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:110/11494:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:87/11495:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:111/11496:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:88/11497:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:112/11498:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:89/11499:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:113/11500:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:90/11501:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:114/11502:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:91/11503:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:115/11504:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:92/11505:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:116/11506:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:93/11507:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:94/11508:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:95/11509:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:96/11510:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:97/11511:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:117/11512:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:98/11513:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:99/11514:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:118/11515:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:100/11516:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:119/11517:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:101/11518:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:120/11519:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:102/11520:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:121/11521:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:103/11522:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:122/11523:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:123/11524:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:104/11525:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:105/11526:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:124/11527:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:106/11528:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:125/11529:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:107/11530:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:108/11531:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:109/11532:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:126/11533:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:110/11534:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:127/11535:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:111/11536:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:128/11537:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:112/11538:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:113/11539:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:114/11540:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:115/11541:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:116/11542:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:129/11543:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:117/11544:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:118/11545:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:130/11546:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:131/11547:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:119/11548:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:132/11549:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:120/11550:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:133/11551:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:121/11552:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:134/11553:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:122/11554:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:135/11555:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:123/11556:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:124/11557:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:136/11558:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:125/11559:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:137/11560:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:126/11561:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:138/11562:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:127/11563:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:139/11564:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:128/11565:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:140/11566:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:129/11567:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:141/11568:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:142/11569:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:130/11570:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:143/11571:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:131/11572:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:144/11573:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:132/11574:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:133/11575:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:134/11576:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:135/11577:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:136/11578:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:137/11579:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:145/11580:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:146/11581:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:138/11582:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:147/11583:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:139/11584:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:140/11585:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:148/11586:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:141/11587:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:149/11588:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:150/11589:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:151/11590:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:142/11591:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:152/11592:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:143/11593:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:153/11594:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:144/11595:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:154/11596:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:145/11597:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:155/11598:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:146/11599:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:147/11600:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:148/11601:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:149/11602:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:156/11603:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:157/11604:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:150/11605:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:158/11606:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:151/11607:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:159/11608:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:152/11609:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:160/11610:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:161/11611:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:153/11612:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:162/11613:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:154/11614:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:163/11615:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:155/11616:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:164/11617:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:156/11618:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:165/11619:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:157/11620:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:166/11621:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:167/11622:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:168/11623:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:169/11624:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:170/11625:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:171/11626:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:172/11627:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:173/11628:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:158/11629:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:174/11630:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:159/11631:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:175/11632:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:160/11633:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:176/11634:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:161/11635:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:177/11636:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:162/11637:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:178/11638:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:163/11639:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:179/11640:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:164/11641:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:180/11642:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:181/11643:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:182/11644:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:165/11645:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:166/11646:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:183/11647:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:167/11648:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:184/11649:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:168/11650:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:185/11651:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:169/11652:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:186/11653:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:170/11654:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:187/11655:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:171/11656:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:188/11657:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:189/11658:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:172/11659:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:190/11660:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:191/11661:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:192/11662:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:173/11663:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:193/11664:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/1:174/11665:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088
 #1:  ((&ns->proc_work)){+.+.}, at: [<ffffffff81364bb6>] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092
2 locks held by kworker/0:194/11666:
 #0:  ("events"){+.+.}, at: [<ffffffff81364b80>] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088