======================================
| [ 1295.112536] br0: port 2(vx0) entered disabled state
| [ 1295.144282] ------------[ cut here ]------------
| [ 1295.144345] WARNING: CPU: 1 PID: 65 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1295.144438] Modules linked in: act_gact bonding macsec ip6_gre ip_gre gre cls_u32 sch_htb poly1305_generic libpoly1305 chacha_generic libchacha chacha20poly1305 tls xt_mark nft_compat nf_tables sch_ingress act_mirred cls_basic sch_fq_codel xfrm_user geneve vxlan act_csum act_pedit cls_flower sch_prio openvswitch psample nf_nat nf_conntrack libcrc32c nf_defrag_ipv6 nf_defrag_ipv4 nsh [last unloaded: netdevsim]
[ 1295.144815] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1295.144870] Workqueue: netns cleanup_net
[ 1295.144914] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1295.144952] Code: 28 00 48 85 db 74 1c 48 89 de 31 ff 48 8b 1b ba 02 00 00 00 e8 62 22 fc ff e8 3d 9a 28 00 48 85 db 75 e4 5b c3 cc cc cc cc 90 <0f> 0b 90 eb c7 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
All code
========
   0:	28 00                	sub    %al,(%rax)
   2:	48 85 db             	test   %rbx,%rbx
   5:	74 1c                	je     0x23
   7:	48 89 de             	mov    %rbx,%rsi
   a:	31 ff                	xor    %edi,%edi
   c:	48 8b 1b             	mov    (%rbx),%rbx
   f:	ba 02 00 00 00       	mov    $0x2,%edx
  14:	e8 62 22 fc ff       	call   0xfffffffffffc227b
  19:	e8 3d 9a 28 00       	call   0x289a5b
  1e:	48 85 db             	test   %rbx,%rbx
  21:	75 e4                	jne    0x7
  23:	5b                   	pop    %rbx
  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 c7                	jmp    0xfffffffffffffff6
  2f:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 00 
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb c7                	jmp    0xffffffffffffffcc
   5:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 00 
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[ 1295.145077] RSP: 0018:ffffafa340247d78 EFLAGS: 00010283
[ 1295.145124] RAX: ffff9c6ac9214508 RBX: 0000000000000000 RCX: ffff9c6ad02e0560
[ 1295.145182] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9c6ac9aac000
[ 1295.145240] RBP: ffffafa340247cc0 R08: ffff9c6ad1cee4c8 R09: ffff9c6ac1194a10
[ 1295.145297] R10: ffffafa340247ca8 R11: ffffafa340247cb0 R12: dead000000000122
[ 1295.145352] R13: dead000000000100 R14: ffff9c6ac1b69b00 R15: 0000000000000000
[ 1295.145411] FS:  0000000000000000(0000) GS:ffff9c6afec80000(0000) knlGS:0000000000000000
[ 1295.145477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1295.145524] CR2: 00005568c6d3cd70 CR3: 0000000035646004 CR4: 0000000000772ef0
[ 1295.145610] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1295.145665] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1295.145725] PKRU: 55555554
[ 1295.145748] Call Trace:
[ 1295.145786]  <TASK>
[ 1295.145816] ? __warn (kernel/panic.c:748)
[ 1295.145851] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1295.145882] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1295.145939] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1295.145981] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1295.146012] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1295.146047] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1295.146096] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1295.146146] cleanup_net (net/core/net_namespace.c:648)
[ 1295.146180] process_one_work (kernel/workqueue.c:3229)
[ 1295.146239] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1295.146269] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1295.146310] kthread (kernel/kthread.c:389)
[ 1295.146341] ? __pfx_kthread (kernel/kthread.c:342)
[ 1295.146391] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1295.146427] ? __pfx_kthread (kernel/kthread.c:342)
[ 1295.146459] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1295.215296] ------------[ cut here ]------------
| [ 1295.215382] WARNING: CPU: 1 PID: 65 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1295.215447] Modules linked in: act_gact bonding macsec ip6_gre ip_gre gre cls_u32 sch_htb poly1305_generic libpoly1305 chacha_generic libchacha chacha20poly1305 tls xt_mark nft_compat nf_tables sch_ingress act_mirred cls_basic sch_fq_codel xfrm_user geneve vxlan act_csum act_pedit cls_flower sch_prio openvswitch psample nf_nat nf_conntrack libcrc32c nf_defrag_ipv6 nf_defrag_ipv4 nsh [last unloaded: netdevsim]
| [ 1295.215795] Tainted: [W]=WARN
[ 1295.215820] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1295.215862] Workqueue: netns cleanup_net
[ 1295.215894] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1295.215933] Code: 28 00 48 85 db 74 1c 48 89 de 31 ff 48 8b 1b ba 02 00 00 00 e8 62 22 fc ff e8 3d 9a 28 00 48 85 db 75 e4 5b c3 cc cc cc cc 90 <0f> 0b 90 eb c7 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
All code
========
   0:	28 00                	sub    %al,(%rax)
   2:	48 85 db             	test   %rbx,%rbx
   5:	74 1c                	je     0x23
   7:	48 89 de             	mov    %rbx,%rsi
   a:	31 ff                	xor    %edi,%edi
   c:	48 8b 1b             	mov    (%rbx),%rbx
   f:	ba 02 00 00 00       	mov    $0x2,%edx
  14:	e8 62 22 fc ff       	call   0xfffffffffffc227b
  19:	e8 3d 9a 28 00       	call   0x289a5b
  1e:	48 85 db             	test   %rbx,%rbx
  21:	75 e4                	jne    0x7
  23:	5b                   	pop    %rbx
  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 c7                	jmp    0xfffffffffffffff6
  2f:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 00 
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb c7                	jmp    0xffffffffffffffcc
   5:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 00 
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[ 1295.216058] RSP: 0018:ffffafa340247d78 EFLAGS: 00010283
[ 1295.216097] RAX: ffff9c6ad110d508 RBX: 0000000000000000 RCX: ffff9c6ac11f9540
[ 1295.216169] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9c6ad02e0000
[ 1295.216225] RBP: ffffafa340247cc0 R08: ffff9c6ad04435d8 R09: ffff9c6ac1194a10
[ 1295.216276] R10: ffffafa340247ca8 R11: ffffafa340247cb0 R12: dead000000000122
[ 1295.216326] R13: dead000000000100 R14: ffff9c6ac1b69b00 R15: 0000000000000000
[ 1295.216379] FS:  0000000000000000(0000) GS:ffff9c6afec80000(0000) knlGS:0000000000000000
[ 1295.216435] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1295.216483] CR2: 00005568a55c1990 CR3: 0000000035646004 CR4: 0000000000772ef0
[ 1295.216535] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1295.216589] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1295.216638] PKRU: 55555554
[ 1295.216656] Call Trace:
[ 1295.216675]  <TASK>
[ 1295.216697] ? __warn (kernel/panic.c:748)
[ 1295.216731] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1295.216762] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1295.216794] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1295.216825] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1295.216850] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1295.216885] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1295.216915] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1295.216955] cleanup_net (net/core/net_namespace.c:648)
[ 1295.216986] process_one_work (kernel/workqueue.c:3229)
[ 1295.217011] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1295.217041] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1295.217076] kthread (kernel/kthread.c:389)
[ 1295.217110] ? __pfx_kthread (kernel/kthread.c:342)
[ 1295.217138] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1295.217169] ? __pfx_kthread (kernel/kthread.c:342)
[ 1295.217194] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1313.449244] ------------[ cut here ]------------
| [ 1313.449298] WARNING: CPU: 1 PID: 65 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1313.449357] Modules linked in: act_gact bonding macsec ip6_gre ip_gre gre cls_u32 sch_htb poly1305_generic libpoly1305 chacha_generic libchacha chacha20poly1305 tls xt_mark nft_compat nf_tables sch_ingress act_mirred cls_basic sch_fq_codel xfrm_user geneve vxlan act_csum act_pedit cls_flower sch_prio openvswitch psample nf_nat nf_conntrack libcrc32c nf_defrag_ipv6 nf_defrag_ipv4 nsh [last unloaded: netdevsim]
| [ 1313.449692] Tainted: [W]=WARN
[ 1313.449717] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1313.449759] Workqueue: netns cleanup_net
[ 1313.449791] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1313.449830] Code: 28 00 48 85 db 74 1c 48 89 de 31 ff 48 8b 1b ba 02 00 00 00 e8 62 22 fc ff e8 3d 9a 28 00 48 85 db 75 e4 5b c3 cc cc cc cc 90 <0f> 0b 90 eb c7 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
All code
========
   0:	28 00                	sub    %al,(%rax)
   2:	48 85 db             	test   %rbx,%rbx
   5:	74 1c                	je     0x23
   7:	48 89 de             	mov    %rbx,%rsi
   a:	31 ff                	xor    %edi,%edi
   c:	48 8b 1b             	mov    (%rbx),%rbx
   f:	ba 02 00 00 00       	mov    $0x2,%edx
  14:	e8 62 22 fc ff       	call   0xfffffffffffc227b
  19:	e8 3d 9a 28 00       	call   0x289a5b
  1e:	48 85 db             	test   %rbx,%rbx
  21:	75 e4                	jne    0x7
  23:	5b                   	pop    %rbx
  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 c7                	jmp    0xfffffffffffffff6
  2f:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 00 
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb c7                	jmp    0xffffffffffffffcc
   5:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 00 
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[ 1313.449958] RSP: 0018:ffffafa340247d78 EFLAGS: 00010283
[ 1313.449998] RAX: ffff9c6acf55b508 RBX: 0000000000000000 RCX: ffff9c6ad2152560
[ 1313.450048] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9c6ad0eaf000
[ 1313.450099] RBP: ffffafa340247cc0 R08: ffff9c6acd63cbb0 R09: ffff9c6ac1194a10
[ 1313.450154] R10: ffffafa340247ca8 R11: ffffafa340247cb0 R12: dead000000000122
[ 1313.450210] R13: dead000000000100 R14: ffff9c6ac1b69000 R15: 0000000000000000
[ 1313.450263] FS:  0000000000000000(0000) GS:ffff9c6afec80000(0000) knlGS:0000000000000000
[ 1313.450320] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1313.450376] CR2: 00005568c6d3cd70 CR3: 0000000035646006 CR4: 0000000000772ef0
[ 1313.450427] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1313.450477] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1313.450528] PKRU: 55555554
[ 1313.450545] Call Trace:
[ 1313.450564]  <TASK>
[ 1313.450586] ? __warn (kernel/panic.c:748)
[ 1313.450616] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1313.450642] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1313.450673] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1313.450704] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1313.450729] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1313.450762] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1313.450793] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1313.450834] cleanup_net (net/core/net_namespace.c:648)
[ 1313.450865] process_one_work (kernel/workqueue.c:3229)
[ 1313.450896] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1313.450921] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1313.450955] kthread (kernel/kthread.c:389)
[ 1313.450986] ? __pfx_kthread (kernel/kthread.c:342)
[ 1313.451012] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1313.451048] ? __pfx_kthread (kernel/kthread.c:342)
[ 1313.451077] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1313.510295] ------------[ cut here ]------------
| [ 1313.510411] WARNING: CPU: 1 PID: 65 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1313.510501] Modules linked in: act_gact bonding macsec ip6_gre ip_gre gre cls_u32 sch_htb poly1305_generic libpoly1305 chacha_generic libchacha chacha20poly1305 tls xt_mark nft_compat nf_tables sch_ingress act_mirred cls_basic sch_fq_codel xfrm_user geneve vxlan act_csum act_pedit cls_flower sch_prio openvswitch psample nf_nat nf_conntrack libcrc32c nf_defrag_ipv6 nf_defrag_ipv4 nsh [last unloaded: netdevsim]
| [ 1313.510987] Tainted: [W]=WARN
[ 1313.511024] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1313.511088] Workqueue: netns cleanup_net
[ 1313.511146] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1313.511206] Code: 28 00 48 85 db 74 1c 48 89 de 31 ff 48 8b 1b ba 02 00 00 00 e8 62 22 fc ff e8 3d 9a 28 00 48 85 db 75 e4 5b c3 cc cc cc cc 90 <0f> 0b 90 eb c7 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
All code
========
   0:	28 00                	sub    %al,(%rax)
   2:	48 85 db             	test   %rbx,%rbx
   5:	74 1c                	je     0x23
   7:	48 89 de             	mov    %rbx,%rsi
   a:	31 ff                	xor    %edi,%edi
   c:	48 8b 1b             	mov    (%rbx),%rbx
   f:	ba 02 00 00 00       	mov    $0x2,%edx
  14:	e8 62 22 fc ff       	call   0xfffffffffffc227b
  19:	e8 3d 9a 28 00       	call   0x289a5b
  1e:	48 85 db             	test   %rbx,%rbx
  21:	75 e4                	jne    0x7
  23:	5b                   	pop    %rbx
  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 c7                	jmp    0xfffffffffffffff6
  2f:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 00 
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb c7                	jmp    0xffffffffffffffcc
   5:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 00 
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[ 1313.511390] RSP: 0018:ffffafa340247d78 EFLAGS: 00010283
[ 1313.511448] RAX: ffff9c6ac951c508 RBX: 0000000000000000 RCX: ffff9c6ac11f9540
[ 1313.511525] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9c6ad2152000
[ 1313.511601] RBP: ffffafa340247cc0 R08: ffff9c6ad1923330 R09: ffff9c6ac1194a10
[ 1313.511676] R10: ffffafa340247ca8 R11: ffffafa340247cb0 R12: dead000000000122
[ 1313.511752] R13: dead000000000100 R14: ffff9c6ac1b69000 R15: 0000000000000000
[ 1313.511830] FS:  0000000000000000(0000) GS:ffff9c6afec80000(0000) knlGS:0000000000000000
[ 1313.511915] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1313.511984] CR2: 00005568a55c1990 CR3: 0000000035646006 CR4: 0000000000772ef0
[ 1313.512061] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1313.512148] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1313.512233] PKRU: 55555554
[ 1313.512258] Call Trace:
[ 1313.512286]  <TASK>
[ 1313.512318] ? __warn (kernel/panic.c:748)
[ 1313.512364] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1313.512409] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1313.512455] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1313.512501] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1313.512539] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1313.512586] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1313.512630] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1313.512690] cleanup_net (net/core/net_namespace.c:648)
[ 1313.512734] process_one_work (kernel/workqueue.c:3229)
[ 1313.512777] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1313.512823] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1313.512872] kthread (kernel/kthread.c:389)
[ 1313.512917] ? __pfx_kthread (kernel/kthread.c:342)
[ 1313.512963] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1313.513009] ? __pfx_kthread (kernel/kthread.c:342)
[ 1313.513055] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1321.654269] ------------[ cut here ]------------
| [ 1321.654348] WARNING: CPU: 1 PID: 65 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1321.654445] Modules linked in: act_gact bonding macsec ip6_gre ip_gre gre cls_u32 sch_htb poly1305_generic libpoly1305 chacha_generic libchacha chacha20poly1305 tls xt_mark nft_compat nf_tables sch_ingress act_mirred cls_basic sch_fq_codel xfrm_user geneve vxlan act_csum act_pedit cls_flower sch_prio openvswitch psample nf_nat nf_conntrack libcrc32c nf_defrag_ipv6 nf_defrag_ipv4 nsh [last unloaded: netdevsim]
| [ 1321.654895] Tainted: [W]=WARN
[ 1321.654931] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1321.654993] Workqueue: netns cleanup_net
[ 1321.655038] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1321.655086] Code: 28 00 48 85 db 74 1c 48 89 de 31 ff 48 8b 1b ba 02 00 00 00 e8 62 22 fc ff e8 3d 9a 28 00 48 85 db 75 e4 5b c3 cc cc cc cc 90 <0f> 0b 90 eb c7 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
All code
========
   0:	28 00                	sub    %al,(%rax)
   2:	48 85 db             	test   %rbx,%rbx
   5:	74 1c                	je     0x23
   7:	48 89 de             	mov    %rbx,%rsi
   a:	31 ff                	xor    %edi,%edi
   c:	48 8b 1b             	mov    (%rbx),%rbx
   f:	ba 02 00 00 00       	mov    $0x2,%edx
  14:	e8 62 22 fc ff       	call   0xfffffffffffc227b
  19:	e8 3d 9a 28 00       	call   0x289a5b
  1e:	48 85 db             	test   %rbx,%rbx
  21:	75 e4                	jne    0x7
  23:	5b                   	pop    %rbx
  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 c7                	jmp    0xfffffffffffffff6
  2f:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 00 
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb c7                	jmp    0xffffffffffffffcc
   5:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 00 
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[ 1321.655267] RSP: 0018:ffffafa340247d78 EFLAGS: 00010283
[ 1321.655318] RAX: ffff9c6ac92cd508 RBX: 0000000000000000 RCX: ffff9c6ad2243560
[ 1321.655393] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9c6accbed000
[ 1321.655466] RBP: ffffafa340247cc0 R08: ffff9c6ac92dae58 R09: ffff9c6ac1194a10
[ 1321.655541] R10: ffffafa340247ca8 R11: ffffafa340247cb0 R12: dead000000000122
[ 1321.655617] R13: dead000000000100 R14: ffff9c6ac1b69d00 R15: 0000000000000000
[ 1321.655693] FS:  0000000000000000(0000) GS:ffff9c6afec80000(0000) knlGS:0000000000000000
[ 1321.655773] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1321.655833] CR2: 00005568c6d75a60 CR3: 0000000009b86006 CR4: 0000000000772ef0
[ 1321.655909] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1321.655981] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1321.656055] PKRU: 55555554
[ 1321.656081] Call Trace:
[ 1321.656110]  <TASK>
[ 1321.656136] ? __warn (kernel/panic.c:748)
[ 1321.656177] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1321.656214] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1321.656257] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1321.656293] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1321.656330] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1321.656367] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1321.656404] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1321.656454] cleanup_net (net/core/net_namespace.c:648)
[ 1321.656491] process_one_work (kernel/workqueue.c:3229)
[ 1321.656528] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1321.656564] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1321.656613] kthread (kernel/kthread.c:389)
[ 1321.656650] ? __pfx_kthread (kernel/kthread.c:342)
[ 1321.656687] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1321.656730] ? __pfx_kthread (kernel/kthread.c:342)
[ 1321.656767] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1321.741354] ------------[ cut here ]------------
| [ 1321.741459] WARNING: CPU: 1 PID: 65 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1321.741550] Modules linked in: act_gact bonding macsec ip6_gre ip_gre gre cls_u32 sch_htb poly1305_generic libpoly1305 chacha_generic libchacha chacha20poly1305 tls xt_mark nft_compat nf_tables sch_ingress act_mirred cls_basic sch_fq_codel xfrm_user geneve vxlan act_csum act_pedit cls_flower sch_prio openvswitch psample nf_nat nf_conntrack libcrc32c nf_defrag_ipv6 nf_defrag_ipv4 nsh [last unloaded: netdevsim]
| [ 1321.742009] Tainted: [W]=WARN
[ 1321.742047] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1321.742122] Workqueue: netns cleanup_net
[ 1321.742166] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1321.742217] Code: 28 00 48 85 db 74 1c 48 89 de 31 ff 48 8b 1b ba 02 00 00 00 e8 62 22 fc ff e8 3d 9a 28 00 48 85 db 75 e4 5b c3 cc cc cc cc 90 <0f> 0b 90 eb c7 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
All code
========
   0:	28 00                	sub    %al,(%rax)
   2:	48 85 db             	test   %rbx,%rbx
   5:	74 1c                	je     0x23
   7:	48 89 de             	mov    %rbx,%rsi
   a:	31 ff                	xor    %edi,%edi
   c:	48 8b 1b             	mov    (%rbx),%rbx
   f:	ba 02 00 00 00       	mov    $0x2,%edx
  14:	e8 62 22 fc ff       	call   0xfffffffffffc227b
  19:	e8 3d 9a 28 00       	call   0x289a5b
  1e:	48 85 db             	test   %rbx,%rbx
  21:	75 e4                	jne    0x7
  23:	5b                   	pop    %rbx
  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 c7                	jmp    0xfffffffffffffff6
  2f:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 00 
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb c7                	jmp    0xffffffffffffffcc
   5:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 00 
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[ 1321.742394] RSP: 0018:ffffafa340247d78 EFLAGS: 00010283
[ 1321.742444] RAX: ffff9c6ad1165508 RBX: 0000000000000000 RCX: ffff9c6ad1997560
[ 1321.742502] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9c6ad2243000
[ 1321.742560] RBP: ffffafa340247cc0 R08: ffff9c6ac99c6c38 R09: ffff9c6ac1194a10
[ 1321.742612] R10: ffffafa340247ca8 R11: ffffafa340247cb0 R12: dead000000000122
[ 1321.742672] R13: dead000000000100 R14: ffff9c6ac1b69d00 R15: 0000000000000000
[ 1321.742723] FS:  0000000000000000(0000) GS:ffff9c6afec80000(0000) knlGS:0000000000000000
[ 1321.742795] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1321.742861] CR2: 00005568a5645dec CR3: 0000000035646005 CR4: 0000000000772ef0
[ 1321.742912] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1321.742986] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1321.743036] PKRU: 55555554
[ 1321.743053] Call Trace:
[ 1321.743075]  <TASK>
[ 1321.743099] ? __warn (kernel/panic.c:748)
[ 1321.743153] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1321.743188] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1321.743223] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1321.743267] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1321.743305] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1321.743342] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1321.743380] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1321.743439] cleanup_net (net/core/net_namespace.c:648)
[ 1321.743477] process_one_work (kernel/workqueue.c:3229)
[ 1321.743515] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1321.743552] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1321.743602] kthread (kernel/kthread.c:389)
[ 1321.743640] ? __pfx_kthread (kernel/kthread.c:342)
[ 1321.743677] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1321.743715] ? __pfx_kthread (kernel/kthread.c:342)
[ 1321.743753] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1329.624230] ------------[ cut here ]------------
| [ 1329.624288] WARNING: CPU: 1 PID: 65 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1329.624359] Modules linked in: act_gact bonding macsec ip6_gre ip_gre gre cls_u32 sch_htb poly1305_generic libpoly1305 chacha_generic libchacha chacha20poly1305 tls xt_mark nft_compat nf_tables sch_ingress act_mirred cls_basic sch_fq_codel xfrm_user geneve vxlan act_csum act_pedit cls_flower sch_prio openvswitch psample nf_nat nf_conntrack libcrc32c nf_defrag_ipv6 nf_defrag_ipv4 nsh [last unloaded: netdevsim]
| [ 1329.624671] Tainted: [W]=WARN
[ 1329.624700] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1329.624741] Workqueue: netns cleanup_net
[ 1329.624774] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1329.624813] Code: 28 00 48 85 db 74 1c 48 89 de 31 ff 48 8b 1b ba 02 00 00 00 e8 62 22 fc ff e8 3d 9a 28 00 48 85 db 75 e4 5b c3 cc cc cc cc 90 <0f> 0b 90 eb c7 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
All code
========
   0:	28 00                	sub    %al,(%rax)
   2:	48 85 db             	test   %rbx,%rbx
   5:	74 1c                	je     0x23
   7:	48 89 de             	mov    %rbx,%rsi
   a:	31 ff                	xor    %edi,%edi
   c:	48 8b 1b             	mov    (%rbx),%rbx
   f:	ba 02 00 00 00       	mov    $0x2,%edx
  14:	e8 62 22 fc ff       	call   0xfffffffffffc227b
  19:	e8 3d 9a 28 00       	call   0x289a5b
  1e:	48 85 db             	test   %rbx,%rbx
  21:	75 e4                	jne    0x7
  23:	5b                   	pop    %rbx
  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 c7                	jmp    0xfffffffffffffff6
  2f:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 00 
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb c7                	jmp    0xffffffffffffffcc
   5:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 00 
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[ 1329.624932] RSP: 0018:ffffafa340247d78 EFLAGS: 00010283
[ 1329.624971] RAX: ffff9c6ad2151508 RBX: 0000000000000000 RCX: ffff9c6ad21ee560
[ 1329.625025] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9c6ad21e8000
[ 1329.625074] RBP: ffffafa340247cc0 R08: ffff9c6acda73660 R09: ffff9c6ac1194a10
[ 1329.625140] R10: ffffafa340247ca8 R11: ffffafa340247cb0 R12: dead000000000122
[ 1329.625214] R13: dead000000000100 R14: ffff9c6ac1b69e00 R15: 0000000000000000
[ 1329.625286] FS:  0000000000000000(0000) GS:ffff9c6afec80000(0000) knlGS:0000000000000000
[ 1329.625342] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1329.625382] CR2: 00005568c6d3cd70 CR3: 0000000035646001 CR4: 0000000000772ef0
[ 1329.625457] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1329.625519] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1329.625567] PKRU: 55555554
[ 1329.625583] Call Trace:
[ 1329.625601]  <TASK>
[ 1329.625625] ? __warn (kernel/panic.c:748)
[ 1329.625667] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1329.625704] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1329.625736] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1329.625765] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1329.625790] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1329.625824] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1329.625861] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1329.625920] cleanup_net (net/core/net_namespace.c:648)
[ 1329.625960] process_one_work (kernel/workqueue.c:3229)
[ 1329.625990] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1329.626019] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1329.626073] kthread (kernel/kthread.c:389)
[ 1329.626116] ? __pfx_kthread (kernel/kthread.c:342)
[ 1329.626160] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1329.626206] ? __pfx_kthread (kernel/kthread.c:342)
[ 1329.626238] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1329.695235] ------------[ cut here ]------------
| [ 1329.695311] WARNING: CPU: 1 PID: 65 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1329.695397] Modules linked in: act_gact bonding macsec ip6_gre ip_gre gre cls_u32 sch_htb poly1305_generic libpoly1305 chacha_generic libchacha chacha20poly1305 tls xt_mark nft_compat nf_tables sch_ingress act_mirred cls_basic sch_fq_codel xfrm_user geneve vxlan act_csum act_pedit cls_flower sch_prio openvswitch psample nf_nat nf_conntrack libcrc32c nf_defrag_ipv6 nf_defrag_ipv4 nsh [last unloaded: netdevsim]
| [ 1329.695865] Tainted: [W]=WARN
[ 1329.695901] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1329.695964] Workqueue: netns cleanup_net
[ 1329.696012] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1329.696066] Code: 28 00 48 85 db 74 1c 48 89 de 31 ff 48 8b 1b ba 02 00 00 00 e8 62 22 fc ff e8 3d 9a 28 00 48 85 db 75 e4 5b c3 cc cc cc cc 90 <0f> 0b 90 eb c7 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
All code
========
   0:	28 00                	sub    %al,(%rax)
   2:	48 85 db             	test   %rbx,%rbx
   5:	74 1c                	je     0x23
   7:	48 89 de             	mov    %rbx,%rsi
   a:	31 ff                	xor    %edi,%edi
   c:	48 8b 1b             	mov    (%rbx),%rbx
   f:	ba 02 00 00 00       	mov    $0x2,%edx
  14:	e8 62 22 fc ff       	call   0xfffffffffffc227b
  19:	e8 3d 9a 28 00       	call   0x289a5b
  1e:	48 85 db             	test   %rbx,%rbx
  21:	75 e4                	jne    0x7
  23:	5b                   	pop    %rbx
  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 c7                	jmp    0xfffffffffffffff6
  2f:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 00 
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb c7                	jmp    0xffffffffffffffcc
   5:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 00 
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[ 1329.696247] RSP: 0018:ffffafa340247d78 EFLAGS: 00010283
[ 1329.696303] RAX: ffff9c6acd609508 RBX: 0000000000000000 RCX: ffff9c6ac11f9540
[ 1329.696376] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9c6ad21ee000
[ 1329.696449] RBP: ffffafa340247cc0 R08: ffff9c6ac1c7e440 R09: ffff9c6ac1194a10
[ 1329.696523] R10: ffffafa340247ca8 R11: ffffafa340247cb0 R12: dead000000000122
[ 1329.696595] R13: dead000000000100 R14: ffff9c6ac1b69e00 R15: 0000000000000000
[ 1329.696671] FS:  0000000000000000(0000) GS:ffff9c6afec80000(0000) knlGS:0000000000000000
[ 1329.696750] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1329.696818] CR2: 00007f1fcc308658 CR3: 0000000035646001 CR4: 0000000000772ef0
[ 1329.696893] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1329.696972] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1329.697050] PKRU: 55555554
[ 1329.697074] Call Trace:
[ 1329.697100]  <TASK>
[ 1329.697136] ? __warn (kernel/panic.c:748)
[ 1329.697183] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1329.697227] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1329.697271] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1329.697315] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1329.697351] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1329.697395] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1329.697440] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1329.697497] cleanup_net (net/core/net_namespace.c:648)
[ 1329.697544] process_one_work (kernel/workqueue.c:3229)
[ 1329.697588] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1329.697632] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1329.697689] kthread (kernel/kthread.c:389)
[ 1329.697732] ? __pfx_kthread (kernel/kthread.c:342)
[ 1329.697777] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1329.697822] ? __pfx_kthread (kernel/kthread.c:342)


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