======================================
| [  175.120921][   T11] br0: port 1(swp1) entered disabled state
| [  175.221282][   T11] ------------[ cut here ]------------
| [ 175.221493][ T11] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [  175.221772][   T11] Modules linked in: act_gact cls_flower sch_ingress vxlan
[  175.222281][   T11] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  175.222492][   T11] Workqueue: netns cleanup_net
[ 175.222660][ T11] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 175.222823][ T11] Code: ff 31 d2 be 8f 00 00 00 48 c7 c7 80 48 d7 8f e8 8a 7d f1 fd e8 c5 d3 93 00 48 85 db 75 c4 48 83 c4 08 5b 5d c3 cc cc cc cc 90 <0f> 0b 90 eb 8e 48 89 f7 48 89 34 24 e8 c3 82 6d fe 48 8b 34 24 eb
All code
========
   0:	ff 31                	push   (%rcx)
   2:	d2 be 8f 00 00 00    	sarb   %cl,0x8f(%rsi)
   8:	48 c7 c7 80 48 d7 8f 	mov    $0xffffffff8fd74880,%rdi
   f:	e8 8a 7d f1 fd       	call   0xfffffffffdf17d9e
  14:	e8 c5 d3 93 00       	call   0x93d3de
  19:	48 85 db             	test   %rbx,%rbx
  1c:	75 c4                	jne    0xffffffffffffffe2
  1e:	48 83 c4 08          	add    $0x8,%rsp
  22:	5b                   	pop    %rbx
  23:	5d                   	pop    %rbp
  24:	c3                   	ret
  25:	cc                   	int3
  26:	cc                   	int3
  27:	cc                   	int3
  28:	cc                   	int3
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb 8e                	jmp    0xffffffffffffffbd
  2f:	48 89 f7             	mov    %rsi,%rdi
  32:	48 89 34 24          	mov    %rsi,(%rsp)
  36:	e8 c3 82 6d fe       	call   0xfffffffffe6d82fe
  3b:	48 8b 34 24          	mov    (%rsp),%rsi
  3f:	eb                   	.byte 0xeb

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb 8e                	jmp    0xffffffffffffff93
   5:	48 89 f7             	mov    %rsi,%rdi
   8:	48 89 34 24          	mov    %rsi,(%rsp)
   c:	e8 c3 82 6d fe       	call   0xfffffffffe6d82d4
  11:	48 8b 34 24          	mov    (%rsp),%rsi
  15:	eb                   	.byte 0xeb
[  175.223353][   T11] RSP: 0018:ffffc900000b7a60 EFLAGS: 00010287
[  175.223546][   T11] RAX: ffff8880085f95c0 RBX: ffff888001ae2300 RCX: ffffffff8f53c8ca
[  175.223768][   T11] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff888010d22178
[  175.224054][   T11] RBP: ffff888010d221b8 R08: 0000000000000001 R09: fffff52000016f26
[  175.224277][   T11] R10: ffffc900000b7937 R11: ffff888001ae2300 R12: ffffc900000b7be0
[  175.224579][   T11] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffc900000b7b10
[  175.224805][   T11] FS:  0000000000000000(0000) GS:ffff88806d180000(0000) knlGS:0000000000000000
[  175.225060][   T11] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  175.225252][   T11] CR2: 00007f23dd6be000 CR3: 000000002b33a006 CR4: 0000000000772ef0
[  175.225540][   T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  175.225768][   T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  175.225990][   T11] PKRU: 55555554
[  175.226109][   T11] Call Trace:
[  175.226227][   T11]  <TASK>
[ 175.226309][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 175.226528][ T11] ? __warn (kernel/panic.c:748)
[ 175.226648][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 175.226801][ T11] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 175.226955][ T11] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 175.227073][ T11] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 175.227221][ T11] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 175.227451][ T11] ? __mutex_unlock_slowpath (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4329 ./include/linux/atomic/atomic-long.h:1506 ./include/linux/atomic/atomic-instrumented.h:4481 kernel/locking/mutex.c:913)
[ 175.227609][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 175.227764][ T11] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11638)
[ 175.227965][ T11] ? mark_held_locks (kernel/locking/lockdep.c:4321)
[ 175.228127][ T11] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11536)
[ 175.228315][ T11] ? mutex_is_locked (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-long.h:38 ./include/linux/atomic/atomic-instrumented.h:3189 kernel/locking/mutex.h:47 kernel/locking/mutex.c:66)
[ 175.228527][ T11] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[ 175.228692][ T11] ? mutex_is_locked (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-long.h:38 ./include/linux/atomic/atomic-instrumented.h:3189 kernel/locking/mutex.h:47 kernel/locking/mutex.c:66)
[ 175.228842][ T11] ? nexthop_net_exit_batch_rtnl (net/ipv4/nexthop.c:585 net/ipv4/nexthop.c:2158 net/ipv4/nexthop.c:2666 net/ipv4/nexthop.c:4010)
[ 175.229047][ T11] cleanup_net (net/core/net_namespace.c:648)
[ 175.229199][ T11] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 175.229417][ T11] ? __pfx_cleanup_net (net/core/net_namespace.c:594)
[ 175.229568][ T11] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 175.229721][ T11] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 175.229869][ T11] ? process_one_work (kernel/workqueue.c:3205)
[ 175.230027][ T11] process_one_work (kernel/workqueue.c:3229)
[ 175.230184][ T11] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 175.230404][ T11] ? __pfx_process_one_work (kernel/workqueue.c:3131)
[ 175.230565][ T11] ? assign_work (kernel/workqueue.c:1200)
[ 175.230725][ T11] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 175.230888][ T11] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 175.231038][ T11] kthread (kernel/kthread.c:389)
[ 175.231153][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 175.231305][ T11] ret_from_fork (arch/x86/kernel/process.c:147)
[ 175.231526][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 175.231685][ T11] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [  175.526347][   T11] ------------[ cut here ]------------
| [ 175.526537][ T11] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [  175.526801][   T11] Modules linked in: act_gact cls_flower sch_ingress vxlan
| [  175.527345][   T11] Tainted: [W]=WARN
[  175.527465][   T11] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  175.527647][   T11] Workqueue: netns cleanup_net
[ 175.527804][ T11] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 175.527960][ T11] Code: ff 31 d2 be 8f 00 00 00 48 c7 c7 80 48 d7 8f e8 8a 7d f1 fd e8 c5 d3 93 00 48 85 db 75 c4 48 83 c4 08 5b 5d c3 cc cc cc cc 90 <0f> 0b 90 eb 8e 48 89 f7 48 89 34 24 e8 c3 82 6d fe 48 8b 34 24 eb
All code
========
   0:	ff 31                	push   (%rcx)
   2:	d2 be 8f 00 00 00    	sarb   %cl,0x8f(%rsi)
   8:	48 c7 c7 80 48 d7 8f 	mov    $0xffffffff8fd74880,%rdi
   f:	e8 8a 7d f1 fd       	call   0xfffffffffdf17d9e
  14:	e8 c5 d3 93 00       	call   0x93d3de
  19:	48 85 db             	test   %rbx,%rbx
  1c:	75 c4                	jne    0xffffffffffffffe2
  1e:	48 83 c4 08          	add    $0x8,%rsp
  22:	5b                   	pop    %rbx
  23:	5d                   	pop    %rbp
  24:	c3                   	ret
  25:	cc                   	int3
  26:	cc                   	int3
  27:	cc                   	int3
  28:	cc                   	int3
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb 8e                	jmp    0xffffffffffffffbd
  2f:	48 89 f7             	mov    %rsi,%rdi
  32:	48 89 34 24          	mov    %rsi,(%rsp)
  36:	e8 c3 82 6d fe       	call   0xfffffffffe6d82fe
  3b:	48 8b 34 24          	mov    (%rsp),%rsi
  3f:	eb                   	.byte 0xeb

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb 8e                	jmp    0xffffffffffffff93
   5:	48 89 f7             	mov    %rsi,%rdi
   8:	48 89 34 24          	mov    %rsi,(%rsp)
   c:	e8 c3 82 6d fe       	call   0xfffffffffe6d82d4
  11:	48 8b 34 24          	mov    (%rsp),%rsi
  15:	eb                   	.byte 0xeb
[  175.528488][   T11] RSP: 0018:ffffc900000b7a60 EFLAGS: 00010287
[  175.528674][   T11] RAX: ffff888010b6c5c0 RBX: ffff888001ae2300 RCX: ffffffff8f53c8ca
[  175.528891][   T11] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff888005a52178
[  175.529116][   T11] RBP: ffff888005a521b8 R08: 0000000000000001 R09: fffff52000016f26
[  175.529345][   T11] R10: ffffc900000b7937 R11: ffff888001ae2300 R12: ffffc900000b7be0
[  175.529571][   T11] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffc900000b7b10
[  175.529789][   T11] FS:  0000000000000000(0000) GS:ffff88806d000000(0000) knlGS:0000000000000000
[  175.530041][   T11] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  175.530225][   T11] CR2: 00007f23dd7e1290 CR3: 000000002b33a006 CR4: 0000000000772ef0
[  175.530460][   T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  175.530678][   T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  175.530896][   T11] PKRU: 55555554
[  175.531010][   T11] Call Trace:
[  175.531122][   T11]  <TASK>
[ 175.531199][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 175.531352][ T11] ? __warn (kernel/panic.c:748)
[ 175.531476][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 175.531627][ T11] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 175.531783][ T11] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 175.531898][ T11] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 175.532050][ T11] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 175.532209][ T11] ? __mutex_unlock_slowpath (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4329 ./include/linux/atomic/atomic-long.h:1506 ./include/linux/atomic/atomic-instrumented.h:4481 kernel/locking/mutex.c:913)
[ 175.532385][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 175.532549][ T11] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11638)
[ 175.532744][ T11] ? mark_held_locks (kernel/locking/lockdep.c:4321)
[ 175.532901][ T11] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11536)
[ 175.533087][ T11] ? mutex_is_locked (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-long.h:38 ./include/linux/atomic/atomic-instrumented.h:3189 kernel/locking/mutex.h:47 kernel/locking/mutex.c:66)
[ 175.533238][ T11] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[ 175.533409][ T11] ? mutex_is_locked (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-long.h:38 ./include/linux/atomic/atomic-instrumented.h:3189 kernel/locking/mutex.h:47 kernel/locking/mutex.c:66)
[ 175.533562][ T11] ? nexthop_net_exit_batch_rtnl (net/ipv4/nexthop.c:585 net/ipv4/nexthop.c:2158 net/ipv4/nexthop.c:2666 net/ipv4/nexthop.c:4010)
[ 175.533753][ T11] cleanup_net (net/core/net_namespace.c:648)
[ 175.533908][ T11] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 175.534058][ T11] ? __pfx_cleanup_net (net/core/net_namespace.c:594)
[ 175.534202][ T11] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 175.534363][ T11] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 175.534511][ T11] ? process_one_work (kernel/workqueue.c:3205)
[ 175.534668][ T11] process_one_work (kernel/workqueue.c:3229)
[ 175.534826][ T11] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 175.534982][ T11] ? __pfx_process_one_work (kernel/workqueue.c:3131)
[ 175.535141][ T11] ? assign_work (kernel/workqueue.c:1200)
[ 175.535301][ T11] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 175.535469][ T11] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 175.535619][ T11] kthread (kernel/kthread.c:389)
[ 175.535737][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 175.535888][ T11] ret_from_fork (arch/x86/kernel/process.c:147)
[ 175.536041][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 175.536190][ T11] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [  196.616519][   T11] ------------[ cut here ]------------
| [ 196.616745][ T11] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [  196.617023][   T11] Modules linked in: act_gact cls_flower sch_ingress vxlan
| [  196.617605][   T11] Tainted: [W]=WARN
[  196.617733][   T11] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  196.617921][   T11] Workqueue: netns cleanup_net
[ 196.618080][ T11] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 196.618243][ T11] Code: ff 31 d2 be 8f 00 00 00 48 c7 c7 80 48 d7 8f e8 8a 7d f1 fd e8 c5 d3 93 00 48 85 db 75 c4 48 83 c4 08 5b 5d c3 cc cc cc cc 90 <0f> 0b 90 eb 8e 48 89 f7 48 89 34 24 e8 c3 82 6d fe 48 8b 34 24 eb
All code
========
   0:	ff 31                	push   (%rcx)
   2:	d2 be 8f 00 00 00    	sarb   %cl,0x8f(%rsi)
   8:	48 c7 c7 80 48 d7 8f 	mov    $0xffffffff8fd74880,%rdi
   f:	e8 8a 7d f1 fd       	call   0xfffffffffdf17d9e
  14:	e8 c5 d3 93 00       	call   0x93d3de
  19:	48 85 db             	test   %rbx,%rbx
  1c:	75 c4                	jne    0xffffffffffffffe2
  1e:	48 83 c4 08          	add    $0x8,%rsp
  22:	5b                   	pop    %rbx
  23:	5d                   	pop    %rbp
  24:	c3                   	ret
  25:	cc                   	int3
  26:	cc                   	int3
  27:	cc                   	int3
  28:	cc                   	int3
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb 8e                	jmp    0xffffffffffffffbd
  2f:	48 89 f7             	mov    %rsi,%rdi
  32:	48 89 34 24          	mov    %rsi,(%rsp)
  36:	e8 c3 82 6d fe       	call   0xfffffffffe6d82fe
  3b:	48 8b 34 24          	mov    (%rsp),%rsi
  3f:	eb                   	.byte 0xeb

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb 8e                	jmp    0xffffffffffffff93
   5:	48 89 f7             	mov    %rsi,%rdi
   8:	48 89 34 24          	mov    %rsi,(%rsp)
   c:	e8 c3 82 6d fe       	call   0xfffffffffe6d82d4
  11:	48 8b 34 24          	mov    (%rsp),%rsi
  15:	eb                   	.byte 0xeb
[  196.618786][   T11] RSP: 0018:ffffc900000b7a60 EFLAGS: 00010287
[  196.618999][   T11] RAX: ffff88800cce45c0 RBX: ffff888001ae2300 RCX: ffffffff8f53c8ca
[  196.619239][   T11] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff888010d22178
[  196.619490][   T11] RBP: ffff888010d221b8 R08: 0000000000000001 R09: fffff52000016f26
[  196.619722][   T11] R10: ffffc900000b7937 R11: ffff888001ae2300 R12: ffffc900000b7be0
[  196.619956][   T11] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffc900000b7b10
[  196.620189][   T11] FS:  0000000000000000(0000) GS:ffff88806d000000(0000) knlGS:0000000000000000
[  196.620460][   T11] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  196.620664][   T11] CR2: 00007f03e2b0d000 CR3: 000000002b33a006 CR4: 0000000000772ef0
[  196.620894][   T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  196.621124][   T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  196.621358][   T11] PKRU: 55555554
[  196.621478][   T11] Call Trace:
[  196.621594][   T11]  <TASK>
[ 196.621675][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 196.621839][ T11] ? __warn (kernel/panic.c:748)
[ 196.621962][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 196.622121][ T11] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 196.622281][ T11] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 196.622414][ T11] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 196.622568][ T11] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 196.622737][ T11] ? __mutex_unlock_slowpath (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4329 ./include/linux/atomic/atomic-long.h:1506 ./include/linux/atomic/atomic-instrumented.h:4481 kernel/locking/mutex.c:913)
[ 196.622898][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 196.623063][ T11] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11638)
[ 196.623267][ T11] ? __pfx_synchronize_rcu_expedited (kernel/rcu/tree_exp.h:940)
[ 196.623476][ T11] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11536)
[ 196.623664][ T11] ? __pfx_autoremove_wake_function (kernel/sched/wait.c:383)
[ 196.623878][ T11] ? nexthop_net_exit_batch_rtnl (net/ipv4/nexthop.c:2664 net/ipv4/nexthop.c:4010)
[ 196.624084][ T11] cleanup_net (net/core/net_namespace.c:648)
[ 196.624260][ T11] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 196.624430][ T11] ? __pfx_cleanup_net (net/core/net_namespace.c:594)
[ 196.624585][ T11] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 196.624745][ T11] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 196.624902][ T11] ? process_one_work (kernel/workqueue.c:3205)
[ 196.625065][ T11] process_one_work (kernel/workqueue.c:3229)
[ 196.625229][ T11] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 196.625403][ T11] ? __pfx_process_one_work (kernel/workqueue.c:3131)
[ 196.625571][ T11] ? assign_work (kernel/workqueue.c:1200)
[ 196.625733][ T11] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 196.625900][ T11] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 196.626058][ T11] kthread (kernel/kthread.c:389)
[ 196.626179][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 196.626347][ T11] ret_from_fork (arch/x86/kernel/process.c:147)
[ 196.626505][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 196.626666][ T11] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [  196.937137][   T11] ------------[ cut here ]------------
| [ 196.937457][ T11] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [  196.937728][   T11] Modules linked in: act_gact cls_flower sch_ingress vxlan
| [  196.938277][   T11] Tainted: [W]=WARN
[  196.938413][   T11] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  196.938604][   T11] Workqueue: netns cleanup_net
[ 196.938767][ T11] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 196.938930][ T11] Code: ff 31 d2 be 8f 00 00 00 48 c7 c7 80 48 d7 8f e8 8a 7d f1 fd e8 c5 d3 93 00 48 85 db 75 c4 48 83 c4 08 5b 5d c3 cc cc cc cc 90 <0f> 0b 90 eb 8e 48 89 f7 48 89 34 24 e8 c3 82 6d fe 48 8b 34 24 eb
All code
========
   0:	ff 31                	push   (%rcx)
   2:	d2 be 8f 00 00 00    	sarb   %cl,0x8f(%rsi)
   8:	48 c7 c7 80 48 d7 8f 	mov    $0xffffffff8fd74880,%rdi
   f:	e8 8a 7d f1 fd       	call   0xfffffffffdf17d9e
  14:	e8 c5 d3 93 00       	call   0x93d3de
  19:	48 85 db             	test   %rbx,%rbx
  1c:	75 c4                	jne    0xffffffffffffffe2
  1e:	48 83 c4 08          	add    $0x8,%rsp
  22:	5b                   	pop    %rbx
  23:	5d                   	pop    %rbp
  24:	c3                   	ret
  25:	cc                   	int3
  26:	cc                   	int3
  27:	cc                   	int3
  28:	cc                   	int3
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb 8e                	jmp    0xffffffffffffffbd
  2f:	48 89 f7             	mov    %rsi,%rdi
  32:	48 89 34 24          	mov    %rsi,(%rsp)
  36:	e8 c3 82 6d fe       	call   0xfffffffffe6d82fe
  3b:	48 8b 34 24          	mov    (%rsp),%rsi
  3f:	eb                   	.byte 0xeb

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb 8e                	jmp    0xffffffffffffff93
   5:	48 89 f7             	mov    %rsi,%rdi
   8:	48 89 34 24          	mov    %rsi,(%rsp)
   c:	e8 c3 82 6d fe       	call   0xfffffffffe6d82d4
  11:	48 8b 34 24          	mov    (%rsp),%rsi
  15:	eb                   	.byte 0xeb
[  196.939470][   T11] RSP: 0018:ffffc900000b7a60 EFLAGS: 00010287
[  196.939657][   T11] RAX: ffff888008bd45c0 RBX: ffff888001ae2300 RCX: ffffffff8f53c8ca
[  196.939879][   T11] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff888009fb2178
[  196.940100][   T11] RBP: ffff888009fb21b8 R08: 0000000000000001 R09: fffff52000016f26
[  196.940318][   T11] R10: ffffc900000b7937 R11: ffff888001ae2300 R12: ffffc900000b7be0
[  196.940554][   T11] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffc900000b7b10
[  196.940781][   T11] FS:  0000000000000000(0000) GS:ffff88806d000000(0000) knlGS:0000000000000000
[  196.941037][   T11] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  196.941220][   T11] CR2: 00007f03e2b0d000 CR3: 000000002b33a006 CR4: 0000000000772ef0
[  196.941460][   T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  196.941680][   T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  196.941897][   T11] PKRU: 55555554
[  196.942012][   T11] Call Trace:
[  196.942130][   T11]  <TASK>
[ 196.942210][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 196.942374][ T11] ? __warn (kernel/panic.c:748)
[ 196.942502][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 196.942657][ T11] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 196.942816][ T11] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 196.942935][ T11] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 196.943086][ T11] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 196.943244][ T11] ? __mutex_unlock_slowpath (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4329 ./include/linux/atomic/atomic-long.h:1506 ./include/linux/atomic/atomic-instrumented.h:4481 kernel/locking/mutex.c:913)
[ 196.943412][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 196.943569][ T11] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11638)
[ 196.943769][ T11] ? mark_held_locks (kernel/locking/lockdep.c:4321)
[ 196.943931][ T11] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11536)
[ 196.944120][ T11] ? mutex_is_locked (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-long.h:38 ./include/linux/atomic/atomic-instrumented.h:3189 kernel/locking/mutex.h:47 kernel/locking/mutex.c:66)
[ 196.944273][ T11] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[ 196.944452][ T11] ? mutex_is_locked (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-long.h:38 ./include/linux/atomic/atomic-instrumented.h:3189 kernel/locking/mutex.h:47 kernel/locking/mutex.c:66)
[ 196.944602][ T11] ? nexthop_net_exit_batch_rtnl (net/ipv4/nexthop.c:585 net/ipv4/nexthop.c:2158 net/ipv4/nexthop.c:2666 net/ipv4/nexthop.c:4010)
[ 196.944794][ T11] cleanup_net (net/core/net_namespace.c:648)
[ 196.944949][ T11] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 196.945098][ T11] ? __pfx_cleanup_net (net/core/net_namespace.c:594)
[ 196.945244][ T11] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 196.945409][ T11] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 196.945561][ T11] ? process_one_work (kernel/workqueue.c:3205)
[ 196.945720][ T11] process_one_work (kernel/workqueue.c:3229)
[ 196.945879][ T11] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 196.946036][ T11] ? __pfx_process_one_work (kernel/workqueue.c:3131)
[ 196.946194][ T11] ? assign_work (kernel/workqueue.c:1200)
[ 196.946367][ T11] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 196.946537][ T11] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 196.946691][ T11] kthread (kernel/kthread.c:389)
[ 196.946809][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 196.946962][ T11] ret_from_fork (arch/x86/kernel/process.c:147)
[ 196.947114][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 196.947272][ T11] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [  215.459680][   T11] ------------[ cut here ]------------
| [ 215.459872][ T11] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [  215.460138][   T11] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan
| [  215.460702][   T11] Tainted: [W]=WARN
[  215.460820][   T11] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  215.461010][   T11] Workqueue: netns cleanup_net
[ 215.461177][ T11] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 215.461345][ T11] Code: ff 31 d2 be 8f 00 00 00 48 c7 c7 80 48 d7 8f e8 8a 7d f1 fd e8 c5 d3 93 00 48 85 db 75 c4 48 83 c4 08 5b 5d c3 cc cc cc cc 90 <0f> 0b 90 eb 8e 48 89 f7 48 89 34 24 e8 c3 82 6d fe 48 8b 34 24 eb
All code
========
   0:	ff 31                	push   (%rcx)
   2:	d2 be 8f 00 00 00    	sarb   %cl,0x8f(%rsi)
   8:	48 c7 c7 80 48 d7 8f 	mov    $0xffffffff8fd74880,%rdi
   f:	e8 8a 7d f1 fd       	call   0xfffffffffdf17d9e
  14:	e8 c5 d3 93 00       	call   0x93d3de
  19:	48 85 db             	test   %rbx,%rbx
  1c:	75 c4                	jne    0xffffffffffffffe2
  1e:	48 83 c4 08          	add    $0x8,%rsp
  22:	5b                   	pop    %rbx
  23:	5d                   	pop    %rbp
  24:	c3                   	ret
  25:	cc                   	int3
  26:	cc                   	int3
  27:	cc                   	int3
  28:	cc                   	int3
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb 8e                	jmp    0xffffffffffffffbd
  2f:	48 89 f7             	mov    %rsi,%rdi
  32:	48 89 34 24          	mov    %rsi,(%rsp)
  36:	e8 c3 82 6d fe       	call   0xfffffffffe6d82fe
  3b:	48 8b 34 24          	mov    (%rsp),%rsi
  3f:	eb                   	.byte 0xeb

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb 8e                	jmp    0xffffffffffffff93
   5:	48 89 f7             	mov    %rsi,%rdi
   8:	48 89 34 24          	mov    %rsi,(%rsp)
   c:	e8 c3 82 6d fe       	call   0xfffffffffe6d82d4
  11:	48 8b 34 24          	mov    (%rsp),%rsi
  15:	eb                   	.byte 0xeb
[  215.461849][   T11] RSP: 0000:ffffc900000b7a60 EFLAGS: 00010287
[  215.462036][   T11] RAX: ffff88800811c5c0 RBX: ffff888001ae2300 RCX: ffffffff8f53c8ca
[  215.462257][   T11] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff888010d22178
[  215.462486][   T11] RBP: ffff888010d221b8 R08: 0000000000000001 R09: fffff52000016f26
[  215.462701][   T11] R10: ffffc900000b7937 R11: ffff888001ae2300 R12: ffffc900000b7be0
[  215.462918][   T11] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffc900000b7b10
[  215.463140][   T11] FS:  0000000000000000(0000) GS:ffff88806d000000(0000) knlGS:0000000000000000
[  215.463405][   T11] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  215.463588][   T11] CR2: 00007f7c034b6868 CR3: 000000002b33a005 CR4: 0000000000772ef0
[  215.463805][   T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  215.464025][   T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  215.464237][   T11] PKRU: 55555554
[  215.464362][   T11] Call Trace:
[  215.464476][   T11]  <TASK>
[ 215.464554][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 215.464702][ T11] ? __warn (kernel/panic.c:748)
[ 215.464824][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 215.464976][ T11] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 215.465134][ T11] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 215.465251][ T11] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 215.465416][ T11] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 215.465574][ T11] ? __mutex_unlock_slowpath (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4329 ./include/linux/atomic/atomic-long.h:1506 ./include/linux/atomic/atomic-instrumented.h:4481 kernel/locking/mutex.c:913)
[ 215.465728][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 215.465879][ T11] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11638)
[ 215.466074][ T11] ? __pfx_synchronize_rcu_expedited (kernel/rcu/tree_exp.h:940)
[ 215.466272][ T11] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11536)
[ 215.466466][ T11] ? __pfx_autoremove_wake_function (kernel/sched/wait.c:383)
[ 215.466671][ T11] ? nexthop_net_exit_batch_rtnl (net/ipv4/nexthop.c:2664 net/ipv4/nexthop.c:4010)
[ 215.466861][ T11] cleanup_net (net/core/net_namespace.c:648)
[ 215.467011][ T11] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 215.467162][ T11] ? __pfx_cleanup_net (net/core/net_namespace.c:594)
[ 215.467308][ T11] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 215.467477][ T11] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 215.467624][ T11] ? process_one_work (kernel/workqueue.c:3205)
[ 215.467784][ T11] process_one_work (kernel/workqueue.c:3229)
[ 215.467945][ T11] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 215.468095][ T11] ? __pfx_process_one_work (kernel/workqueue.c:3131)
[ 215.468256][ T11] ? assign_work (kernel/workqueue.c:1200)
[ 215.468424][ T11] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 215.468593][ T11] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 215.468741][ T11] kthread (kernel/kthread.c:389)
[ 215.468868][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 215.469022][ T11] ret_from_fork (arch/x86/kernel/process.c:147)
[ 215.469173][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 215.469322][ T11] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [  215.811431][   T11] ------------[ cut here ]------------
| [ 215.811691][ T11] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [  215.811969][   T11] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan
| [  215.812529][   T11] Tainted: [W]=WARN
[  215.812646][   T11] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  215.812842][   T11] Workqueue: netns cleanup_net
[ 215.813006][ T11] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 215.813170][ T11] Code: ff 31 d2 be 8f 00 00 00 48 c7 c7 80 48 d7 8f e8 8a 7d f1 fd e8 c5 d3 93 00 48 85 db 75 c4 48 83 c4 08 5b 5d c3 cc cc cc cc 90 <0f> 0b 90 eb 8e 48 89 f7 48 89 34 24 e8 c3 82 6d fe 48 8b 34 24 eb
All code
========
   0:	ff 31                	push   (%rcx)
   2:	d2 be 8f 00 00 00    	sarb   %cl,0x8f(%rsi)
   8:	48 c7 c7 80 48 d7 8f 	mov    $0xffffffff8fd74880,%rdi
   f:	e8 8a 7d f1 fd       	call   0xfffffffffdf17d9e
  14:	e8 c5 d3 93 00       	call   0x93d3de
  19:	48 85 db             	test   %rbx,%rbx
  1c:	75 c4                	jne    0xffffffffffffffe2
  1e:	48 83 c4 08          	add    $0x8,%rsp
  22:	5b                   	pop    %rbx
  23:	5d                   	pop    %rbp
  24:	c3                   	ret
  25:	cc                   	int3
  26:	cc                   	int3
  27:	cc                   	int3
  28:	cc                   	int3
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb 8e                	jmp    0xffffffffffffffbd
  2f:	48 89 f7             	mov    %rsi,%rdi
  32:	48 89 34 24          	mov    %rsi,(%rsp)
  36:	e8 c3 82 6d fe       	call   0xfffffffffe6d82fe
  3b:	48 8b 34 24          	mov    (%rsp),%rsi
  3f:	eb                   	.byte 0xeb

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb 8e                	jmp    0xffffffffffffff93
   5:	48 89 f7             	mov    %rsi,%rdi
   8:	48 89 34 24          	mov    %rsi,(%rsp)
   c:	e8 c3 82 6d fe       	call   0xfffffffffe6d82d4
  11:	48 8b 34 24          	mov    (%rsp),%rsi
  15:	eb                   	.byte 0xeb
[  215.813704][   T11] RSP: 0018:ffffc900000b7a60 EFLAGS: 00010287
[  215.813894][   T11] RAX: ffff888002a615c0 RBX: ffff888001ae2300 RCX: ffffffff8f53c8ca
[  215.814112][   T11] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff88800e2b2178
[  215.814339][   T11] RBP: ffff88800e2b21b8 R08: 0000000000000001 R09: fffff52000016f26
[  215.814560][   T11] R10: ffffc900000b7937 R11: ffff888001ae2300 R12: ffffc900000b7be0
[  215.814778][   T11] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffc900000b7b10
[  215.814992][   T11] FS:  0000000000000000(0000) GS:ffff88806d000000(0000) knlGS:0000000000000000
[  215.815243][   T11] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  215.815442][   T11] CR2: 00007ffa149c0290 CR3: 000000002b33a005 CR4: 0000000000772ef0
[  215.815663][   T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  215.815877][   T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  215.816091][   T11] PKRU: 55555554
[  215.816202][   T11] Call Trace:
[  215.816316][   T11]  <TASK>
[ 215.816406][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 215.816557][ T11] ? __warn (kernel/panic.c:748)
[ 215.816676][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 215.816826][ T11] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 215.816982][ T11] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 215.817098][ T11] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 215.817251][ T11] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 215.817422][ T11] ? __mutex_unlock_slowpath (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4329 ./include/linux/atomic/atomic-long.h:1506 ./include/linux/atomic/atomic-instrumented.h:4481 kernel/locking/mutex.c:913)
[ 215.817574][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 215.817731][ T11] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11638)
[ 215.817921][ T11] ? mark_held_locks (kernel/locking/lockdep.c:4321)
[ 215.818081][ T11] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11536)
[ 215.818265][ T11] ? mutex_is_locked (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-long.h:38 ./include/linux/atomic/atomic-instrumented.h:3189 kernel/locking/mutex.h:47 kernel/locking/mutex.c:66)
[ 215.818422][ T11] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[ 215.818587][ T11] ? mutex_is_locked (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-long.h:38 ./include/linux/atomic/atomic-instrumented.h:3189 kernel/locking/mutex.h:47 kernel/locking/mutex.c:66)
[ 215.818737][ T11] ? nexthop_net_exit_batch_rtnl (net/ipv4/nexthop.c:585 net/ipv4/nexthop.c:2158 net/ipv4/nexthop.c:2666 net/ipv4/nexthop.c:4010)
[ 215.818941][ T11] cleanup_net (net/core/net_namespace.c:648)
[ 215.819093][ T11] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 215.819243][ T11] ? __pfx_cleanup_net (net/core/net_namespace.c:594)
[ 215.819401][ T11] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 215.819554][ T11] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 215.819699][ T11] ? process_one_work (kernel/workqueue.c:3205)
[ 215.819853][ T11] process_one_work (kernel/workqueue.c:3229)
[ 215.820009][ T11] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 215.820166][ T11] ? __pfx_process_one_work (kernel/workqueue.c:3131)
[ 215.820338][ T11] ? assign_work (kernel/workqueue.c:1200)
[ 215.820491][ T11] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 215.820656][ T11] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 215.820804][ T11] kthread (kernel/kthread.c:389)
[ 215.820919][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 215.821069][ T11] ret_from_fork (arch/x86/kernel/process.c:147)
[ 215.821216][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 215.821382][ T11] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [  234.421927][   T11] ------------[ cut here ]------------
| [ 234.422152][ T11] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [  234.422450][   T11] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan
| [  234.423018][   T11] Tainted: [W]=WARN
[  234.423145][   T11] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  234.423368][   T11] Workqueue: netns cleanup_net
[ 234.423552][ T11] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 234.423722][ T11] Code: ff 31 d2 be 8f 00 00 00 48 c7 c7 80 48 d7 8f e8 8a 7d f1 fd e8 c5 d3 93 00 48 85 db 75 c4 48 83 c4 08 5b 5d c3 cc cc cc cc 90 <0f> 0b 90 eb 8e 48 89 f7 48 89 34 24 e8 c3 82 6d fe 48 8b 34 24 eb
All code
========
   0:	ff 31                	push   (%rcx)
   2:	d2 be 8f 00 00 00    	sarb   %cl,0x8f(%rsi)
   8:	48 c7 c7 80 48 d7 8f 	mov    $0xffffffff8fd74880,%rdi
   f:	e8 8a 7d f1 fd       	call   0xfffffffffdf17d9e
  14:	e8 c5 d3 93 00       	call   0x93d3de
  19:	48 85 db             	test   %rbx,%rbx
  1c:	75 c4                	jne    0xffffffffffffffe2
  1e:	48 83 c4 08          	add    $0x8,%rsp
  22:	5b                   	pop    %rbx
  23:	5d                   	pop    %rbp
  24:	c3                   	ret
  25:	cc                   	int3
  26:	cc                   	int3
  27:	cc                   	int3
  28:	cc                   	int3
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb 8e                	jmp    0xffffffffffffffbd
  2f:	48 89 f7             	mov    %rsi,%rdi
  32:	48 89 34 24          	mov    %rsi,(%rsp)
  36:	e8 c3 82 6d fe       	call   0xfffffffffe6d82fe
  3b:	48 8b 34 24          	mov    (%rsp),%rsi
  3f:	eb                   	.byte 0xeb

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb 8e                	jmp    0xffffffffffffff93
   5:	48 89 f7             	mov    %rsi,%rdi
   8:	48 89 34 24          	mov    %rsi,(%rsp)
   c:	e8 c3 82 6d fe       	call   0xfffffffffe6d82d4
  11:	48 8b 34 24          	mov    (%rsp),%rsi
  15:	eb                   	.byte 0xeb
[  234.424253][   T11] RSP: 0018:ffffc900000b7a60 EFLAGS: 00010287
[  234.424468][   T11] RAX: ffff8880052115c0 RBX: ffff888001ae2300 RCX: ffffffff8f53c8ca
[  234.424699][   T11] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff888010d22178
[  234.424933][   T11] RBP: ffff888010d221b8 R08: 0000000000000001 R09: fffff52000016f26
[  234.425167][   T11] R10: ffffc900000b7937 R11: ffff888001ae2300 R12: ffffc900000b7be0
[  234.425424][   T11] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffc900000b7b10
[  234.425665][   T11] FS:  0000000000000000(0000) GS:ffff88806d100000(0000) knlGS:0000000000000000
[  234.425932][   T11] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  234.426132][   T11] CR2: 00007ffe73670fc8 CR3: 000000002b33a001 CR4: 0000000000772ef0
[  234.426377][   T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  234.426615][   T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  234.426847][   T11] PKRU: 55555554
[  234.426974][   T11] Call Trace:
[  234.427098][   T11]  <TASK>
[ 234.427191][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 234.427361][ T11] ? __warn (kernel/panic.c:748)
[ 234.427497][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 234.427660][ T11] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 234.427834][ T11] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 234.427969][ T11] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 234.428137][ T11] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 234.428308][ T11] ? __mutex_unlock_slowpath (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4329 ./include/linux/atomic/atomic-long.h:1506 ./include/linux/atomic/atomic-instrumented.h:4481 kernel/locking/mutex.c:913)
[ 234.428485][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 234.428657][ T11] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11638)
[ 234.428872][ T11] ? __pfx_synchronize_rcu_expedited (kernel/rcu/tree_exp.h:940)
[ 234.429078][ T11] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11536)
[ 234.429273][ T11] ? __pfx_autoremove_wake_function (kernel/sched/wait.c:383)
[ 234.429503][ T11] ? nexthop_net_exit_batch_rtnl (net/ipv4/nexthop.c:2664 net/ipv4/nexthop.c:4010)
[ 234.429707][ T11] cleanup_net (net/core/net_namespace.c:648)
[ 234.429875][ T11] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 234.430038][ T11] ? __pfx_cleanup_net (net/core/net_namespace.c:594)
[ 234.430199][ T11] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 234.430381][ T11] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 234.430544][ T11] ? process_one_work (kernel/workqueue.c:3205)
[ 234.430712][ T11] process_one_work (kernel/workqueue.c:3229)
[ 234.430887][ T11] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 234.431052][ T11] ? __pfx_process_one_work (kernel/workqueue.c:3131)
[ 234.431228][ T11] ? assign_work (kernel/workqueue.c:1200)
[ 234.431409][ T11] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 234.431593][ T11] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 234.431756][ T11] kthread (kernel/kthread.c:389)
[ 234.431885][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 234.432051][ T11] ret_from_fork (arch/x86/kernel/process.c:147)
[ 234.432215][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 234.432388][ T11] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [  234.746486][   T11] ------------[ cut here ]------------
| [ 234.746678][ T11] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [  234.746946][   T11] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan
| [  234.747504][   T11] Tainted: [W]=WARN
[  234.747622][   T11] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  234.747806][   T11] Workqueue: netns cleanup_net
[ 234.747967][ T11] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 234.748128][ T11] Code: ff 31 d2 be 8f 00 00 00 48 c7 c7 80 48 d7 8f e8 8a 7d f1 fd e8 c5 d3 93 00 48 85 db 75 c4 48 83 c4 08 5b 5d c3 cc cc cc cc 90 <0f> 0b 90 eb 8e 48 89 f7 48 89 34 24 e8 c3 82 6d fe 48 8b 34 24 eb
All code
========
   0:	ff 31                	push   (%rcx)
   2:	d2 be 8f 00 00 00    	sarb   %cl,0x8f(%rsi)
   8:	48 c7 c7 80 48 d7 8f 	mov    $0xffffffff8fd74880,%rdi
   f:	e8 8a 7d f1 fd       	call   0xfffffffffdf17d9e
  14:	e8 c5 d3 93 00       	call   0x93d3de
  19:	48 85 db             	test   %rbx,%rbx
  1c:	75 c4                	jne    0xffffffffffffffe2
  1e:	48 83 c4 08          	add    $0x8,%rsp
  22:	5b                   	pop    %rbx
  23:	5d                   	pop    %rbp
  24:	c3                   	ret
  25:	cc                   	int3
  26:	cc                   	int3
  27:	cc                   	int3
  28:	cc                   	int3
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb 8e                	jmp    0xffffffffffffffbd
  2f:	48 89 f7             	mov    %rsi,%rdi
  32:	48 89 34 24          	mov    %rsi,(%rsp)
  36:	e8 c3 82 6d fe       	call   0xfffffffffe6d82fe
  3b:	48 8b 34 24          	mov    (%rsp),%rsi
  3f:	eb                   	.byte 0xeb

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb 8e                	jmp    0xffffffffffffff93
   5:	48 89 f7             	mov    %rsi,%rdi
   8:	48 89 34 24          	mov    %rsi,(%rsp)
   c:	e8 c3 82 6d fe       	call   0xfffffffffe6d82d4
  11:	48 8b 34 24          	mov    (%rsp),%rsi
  15:	eb                   	.byte 0xeb
[  234.748655][   T11] RSP: 0018:ffffc900000b7a60 EFLAGS: 00010287
[  234.748850][   T11] RAX: ffff888007df95c0 RBX: ffff888001ae2300 RCX: ffffffff8f53c8ca
[  234.749067][   T11] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff888005a52178
[  234.749293][   T11] RBP: ffff888005a521b8 R08: 0000000000000001 R09: fffff52000016f26
[  234.749518][   T11] R10: ffffc900000b7937 R11: ffff888001ae2300 R12: ffffc900000b7be0
[  234.749736][   T11] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffc900000b7b10
[  234.749958][   T11] FS:  0000000000000000(0000) GS:ffff88806d000000(0000) knlGS:0000000000000000
[  234.750218][   T11] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  234.750419][   T11] CR2: 00007feb3763c000 CR3: 000000002b33a001 CR4: 0000000000772ef0
[  234.750641][   T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  234.750860][   T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  234.751075][   T11] PKRU: 55555554
[  234.751198][   T11] Call Trace:
[  234.751313][   T11]  <TASK>
[ 234.751401][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 234.751549][ T11] ? __warn (kernel/panic.c:748)
[ 234.751670][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 234.751824][ T11] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 234.751983][ T11] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 234.752101][ T11] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 234.752248][ T11] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 234.752421][ T11] ? __mutex_unlock_slowpath (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4329 ./include/linux/atomic/atomic-long.h:1506 ./include/linux/atomic/atomic-instrumented.h:4481 kernel/locking/mutex.c:913)
[ 234.752575][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 234.752725][ T11] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11638)
[ 234.752918][ T11] ? __pfx_synchronize_rcu_expedited (kernel/rcu/tree_exp.h:940)
[ 234.753115][ T11] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11536)
[ 234.753300][ T11] ? __pfx_autoremove_wake_function (kernel/sched/wait.c:383)
[ 234.753518][ T11] ? nexthop_net_exit_batch_rtnl (net/ipv4/nexthop.c:2664 net/ipv4/nexthop.c:4010)
[ 234.753715][ T11] cleanup_net (net/core/net_namespace.c:648)
[ 234.753866][ T11] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 234.754016][ T11] ? __pfx_cleanup_net (net/core/net_namespace.c:594)
[ 234.754163][ T11] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 234.754319][ T11] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 234.754477][ T11] ? process_one_work (kernel/workqueue.c:3205)
[ 234.754633][ T11] process_one_work (kernel/workqueue.c:3229)
[ 234.754798][ T11] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 234.754949][ T11] ? __pfx_process_one_work (kernel/workqueue.c:3131)
[ 234.755110][ T11] ? assign_work (kernel/workqueue.c:1200)
[ 234.755269][ T11] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 234.755439][ T11] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 234.755586][ T11] kthread (kernel/kthread.c:389)
[ 234.755703][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 234.755855][ T11] ret_from_fork (arch/x86/kernel/process.c:147)
[ 234.756004][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 234.756154][ T11] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [  275.213671][   T11] ------------[ cut here ]------------
| [ 275.213861][ T11] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [  275.214127][   T11] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan
| [  275.214676][   T11] Tainted: [W]=WARN
[  275.214789][   T11] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  275.214981][   T11] Workqueue: netns cleanup_net
[ 275.215137][ T11] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 275.215290][ T11] Code: ff 31 d2 be 8f 00 00 00 48 c7 c7 80 48 d7 8f e8 8a 7d f1 fd e8 c5 d3 93 00 48 85 db 75 c4 48 83 c4 08 5b 5d c3 cc cc cc cc 90 <0f> 0b 90 eb 8e 48 89 f7 48 89 34 24 e8 c3 82 6d fe 48 8b 34 24 eb
All code
========
   0:	ff 31                	push   (%rcx)
   2:	d2 be 8f 00 00 00    	sarb   %cl,0x8f(%rsi)
   8:	48 c7 c7 80 48 d7 8f 	mov    $0xffffffff8fd74880,%rdi
   f:	e8 8a 7d f1 fd       	call   0xfffffffffdf17d9e
  14:	e8 c5 d3 93 00       	call   0x93d3de
  19:	48 85 db             	test   %rbx,%rbx
  1c:	75 c4                	jne    0xffffffffffffffe2
  1e:	48 83 c4 08          	add    $0x8,%rsp
  22:	5b                   	pop    %rbx
  23:	5d                   	pop    %rbp
  24:	c3                   	ret
  25:	cc                   	int3
  26:	cc                   	int3
  27:	cc                   	int3
  28:	cc                   	int3
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb 8e                	jmp    0xffffffffffffffbd
  2f:	48 89 f7             	mov    %rsi,%rdi
  32:	48 89 34 24          	mov    %rsi,(%rsp)
  36:	e8 c3 82 6d fe       	call   0xfffffffffe6d82fe
  3b:	48 8b 34 24          	mov    (%rsp),%rsi
  3f:	eb                   	.byte 0xeb

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb 8e                	jmp    0xffffffffffffff93
   5:	48 89 f7             	mov    %rsi,%rdi
   8:	48 89 34 24          	mov    %rsi,(%rsp)
   c:	e8 c3 82 6d fe       	call   0xfffffffffe6d82d4
  11:	48 8b 34 24          	mov    (%rsp),%rsi
  15:	eb                   	.byte 0xeb
[  275.215826][   T11] RSP: 0018:ffffc900000b7a60 EFLAGS: 00010287
[  275.216014][   T11] RAX: ffff8880081815c0 RBX: ffff888001ae2300 RCX: ffffffff8f53c8ca
[  275.216235][   T11] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff888010d22178
[  275.216502][   T11] RBP: ffff888010d221b8 R08: 0000000000000001 R09: fffff52000016f26
[  275.216724][   T11] R10: ffffc900000b7937 R11: ffff888001ae2300 R12: ffffc900000b7be0
[  275.216941][   T11] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffc900000b7b10
[  275.217164][   T11] FS:  0000000000000000(0000) GS:ffff88806d080000(0000) knlGS:0000000000000000
[  275.217436][   T11] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  275.217624][   T11] CR2: 00000000004060bb CR3: 000000002b33a006 CR4: 0000000000772ef0
[  275.217851][   T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  275.218070][   T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  275.218287][   T11] PKRU: 55555554
[  275.218413][   T11] Call Trace:
[  275.218536][   T11]  <TASK>
[ 275.218616][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 275.218765][ T11] ? __warn (kernel/panic.c:748)
[ 275.218885][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 275.219037][ T11] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 275.219193][ T11] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 275.219311][ T11] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 275.219486][ T11] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 275.219647][ T11] ? __mutex_unlock_slowpath (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4329 ./include/linux/atomic/atomic-long.h:1506 ./include/linux/atomic/atomic-instrumented.h:4481 kernel/locking/mutex.c:913)
[ 275.219798][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 275.219948][ T11] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11638)
[ 275.220146][ T11] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11536)
[ 275.220409][ T11] ? mark_held_locks (kernel/locking/lockdep.c:4321)
[ 275.220579][ T11] ? nexthop_net_exit_batch_rtnl (net/ipv4/nexthop.c:2664 net/ipv4/nexthop.c:4010)
[ 275.220774][ T11] cleanup_net (net/core/net_namespace.c:648)
[ 275.220928][ T11] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 275.221077][ T11] ? __pfx_cleanup_net (net/core/net_namespace.c:594)
[ 275.221222][ T11] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 275.221445][ T11] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 275.221601][ T11] ? process_one_work (kernel/workqueue.c:3205)
[ 275.221757][ T11] process_one_work (kernel/workqueue.c:3229)
[ 275.221914][ T11] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 275.222068][ T11] ? __pfx_process_one_work (kernel/workqueue.c:3131)
[ 275.222229][ T11] ? assign_work (kernel/workqueue.c:1200)
[ 275.222455][ T11] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 275.222622][ T11] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 275.222775][ T11] kthread (kernel/kthread.c:389)
[ 275.222889][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 275.223038][ T11] ret_from_fork (arch/x86/kernel/process.c:147)
[ 275.223191][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 275.223420][ T11] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [  275.551399][   T11] ------------[ cut here ]------------
| [ 275.551615][ T11] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [  275.551927][   T11] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan
| [  275.552566][   T11] Tainted: [W]=WARN
[  275.552693][   T11] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  275.552892][   T11] Workqueue: netns cleanup_net
[ 275.553064][ T11] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 275.553231][ T11] Code: ff 31 d2 be 8f 00 00 00 48 c7 c7 80 48 d7 8f e8 8a 7d f1 fd e8 c5 d3 93 00 48 85 db 75 c4 48 83 c4 08 5b 5d c3 cc cc cc cc 90 <0f> 0b 90 eb 8e 48 89 f7 48 89 34 24 e8 c3 82 6d fe 48 8b 34 24 eb
All code
========
   0:	ff 31                	push   (%rcx)
   2:	d2 be 8f 00 00 00    	sarb   %cl,0x8f(%rsi)
   8:	48 c7 c7 80 48 d7 8f 	mov    $0xffffffff8fd74880,%rdi
   f:	e8 8a 7d f1 fd       	call   0xfffffffffdf17d9e
  14:	e8 c5 d3 93 00       	call   0x93d3de
  19:	48 85 db             	test   %rbx,%rbx
  1c:	75 c4                	jne    0xffffffffffffffe2
  1e:	48 83 c4 08          	add    $0x8,%rsp
  22:	5b                   	pop    %rbx
  23:	5d                   	pop    %rbp
  24:	c3                   	ret
  25:	cc                   	int3
  26:	cc                   	int3
  27:	cc                   	int3
  28:	cc                   	int3
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb 8e                	jmp    0xffffffffffffffbd
  2f:	48 89 f7             	mov    %rsi,%rdi
  32:	48 89 34 24          	mov    %rsi,(%rsp)
  36:	e8 c3 82 6d fe       	call   0xfffffffffe6d82fe
  3b:	48 8b 34 24          	mov    (%rsp),%rsi
  3f:	eb                   	.byte 0xeb

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb 8e                	jmp    0xffffffffffffff93
   5:	48 89 f7             	mov    %rsi,%rdi
   8:	48 89 34 24          	mov    %rsi,(%rsp)
   c:	e8 c3 82 6d fe       	call   0xfffffffffe6d82d4
  11:	48 8b 34 24          	mov    (%rsp),%rsi
  15:	eb                   	.byte 0xeb
[  275.553804][   T11] RSP: 0018:ffffc900000b7a60 EFLAGS: 00010287
[  275.554018][   T11] RAX: ffff888009c015c0 RBX: ffff888001ae2300 RCX: ffffffff8f53c8ca
[  275.554264][   T11] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff88800dcd2178
[  275.554524][   T11] RBP: ffff88800dcd21b8 R08: 0000000000000001 R09: fffff52000016f26
[  275.554776][   T11] R10: ffffc900000b7937 R11: ffff888001ae2300 R12: ffffc900000b7be0
[  275.555021][   T11] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffc900000b7b10
[  275.555280][   T11] FS:  0000000000000000(0000) GS:ffff88806d000000(0000) knlGS:0000000000000000
[  275.555592][   T11] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  275.555809][   T11] CR2: 00007f33e930d000 CR3: 000000002b33a005 CR4: 0000000000772ef0
[  275.556068][   T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  275.556346][   T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  275.556617][   T11] PKRU: 55555554
[  275.556750][   T11] Call Trace:
[  275.556884][   T11]  <TASK>
[ 275.556971][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 275.557153][ T11] ? __warn (kernel/panic.c:748)
[ 275.557292][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 275.557471][ T11] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 275.557651][ T11] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 275.557793][ T11] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 275.557963][ T11] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 275.558140][ T11] ? __mutex_unlock_slowpath (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4329 ./include/linux/atomic/atomic-long.h:1506 ./include/linux/atomic/atomic-instrumented.h:4481 kernel/locking/mutex.c:913)
[ 275.558310][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 275.558525][ T11] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11638)
[ 275.558750][ T11] ? mark_held_locks (kernel/locking/lockdep.c:4321)
[ 275.558929][ T11] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11536)
[ 275.559134][ T11] ? mutex_is_locked (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-long.h:38 ./include/linux/atomic/atomic-instrumented.h:3189 kernel/locking/mutex.h:47 kernel/locking/mutex.c:66)
[ 275.559297][ T11] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[ 275.559485][ T11] ? mutex_is_locked (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-long.h:38 ./include/linux/atomic/atomic-instrumented.h:3189 kernel/locking/mutex.h:47 kernel/locking/mutex.c:66)
[ 275.559661][ T11] ? nexthop_net_exit_batch_rtnl (net/ipv4/nexthop.c:585 net/ipv4/nexthop.c:2158 net/ipv4/nexthop.c:2666 net/ipv4/nexthop.c:4010)
[ 275.559873][ T11] cleanup_net (net/core/net_namespace.c:648)
[ 275.560033][ T11] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 275.560194][ T11] ? __pfx_cleanup_net (net/core/net_namespace.c:594)
[ 275.560360][ T11] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 275.560525][ T11] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 275.560683][ T11] ? process_one_work (kernel/workqueue.c:3205)
[ 275.560852][ T11] process_one_work (kernel/workqueue.c:3229)
[ 275.561022][ T11] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 275.561217][ T11] ? __pfx_process_one_work (kernel/workqueue.c:3131)
[ 275.561401][ T11] ? assign_work (kernel/workqueue.c:1200)
[ 275.561580][ T11] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 275.561759][ T11] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 275.561920][ T11] kthread (kernel/kthread.c:389)
[ 275.562044][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 275.562210][ T11] ret_from_fork (arch/x86/kernel/process.c:147)
[ 275.562391][ T11] ? __pfx_kthread (kernel/kthread.c:342)


Finger prints:
__rtnl_unlock:unregister_netdevice_many_notify:cleanup_net:process_one_work:worker_thread