======================================
| [ 1417.374206][   T11] br1: port 1(vx10) entered disabled state
| [ 1417.540141][   T11] ------------[ cut here ]------------
| [ 1417.540545][ T11] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1417.541058][   T11] Modules linked in: macvlan act_skbedit sch_prio sch_tbf act_mirred ip6_gre ip6_tunnel tunnel6 cls_matchall ip_gre gre act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
[ 1417.542658][   T11] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1417.542989][   T11] Workqueue: netns cleanup_net
[ 1417.543299][ T11] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1417.543576][ T11] Code: ff 31 d2 be 8f 00 00 00 48 c7 c7 80 f7 f6 a6 e8 ca 45 f6 fd e8 05 28 74 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 b3 da 71 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 f7 f6 a6 	mov    $0xffffffffa6f6f780,%rdi
   f:	e8 ca 45 f6 fd       	call   0xfffffffffdf645de
  14:	e8 05 28 74 00       	call   0x74281e
  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 b3 da 71 fe       	call   0xfffffffffe71daee
  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 b3 da 71 fe       	call   0xfffffffffe71dac4
  11:	48 8b 34 24          	mov    (%rsp),%rsi
  15:	eb                   	.byte 0xeb
[ 1417.544511][   T11] RSP: 0000:ffffc900000b74b8 EFLAGS: 00010287
[ 1417.544853][   T11] RAX: ffff88800f61c5b0 RBX: ffff888001a82300 RCX: ffffffffa3fc50a8
[ 1417.545254][   T11] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff88800e5c9178
[ 1417.545647][   T11] RBP: dffffc0000000000 R08: ffff88800e5c9130 R09: ffffed1001cd0394
[ 1417.546047][   T11] R10: ffff88800e681ca3 R11: dffffc0000000000 R12: ffffc900000b7638
[ 1417.546449][   T11] R13: ffffc900000b76a8 R14: dffffc0000000000 R15: ffffc900000b76a8
[ 1417.546841][   T11] FS:  0000000000000000(0000) GS:ffff88802f400000(0000) knlGS:0000000000000000
[ 1417.547310][   T11] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1417.547651][   T11] CR2: 00007fe1c6b37cc0 CR3: 000000000df34003 CR4: 0000000000772ef0
[ 1417.548043][   T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1417.548443][   T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1417.548832][   T11] PKRU: 55555554
[ 1417.549037][   T11] Call Trace:
[ 1417.549256][   T11]  <TASK>
[ 1417.549402][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1417.549678][ T11] ? __warn (kernel/panic.c:748)
[ 1417.549887][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1417.550150][ T11] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1417.550439][ T11] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1417.550642][ T11] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1417.550908][ T11] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1417.551202][ T11] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[ 1417.551476][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1417.551764][ T11] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1417.552107][ T11] ? __netdev_upper_dev_unlink (net/core/dev.c:8180 (discriminator 11))
[ 1417.552453][ T11] ? __pfx___netdev_upper_dev_unlink (net/core/dev.c:8180)
[ 1417.552793][ T11] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11536)
[ 1417.553133][ T11] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[ 1417.553419][ T11] ? unregister_netdevice_queue (net/core/dev.c:11521)
[ 1417.553758][ T11] ? __pfx_unregister_netdevice_queue (net/core/dev.c:11520)
[ 1417.554069][ T11] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 1417.554359][ T11] ? netdev_upper_dev_unlink (net/core/dev.c:8219)
[ 1417.554623][ T11] ? __pfx_netdev_upper_dev_unlink (net/core/dev.c:8219)
[ 1417.554960][ T11] macvlan_device_event (drivers/net/macvlan.c:1843) macvlan
[ 1417.555310][ T11] ? __pfx_macvlan_device_event (drivers/net/macvlan.c:1779) macvlan
[ 1417.555662][ T11] ? _raw_spin_unlock (./arch/x86/include/asm/preempt.h:94 ./include/linux/spinlock_api_smp.h:143 kernel/locking/spinlock.c:186)
[ 1417.555933][ T11] ? mirred_device_event (./include/linux/spinlock.h:392 net/sched/act_mirred.c:533) act_mirred
[ 1417.556281][ T11] notifier_call_chain (kernel/notifier.c:85 (discriminator 2))
[ 1417.556562][ T11] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1417.556904][ T11] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11536)
[ 1417.557245][ T11] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228)
[ 1417.557533][ T11] ? mark_held_locks (kernel/locking/lockdep.c:4321)
[ 1417.557799][ T11] ? __pfx_vlan_info_rcu_free (net/8021q/vlan_core.c:145)
[ 1417.558067][ T11] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
[ 1417.558420][ T11] vlan_device_event (net/8021q/vlan.c:528) 8021q
[ 1417.558759][ T11] ? netconsole_process_cleanups_core (drivers/net/netconsole.c:242 (discriminator 11))
[ 1417.559092][ T11] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[ 1417.559366][ T11] ? netconsole_process_cleanups_core (drivers/net/netconsole.c:242 (discriminator 11))
[ 1417.559697][ T11] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 8021q
[ 1417.560033][ T11] ? netconsole_netdev_event (drivers/net/netconsole.c:1082)
[ 1417.560314][ T11] ? packet_notifier (net/packet/af_packet.c:4282)
[ 1417.560594][ T11] notifier_call_chain (kernel/notifier.c:85 (discriminator 2))
[ 1417.560883][ T11] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1417.561235][ T11] ? mark_held_locks (kernel/locking/lockdep.c:4321)
[ 1417.561520][ T11] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11536)
[ 1417.561860][ 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)
[ 1417.562116][ T11] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[ 1417.562421][ 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)
[ 1417.562684][ 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)
[ 1417.563021][ T11] cleanup_net (net/core/net_namespace.c:648)
[ 1417.563331][ T11] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 1417.563617][ T11] ? __pfx_cleanup_net (net/core/net_namespace.c:594)
[ 1417.563889][ T11] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 1417.564179][ T11] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 1417.564447][ T11] ? process_one_work (kernel/workqueue.c:3205)
[ 1417.564729][ T11] process_one_work (kernel/workqueue.c:3229)
[ 1417.565016][ T11] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 1417.565295][ T11] ? __pfx_process_one_work (kernel/workqueue.c:3131)
[ 1417.565581][ T11] ? assign_work (kernel/workqueue.c:1200)
[ 1417.565858][ T11] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1417.566154][ T11] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1417.566435][ T11] kthread (kernel/kthread.c:389)
[ 1417.566642][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 1417.566915][ T11] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1417.567196][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 1417.567473][ T11] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1417.584780][   T11] ------------[ cut here ]------------
| [ 1417.585056][ T11] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1417.585535][   T11] Modules linked in: macvlan act_skbedit sch_prio sch_tbf act_mirred ip6_gre ip6_tunnel tunnel6 cls_matchall ip_gre gre act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [ 1417.587096][   T11] Tainted: [W]=WARN
[ 1417.587319][   T11] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1417.587645][   T11] Workqueue: netns cleanup_net
[ 1417.587919][ T11] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1417.588204][ T11] Code: ff 31 d2 be 8f 00 00 00 48 c7 c7 80 f7 f6 a6 e8 ca 45 f6 fd e8 05 28 74 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 b3 da 71 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 f7 f6 a6 	mov    $0xffffffffa6f6f780,%rdi
   f:	e8 ca 45 f6 fd       	call   0xfffffffffdf645de
  14:	e8 05 28 74 00       	call   0x74281e
  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 b3 da 71 fe       	call   0xfffffffffe71daee
  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 b3 da 71 fe       	call   0xfffffffffe71dac4
  11:	48 8b 34 24          	mov    (%rsp),%rsi
  15:	eb                   	.byte 0xeb
[ 1417.589097][   T11] RSP: 0000:ffffc900000b74b8 EFLAGS: 00010287
[ 1417.589426][   T11] RAX: ffff88800f61c5b0 RBX: ffff888001a82300 RCX: ffffffffa66eb8aa
[ 1417.589798][   T11] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff88800e5c9178
[ 1417.590181][   T11] RBP: ffff88800e5c91b8 R08: 0000000000000001 R09: fffff52000016e71
[ 1417.590571][   T11] R10: ffffc900000b738f R11: ffff888001a82300 R12: ffffc900000b7638
[ 1417.590960][   T11] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffc900000b7568
[ 1417.591354][   T11] FS:  0000000000000000(0000) GS:ffff88802f400000(0000) knlGS:0000000000000000
[ 1417.591794][   T11] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1417.592108][   T11] CR2: 00007fe1c6b37cc0 CR3: 000000000df34003 CR4: 0000000000772ef0
[ 1417.592511][   T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1417.592887][   T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1417.593289][   T11] PKRU: 55555554
[ 1417.593483][   T11] Call Trace:
[ 1417.593675][   T11]  <TASK>
[ 1417.593807][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1417.594072][ T11] ? __warn (kernel/panic.c:748)
[ 1417.594301][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1417.594571][ T11] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1417.594848][ T11] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1417.595050][ T11] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1417.595321][ T11] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1417.595591][ 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)
[ 1417.595857][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1417.596121][ T11] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11638)
[ 1417.596471][ T11] ? __netdev_upper_dev_unlink (net/core/dev.c:8180 (discriminator 11))
[ 1417.596795][ T11] ? __pfx___netdev_upper_dev_unlink (net/core/dev.c:8180)
[ 1417.597118][ T11] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11536)
[ 1417.597454][ T11] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[ 1417.597710][ T11] ? unregister_netdevice_queue (net/core/dev.c:11521)
[ 1417.598043][ T11] ? netdev_upper_dev_unlink (net/core/dev.c:8219)
[ 1417.598324][ T11] ? __pfx_netdev_upper_dev_unlink (net/core/dev.c:8219)
[ 1417.598653][ T11] macvlan_device_event (drivers/net/macvlan.c:1843) macvlan
[ 1417.598982][ T11] ? __pfx_macvlan_device_event (drivers/net/macvlan.c:1779) macvlan
[ 1417.599321][ T11] ? _raw_spin_unlock (./arch/x86/include/asm/preempt.h:94 ./include/linux/spinlock_api_smp.h:143 kernel/locking/spinlock.c:186)
[ 1417.599581][ T11] ? mirred_device_event (./include/linux/spinlock.h:392 net/sched/act_mirred.c:533) act_mirred
[ 1417.599911][ T11] notifier_call_chain (kernel/notifier.c:85 (discriminator 2))
[ 1417.600199][ T11] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1417.600542][ T11] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11536)
[ 1417.600858][ T11] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228)
[ 1417.601123][ T11] ? mark_held_locks (kernel/locking/lockdep.c:4321)
[ 1417.601404][ T11] ? __pfx_vlan_info_rcu_free (net/8021q/vlan_core.c:145)
[ 1417.601662][ T11] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
[ 1417.601989][ T11] vlan_device_event (net/8021q/vlan.c:528) 8021q
[ 1417.602338][ T11] ? netconsole_process_cleanups_core (drivers/net/netconsole.c:242 (discriminator 11))
[ 1417.602665][ T11] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[ 1417.602927][ T11] ? netconsole_process_cleanups_core (drivers/net/netconsole.c:242 (discriminator 11))
[ 1417.603274][ T11] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 8021q
[ 1417.603603][ T11] ? netconsole_netdev_event (drivers/net/netconsole.c:1082)
[ 1417.603862][ T11] ? packet_notifier (net/packet/af_packet.c:4282)
[ 1417.604130][ T11] notifier_call_chain (kernel/notifier.c:85 (discriminator 2))
[ 1417.604420][ T11] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1417.604748][ T11] ? mark_held_locks (kernel/locking/lockdep.c:4321)
[ 1417.605014][ T11] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11536)
[ 1417.605347][ 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)
[ 1417.605605][ T11] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[ 1417.605889][ 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)
[ 1417.606148][ 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)
[ 1417.606488][ T11] cleanup_net (net/core/net_namespace.c:648)
[ 1417.606759][ T11] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 1417.607018][ T11] ? __pfx_cleanup_net (net/core/net_namespace.c:594)
[ 1417.607288][ T11] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 1417.607550][ T11] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 1417.607803][ T11] ? process_one_work (kernel/workqueue.c:3205)
[ 1417.608069][ T11] process_one_work (kernel/workqueue.c:3229)
[ 1417.608368][ T11] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 1417.608648][ T11] ? __pfx_process_one_work (kernel/workqueue.c:3131)
[ 1417.608928][ T11] ? assign_work (kernel/workqueue.c:1200)
[ 1417.609217][ T11] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1417.609508][ T11] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1417.609767][ T11] kthread (kernel/kthread.c:389)
[ 1417.609969][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 1417.610251][ T11] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1417.610520][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 1417.610786][ T11] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1417.615873][   T11] ------------[ cut here ]------------
| [ 1417.616125][ T11] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1417.616566][   T11] Modules linked in: macvlan act_skbedit sch_prio sch_tbf act_mirred ip6_gre ip6_tunnel tunnel6 cls_matchall ip_gre gre act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [ 1417.619849][   T11] Tainted: [W]=WARN
[ 1417.620038][   T11] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1417.620558][   T11] Workqueue: netns cleanup_net
[ 1417.620824][ T11] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1417.621080][ T11] Code: ff 31 d2 be 8f 00 00 00 48 c7 c7 80 f7 f6 a6 e8 ca 45 f6 fd e8 05 28 74 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 b3 da 71 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 f7 f6 a6 	mov    $0xffffffffa6f6f780,%rdi
   f:	e8 ca 45 f6 fd       	call   0xfffffffffdf645de
  14:	e8 05 28 74 00       	call   0x74281e
  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 b3 da 71 fe       	call   0xfffffffffe71daee
  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 b3 da 71 fe       	call   0xfffffffffe71dac4
  11:	48 8b 34 24          	mov    (%rsp),%rsi
  15:	eb                   	.byte 0xeb
[ 1417.622061][   T11] RSP: 0000:ffffc900000b7758 EFLAGS: 00010287
[ 1417.622502][   T11] RAX: ffff88800f61c5b0 RBX: ffff888001a82300 RCX: ffffffffa66eb8aa
[ 1417.622869][   T11] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff88800f45c178
[ 1417.623372][   T11] RBP: ffff88800f45c1b8 R08: 0000000000000001 R09: fffff52000016ec5
[ 1417.623738][   T11] R10: ffffc900000b762f R11: ffff888001a82300 R12: ffffc900000b78d8
[ 1417.624104][   T11] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffc900000b7808
[ 1417.624612][   T11] FS:  0000000000000000(0000) GS:ffff88802f400000(0000) knlGS:0000000000000000
[ 1417.625047][   T11] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1417.625488][   T11] CR2: 00007fe1c6b37cc0 CR3: 000000000df34003 CR4: 0000000000772ef0
[ 1417.625852][   T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1417.626356][   T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1417.626722][   T11] PKRU: 55555554
[ 1417.626917][   T11] Call Trace:
[ 1417.627105][   T11]  <TASK>
[ 1417.627363][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1417.627616][ T11] ? __warn (kernel/panic.c:748)
[ 1417.627812][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1417.628066][ T11] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1417.628460][ T11] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1417.628658][ T11] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1417.628911][ T11] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1417.629300][ 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)
[ 1417.629558][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1417.629819][ T11] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11638)
[ 1417.630537][ T11] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11536)
[ 1417.630861][ T11] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228)
[ 1417.631126][ T11] ? mark_held_locks (kernel/locking/lockdep.c:4321)
[ 1417.631660][ T11] ? __pfx_vlan_info_rcu_free (net/8021q/vlan_core.c:145)
[ 1417.631911][ T11] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
[ 1417.632359][ T11] vlan_device_event (net/8021q/vlan.c:528) 8021q
[ 1417.632687][ T11] ? netconsole_process_cleanups_core (drivers/net/netconsole.c:242 (discriminator 11))
[ 1417.633002][ T11] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[ 1417.633386][ T11] ? netconsole_process_cleanups_core (drivers/net/netconsole.c:242 (discriminator 11))
[ 1417.633704][ T11] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 8021q
[ 1417.634022][ T11] ? netconsole_netdev_event (drivers/net/netconsole.c:1082)
[ 1417.634398][ T11] ? packet_notifier (net/packet/af_packet.c:4282)
[ 1417.634659][ T11] notifier_call_chain (kernel/notifier.c:85 (discriminator 2))
[ 1417.635026][ T11] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1417.635456][ T11] ? mark_held_locks (kernel/locking/lockdep.c:4321)
[ 1417.635705][ T11] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11536)
[ 1417.636001][ 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)
[ 1417.636501][ T11] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[ 1417.636773][ 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)
[ 1417.637439][ 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)
[ 1417.638288][ T11] cleanup_net (net/core/net_namespace.c:648)
[ 1417.638540][ T11] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 1417.638794][ T11] ? __pfx_cleanup_net (net/core/net_namespace.c:594)
[ 1417.639316][ T11] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 1417.639578][ T11] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 1417.639823][ T11] ? process_one_work (kernel/workqueue.c:3205)
[ 1417.640085][ T11] process_one_work (kernel/workqueue.c:3229)
[ 1417.640746][ T11] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 1417.641131][ T11] ? __pfx_process_one_work (kernel/workqueue.c:3131)
[ 1417.641526][ T11] ? assign_work (kernel/workqueue.c:1200)
[ 1417.641786][ T11] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1417.642053][ T11] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1417.642418][ T11] kthread (kernel/kthread.c:389)
[ 1417.642608][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 1417.642859][ T11] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1417.643103][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 1417.643475][ T11] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1417.669205][   T11] ------------[ cut here ]------------
| [ 1417.669398][ T11] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1417.669666][   T11] Modules linked in: macvlan act_skbedit sch_prio sch_tbf act_mirred ip6_gre ip6_tunnel tunnel6 cls_matchall ip_gre gre act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [ 1417.670588][   T11] Tainted: [W]=WARN
[ 1417.670710][   T11] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1417.670908][   T11] Workqueue: netns cleanup_net
[ 1417.671065][ T11] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1417.671230][ T11] Code: ff 31 d2 be 8f 00 00 00 48 c7 c7 80 f7 f6 a6 e8 ca 45 f6 fd e8 05 28 74 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 b3 da 71 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 f7 f6 a6 	mov    $0xffffffffa6f6f780,%rdi
   f:	e8 ca 45 f6 fd       	call   0xfffffffffdf645de
  14:	e8 05 28 74 00       	call   0x74281e
  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 b3 da 71 fe       	call   0xfffffffffe71daee
  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 b3 da 71 fe       	call   0xfffffffffe71dac4
  11:	48 8b 34 24          	mov    (%rsp),%rsi
  15:	eb                   	.byte 0xeb
[ 1417.671740][   T11] RSP: 0018:ffffc900000b7a60 EFLAGS: 00010287
[ 1417.671931][   T11] RAX: ffff88800f61c5b0 RBX: ffff888001a82300 RCX: ffffffffa66eb8aa
[ 1417.672153][   T11] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff88800bcca178
[ 1417.672384][   T11] RBP: ffff88800bcca1b8 R08: 0000000000000001 R09: fffff52000016f26
[ 1417.672604][   T11] R10: ffffc900000b7937 R11: ffff888001a82300 R12: ffffc900000b7be0
[ 1417.672829][   T11] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffc900000b7b10
[ 1417.673046][   T11] FS:  0000000000000000(0000) GS:ffff88802f580000(0000) knlGS:0000000000000000
[ 1417.673328][   T11] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1417.673512][   T11] CR2: 00007ffed6886028 CR3: 000000000f440005 CR4: 0000000000772ef0
[ 1417.673741][   T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1417.673961][   T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1417.674189][   T11] PKRU: 55555554
[ 1417.674304][   T11] Call Trace:
[ 1417.674418][   T11]  <TASK>
[ 1417.674497][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1417.674647][ T11] ? __warn (kernel/panic.c:748)
[ 1417.674768][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1417.674925][ T11] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1417.675081][ T11] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1417.675205][ T11] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1417.675356][ T11] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1417.675509][ 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)
[ 1417.675661][ T11] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1417.675813][ T11] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11638)
[ 1417.676010][ T11] ? mark_held_locks (kernel/locking/lockdep.c:4321)
[ 1417.676182][ T11] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11536)
[ 1417.676370][ 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)
[ 1417.676521][ T11] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[ 1417.676681][ 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)
[ 1417.676833][ 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)
[ 1417.677025][ T11] cleanup_net (net/core/net_namespace.c:648)
[ 1417.677188][ T11] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 1417.677344][ T11] ? __pfx_cleanup_net (net/core/net_namespace.c:594)
[ 1417.677491][ T11] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 1417.677647][ T11] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 1417.677794][ T11] ? process_one_work (kernel/workqueue.c:3205)
[ 1417.677949][ T11] process_one_work (kernel/workqueue.c:3229)
[ 1417.678108][ T11] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 1417.678269][ T11] ? __pfx_process_one_work (kernel/workqueue.c:3131)
[ 1417.678432][ T11] ? assign_work (kernel/workqueue.c:1200)
[ 1417.678590][ T11] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1417.678750][ T11] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1417.678897][ T11] kthread (kernel/kthread.c:389)
[ 1417.679010][ T11] ? __pfx_kthread (kernel/kthread.c:342)
[ 1417.679159][ T11] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1417.679325][ T11] ? __pfx_kthread (kernel/kthread.c:342)


Finger prints:
__rtnl_unlock:unregister_netdevice_many_notify:cleanup_net:process_one_work:worker_thread
__rtnl_unlock:unregister_netdevice_many_notify:macvlan_device_event:notifier_call_chain:unregister_netdevice_many_notify
__rtnl_unlock:unregister_netdevice_many_notify:vlan_device_event:notifier_call_chain:unregister_netdevice_many_notify