======================================
| [ 1527.022656] br0: port 1(vx0) entered disabled state
| [ 1527.056133] ------------[ cut here ]------------
| [ 1527.056180] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1527.056247] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
[ 1527.056552] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1527.056595] Workqueue: netns cleanup_net
[ 1527.056626] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1527.056667] 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
[ 1527.056786] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1527.056826] RAX: ffff89378e240508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1527.056877] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a1d2000
[ 1527.056928] RBP: ffffb3adc005fcc0 R08: ffff8937874f1908 R09: ffff893781194a10
[ 1527.056978] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1527.057033] R13: dead000000000100 R14: ffff893787c91900 R15: 0000000000000000
[ 1527.057090] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1527.057147] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1527.057195] CR2: 000055ae9ec84dec CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1527.057248] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1527.057303] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1527.057354] PKRU: 55555554
[ 1527.057371] Call Trace:
[ 1527.057390]  <TASK>
[ 1527.057413] ? __warn (kernel/panic.c:748)
[ 1527.057446] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1527.057472] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1527.057504] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1527.057535] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1527.057561] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1527.057587] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1527.057612] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1527.057653] cleanup_net (net/core/net_namespace.c:648)
[ 1527.057685] process_one_work (kernel/workqueue.c:3229)
[ 1527.057716] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1527.057742] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1527.057776] kthread (kernel/kthread.c:389)
[ 1527.057808] ? __pfx_kthread (kernel/kthread.c:342)
[ 1527.057833] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1527.057866] ? __pfx_kthread (kernel/kthread.c:342)
[ 1527.057891] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1527.139203] ------------[ cut here ]------------
| [ 1527.139271] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1527.139335] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1527.139660] Tainted: [W]=WARN
[ 1527.139690] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1527.139734] Workqueue: netns cleanup_net
[ 1527.139769] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1527.139810] 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
[ 1527.139935] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1527.139975] RAX: ffff89378a1f8508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1527.140042] RDX: ffff893784d8a180 RSI: 0000000000000000 RDI: dead000000000122
[ 1527.140110] RBP: ffffb3adc005fb78 R08: ffff893784a38b58 R09: 0000000000000001
[ 1527.140164] R10: ffffffffa1f5f598 R11: 0000000000000000 R12: 0000000000000006
[ 1527.140215] R13: ffff89378e936000 R14: 0000000000000000 R15: 0000000000000000
[ 1527.140269] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1527.140327] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1527.140373] CR2: 000055aeb696c000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1527.140432] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1527.140488] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1527.140544] PKRU: 55555554
[ 1527.140562] Call Trace:
[ 1527.140586]  <TASK>
[ 1527.140609] ? __warn (kernel/panic.c:748)
[ 1527.140644] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1527.140676] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1527.140710] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1527.140742] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1527.140773] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1527.140806] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1527.140837] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1527.140882] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1527.140916] vlan_device_event (net/8021q/vlan.c:528)
[ 1527.140950] notifier_call_chain (kernel/notifier.c:85)
[ 1527.140983] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1527.141033] cleanup_net (net/core/net_namespace.c:648)
[ 1527.141068] process_one_work (kernel/workqueue.c:3229)
[ 1527.141100] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1527.141130] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1527.141171] kthread (kernel/kthread.c:389)
[ 1527.141203] ? __pfx_kthread (kernel/kthread.c:342)
[ 1527.141234] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1527.141269] ? __pfx_kthread (kernel/kthread.c:342)
[ 1527.141301] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1527.141966] ------------[ cut here ]------------
| [ 1527.142029] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1527.142092] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1527.142417] Tainted: [W]=WARN
[ 1527.142447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1527.142491] Workqueue: netns cleanup_net
[ 1527.142526] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1527.142566] 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
[ 1527.142693] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1527.142733] RAX: ffff89378a1f8508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1527.142791] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378e8f3000
[ 1527.142846] RBP: ffffb3adc005fb78 R08: ffff89378815d220 R09: ffff893781194a10
[ 1527.142904] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1527.142960] R13: dead000000000100 R14: ffff893787c91900 R15: 0000000000000000
[ 1527.143026] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1527.143085] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1527.143133] CR2: 000055aeb696c000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1527.143191] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1527.143247] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1527.143303] PKRU: 55555554
[ 1527.143320] Call Trace:
[ 1527.143344]  <TASK>
[ 1527.143366] ? __warn (kernel/panic.c:748)
[ 1527.143400] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1527.143432] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1527.143467] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1527.143498] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1527.143529] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1527.143562] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1527.143592] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1527.143637] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1527.143671] vlan_device_event (net/8021q/vlan.c:528)
[ 1527.143707] notifier_call_chain (kernel/notifier.c:85)
[ 1527.143741] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1527.143782] cleanup_net (net/core/net_namespace.c:648)
[ 1527.143816] process_one_work (kernel/workqueue.c:3229)
[ 1527.143848] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1527.143885] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1527.143926] kthread (kernel/kthread.c:389)
[ 1527.143958] ? __pfx_kthread (kernel/kthread.c:342)
[ 1527.143988] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1527.144028] ? __pfx_kthread (kernel/kthread.c:342)
[ 1527.144060] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1527.151091] ------------[ cut here ]------------
| [ 1527.151159] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1527.151219] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1527.151528] Tainted: [W]=WARN
[ 1527.151553] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1527.151595] Workqueue: netns cleanup_net
[ 1527.151627] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1527.151667] 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
[ 1527.151792] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1527.151825] RAX: ffff89378a1f8508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1527.151876] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378e936000
[ 1527.151927] RBP: ffffb3adc005fcc0 R08: ffff89378a62e440 R09: ffff893781194a10
[ 1527.151977] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1527.152032] R13: dead000000000100 R14: ffff893787c91900 R15: 0000000000000000
[ 1527.152087] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1527.152143] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1527.152190] CR2: 000055aeb696c000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1527.152248] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1527.152304] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1527.152355] PKRU: 55555554
[ 1527.152372] Call Trace:
[ 1527.152395]  <TASK>
[ 1527.152418] ? __warn (kernel/panic.c:748)
[ 1527.152448] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1527.152473] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1527.152505] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1527.152536] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1527.152561] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1527.152588] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1527.152612] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1527.152654] cleanup_net (net/core/net_namespace.c:648)
[ 1527.152685] process_one_work (kernel/workqueue.c:3229)
[ 1527.152715] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1527.152740] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1527.152775] kthread (kernel/kthread.c:389)
[ 1527.152806] ? __pfx_kthread (kernel/kthread.c:342)
[ 1527.152831] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1527.152863] ? __pfx_kthread (kernel/kthread.c:342)
[ 1527.152894] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1527.234129] ------------[ cut here ]------------
| [ 1527.234181] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1527.234246] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1527.234573] Tainted: [W]=WARN
[ 1527.234603] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1527.234647] Workqueue: netns cleanup_net
[ 1527.234685] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1527.234725] 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
[ 1527.234851] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1527.234891] RAX: ffff8937864d6508 RBX: 0000000000000000 RCX: ffff89378a342560
[ 1527.234947] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893794488000
[ 1527.235012] RBP: ffffb3adc005fcc0 R08: ffff893787f29000 R09: ffff893781194a10
[ 1527.235070] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1527.235128] R13: dead000000000100 R14: ffff893787c91900 R15: 0000000000000000
[ 1527.235186] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1527.235248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1527.235296] CR2: 000055ae9ec00990 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1527.235354] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1527.235410] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1527.235467] PKRU: 55555554
[ 1527.235484] Call Trace:
[ 1527.235508]  <TASK>
[ 1527.235531] ? __warn (kernel/panic.c:748)
[ 1527.235565] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1527.235596] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1527.235628] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1527.235663] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1527.235695] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1527.235727] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1527.235758] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1527.235803] cleanup_net (net/core/net_namespace.c:648)
[ 1527.235837] process_one_work (kernel/workqueue.c:3229)
[ 1527.235869] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1527.235899] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1527.235939] kthread (kernel/kthread.c:389)
[ 1527.235971] ? __pfx_kthread (kernel/kthread.c:342)
[ 1527.236007] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1527.236044] ? __pfx_kthread (kernel/kthread.c:342)
[ 1527.236075] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1533.953169] ------------[ cut here ]------------
| [ 1533.953214] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1533.953276] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1533.953586] Tainted: [W]=WARN
[ 1533.953611] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1533.953653] Workqueue: netns cleanup_net
[ 1533.953684] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1533.953724] 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
[ 1533.953842] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1533.953876] RAX: ffff893794496508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1533.953927] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937831bf000
[ 1533.953983] RBP: ffffb3adc005fcc0 R08: ffff893786536aa0 R09: ffff893781194a10
[ 1533.954036] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1533.954089] R13: dead000000000100 R14: ffff893787c91a00 R15: 0000000000000000
[ 1533.954142] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1533.954197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1533.954245] CR2: 000055ae9ec00990 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1533.954296] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1533.954351] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1533.954402] PKRU: 55555554
[ 1533.954419] Call Trace:
[ 1533.954438]  <TASK>
[ 1533.954460] ? __warn (kernel/panic.c:748)
[ 1533.954493] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1533.954526] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1533.954556] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1533.954588] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1533.954613] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1533.954644] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1533.954676] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1533.954717] cleanup_net (net/core/net_namespace.c:648)
[ 1533.954748] process_one_work (kernel/workqueue.c:3229)
[ 1533.954779] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1533.954810] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1533.954845] kthread (kernel/kthread.c:389)
[ 1533.954876] ? __pfx_kthread (kernel/kthread.c:342)
[ 1533.954901] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1533.954934] ? __pfx_kthread (kernel/kthread.c:342)
[ 1533.954964] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1534.021106] ------------[ cut here ]------------
| [ 1534.021150] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1534.021211] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1534.021523] Tainted: [W]=WARN
[ 1534.021548] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1534.021591] Workqueue: netns cleanup_net
[ 1534.021622] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1534.021661] 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
[ 1534.021786] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1534.021825] RAX: ffff89378b27c508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1534.021876] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a1d7000
[ 1534.021927] RBP: ffffb3adc005fcc0 R08: ffff893788228a18 R09: ffff893781194a10
[ 1534.021977] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1534.022031] R13: dead000000000100 R14: ffff893787c91a00 R15: 0000000000000000
[ 1534.022085] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1534.022143] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1534.022189] CR2: 000055ae9ec00990 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1534.022240] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1534.022295] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1534.022346] PKRU: 55555554
[ 1534.022363] Call Trace:
[ 1534.022382]  <TASK>
[ 1534.022404] ? __warn (kernel/panic.c:748)
[ 1534.022436] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1534.022467] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1534.022499] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1534.022529] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1534.022555] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1534.022580] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1534.022612] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1534.022653] cleanup_net (net/core/net_namespace.c:648)
[ 1534.022684] process_one_work (kernel/workqueue.c:3229)
[ 1534.022716] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1534.022746] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1534.022780] kthread (kernel/kthread.c:389)
[ 1534.022811] ? __pfx_kthread (kernel/kthread.c:342)
[ 1534.022836] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1534.022869] ? __pfx_kthread (kernel/kthread.c:342)
[ 1534.022899] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1534.119145] ------------[ cut here ]------------
| [ 1534.119279] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1534.119341] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1534.119652] Tainted: [W]=WARN
[ 1534.119677] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1534.119726] Workqueue: netns cleanup_net
[ 1534.119755] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1534.119795] 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
[ 1534.119919] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1534.119959] RAX: ffff8937867e6508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1534.120029] RDX: ffff893784dba180 RSI: 0000000000000000 RDI: dead000000000122
[ 1534.120088] RBP: ffffb3adc005fb78 R08: ffff893784a73d88 R09: 0000000000000001
[ 1534.120138] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000006
[ 1534.120189] R13: ffff893784efc000 R14: 0000000000000000 R15: 0000000000000000
[ 1534.120241] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1534.120297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1534.120344] CR2: 00007fd0cce2a000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1534.120395] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1534.120451] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1534.120501] PKRU: 55555554
[ 1534.120518] Call Trace:
[ 1534.120537]  <TASK>
[ 1534.120559] ? __warn (kernel/panic.c:748)
[ 1534.120593] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1534.120618] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1534.120657] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1534.120689] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1534.120720] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1534.120746] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1534.120771] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1534.120822] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1534.120866] vlan_device_event (net/8021q/vlan.c:528)
[ 1534.120899] notifier_call_chain (kernel/notifier.c:85)
[ 1534.120930] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1534.120970] cleanup_net (net/core/net_namespace.c:648)
[ 1534.121004] process_one_work (kernel/workqueue.c:3229)
[ 1534.121036] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1534.121061] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1534.121096] kthread (kernel/kthread.c:389)
[ 1534.121126] ? __pfx_kthread (kernel/kthread.c:342)
[ 1534.121152] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1534.121184] ? __pfx_kthread (kernel/kthread.c:342)
[ 1534.121215] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1534.121465] ------------[ cut here ]------------
| [ 1534.121505] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1534.121560] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1534.121863] Tainted: [W]=WARN
[ 1534.121888] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1534.121930] Workqueue: netns cleanup_net
[ 1534.121962] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1534.122007] 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
[ 1534.122131] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1534.122165] RAX: ffff8937867e6508 RBX: 0000000000000000 RCX: ffff893794493560
[ 1534.122216] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893794488000
[ 1534.122266] RBP: ffffb3adc005fb78 R08: ffff89378668cf68 R09: ffff893781194a10
[ 1534.122317] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1534.122367] R13: dead000000000100 R14: ffff893787c91a00 R15: 0000000000000000
[ 1534.122420] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1534.122476] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1534.122523] CR2: 00007fd0cce2a000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1534.122575] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1534.122631] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1534.122682] PKRU: 55555554
[ 1534.122699] Call Trace:
[ 1534.122717]  <TASK>
[ 1534.122733] ? __warn (kernel/panic.c:748)
[ 1534.122758] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1534.122783] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1534.122809] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1534.122841] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1534.122866] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1534.122892] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1534.122923] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1534.122957] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1534.122994] vlan_device_event (net/8021q/vlan.c:528)
[ 1534.123027] notifier_call_chain (kernel/notifier.c:85)
[ 1534.123058] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1534.123093] cleanup_net (net/core/net_namespace.c:648)
[ 1534.123123] process_one_work (kernel/workqueue.c:3229)
[ 1534.123149] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1534.123174] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1534.123208] kthread (kernel/kthread.c:389)
[ 1534.123239] ? __pfx_kthread (kernel/kthread.c:342)
[ 1534.123264] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1534.123300] ? __pfx_kthread (kernel/kthread.c:342)
[ 1534.123325] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1534.142144] ------------[ cut here ]------------
| [ 1534.142206] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1534.142270] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1534.142578] Tainted: [W]=WARN
[ 1534.142602] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1534.142644] Workqueue: netns cleanup_net
[ 1534.142676] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1534.142716] 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
[ 1534.142853] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1534.142893] RAX: ffff893787484508 RBX: 0000000000000000 RCX: ffff893794493560
[ 1534.142944] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893784efc000
[ 1534.142995] RBP: ffffb3adc005fcc0 R08: ffff893787f29bb0 R09: ffff893781194a10
[ 1534.143053] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1534.143109] R13: dead000000000100 R14: ffff893787c91a00 R15: 0000000000000000
[ 1534.143165] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1534.143222] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1534.143270] CR2: 00007fd0cce2a000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1534.143321] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1534.143377] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1534.143428] PKRU: 55555554
[ 1534.143445] Call Trace:
[ 1534.143463]  <TASK>
[ 1534.143479] ? __warn (kernel/panic.c:748)
[ 1534.143511] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1534.143542] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1534.143573] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1534.143603] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1534.143629] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1534.143655] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1534.143679] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1534.143721] cleanup_net (net/core/net_namespace.c:648)
[ 1534.143753] process_one_work (kernel/workqueue.c:3229)
[ 1534.143783] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1534.143808] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1534.143843] kthread (kernel/kthread.c:389)
[ 1534.143874] ? __pfx_kthread (kernel/kthread.c:342)
[ 1534.143905] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1534.143936] ? __pfx_kthread (kernel/kthread.c:342)
[ 1534.143961] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1540.893095] ------------[ cut here ]------------
| [ 1540.893146] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1540.893207] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1540.893530] Tainted: [W]=WARN
[ 1540.893562] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1540.893605] Workqueue: netns cleanup_net
[ 1540.893636] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1540.893671] 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
[ 1540.893791] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1540.893830] RAX: ffff8937833e8508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1540.893886] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937879ea000
[ 1540.893937] RBP: ffffb3adc005fcc0 R08: ffff893788ba2770 R09: ffff893781194a10
[ 1540.893988] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1540.894051] R13: dead000000000100 R14: ffff8937886bfb00 R15: 0000000000000000
[ 1540.894108] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1540.894164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1540.894206] CR2: 000055ae9ec00990 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1540.894258] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1540.894313] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1540.894364] PKRU: 55555554
[ 1540.894381] Call Trace:
[ 1540.894400]  <TASK>
[ 1540.894424] ? __warn (kernel/panic.c:748)
[ 1540.894457] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1540.894482] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1540.894515] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1540.894545] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1540.894571] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1540.894597] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1540.894622] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1540.894663] cleanup_net (net/core/net_namespace.c:648)
[ 1540.894699] process_one_work (kernel/workqueue.c:3229)
[ 1540.894730] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1540.894755] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1540.894789] kthread (kernel/kthread.c:389)
[ 1540.894821] ? __pfx_kthread (kernel/kthread.c:342)
[ 1540.894852] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1540.894884] ? __pfx_kthread (kernel/kthread.c:342)
[ 1540.894909] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1541.009244] ------------[ cut here ]------------
| [ 1541.009340] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1541.009399] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1541.009712] Tainted: [W]=WARN
[ 1541.009738] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1541.009780] Workqueue: netns cleanup_net
[ 1541.009812] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1541.009852] 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
[ 1541.009977] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1541.010016] RAX: ffff893788a72508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1541.010080] RDX: ffff8937874ac300 RSI: 0000000000000000 RDI: dead000000000122
[ 1541.010136] RBP: ffffb3adc005fb78 R08: ffff8937849e9d98 R09: 0000000000000001
[ 1541.010187] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000006
[ 1541.010238] R13: ffff893784efa000 R14: 0000000000000000 R15: 0000000000000000
[ 1541.010291] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1541.010348] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1541.010394] CR2: 00007f97d1255000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1541.010455] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1541.010510] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1541.010561] PKRU: 55555554
[ 1541.010579] Call Trace:
[ 1541.010597]  <TASK>
[ 1541.010614] ? __warn (kernel/panic.c:748)
[ 1541.010650] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1541.010681] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1541.010713] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1541.010744] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1541.010769] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1541.010795] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1541.010827] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1541.010867] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1541.010913] vlan_device_event (net/8021q/vlan.c:528)
[ 1541.010953] notifier_call_chain (kernel/notifier.c:85)
[ 1541.010984] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1541.011032] cleanup_net (net/core/net_namespace.c:648)
[ 1541.011064] process_one_work (kernel/workqueue.c:3229)
[ 1541.011096] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1541.011121] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1541.011155] kthread (kernel/kthread.c:389)
[ 1541.011187] ? __pfx_kthread (kernel/kthread.c:342)
[ 1541.011218] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1541.011250] ? __pfx_kthread (kernel/kthread.c:342)
[ 1541.011281] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1541.011529] ------------[ cut here ]------------
| [ 1541.011570] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1541.011627] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1541.011932] Tainted: [W]=WARN
[ 1541.011957] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1541.012003] Workqueue: netns cleanup_net
[ 1541.012036] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1541.012076] 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
[ 1541.012195] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1541.012230] RAX: ffff893788a72508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1541.012280] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a9eb000
[ 1541.012331] RBP: ffffb3adc005fb78 R08: ffff893784fd1088 R09: ffff893781194a10
[ 1541.012381] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1541.012433] R13: dead000000000100 R14: ffff893786400400 R15: 0000000000000000
[ 1541.012485] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1541.012541] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1541.012589] CR2: 00007f97d1255000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1541.012640] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1541.012696] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1541.012747] PKRU: 55555554
[ 1541.012764] Call Trace:
[ 1541.012782]  <TASK>
[ 1541.012798] ? __warn (kernel/panic.c:748)
[ 1541.012824] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1541.012849] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1541.012875] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1541.012907] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1541.012938] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1541.012964] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1541.012989] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1541.013030] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1541.013060] vlan_device_event (net/8021q/vlan.c:528)
[ 1541.013092] notifier_call_chain (kernel/notifier.c:85)
[ 1541.013123] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1541.013164] cleanup_net (net/core/net_namespace.c:648)
[ 1541.013194] process_one_work (kernel/workqueue.c:3229)
[ 1541.013220] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1541.013245] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1541.013280] kthread (kernel/kthread.c:389)
[ 1541.013311] ? __pfx_kthread (kernel/kthread.c:342)
[ 1541.013336] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1541.013362] ? __pfx_kthread (kernel/kthread.c:342)
[ 1541.013387] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1541.025208] ------------[ cut here ]------------
| [ 1541.025287] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1541.025351] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1541.025665] Tainted: [W]=WARN
[ 1541.025692] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1541.025735] Workqueue: netns cleanup_net
[ 1541.025766] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1541.025800] 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
[ 1541.025936] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1541.025970] RAX: ffff89378a374508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1541.026028] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893784efa000
[ 1541.026087] RBP: ffffb3adc005fcc0 R08: ffff893781b86198 R09: ffff893781194a10
[ 1541.026138] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1541.026194] R13: dead000000000100 R14: ffff893786400400 R15: 0000000000000000
[ 1541.026246] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1541.026304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1541.026371] CR2: 00007f97d1255000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1541.026423] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1541.026478] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1541.026529] PKRU: 55555554
[ 1541.026547] Call Trace:
[ 1541.026565]  <TASK>
[ 1541.026581] ? __warn (kernel/panic.c:748)
[ 1541.026616] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1541.026649] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1541.026681] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1541.026713] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1541.026738] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1541.026767] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1541.026814] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1541.026860] cleanup_net (net/core/net_namespace.c:648)
[ 1541.026892] process_one_work (kernel/workqueue.c:3229)
[ 1541.026923] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1541.026949] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1541.026983] kthread (kernel/kthread.c:389)
[ 1541.027023] ? __pfx_kthread (kernel/kthread.c:342)
[ 1541.027052] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1541.027090] ? __pfx_kthread (kernel/kthread.c:342)
[ 1541.027120] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1541.088163] ------------[ cut here ]------------
| [ 1541.088217] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1541.088279] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1541.088587] Tainted: [W]=WARN
[ 1541.088611] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1541.088654] Workqueue: netns cleanup_net
[ 1541.088686] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1541.088726] 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
[ 1541.088850] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1541.088890] RAX: ffff89378a1d3508 RBX: 0000000000000000 RCX: ffff89378a375560
[ 1541.088941] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788a76000
[ 1541.088991] RBP: ffffb3adc005fcc0 R08: ffff893784ef62a8 R09: ffff893781194a10
[ 1541.089047] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1541.089101] R13: dead000000000100 R14: ffff893786400400 R15: 0000000000000000
[ 1541.089154] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1541.089211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1541.089258] CR2: 00007fc6d9c83440 CR3: 0000000001b24006 CR4: 0000000000772ef0
[ 1541.089310] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1541.089365] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1541.089416] PKRU: 55555554
[ 1541.089433] Call Trace:
[ 1541.089451]  <TASK>
[ 1541.089468] ? __warn (kernel/panic.c:748)
[ 1541.089499] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1541.089530] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1541.089566] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1541.089596] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1541.089621] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1541.089648] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1541.089679] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1541.089720] cleanup_net (net/core/net_namespace.c:648)
[ 1541.089752] process_one_work (kernel/workqueue.c:3229)
[ 1541.089783] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1541.089808] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1541.089842] kthread (kernel/kthread.c:389)
[ 1541.089873] ? __pfx_kthread (kernel/kthread.c:342)
[ 1541.089899] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1541.089943] ? __pfx_kthread (kernel/kthread.c:342)
[ 1541.089968] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1547.782090] ------------[ cut here ]------------
| [ 1547.782138] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1547.782211] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1547.782520] Tainted: [W]=WARN
[ 1547.782551] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1547.782594] Workqueue: netns cleanup_net
[ 1547.782625] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1547.782665] 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
[ 1547.782783] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1547.782823] RAX: ffff89378e2c3508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1547.782879] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a969000
[ 1547.782930] RBP: ffffb3adc005fcc0 R08: ffff893787dd0908 R09: ffff893781194a10
[ 1547.782980] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1547.783037] R13: dead000000000100 R14: ffff893787c91b00 R15: 0000000000000000
[ 1547.783092] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1547.783147] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1547.783195] CR2: 00007ffd948ba478 CR3: 000000000e3c6006 CR4: 0000000000772ef0
[ 1547.783247] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1547.783302] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1547.783353] PKRU: 55555554
[ 1547.783370] Call Trace:
[ 1547.783388]  <TASK>
[ 1547.783411] ? __warn (kernel/panic.c:748)
[ 1547.783443] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1547.783474] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1547.783506] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1547.783536] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1547.783562] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1547.783588] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1547.783620] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1547.783660] cleanup_net (net/core/net_namespace.c:648)
[ 1547.783691] process_one_work (kernel/workqueue.c:3229)
[ 1547.783723] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1547.783753] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1547.783788] kthread (kernel/kthread.c:389)
[ 1547.783819] ? __pfx_kthread (kernel/kthread.c:342)
[ 1547.783844] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1547.783877] ? __pfx_kthread (kernel/kthread.c:342)
[ 1547.783907] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1547.880271] ------------[ cut here ]------------
| [ 1547.880322] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1547.880384] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1547.880695] Tainted: [W]=WARN
[ 1547.880719] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1547.880762] Workqueue: netns cleanup_net
[ 1547.880793] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1547.880832] 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
[ 1547.880955] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1547.880995] RAX: ffff89378e2dd508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1547.881060] RDX: ffff893784dba180 RSI: 0000000000000000 RDI: dead000000000122
[ 1547.881111] RBP: ffffb3adc005fb78 R08: ffff893784a9e6b8 R09: 0000000000000001
[ 1547.881161] R10: ffffffffa1f5f598 R11: 0000000000000000 R12: 0000000000000006
[ 1547.881212] R13: ffff893789e68000 R14: 0000000000000000 R15: 0000000000000000
[ 1547.881262] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1547.881319] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1547.881366] CR2: 00007f054f27b000 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1547.881417] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1547.881472] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1547.881522] PKRU: 55555554
[ 1547.881539] Call Trace:
[ 1547.881558]  <TASK>
[ 1547.881581] ? __warn (kernel/panic.c:748)
[ 1547.881614] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1547.881640] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1547.881669] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1547.881700] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1547.881725] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1547.881751] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1547.881782] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1547.881822] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1547.881852] vlan_device_event (net/8021q/vlan.c:528)
[ 1547.881878] notifier_call_chain (kernel/notifier.c:85)
[ 1547.881910] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1547.881950] cleanup_net (net/core/net_namespace.c:648)
[ 1547.881980] process_one_work (kernel/workqueue.c:3229)
[ 1547.882014] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1547.882042] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1547.882082] kthread (kernel/kthread.c:389)
[ 1547.882112] ? __pfx_kthread (kernel/kthread.c:342)
[ 1547.882137] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1547.882170] ? __pfx_kthread (kernel/kthread.c:342)
[ 1547.882200] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1547.882459] ------------[ cut here ]------------
| [ 1547.882498] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1547.882555] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1547.882859] Tainted: [W]=WARN
[ 1547.882884] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1547.882926] Workqueue: netns cleanup_net
[ 1547.882957] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1547.882991] 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
[ 1547.883112] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1547.883153] RAX: ffff89378e2dd508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1547.883204] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893789e6c000
[ 1547.883255] RBP: ffffb3adc005fb78 R08: ffff893786775a18 R09: ffff893781194a10
[ 1547.883306] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1547.883356] R13: dead000000000100 R14: ffff8937886bf900 R15: 0000000000000000
[ 1547.883408] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1547.883464] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1547.883512] CR2: 00007f054f27b000 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1547.883564] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1547.883618] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1547.883668] PKRU: 55555554
[ 1547.883685] Call Trace:
[ 1547.883702]  <TASK>
[ 1547.883719] ? __warn (kernel/panic.c:748)
[ 1547.883750] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1547.883775] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1547.883800] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1547.883832] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1547.883856] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1547.883882] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1547.883912] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1547.883953] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1547.883985] vlan_device_event (net/8021q/vlan.c:528)
[ 1547.884019] notifier_call_chain (kernel/notifier.c:85)
[ 1547.884050] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1547.884086] cleanup_net (net/core/net_namespace.c:648)
[ 1547.884119] process_one_work (kernel/workqueue.c:3229)
[ 1547.884144] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1547.884174] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1547.884208] kthread (kernel/kthread.c:389)
[ 1547.884240] ? __pfx_kthread (kernel/kthread.c:342)
[ 1547.884265] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1547.884296] ? __pfx_kthread (kernel/kthread.c:342)
[ 1547.884321] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1547.896079] ------------[ cut here ]------------
| [ 1547.896124] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1547.896180] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1547.896483] Tainted: [W]=WARN
[ 1547.896508] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1547.896551] Workqueue: netns cleanup_net
[ 1547.896583] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1547.896622] 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
[ 1547.896740] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1547.896774] RAX: ffff89378e2dd508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1547.896824] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893789e68000
[ 1547.896875] RBP: ffffb3adc005fcc0 R08: ffff89378932e908 R09: ffff893781194a10
[ 1547.896926] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1547.896976] R13: dead000000000100 R14: ffff8937886bf900 R15: 0000000000000000
[ 1547.897033] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1547.897090] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1547.897131] CR2: 00007f054f27b000 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1547.897183] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1547.897239] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1547.897290] PKRU: 55555554
[ 1547.897307] Call Trace:
[ 1547.897324]  <TASK>
[ 1547.897341] ? __warn (kernel/panic.c:748)
[ 1547.897366] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1547.897399] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1547.897430] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1547.897456] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1547.897481] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1547.897507] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1547.897537] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1547.897578] cleanup_net (net/core/net_namespace.c:648)
[ 1547.897614] process_one_work (kernel/workqueue.c:3229)
[ 1547.897645] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1547.897669] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1547.897704] kthread (kernel/kthread.c:389)
[ 1547.897735] ? __pfx_kthread (kernel/kthread.c:342)
[ 1547.897766] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1547.897791] ? __pfx_kthread (kernel/kthread.c:342)
[ 1547.897816] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1547.952120] ------------[ cut here ]------------
| [ 1547.952174] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1547.952234] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1547.952558] Tainted: [W]=WARN
[ 1547.952589] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1547.952633] Workqueue: netns cleanup_net
[ 1547.952670] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1547.952709] 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
[ 1547.952833] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1547.952873] RAX: ffff89378a31f508 RBX: 0000000000000000 RCX: ffff893787607560
[ 1547.952930] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937833ee000
[ 1547.952987] RBP: ffffb3adc005fcc0 R08: ffff893784ec22a8 R09: ffff893781194a10
[ 1547.953052] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1547.953109] R13: dead000000000100 R14: ffff8937886bf900 R15: 0000000000000000
[ 1547.953169] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1547.953228] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1547.953275] CR2: 00007f6dab1ed440 CR3: 000000000a502003 CR4: 0000000000772ef0
[ 1547.953333] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1547.953389] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1547.953445] PKRU: 55555554
[ 1547.953462] Call Trace:
[ 1547.953486]  <TASK>
[ 1547.953509] ? __warn (kernel/panic.c:748)
[ 1547.953544] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1547.953576] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1547.953610] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1547.953642] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1547.953672] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1547.953705] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1547.953735] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1547.953781] cleanup_net (net/core/net_namespace.c:648)
[ 1547.953815] process_one_work (kernel/workqueue.c:3229)
[ 1547.953847] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1547.953877] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1547.953917] kthread (kernel/kthread.c:389)
[ 1547.953948] ? __pfx_kthread (kernel/kthread.c:342)
[ 1547.953980] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1547.954019] ? __pfx_kthread (kernel/kthread.c:342)
[ 1547.954051] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1554.638085] ------------[ cut here ]------------
| [ 1554.638140] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1554.638200] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1554.638521] Tainted: [W]=WARN
[ 1554.638547] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1554.638591] Workqueue: netns cleanup_net
[ 1554.638632] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1554.638667] 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
[ 1554.638787] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1554.638832] RAX: ffff8937866bb508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1554.638884] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893784e12000
[ 1554.638935] RBP: ffffb3adc005fcc0 R08: ffff89378afe0000 R09: ffff893781194a10
[ 1554.638986] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1554.639046] R13: dead000000000100 R14: ffff89378e2e8800 R15: 0000000000000000
[ 1554.639103] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1554.639160] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1554.639207] CR2: 00007fd5be3bc000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1554.639260] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1554.639316] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1554.639367] PKRU: 55555554
[ 1554.639383] Call Trace:
[ 1554.639402]  <TASK>
[ 1554.639420] ? __warn (kernel/panic.c:748)
[ 1554.639463] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1554.639492] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1554.639535] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1554.639566] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1554.639593] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1554.639619] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1554.639651] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1554.639693] cleanup_net (net/core/net_namespace.c:648)
[ 1554.639724] process_one_work (kernel/workqueue.c:3229)
[ 1554.639756] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1554.639782] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1554.639824] kthread (kernel/kthread.c:389)
[ 1554.639862] ? __pfx_kthread (kernel/kthread.c:342)
[ 1554.639894] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1554.639934] ? __pfx_kthread (kernel/kthread.c:342)
[ 1554.639962] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1554.685129] ------------[ cut here ]------------
| [ 1554.685182] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1554.685244] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1554.685583] Tainted: [W]=WARN
[ 1554.685607] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1554.685652] Workqueue: netns cleanup_net
[ 1554.685693] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1554.685735] 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
[ 1554.685862] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1554.685896] RAX: ffff893783380508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1554.685957] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a60c000
[ 1554.686012] RBP: ffffb3adc005fcc0 R08: ffff89378a4697f8 R09: ffff893781194a10
[ 1554.686076] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1554.686127] R13: dead000000000100 R14: ffff89378e2e8800 R15: 0000000000000000
[ 1554.686179] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1554.686247] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1554.686296] CR2: 00007faa71cba000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1554.686360] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1554.686417] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1554.686469] PKRU: 55555554
[ 1554.686494] Call Trace:
[ 1554.686514]  <TASK>
[ 1554.686537] ? __warn (kernel/panic.c:748)
[ 1554.686571] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1554.686597] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1554.686633] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1554.686667] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1554.686703] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1554.686731] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1554.686762] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1554.686804] cleanup_net (net/core/net_namespace.c:648)
[ 1554.686836] process_one_work (kernel/workqueue.c:3229)
[ 1554.686867] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1554.686901] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1554.686938] kthread (kernel/kthread.c:389)
[ 1554.686971] ? __pfx_kthread (kernel/kthread.c:342)
[ 1554.687003] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1554.687038] ? __pfx_kthread (kernel/kthread.c:342)
[ 1554.687064] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1554.754227] ------------[ cut here ]------------
| [ 1554.754277] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1554.754339] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1554.754650] Tainted: [W]=WARN
[ 1554.754674] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1554.754717] Workqueue: netns cleanup_net
[ 1554.754749] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1554.754788] 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
[ 1554.754913] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1554.754953] RAX: ffff89378a376508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1554.755008] RDX: ffff893784d8e480 RSI: 0000000000000000 RDI: dead000000000122
[ 1554.755061] RBP: ffffb3adc005fb78 R08: ffff893784846b48 R09: 0000000000000001
[ 1554.755113] R10: ffffffffa1f5f598 R11: 0000000000000000 R12: 0000000000000006
[ 1554.755164] R13: ffff8937943f5000 R14: 0000000000000000 R15: 0000000000000000
[ 1554.755216] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1554.755272] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1554.755320] CR2: 00007f34bab8d000 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1554.755372] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1554.755422] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1554.755473] PKRU: 55555554
[ 1554.755490] Call Trace:
[ 1554.755508]  <TASK>
[ 1554.755531] ? __warn (kernel/panic.c:748)
[ 1554.755561] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1554.755586] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1554.755618] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1554.755649] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1554.755674] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1554.755707] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1554.755737] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1554.755779] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1554.755809] vlan_device_event (net/8021q/vlan.c:528)
[ 1554.755836] notifier_call_chain (kernel/notifier.c:85)
[ 1554.755868] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1554.755918] cleanup_net (net/core/net_namespace.c:648)
[ 1554.755949] process_one_work (kernel/workqueue.c:3229)
[ 1554.755981] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1554.756015] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1554.756052] kthread (kernel/kthread.c:389)
[ 1554.756084] ? __pfx_kthread (kernel/kthread.c:342)
[ 1554.756109] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1554.756141] ? __pfx_kthread (kernel/kthread.c:342)
[ 1554.756166] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1554.778107] ------------[ cut here ]------------
| [ 1554.778152] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1554.778211] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1554.778545] Tainted: [W]=WARN
[ 1554.778570] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1554.778612] Workqueue: netns cleanup_net
[ 1554.778647] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1554.778688] 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
[ 1554.778807] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1554.778841] RAX: ffff8937833e8508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1554.778892] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937943f5000
[ 1554.778942] RBP: ffffb3adc005fcc0 R08: ffff893788234330 R09: ffff893781194a10
[ 1554.778993] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1554.779052] R13: dead000000000100 R14: ffff89378e2e8800 R15: 0000000000000000
[ 1554.779114] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1554.779169] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1554.779211] CR2: 00007f34bab8d000 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1554.779263] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1554.779330] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1554.779381] PKRU: 55555554
[ 1554.779398] Call Trace:
[ 1554.779415]  <TASK>
[ 1554.779432] ? __warn (kernel/panic.c:748)
[ 1554.779463] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1554.779489] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1554.779521] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1554.779551] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1554.779577] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1554.779603] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1554.779628] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1554.779669] cleanup_net (net/core/net_namespace.c:648)
[ 1554.779700] process_one_work (kernel/workqueue.c:3229)
[ 1554.779732] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1554.779757] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1554.779792] kthread (kernel/kthread.c:389)
[ 1554.779822] ? __pfx_kthread (kernel/kthread.c:342)
[ 1554.779855] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1554.779886] ? __pfx_kthread (kernel/kthread.c:342)
[ 1554.779912] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1561.536100] ------------[ cut here ]------------
| [ 1561.536177] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1561.536257] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1561.536696] Tainted: [W]=WARN
[ 1561.536735] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1561.536797] Workqueue: netns cleanup_net
[ 1561.536844] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1561.536887] 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
[ 1561.537066] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1561.537122] RAX: ffff893787604508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1561.537195] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788e79000
[ 1561.537270] RBP: ffffb3adc005fcc0 R08: ffff893786539aa0 R09: ffff893781194a10
[ 1561.537345] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1561.537422] R13: dead000000000100 R14: ffff893789e64200 R15: 0000000000000000
[ 1561.537497] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1561.537579] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1561.537642] CR2: 00007fa1acf3f000 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1561.537719] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1561.537790] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1561.537865] PKRU: 55555554
[ 1561.537890] Call Trace:
[ 1561.537917]  <TASK>
[ 1561.537945] ? __warn (kernel/panic.c:748)
[ 1561.537987] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1561.538027] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1561.538072] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1561.538119] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1561.538158] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1561.538195] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1561.538229] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1561.538291] cleanup_net (net/core/net_namespace.c:648)
[ 1561.538327] process_one_work (kernel/workqueue.c:3229)
[ 1561.538374] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1561.538413] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1561.538461] kthread (kernel/kthread.c:389)
[ 1561.538498] ? __pfx_kthread (kernel/kthread.c:342)
[ 1561.538534] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1561.538582] ? __pfx_kthread (kernel/kthread.c:342)
[ 1561.538615] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1561.671241] ------------[ cut here ]------------
| [ 1561.671295] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1561.671355] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1561.671665] Tainted: [W]=WARN
[ 1561.671689] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1561.671731] Workqueue: netns cleanup_net
[ 1561.671763] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1561.671802] 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
[ 1561.671919] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1561.671953] RAX: ffff89379448e508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1561.672014] RDX: ffff8937874a8000 RSI: 0000000000000000 RDI: dead000000000122
[ 1561.672068] RBP: ffffb3adc005fb78 R08: ffff8937817478f8 R09: 0000000000000001
[ 1561.672117] R10: ffffffffa1f5f598 R11: 0000000000000000 R12: 0000000000000006
[ 1561.672167] R13: ffff893787600000 R14: 0000000000000000 R15: 0000000000000000
[ 1561.672219] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1561.672274] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1561.672322] CR2: 00007f895c705440 CR3: 0000000004c62004 CR4: 0000000000772ef0
[ 1561.672374] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1561.672429] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1561.672480] PKRU: 55555554
[ 1561.672497] Call Trace:
[ 1561.672515]  <TASK>
[ 1561.672538] ? __warn (kernel/panic.c:748)
[ 1561.672570] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1561.672596] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1561.672626] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1561.672658] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1561.672683] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1561.672714] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1561.672739] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1561.672780] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1561.672812] vlan_device_event (net/8021q/vlan.c:528)
[ 1561.672843] notifier_call_chain (kernel/notifier.c:85)
[ 1561.672875] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1561.672914] cleanup_net (net/core/net_namespace.c:648)
[ 1561.672945] process_one_work (kernel/workqueue.c:3229)
[ 1561.672976] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1561.673004] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1561.673039] kthread (kernel/kthread.c:389)
[ 1561.673071] ? __pfx_kthread (kernel/kthread.c:342)
[ 1561.673096] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1561.673126] ? __pfx_kthread (kernel/kthread.c:342)
[ 1561.673156] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1561.695181] ------------[ cut here ]------------
| [ 1561.695258] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1561.695314] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1561.695612] Tainted: [W]=WARN
[ 1561.695636] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1561.695679] Workqueue: netns cleanup_net
[ 1561.695710] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1561.695750] 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
[ 1561.695868] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1561.695907] RAX: ffff89378760d508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1561.695957] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893787600000
[ 1561.696014] RBP: ffffb3adc005fcc0 R08: ffff89378642c330 R09: ffff893781194a10
[ 1561.696068] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1561.696119] R13: dead000000000100 R14: ffff893789e64200 R15: 0000000000000000
[ 1561.696171] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1561.696229] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1561.696275] CR2: 00007f895c705440 CR3: 0000000004c62004 CR4: 0000000000772ef0
[ 1561.696325] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1561.696380] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1561.696430] PKRU: 55555554
[ 1561.696447] Call Trace:
[ 1561.696464]  <TASK>
[ 1561.696481] ? __warn (kernel/panic.c:748)
[ 1561.696512] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1561.696543] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1561.696579] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1561.696609] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1561.696635] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1561.696660] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1561.696692] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1561.696732] cleanup_net (net/core/net_namespace.c:648)
[ 1561.696762] process_one_work (kernel/workqueue.c:3229)
[ 1561.696787] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1561.696812] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1561.696846] kthread (kernel/kthread.c:389)
[ 1561.696877] ? __pfx_kthread (kernel/kthread.c:342)
[ 1561.696903] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1561.696935] ? __pfx_kthread (kernel/kthread.c:342)
[ 1561.696965] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1561.818143] ------------[ cut here ]------------
| [ 1561.818206] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1561.818297] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1561.818695] Tainted: [W]=WARN
[ 1561.818720] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1561.818763] Workqueue: netns cleanup_net
[ 1561.818793] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1561.818842] 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
[ 1561.818981] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1561.819034] RAX: ffff893784e13508 RBX: 0000000000000000 RCX: ffff893784ef8560
[ 1561.819107] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893784efd000
[ 1561.819177] RBP: ffffb3adc005fcc0 R08: ffff893787915110 R09: ffff893781194a10
[ 1561.819244] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1561.819315] R13: dead000000000100 R14: ffff893789e64100 R15: 0000000000000000
[ 1561.819368] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1561.819435] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1561.819497] CR2: 00007f7ccfd60000 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1561.819563] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1561.819630] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1561.819705] PKRU: 55555554
[ 1561.819730] Call Trace:
[ 1561.819756]  <TASK>
[ 1561.819781] ? __warn (kernel/panic.c:748)
[ 1561.819833] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1561.819868] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1561.819915] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1561.819961] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1561.820003] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1561.820050] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1561.820087] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1561.820147] cleanup_net (net/core/net_namespace.c:648)
[ 1561.820189] process_one_work (kernel/workqueue.c:3229)
[ 1561.820232] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1561.820269] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1561.820318] kthread (kernel/kthread.c:389)
[ 1561.820364] ? __pfx_kthread (kernel/kthread.c:342)
[ 1561.820400] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1561.820447] ? __pfx_kthread (kernel/kthread.c:342)
[ 1561.820482] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1568.662186] ------------[ cut here ]------------
| [ 1568.662280] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1568.662362] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1568.662702] Tainted: [W]=WARN
[ 1568.662742] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1568.662800] Workqueue: netns cleanup_net
[ 1568.662843] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1568.662897] 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
[ 1568.663028] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1568.663091] RAX: ffff893783164508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1568.663155] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937865cf000
[ 1568.663220] RBP: ffffb3adc005fcc0 R08: ffff893784c34b28 R09: ffff893781194a10
[ 1568.663280] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1568.663350] R13: dead000000000100 R14: ffff893786400b00 R15: 0000000000000000
[ 1568.663411] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1568.663477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1568.663529] CR2: 00007fcc37d88000 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1568.663595] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1568.663661] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1568.663735] PKRU: 55555554
[ 1568.663771] Call Trace:
[ 1568.663803]  <TASK>
[ 1568.663838] ? __warn (kernel/panic.c:748)
[ 1568.663883] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1568.663928] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1568.663974] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1568.664025] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1568.664066] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1568.664110] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1568.664162] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1568.664217] cleanup_net (net/core/net_namespace.c:648)
[ 1568.664260] process_one_work (kernel/workqueue.c:3229)
[ 1568.664316] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1568.664365] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1568.664414] kthread (kernel/kthread.c:389)
[ 1568.664468] ? __pfx_kthread (kernel/kthread.c:342)
[ 1568.664514] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1568.664557] ? __pfx_kthread (kernel/kthread.c:342)
[ 1568.664608] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1568.744313] ------------[ cut here ]------------
| [ 1568.744359] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1568.744419] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1568.744730] Tainted: [W]=WARN
[ 1568.744755] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1568.744797] Workqueue: netns cleanup_net
[ 1568.744829] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1568.744867] 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
[ 1568.744988] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1568.745032] RAX: ffff89378a968508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1568.745087] RDX: ffff893784dba180 RSI: 0000000000000000 RDI: dead000000000122
[ 1568.745136] RBP: ffffb3adc005fb78 R08: ffff893784a39d98 R09: 0000000000000001
[ 1568.745186] R10: ffffffffa1f5f598 R11: 0000000000000075 R12: 0000000000000006
[ 1568.745235] R13: ffff893783161000 R14: 0000000000000000 R15: 0000000000000000
[ 1568.745285] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1568.745343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1568.745390] CR2: 000055ae9ec84dec CR3: 000000000e3c6005 CR4: 0000000000772ef0
[ 1568.745442] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1568.745497] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1568.745548] PKRU: 55555554
[ 1568.745564] Call Trace:
[ 1568.745582]  <TASK>
[ 1568.745604] ? __warn (kernel/panic.c:748)
[ 1568.745636] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1568.745667] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1568.745698] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1568.745729] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1568.745754] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1568.745786] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1568.745817] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1568.745856] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1568.745887] vlan_device_event (net/8021q/vlan.c:528)
[ 1568.745918] notifier_call_chain (kernel/notifier.c:85)
[ 1568.745949] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1568.745990] cleanup_net (net/core/net_namespace.c:648)
[ 1568.746024] process_one_work (kernel/workqueue.c:3229)
[ 1568.746056] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1568.746080] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1568.746120] kthread (kernel/kthread.c:389)
[ 1568.746152] ? __pfx_kthread (kernel/kthread.c:342)
[ 1568.746182] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1568.746214] ? __pfx_kthread (kernel/kthread.c:342)
[ 1568.746244] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1568.746550] ------------[ cut here ]------------
| [ 1568.746589] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1568.746645] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1568.746944] Tainted: [W]=WARN
[ 1568.746969] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1568.747030] Workqueue: netns cleanup_net
[ 1568.747061] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1568.747102] 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
[ 1568.747224] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1568.747262] RAX: ffff89378a968508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1568.747318] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937865c8000
[ 1568.747367] RBP: ffffb3adc005fb78 R08: ffff8937867d8440 R09: ffff893781194a10
[ 1568.747417] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1568.747465] R13: dead000000000100 R14: ffff893787c91200 R15: 0000000000000000
[ 1568.747516] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1568.747571] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1568.747618] CR2: 000055ae9ec84dec CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1568.747668] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1568.747729] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1568.747778] PKRU: 55555554
[ 1568.747795] Call Trace:
[ 1568.747811]  <TASK>
[ 1568.747833] ? __warn (kernel/panic.c:748)
[ 1568.747864] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1568.747889] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1568.747919] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1568.747951] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1568.747976] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1568.748006] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1568.748036] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1568.748077] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1568.748107] vlan_device_event (net/8021q/vlan.c:528)
[ 1568.748138] notifier_call_chain (kernel/notifier.c:85)
[ 1568.748171] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1568.748210] cleanup_net (net/core/net_namespace.c:648)
[ 1568.748240] process_one_work (kernel/workqueue.c:3229)
[ 1568.748271] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1568.748295] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1568.748329] kthread (kernel/kthread.c:389)
[ 1568.748360] ? __pfx_kthread (kernel/kthread.c:342)
[ 1568.748390] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1568.748421] ? __pfx_kthread (kernel/kthread.c:342)
[ 1568.748446] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1568.755127] ------------[ cut here ]------------
| [ 1568.755166] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1568.755225] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1568.755525] Tainted: [W]=WARN
[ 1568.755549] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1568.755591] Workqueue: netns cleanup_net
[ 1568.755622] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1568.755661] 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
[ 1568.755781] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1568.755815] RAX: ffff89378a968508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1568.755863] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893783161000
[ 1568.755914] RBP: ffffb3adc005fcc0 R08: ffff893788725000 R09: ffff893781194a10
[ 1568.755963] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1568.756016] R13: dead000000000100 R14: ffff893787c91200 R15: 0000000000000000
[ 1568.756069] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1568.756131] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1568.756177] CR2: 000055ae9ec84dec CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1568.756227] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1568.756281] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1568.756330] PKRU: 55555554
[ 1568.756347] Call Trace:
[ 1568.756365]  <TASK>
[ 1568.756382] ? __warn (kernel/panic.c:748)
[ 1568.756412] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1568.756437] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1568.756468] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1568.756499] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1568.756530] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1568.756556] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1568.756587] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1568.756628] cleanup_net (net/core/net_namespace.c:648)
[ 1568.756659] process_one_work (kernel/workqueue.c:3229)
[ 1568.756691] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1568.756715] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1568.756748] kthread (kernel/kthread.c:389)
[ 1568.756779] ? __pfx_kthread (kernel/kthread.c:342)
[ 1568.756810] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1568.756842] ? __pfx_kthread (kernel/kthread.c:342)
[ 1568.756867] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1568.834115] ------------[ cut here ]------------
| [ 1568.834165] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1568.834229] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1568.834533] Tainted: [W]=WARN
[ 1568.834558] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1568.834601] Workqueue: netns cleanup_net
[ 1568.834632] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1568.834672] 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
[ 1568.834795] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1568.834834] RAX: ffff89378a376508 RBX: 0000000000000000 RCX: ffff8937864d2560
[ 1568.834891] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a9e9000
[ 1568.834946] RBP: ffffb3adc005fcc0 R08: ffff89378b1ce198 R09: ffff893781194a10
[ 1568.835009] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1568.835065] R13: dead000000000100 R14: ffff893787c91200 R15: 0000000000000000
[ 1568.835116] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1568.835171] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1568.835217] CR2: 00007f0503519440 CR3: 0000000006776006 CR4: 0000000000772ef0
[ 1568.835268] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1568.835323] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1568.835373] PKRU: 55555554
[ 1568.835390] Call Trace:
[ 1568.835409]  <TASK>
[ 1568.835433] ? __warn (kernel/panic.c:748)
[ 1568.835464] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1568.835501] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1568.835532] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1568.835563] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1568.835589] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1568.835620] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1568.835650] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1568.835695] cleanup_net (net/core/net_namespace.c:648)
[ 1568.835725] process_one_work (kernel/workqueue.c:3229)
[ 1568.835756] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1568.835781] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1568.835815] kthread (kernel/kthread.c:389)
[ 1568.835845] ? __pfx_kthread (kernel/kthread.c:342)
[ 1568.835870] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1568.835901] ? __pfx_kthread (kernel/kthread.c:342)
[ 1568.835938] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1575.577173] ------------[ cut here ]------------
| [ 1575.577229] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1575.577292] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1575.577602] Tainted: [W]=WARN
[ 1575.577627] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1575.577670] Workqueue: netns cleanup_net
[ 1575.577702] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1575.577741] 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
[ 1575.577863] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1575.577903] RAX: ffff893787932508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1575.577954] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a373000
[ 1575.578008] RBP: ffffb3adc005fcc0 R08: ffff893782acd440 R09: ffff893781194a10
[ 1575.578066] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1575.578117] R13: dead000000000100 R14: ffff893787c91f00 R15: 0000000000000000
[ 1575.578169] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1575.578227] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1575.578274] CR2: 000055ae9ec00990 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1575.578326] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1575.578381] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1575.578432] PKRU: 55555554
[ 1575.578450] Call Trace:
[ 1575.578469]  <TASK>
[ 1575.578490] ? __warn (kernel/panic.c:748)
[ 1575.578524] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1575.578549] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1575.578579] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1575.578609] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1575.578634] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1575.578666] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1575.578698] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1575.578738] cleanup_net (net/core/net_namespace.c:648)
[ 1575.578769] process_one_work (kernel/workqueue.c:3229)
[ 1575.578799] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1575.578824] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1575.578859] kthread (kernel/kthread.c:389)
[ 1575.578892] ? __pfx_kthread (kernel/kthread.c:342)
[ 1575.578923] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1575.578954] ? __pfx_kthread (kernel/kthread.c:342)
[ 1575.578983] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1575.640095] ------------[ cut here ]------------
| [ 1575.640160] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1575.640223] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1575.640535] Tainted: [W]=WARN
[ 1575.640565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1575.640606] Workqueue: netns cleanup_net
[ 1575.640639] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1575.640678] 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
[ 1575.640799] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1575.640837] RAX: ffff893783355508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1575.640887] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893787936000
[ 1575.640941] RBP: ffffb3adc005fcc0 R08: ffff8937865f9198 R09: ffff893781194a10
[ 1575.640992] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1575.641043] R13: dead000000000100 R14: ffff893787c91f00 R15: 0000000000000000
[ 1575.641095] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1575.641150] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1575.641197] CR2: 000055ae9ec00990 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1575.641249] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1575.641304] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1575.641360] PKRU: 55555554
[ 1575.641376] Call Trace:
[ 1575.641394]  <TASK>
[ 1575.641416] ? __warn (kernel/panic.c:748)
[ 1575.641450] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1575.641475] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1575.641507] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1575.641538] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1575.641563] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1575.641589] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1575.641621] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1575.641661] cleanup_net (net/core/net_namespace.c:648)
[ 1575.641692] process_one_work (kernel/workqueue.c:3229)
[ 1575.641717] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1575.641742] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1575.641775] kthread (kernel/kthread.c:389)
[ 1575.641807] ? __pfx_kthread (kernel/kthread.c:342)
[ 1575.641838] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1575.641870] ? __pfx_kthread (kernel/kthread.c:342)
[ 1575.641901] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1575.720374] ------------[ cut here ]------------
| [ 1575.720454] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1575.720521] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1575.720829] Tainted: [W]=WARN
[ 1575.720870] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1575.720925] Workqueue: netns cleanup_net
[ 1575.720968] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1575.721031] 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
[ 1575.721152] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1575.721199] RAX: ffff89378a60c508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1575.721261] RDX: ffff893784d8d3c0 RSI: 0000000000000000 RDI: dead000000000122
[ 1575.721324] RBP: ffffb3adc005fb78 R08: ffff893784a4a900 R09: 0000000000000001
[ 1575.721385] R10: ffffffffa1f5f598 R11: 0000000000000001 R12: 0000000000000006
[ 1575.721444] R13: ffff893781b29000 R14: 0000000000000000 R15: 0000000000000000
[ 1575.721506] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1575.721570] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1575.721627] CR2: 00007f184cd18440 CR3: 000000000e4b8005 CR4: 0000000000772ef0
[ 1575.721691] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1575.721750] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1575.721815] PKRU: 55555554
[ 1575.721849] Call Trace:
[ 1575.721881]  <TASK>
[ 1575.721914] ? __warn (kernel/panic.c:748)
[ 1575.721955] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1575.722004] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1575.722046] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1575.722086] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1575.722126] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1575.722165] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1575.722205] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1575.722254] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1575.722294] vlan_device_event (net/8021q/vlan.c:528)
[ 1575.722334] notifier_call_chain (kernel/notifier.c:85)
[ 1575.722375] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1575.722423] cleanup_net (net/core/net_namespace.c:648)
[ 1575.722463] process_one_work (kernel/workqueue.c:3229)
[ 1575.722502] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1575.722536] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1575.722582] kthread (kernel/kthread.c:389)
[ 1575.722622] ? __pfx_kthread (kernel/kthread.c:342)
[ 1575.722662] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1575.722702] ? __pfx_kthread (kernel/kthread.c:342)
[ 1575.722740] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1575.741241] ------------[ cut here ]------------
| [ 1575.741397] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1575.741467] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1575.741766] Tainted: [W]=WARN
[ 1575.741807] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1575.741861] Workqueue: netns cleanup_net
[ 1575.741906] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1575.741952] 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
[ 1575.742084] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1575.742132] RAX: ffff893784ef8508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1575.742191] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893781b29000
[ 1575.742253] RBP: ffffb3adc005fcc0 R08: ffff893784c7cf68 R09: ffff893781194a10
[ 1575.742315] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1575.742375] R13: dead000000000100 R14: ffff893786400400 R15: 0000000000000000
[ 1575.742438] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1575.742500] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1575.742554] CR2: 00007f184cd18440 CR3: 000000000e4b8005 CR4: 0000000000772ef0
[ 1575.742616] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1575.742678] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1575.742745] PKRU: 55555554
[ 1575.742781] Call Trace:
[ 1575.742817]  <TASK>
[ 1575.742856] ? __warn (kernel/panic.c:748)
[ 1575.742899] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1575.742938] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1575.742981] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1575.743026] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1575.743067] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1575.743107] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1575.743145] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1575.743196] cleanup_net (net/core/net_namespace.c:648)
[ 1575.743235] process_one_work (kernel/workqueue.c:3229)
[ 1575.743276] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1575.743315] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1575.743360] kthread (kernel/kthread.c:389)
[ 1575.743402] ? __pfx_kthread (kernel/kthread.c:342)
[ 1575.743440] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1575.743480] ? __pfx_kthread (kernel/kthread.c:342)
[ 1575.743521] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1582.775166] ------------[ cut here ]------------
| [ 1582.775211] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1582.775295] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1582.775605] Tainted: [W]=WARN
[ 1582.775630] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1582.775673] Workqueue: netns cleanup_net
[ 1582.775705] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1582.775744] 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
[ 1582.775868] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1582.775907] RAX: ffff8937865c9508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1582.775958] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788e7e000
[ 1582.776014] RBP: ffffb3adc005fcc0 R08: ffff89378793c908 R09: ffff893781194a10
[ 1582.776068] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1582.776119] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 1582.776171] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1582.776228] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1582.776275] CR2: 000055ae9ec84dec CR3: 000000000e3c6001 CR4: 0000000000772ef0
[ 1582.776327] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1582.776382] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1582.776432] PKRU: 55555554
[ 1582.776450] Call Trace:
[ 1582.776468]  <TASK>
[ 1582.776492] ? __warn (kernel/panic.c:748)
[ 1582.776524] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1582.776555] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1582.776587] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1582.776618] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1582.776644] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1582.776669] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1582.776694] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1582.776735] cleanup_net (net/core/net_namespace.c:648)
[ 1582.776766] process_one_work (kernel/workqueue.c:3229)
[ 1582.776798] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1582.776822] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1582.776857] kthread (kernel/kthread.c:389)
[ 1582.776888] ? __pfx_kthread (kernel/kthread.c:342)
[ 1582.776919] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1582.776950] ? __pfx_kthread (kernel/kthread.c:342)
[ 1582.776981] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1582.944217] ------------[ cut here ]------------
| [ 1582.944355] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1582.944418] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1582.944730] Tainted: [W]=WARN
[ 1582.944754] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1582.944797] Workqueue: netns cleanup_net
[ 1582.944829] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1582.944868] 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
[ 1582.944986] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1582.945027] RAX: ffff89378b279508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1582.945083] RDX: ffff893784d8b240 RSI: 0000000000000000 RDI: dead000000000122
[ 1582.945133] RBP: ffffb3adc005fb78 R08: ffff8937817456c0 R09: 0000000000000001
[ 1582.945184] R10: ffffffffa1f5f5c8 R11: 0000000000000001 R12: 0000000000000006
[ 1582.945234] R13: ffff893781b2d000 R14: 0000000000000000 R15: 0000000000000000
[ 1582.945286] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1582.945343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1582.945390] CR2: 000055ae9ec84dec CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1582.945442] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1582.945497] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1582.945547] PKRU: 55555554
[ 1582.945564] Call Trace:
[ 1582.945583]  <TASK>
[ 1582.945605] ? __warn (kernel/panic.c:748)
[ 1582.945634] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1582.945660] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1582.945691] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1582.945723] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1582.945748] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1582.945779] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1582.945804] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1582.945845] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1582.945876] vlan_device_event (net/8021q/vlan.c:528)
[ 1582.945908] notifier_call_chain (kernel/notifier.c:85)
[ 1582.945940] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1582.945979] cleanup_net (net/core/net_namespace.c:648)
[ 1582.946013] process_one_work (kernel/workqueue.c:3229)
[ 1582.946050] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1582.946075] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1582.946108] kthread (kernel/kthread.c:389)
[ 1582.946140] ? __pfx_kthread (kernel/kthread.c:342)
[ 1582.946165] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1582.946196] ? __pfx_kthread (kernel/kthread.c:342)
[ 1582.946221] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1582.946478] ------------[ cut here ]------------
| [ 1582.946518] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1582.946576] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1582.946880] Tainted: [W]=WARN
[ 1582.946905] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1582.946946] Workqueue: netns cleanup_net
[ 1582.946978] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1582.947022] 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
[ 1582.947148] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1582.947187] RAX: ffff89378b279508 RBX: 0000000000000000 RCX: ffff89378a31b560
[ 1582.947237] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893783355000
[ 1582.947287] RBP: ffffb3adc005fb78 R08: ffff89378a988110 R09: ffff893781194a10
[ 1582.947337] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1582.947388] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 1582.947440] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1582.947499] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1582.947547] CR2: 000055ae9ec84dec CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1582.947597] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1582.947652] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1582.947702] PKRU: 55555554
[ 1582.947719] Call Trace:
[ 1582.947736]  <TASK>
[ 1582.947752] ? __warn (kernel/panic.c:748)
[ 1582.947778] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1582.947803] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1582.947835] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1582.947865] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1582.947896] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1582.947922] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1582.947953] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1582.947993] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1582.948027] vlan_device_event (net/8021q/vlan.c:528)
[ 1582.948059] notifier_call_chain (kernel/notifier.c:85)
[ 1582.948089] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1582.948124] cleanup_net (net/core/net_namespace.c:648)
[ 1582.948154] process_one_work (kernel/workqueue.c:3229)
[ 1582.948179] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1582.948204] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1582.948243] kthread (kernel/kthread.c:389)
[ 1582.948273] ? __pfx_kthread (kernel/kthread.c:342)
[ 1582.948299] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1582.948324] ? __pfx_kthread (kernel/kthread.c:342)
[ 1582.948349] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1582.966186] ------------[ cut here ]------------
| [ 1582.966313] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1582.966377] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1582.966683] Tainted: [W]=WARN
[ 1582.966708] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1582.966751] Workqueue: netns cleanup_net
[ 1582.966781] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1582.966816] 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
[ 1582.966939] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1582.966973] RAX: ffff89378b278508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1582.967031] RDX: ffff893784d8a180 RSI: 0000000000000000 RDI: dead000000000122
[ 1582.967087] RBP: ffffb3adc005fb78 R08: ffff893784a38238 R09: 0000000000000001
[ 1582.967137] R10: ffffffffa1f5f5c8 R11: 0000000000000000 R12: 0000000000000006
[ 1582.967187] R13: ffff893788e7c000 R14: 0000000000000000 R15: 0000000000000000
[ 1582.967239] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1582.967295] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1582.967343] CR2: 000055ae9ec84dec CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1582.967394] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1582.967449] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1582.967500] PKRU: 55555554
[ 1582.967517] Call Trace:
[ 1582.967535]  <TASK>
[ 1582.967551] ? __warn (kernel/panic.c:748)
[ 1582.967583] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1582.967614] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1582.967640] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1582.967673] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1582.967698] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1582.967724] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1582.967754] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1582.967794] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1582.967825] vlan_device_event (net/8021q/vlan.c:528)
[ 1582.967851] notifier_call_chain (kernel/notifier.c:85)
[ 1582.967883] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1582.967923] cleanup_net (net/core/net_namespace.c:648)
[ 1582.967953] process_one_work (kernel/workqueue.c:3229)
[ 1582.967978] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1582.968007] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1582.968043] kthread (kernel/kthread.c:389)
[ 1582.968073] ? __pfx_kthread (kernel/kthread.c:342)
[ 1582.968098] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1582.968130] ? __pfx_kthread (kernel/kthread.c:342)
[ 1582.968156] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1582.984084] ------------[ cut here ]------------
| [ 1582.984209] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1582.984266] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1582.984572] Tainted: [W]=WARN
[ 1582.984597] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1582.984640] Workqueue: netns cleanup_net
[ 1582.984671] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1582.984705] 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
[ 1582.984829] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1582.984868] RAX: ffff89378e132508 RBX: 0000000000000000 RCX: ffff893788cd2560
[ 1582.984919] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788e7c000
[ 1582.984970] RBP: ffffb3adc005fcc0 R08: ffff893782ad17f8 R09: ffff893781194a10
[ 1582.985029] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1582.985085] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 1582.985141] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1582.985196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1582.985238] CR2: 000055ae9ec84dec CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1582.985291] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1582.985346] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1582.985396] PKRU: 55555554
[ 1582.985414] Call Trace:
[ 1582.985431]  <TASK>
[ 1582.985447] ? __warn (kernel/panic.c:748)
[ 1582.985473] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1582.985505] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1582.985536] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1582.985568] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1582.985593] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1582.985619] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1582.985649] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1582.985690] cleanup_net (net/core/net_namespace.c:648)
[ 1582.985722] process_one_work (kernel/workqueue.c:3229)
[ 1582.985753] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1582.985778] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1582.985812] kthread (kernel/kthread.c:389)
[ 1582.985843] ? __pfx_kthread (kernel/kthread.c:342)
[ 1582.985869] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1582.985901] ? __pfx_kthread (kernel/kthread.c:342)
[ 1582.985926] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1589.898263] ------------[ cut here ]------------
| [ 1589.898333] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1589.898399] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1589.898699] Tainted: [W]=WARN
[ 1589.898736] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1589.898790] Workqueue: netns cleanup_net
[ 1589.898833] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1589.898879] 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
[ 1589.899003] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1589.899052] RAX: ffff89378e2dd508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1589.899113] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378b27b000
[ 1589.899173] RBP: ffffb3adc005fcc0 R08: ffff89378e3d8d48 R09: ffff893781194a10
[ 1589.899234] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1589.899293] R13: dead000000000100 R14: ffff893787c91b00 R15: 0000000000000000
[ 1589.899356] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1589.899418] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1589.899473] CR2: 00000000004060bb CR3: 000000000aec6004 CR4: 0000000000772ef0
[ 1589.899535] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1589.899595] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1589.899664] PKRU: 55555554
[ 1589.899694] Call Trace:
[ 1589.899725]  <TASK>
[ 1589.899759] ? __warn (kernel/panic.c:748)
[ 1589.899801] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1589.899840] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1589.899882] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1589.899921] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1589.899962] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1589.900007] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1589.900046] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1589.900096] cleanup_net (net/core/net_namespace.c:648)
[ 1589.900136] process_one_work (kernel/workqueue.c:3229)
[ 1589.900177] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1589.900215] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1589.900261] kthread (kernel/kthread.c:389)
[ 1589.900302] ? __pfx_kthread (kernel/kthread.c:342)
[ 1589.900340] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1589.900384] ? __pfx_kthread (kernel/kthread.c:342)
[ 1589.900421] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1589.979396] ------------[ cut here ]------------
| [ 1589.979446] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1589.979512] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1589.979848] Tainted: [W]=WARN
[ 1589.979878] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1589.979922] Workqueue: netns cleanup_net
[ 1589.979959] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1589.980009] 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
[ 1589.980138] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1589.980177] RAX: ffff893784fd7508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1589.980236] RDX: ffff893784d890c0 RSI: 0000000000000000 RDI: dead000000000122
[ 1589.980294] RBP: ffffb3adc005fb78 R08: ffff893784a76b48 R09: 0000000000000001
[ 1589.980351] R10: ffffffffa1f5f598 R11: 0000000000000000 R12: 0000000000000006
[ 1589.980409] R13: ffff893783384000 R14: 0000000000000000 R15: 0000000000000000
[ 1589.980469] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1589.980530] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1589.980577] CR2: 000055cc7c81a548 CR3: 0000000008c4c001 CR4: 0000000000772ef0
[ 1589.980636] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1589.980691] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1589.980751] PKRU: 55555554
[ 1589.980773] Call Trace:
[ 1589.980798]  <TASK>
[ 1589.980820] ? __warn (kernel/panic.c:748)
[ 1589.980855] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1589.980886] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1589.980922] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1589.980953] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1589.980985] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1589.981032] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1589.981065] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1589.981111] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1589.981147] vlan_device_event (net/8021q/vlan.c:528)
[ 1589.981181] notifier_call_chain (kernel/notifier.c:85)
[ 1589.981216] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1589.981258] cleanup_net (net/core/net_namespace.c:648)
[ 1589.981291] process_one_work (kernel/workqueue.c:3229)
[ 1589.981325] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1589.981357] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1589.981397] kthread (kernel/kthread.c:389)
[ 1589.981428] ? __pfx_kthread (kernel/kthread.c:342)
[ 1589.981461] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1589.981497] ? __pfx_kthread (kernel/kthread.c:342)
[ 1589.981528] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1589.981896] ------------[ cut here ]------------
| [ 1589.981943] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1589.982013] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1589.982340] Tainted: [W]=WARN
[ 1589.982371] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1589.982420] Workqueue: netns cleanup_net
[ 1589.982455] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1589.982496] 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
[ 1589.982622] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1589.982665] RAX: ffff893784fd7508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1589.982720] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378e243000
[ 1589.982778] RBP: ffffb3adc005fb78 R08: ffff893787e8b660 R09: ffff893781194a10
[ 1589.982835] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1589.982893] R13: dead000000000100 R14: ffff8937886bfc00 R15: 0000000000000000
[ 1589.982952] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1589.983022] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1589.983073] CR2: 000055cc7c81a548 CR3: 000000002d646005 CR4: 0000000000772ef0
[ 1589.983131] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1589.983188] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1589.983246] PKRU: 55555554
[ 1589.983269] Call Trace:
[ 1589.983295]  <TASK>
[ 1589.983318] ? __warn (kernel/panic.c:748)
[ 1589.983350] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1589.983382] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1589.983414] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1589.983446] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1589.983476] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1589.983509] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1589.983539] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1589.983581] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1589.983616] vlan_device_event (net/8021q/vlan.c:528)
[ 1589.983648] notifier_call_chain (kernel/notifier.c:85)
[ 1589.983678] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1589.983719] cleanup_net (net/core/net_namespace.c:648)
[ 1589.983751] process_one_work (kernel/workqueue.c:3229)
[ 1589.983781] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1589.983806] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1589.983840] kthread (kernel/kthread.c:389)
[ 1589.983874] ? __pfx_kthread (kernel/kthread.c:342)
[ 1589.983906] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1589.983937] ? __pfx_kthread (kernel/kthread.c:342)
[ 1589.983962] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1590.003084] ------------[ cut here ]------------
| [ 1590.003128] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1590.003187] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1590.003509] Tainted: [W]=WARN
[ 1590.003534] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1590.003577] Workqueue: netns cleanup_net
[ 1590.003610] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1590.003644] 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
[ 1590.003768] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1590.003809] RAX: ffff893784fd7508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1590.003859] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893783384000
[ 1590.003910] RBP: ffffb3adc005fcc0 R08: ffff893788536660 R09: ffff893781194a10
[ 1590.003961] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1590.004018] R13: dead000000000100 R14: ffff8937886bfc00 R15: 0000000000000000
[ 1590.004077] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1590.004134] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1590.004182] CR2: 000055cc7c81a548 CR3: 000000002d646005 CR4: 0000000000772ef0
[ 1590.004234] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1590.004284] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1590.004334] PKRU: 55555554
[ 1590.004352] Call Trace:
[ 1590.004370]  <TASK>
[ 1590.004387] ? __warn (kernel/panic.c:748)
[ 1590.004418] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1590.004451] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1590.004483] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1590.004514] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1590.004540] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1590.004566] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1590.004599] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1590.004641] cleanup_net (net/core/net_namespace.c:648)
[ 1590.004673] process_one_work (kernel/workqueue.c:3229)
[ 1590.004704] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1590.004729] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1590.004762] kthread (kernel/kthread.c:389)
[ 1590.004795] ? __pfx_kthread (kernel/kthread.c:342)
[ 1590.004826] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1590.004858] ? __pfx_kthread (kernel/kthread.c:342)
[ 1590.004888] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1590.072152] ------------[ cut here ]------------
| [ 1590.072292] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1590.072362] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1590.072676] Tainted: [W]=WARN
[ 1590.072701] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1590.072743] Workqueue: netns cleanup_net
[ 1590.072775] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1590.072815] 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
[ 1590.072932] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1590.072966] RAX: ffff89378855c508 RBX: 0000000000000000 RCX: ffff89378a375560
[ 1590.073024] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937864a2000
[ 1590.073081] RBP: ffffb3adc005fcc0 R08: ffff89378ae9c110 R09: ffff893781194a10
[ 1590.073132] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1590.073182] R13: dead000000000100 R14: ffff8937886bfc00 R15: 0000000000000000
[ 1590.073234] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1590.073291] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1590.073338] CR2: 00007fe1ace3a000 CR3: 000000002d646005 CR4: 0000000000772ef0
[ 1590.073390] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1590.073444] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1590.073495] PKRU: 55555554
[ 1590.073512] Call Trace:
[ 1590.073530]  <TASK>
[ 1590.073553] ? __warn (kernel/panic.c:748)
[ 1590.073586] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1590.073611] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1590.073643] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1590.073674] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1590.073700] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1590.073732] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1590.073762] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1590.073803] cleanup_net (net/core/net_namespace.c:648)
[ 1590.073835] process_one_work (kernel/workqueue.c:3229)
[ 1590.073866] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1590.073898] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1590.073937] kthread (kernel/kthread.c:389)
[ 1590.073968] ? __pfx_kthread (kernel/kthread.c:342)
[ 1590.073996] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1590.074036] ? __pfx_kthread (kernel/kthread.c:342)
[ 1590.074061] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1596.948080] ------------[ cut here ]------------
| [ 1596.948159] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1596.948221] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1596.948532] Tainted: [W]=WARN
[ 1596.948556] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1596.948599] Workqueue: netns cleanup_net
[ 1596.948634] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1596.948673] 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
[ 1596.948798] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1596.948838] RAX: ffff8937876f2508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1596.948889] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a177000
[ 1596.948940] RBP: ffffb3adc005fcc0 R08: ffff89378a2ed4c8 R09: ffff893781194a10
[ 1596.948991] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1596.949053] R13: dead000000000100 R14: ffff893787c91200 R15: 0000000000000000
[ 1596.949109] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1596.949165] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1596.949211] CR2: 000055ae9ec00990 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1596.949263] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1596.949318] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1596.949369] PKRU: 55555554
[ 1596.949386] Call Trace:
[ 1596.949405]  <TASK>
[ 1596.949428] ? __warn (kernel/panic.c:748)
[ 1596.949459] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1596.949489] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1596.949522] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1596.949553] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1596.949579] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1596.949613] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1596.949644] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1596.949686] cleanup_net (net/core/net_namespace.c:648)
[ 1596.949717] process_one_work (kernel/workqueue.c:3229)
[ 1596.949749] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1596.949779] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1596.949813] kthread (kernel/kthread.c:389)
[ 1596.949844] ? __pfx_kthread (kernel/kthread.c:342)
[ 1596.949870] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1596.949902] ? __pfx_kthread (kernel/kthread.c:342)
[ 1596.949932] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1597.034475] ------------[ cut here ]------------
| [ 1597.034556] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1597.034624] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1597.034922] Tainted: [W]=WARN
[ 1597.034961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1597.035024] Workqueue: netns cleanup_net
[ 1597.035070] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1597.035116] 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
[ 1597.035250] RSP: 0000:ffffb3adc005fc48 EFLAGS: 00010283
[ 1597.035298] RAX: ffff89378b279508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1597.035363] RDX: ffff893784d8e480 RSI: 0000000000000000 RDI: dead000000000122
[ 1597.035433] RBP: ffffb3adc005fb78 R08: ffff893784a8ffd0 R09: 0000000000000001
[ 1597.035497] R10: ffffffffa1f5f5c8 R11: 000000000000008d R12: 0000000000000006
[ 1597.035560] R13: ffff89378a174000 R14: 0000000000000000 R15: 0000000000000000
[ 1597.035623] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1597.035684] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1597.035739] CR2: 00007fad229daca0 CR3: 00000000032cc001 CR4: 0000000000772ef0
[ 1597.035804] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1597.035877] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1597.035941] PKRU: 55555554
[ 1597.035962] Call Trace:
[ 1597.036018]  <TASK>
[ 1597.036061] ? __warn (kernel/panic.c:748)
[ 1597.036113] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1597.036156] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1597.036196] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1597.036238] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1597.036276] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1597.036316] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1597.036357] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1597.036405] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1597.036448] vlan_device_event (net/8021q/vlan.c:528)
[ 1597.036490] notifier_call_chain (kernel/notifier.c:85)
[ 1597.036536] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1597.036596] cleanup_net (net/core/net_namespace.c:648)
[ 1597.036636] process_one_work (kernel/workqueue.c:3229)
[ 1597.036680] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1597.036720] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1597.036777] kthread (kernel/kthread.c:389)
[ 1597.036819] ? __pfx_kthread (kernel/kthread.c:342)
[ 1597.036858] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1597.036902] ? __pfx_kthread (kernel/kthread.c:342)
[ 1597.036951] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1597.037289] ------------[ cut here ]------------
| [ 1597.037347] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1597.037414] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1597.037714] Tainted: [W]=WARN
[ 1597.037761] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1597.037817] Workqueue: netns cleanup_net
[ 1597.037862] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1597.037911] 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
[ 1597.038045] RSP: 0000:ffffb3adc005fc48 EFLAGS: 00010283
[ 1597.038100] RAX: ffff89378b279508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1597.038163] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378e244000
[ 1597.038230] RBP: ffffb3adc005fb78 R08: ffff893788b25f68 R09: ffff893781194a10
[ 1597.038295] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1597.038360] R13: dead000000000100 R14: ffff89378ade8400 R15: 0000000000000000
[ 1597.038424] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1597.038487] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1597.038540] CR2: 00007fad229daca0 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1597.038610] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1597.038672] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1597.038736] PKRU: 55555554
[ 1597.038756] Call Trace:
[ 1597.038805]  <TASK>
[ 1597.038836] ? __warn (kernel/panic.c:748)
[ 1597.038876] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1597.038922] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1597.038963] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1597.039009] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1597.039042] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1597.039091] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1597.039141] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1597.039193] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1597.039233] vlan_device_event (net/8021q/vlan.c:528)
[ 1597.039277] notifier_call_chain (kernel/notifier.c:85)
[ 1597.039323] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1597.039375] cleanup_net (net/core/net_namespace.c:648)
[ 1597.039413] process_one_work (kernel/workqueue.c:3229)
[ 1597.039464] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1597.039507] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1597.039556] kthread (kernel/kthread.c:389)
[ 1597.039601] ? __pfx_kthread (kernel/kthread.c:342)
[ 1597.039660] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1597.039705] ? __pfx_kthread (kernel/kthread.c:342)
[ 1597.039755] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1597.048093] ------------[ cut here ]------------
| [ 1597.048180] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1597.048281] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1597.048706] Tainted: [W]=WARN
[ 1597.048746] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1597.048824] Workqueue: netns cleanup_net
[ 1597.048866] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1597.048913] 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
[ 1597.049098] RSP: 0000:ffffb3adc005fd78 EFLAGS: 00010283
[ 1597.049160] RAX: ffff89378b279508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1597.049257] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a174000
[ 1597.049346] RBP: ffffb3adc005fcc0 R08: ffff89378678e000 R09: ffff893781194a10
[ 1597.049417] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1597.049517] R13: dead000000000100 R14: ffff89378ade8400 R15: 0000000000000000
[ 1597.049603] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1597.049700] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1597.049775] CR2: 00007fad229daca0 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1597.049865] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1597.049959] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1597.050044] PKRU: 55555554
[ 1597.050073] Call Trace:
[ 1597.050111]  <TASK>
[ 1597.050157] ? __warn (kernel/panic.c:748)
[ 1597.050208] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1597.050250] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1597.050298] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1597.050350] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1597.050404] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1597.050443] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1597.050493] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1597.050557] cleanup_net (net/core/net_namespace.c:648)
[ 1597.050612] process_one_work (kernel/workqueue.c:3229)
[ 1597.050666] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1597.050719] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1597.050784] kthread (kernel/kthread.c:389)
[ 1597.050826] ? __pfx_kthread (kernel/kthread.c:342)
[ 1597.050879] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1597.050943] ? __pfx_kthread (kernel/kthread.c:342)
[ 1597.050996] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1597.146155] ------------[ cut here ]------------
| [ 1597.146204] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1597.146266] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1597.146577] Tainted: [W]=WARN
[ 1597.146602] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1597.146645] Workqueue: netns cleanup_net
[ 1597.146675] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1597.146710] 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
[ 1597.146834] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1597.146873] RAX: ffff89378b191508 RBX: 0000000000000000 RCX: ffff893783387560
[ 1597.146924] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378b27b000
[ 1597.146975] RBP: ffffb3adc005fcc0 R08: ffff89378a994e58 R09: ffff893781194a10
[ 1597.147032] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1597.147088] R13: dead000000000100 R14: ffff89378a2d7700 R15: 0000000000000000
[ 1597.147140] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1597.147197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1597.147244] CR2: 00007fb23027f000 CR3: 000000002d646005 CR4: 0000000000772ef0
[ 1597.147296] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1597.147351] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1597.147402] PKRU: 55555554
[ 1597.147419] Call Trace:
[ 1597.147438]  <TASK>
[ 1597.147461] ? __warn (kernel/panic.c:748)
[ 1597.147493] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1597.147519] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1597.147551] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1597.147582] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1597.147607] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1597.147640] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1597.147670] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1597.147711] cleanup_net (net/core/net_namespace.c:648)
[ 1597.147741] process_one_work (kernel/workqueue.c:3229)
[ 1597.147774] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1597.147804] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1597.147838] kthread (kernel/kthread.c:389)
[ 1597.147869] ? __pfx_kthread (kernel/kthread.c:342)
[ 1597.147894] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1597.147927] ? __pfx_kthread (kernel/kthread.c:342)
[ 1597.147956] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1604.047226] ------------[ cut here ]------------
| [ 1604.047279] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1604.047345] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1604.047681] Tainted: [W]=WARN
[ 1604.047711] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1604.047756] Workqueue: netns cleanup_net
[ 1604.047789] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1604.047829] 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
[ 1604.047956] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1604.047996] RAX: ffff893784fd3508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1604.048063] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378821b000
[ 1604.048121] RBP: ffffb3adc005fcc0 R08: ffff89378aa016e8 R09: ffff893781194a10
[ 1604.048180] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1604.048237] R13: dead000000000100 R14: ffff893788b93700 R15: 0000000000000000
[ 1604.048297] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1604.048359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1604.048407] CR2: 00007f8f42fd3000 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1604.048466] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1604.048523] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1604.048583] PKRU: 55555554
[ 1604.048606] Call Trace:
[ 1604.048634]  <TASK>
[ 1604.048657] ? __warn (kernel/panic.c:748)
[ 1604.048695] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1604.048729] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1604.048763] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1604.048796] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1604.048828] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1604.048862] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1604.048897] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1604.048941] cleanup_net (net/core/net_namespace.c:648)
[ 1604.048975] process_one_work (kernel/workqueue.c:3229)
[ 1604.049032] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1604.049065] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1604.049106] kthread (kernel/kthread.c:389)
[ 1604.049138] ? __pfx_kthread (kernel/kthread.c:342)
[ 1604.049164] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1604.049196] ? __pfx_kthread (kernel/kthread.c:342)
[ 1604.049228] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1604.152337] ------------[ cut here ]------------
| [ 1604.152386] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1604.152447] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1604.152759] Tainted: [W]=WARN
[ 1604.152784] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1604.152827] Workqueue: netns cleanup_net
[ 1604.152864] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1604.152906] 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
[ 1604.153040] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1604.153080] RAX: ffff89378ac1b508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1604.153141] RDX: ffff893784d8a180 RSI: 0000000000000000 RDI: dead000000000122
[ 1604.153191] RBP: ffffb3adc005fb78 R08: ffff893784a9eb48 R09: 0000000000000001
[ 1604.153243] R10: 0000000000000001 R11: 0000000000000002 R12: 0000000000000006
[ 1604.153295] R13: ffff89378821e000 R14: 0000000000000000 R15: 0000000000000000
[ 1604.153348] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1604.153406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1604.153453] CR2: 00007f2a43bb2000 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1604.153513] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1604.153568] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1604.153625] PKRU: 55555554
[ 1604.153648] Call Trace:
[ 1604.153672]  <TASK>
[ 1604.153696] ? __warn (kernel/panic.c:748)
[ 1604.153733] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1604.153767] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1604.153803] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1604.153836] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1604.153867] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1604.153900] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1604.153933] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1604.153978] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1604.154017] vlan_device_event (net/8021q/vlan.c:528)
[ 1604.154052] notifier_call_chain (kernel/notifier.c:85)
[ 1604.154089] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1604.154132] cleanup_net (net/core/net_namespace.c:648)
[ 1604.154168] process_one_work (kernel/workqueue.c:3229)
[ 1604.154200] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1604.154230] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1604.154271] kthread (kernel/kthread.c:389)
[ 1604.154301] ? __pfx_kthread (kernel/kthread.c:342)
[ 1604.154334] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1604.154369] ? __pfx_kthread (kernel/kthread.c:342)
[ 1604.154400] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1604.154757] ------------[ cut here ]------------
| [ 1604.154800] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1604.154859] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1604.155197] Tainted: [W]=WARN
[ 1604.155227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1604.155277] Workqueue: netns cleanup_net
[ 1604.155312] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1604.155352] 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
[ 1604.155479] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1604.155519] RAX: ffff89378ac1b508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1604.155576] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378aaea000
[ 1604.155643] RBP: ffffb3adc005fb78 R08: ffff89378753f6e8 R09: ffff893781194a10
[ 1604.155705] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1604.155762] R13: dead000000000100 R14: ffff893788b93700 R15: 0000000000000000
[ 1604.155819] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1604.155877] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1604.155922] CR2: 00007f2a43bb2000 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1604.155980] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1604.156038] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1604.156095] PKRU: 55555554
[ 1604.156119] Call Trace:
[ 1604.156142]  <TASK>
[ 1604.156165] ? __warn (kernel/panic.c:748)
[ 1604.156198] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1604.156230] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1604.156261] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1604.156293] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1604.156324] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1604.156357] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1604.156386] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1604.156428] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1604.156462] vlan_device_event (net/8021q/vlan.c:528)
[ 1604.156494] notifier_call_chain (kernel/notifier.c:85)
[ 1604.156525] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1604.156566] cleanup_net (net/core/net_namespace.c:648)
[ 1604.156598] process_one_work (kernel/workqueue.c:3229)
[ 1604.156629] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1604.156660] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1604.156700] kthread (kernel/kthread.c:389)
[ 1604.156731] ? __pfx_kthread (kernel/kthread.c:342)
[ 1604.156763] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1604.156793] ? __pfx_kthread (kernel/kthread.c:342)
[ 1604.156829] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1604.168148] ------------[ cut here ]------------
| [ 1604.168200] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1604.168261] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1604.168582] Tainted: [W]=WARN
[ 1604.168612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1604.168662] Workqueue: netns cleanup_net
[ 1604.168696] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1604.168739] 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
[ 1604.168862] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1604.168902] RAX: ffff89378ac1b508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1604.168958] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378821e000
[ 1604.169024] RBP: ffffb3adc005fcc0 R08: ffff89378663e220 R09: ffff893781194a10
[ 1604.169081] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1604.169131] R13: dead000000000100 R14: ffff893788b93700 R15: 0000000000000000
[ 1604.169190] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1604.169249] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1604.169296] CR2: 00007f2a43bb2000 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1604.169354] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1604.169409] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1604.169465] PKRU: 55555554
[ 1604.169482] Call Trace:
[ 1604.169500]  <TASK>
[ 1604.169523] ? __warn (kernel/panic.c:748)
[ 1604.169556] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1604.169601] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1604.169633] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1604.169672] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1604.169702] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1604.169735] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1604.169766] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1604.169810] cleanup_net (net/core/net_namespace.c:648)
[ 1604.169844] process_one_work (kernel/workqueue.c:3229)
[ 1604.169882] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1604.169912] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1604.169952] kthread (kernel/kthread.c:389)
[ 1604.169984] ? __pfx_kthread (kernel/kthread.c:342)
[ 1604.170026] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1604.170060] ? __pfx_kthread (kernel/kthread.c:342)
[ 1604.170092] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1604.235136] ------------[ cut here ]------------
| [ 1604.235186] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1604.235248] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1604.235559] Tainted: [W]=WARN
[ 1604.235584] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1604.235626] Workqueue: netns cleanup_net
[ 1604.235658] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1604.235697] 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
[ 1604.235822] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1604.235861] RAX: ffff89378a293508 RBX: 0000000000000000 RCX: ffff89378e2de560
[ 1604.235912] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378ac1f000
[ 1604.235963] RBP: ffffb3adc005fcc0 R08: ffff893786601770 R09: ffff893781194a10
[ 1604.236025] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1604.236080] R13: dead000000000100 R14: ffff893787c91400 R15: 0000000000000000
[ 1604.236132] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1604.236187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1604.236234] CR2: 000055ae9ec84dec CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1604.236285] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1604.236341] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1604.236392] PKRU: 55555554
[ 1604.236409] Call Trace:
[ 1604.236427]  <TASK>
[ 1604.236450] ? __warn (kernel/panic.c:748)
[ 1604.236481] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1604.236511] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1604.236543] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1604.236574] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1604.236599] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1604.236632] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1604.236664] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1604.236705] cleanup_net (net/core/net_namespace.c:648)
[ 1604.236737] process_one_work (kernel/workqueue.c:3229)
[ 1604.236768] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1604.236799] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1604.236833] kthread (kernel/kthread.c:389)
[ 1604.236864] ? __pfx_kthread (kernel/kthread.c:342)
[ 1604.236889] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1604.236919] ? __pfx_kthread (kernel/kthread.c:342)
[ 1604.236951] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1610.651196] ------------[ cut here ]------------
| [ 1610.651241] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1610.651303] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1610.651612] Tainted: [W]=WARN
[ 1610.651636] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1610.651679] Workqueue: netns cleanup_net
[ 1610.651710] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1610.651750] 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
[ 1610.651873] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1610.651913] RAX: ffff893788815508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1610.651964] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788b47000
[ 1610.652018] RBP: ffffb3adc005fcc0 R08: ffff893784f9f6e8 R09: ffff893781194a10
[ 1610.652073] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1610.652124] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 1610.652176] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1610.652234] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1610.652280] CR2: 000055ae9ec00990 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1610.652332] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1610.652387] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1610.652438] PKRU: 55555554
[ 1610.652455] Call Trace:
[ 1610.652475]  <TASK>
[ 1610.652497] ? __warn (kernel/panic.c:748)
[ 1610.652529] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1610.652554] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1610.652586] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1610.652625] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1610.652651] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1610.652682] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1610.652714] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1610.652754] cleanup_net (net/core/net_namespace.c:648)
[ 1610.652785] process_one_work (kernel/workqueue.c:3229)
[ 1610.652817] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1610.652842] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1610.652876] kthread (kernel/kthread.c:389)
[ 1610.652908] ? __pfx_kthread (kernel/kthread.c:342)
[ 1610.652934] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1610.652965] ? __pfx_kthread (kernel/kthread.c:342)
[ 1610.652990] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1610.737274] ------------[ cut here ]------------
| [ 1610.737333] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1610.737396] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1610.737708] Tainted: [W]=WARN
[ 1610.737732] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1610.737779] Workqueue: netns cleanup_net
[ 1610.737811] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1610.737850] 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
[ 1610.737979] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1610.738022] RAX: ffff89378aaca508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1610.738078] RDX: ffff8937874ac300 RSI: 0000000000000000 RDI: dead000000000122
[ 1610.738130] RBP: ffffb3adc005fb78 R08: ffff893784a70da0 R09: 0000000000000001
[ 1610.738183] R10: ffffffffa1f5f598 R11: 0000000000000075 R12: 0000000000000006
[ 1610.738234] R13: ffff893788b43000 R14: 0000000000000000 R15: 0000000000000000
[ 1610.738287] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1610.738346] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1610.738393] CR2: 000055ae9ec00990 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1610.738447] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1610.738503] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1610.738555] PKRU: 55555554
[ 1610.738572] Call Trace:
[ 1610.738591]  <TASK>
[ 1610.738614] ? __warn (kernel/panic.c:748)
[ 1610.738652] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1610.738678] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1610.738712] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1610.738743] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1610.738769] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1610.738794] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1610.738819] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1610.738861] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1610.738893] vlan_device_event (net/8021q/vlan.c:528)
[ 1610.738925] notifier_call_chain (kernel/notifier.c:85)
[ 1610.738958] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1610.739003] cleanup_net (net/core/net_namespace.c:648)
[ 1610.739035] process_one_work (kernel/workqueue.c:3229)
[ 1610.739068] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1610.739094] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1610.739128] kthread (kernel/kthread.c:389)
[ 1610.739161] ? __pfx_kthread (kernel/kthread.c:342)
[ 1610.739197] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1610.739235] ? __pfx_kthread (kernel/kthread.c:342)
[ 1610.739266] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1610.739570] ------------[ cut here ]------------
| [ 1610.739629] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1610.739687] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1610.739990] Tainted: [W]=WARN
[ 1610.740018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1610.740064] Workqueue: netns cleanup_net
[ 1610.740096] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1610.740136] 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
[ 1610.740254] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1610.740288] RAX: ffff89378aaca508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1610.740339] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378afce000
[ 1610.740389] RBP: ffffb3adc005fb78 R08: ffff893784c4d550 R09: ffff893781194a10
[ 1610.740440] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1610.740490] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 1610.740542] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1610.740598] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1610.740639] CR2: 000055ae9ec00990 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1610.740691] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1610.740746] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1610.740796] PKRU: 55555554
[ 1610.740814] Call Trace:
[ 1610.740831]  <TASK>
[ 1610.740848] ? __warn (kernel/panic.c:748)
[ 1610.740879] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1610.740910] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1610.740936] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1610.740968] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1610.740993] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1610.741028] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1610.741059] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1610.741099] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1610.741131] vlan_device_event (net/8021q/vlan.c:528)
[ 1610.741161] notifier_call_chain (kernel/notifier.c:85)
[ 1610.741193] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1610.741233] cleanup_net (net/core/net_namespace.c:648)
[ 1610.741264] process_one_work (kernel/workqueue.c:3229)
[ 1610.741294] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1610.741319] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1610.741353] kthread (kernel/kthread.c:389)
[ 1610.741384] ? __pfx_kthread (kernel/kthread.c:342)
[ 1610.741415] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1610.741440] ? __pfx_kthread (kernel/kthread.c:342)
[ 1610.741466] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1610.750088] ------------[ cut here ]------------
| [ 1610.750128] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1610.750187] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1610.750491] Tainted: [W]=WARN
[ 1610.750521] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1610.750565] Workqueue: netns cleanup_net
[ 1610.750595] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1610.750631] 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
[ 1610.750748] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1610.750782] RAX: ffff89378aaca508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1610.750833] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788b43000
[ 1610.750883] RBP: ffffb3adc005fcc0 R08: ffff893784ce55d8 R09: ffff893781194a10
[ 1610.750934] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1610.750984] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 1610.751039] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1610.751096] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1610.751138] CR2: 000055ae9ec00990 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1610.751193] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1610.751248] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1610.751307] PKRU: 55555554
[ 1610.751324] Call Trace:
[ 1610.751342]  <TASK>
[ 1610.751358] ? __warn (kernel/panic.c:748)
[ 1610.751389] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1610.751420] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1610.751452] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1610.751482] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1610.751507] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1610.751536] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1610.751567] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1610.751608] cleanup_net (net/core/net_namespace.c:648)
[ 1610.751639] process_one_work (kernel/workqueue.c:3229)
[ 1610.751670] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1610.751695] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1610.751729] kthread (kernel/kthread.c:389)
[ 1610.751759] ? __pfx_kthread (kernel/kthread.c:342)
[ 1610.751785] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1610.751817] ? __pfx_kthread (kernel/kthread.c:342)
[ 1610.751842] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1610.812119] ------------[ cut here ]------------
| [ 1610.812163] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1610.812220] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1610.812527] Tainted: [W]=WARN
[ 1610.812551] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1610.812594] Workqueue: netns cleanup_net
[ 1610.812625] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1610.812665] 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
[ 1610.812784] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1610.812823] RAX: ffff8937880ac508 RBX: 0000000000000000 RCX: ffff89378a0d3560
[ 1610.812874] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893784efb000
[ 1610.812924] RBP: ffffb3adc005fcc0 R08: ffff89378e2d1aa0 R09: ffff893781194a10
[ 1610.812975] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1610.813032] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 1610.813090] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1610.813145] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1610.813193] CR2: 00007fb30efcb000 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1610.813245] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1610.813300] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1610.813351] PKRU: 55555554
[ 1610.813368] Call Trace:
[ 1610.813386]  <TASK>
[ 1610.813402] ? __warn (kernel/panic.c:748)
[ 1610.813433] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1610.813464] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1610.813496] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1610.813527] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1610.813552] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1610.813578] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1610.813609] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1610.813650] cleanup_net (net/core/net_namespace.c:648)
[ 1610.813680] process_one_work (kernel/workqueue.c:3229)
[ 1610.813705] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1610.813730] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1610.813765] kthread (kernel/kthread.c:389)
[ 1610.813795] ? __pfx_kthread (kernel/kthread.c:342)
[ 1610.813821] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1610.813853] ? __pfx_kthread (kernel/kthread.c:342)
[ 1610.813883] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1617.215167] ------------[ cut here ]------------
| [ 1617.215212] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1617.215275] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1617.215593] Tainted: [W]=WARN
[ 1617.215618] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1617.215660] Workqueue: netns cleanup_net
[ 1617.215692] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1617.215732] 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
[ 1617.215855] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1617.215894] RAX: ffff893781dae508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1617.215945] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893786771000
[ 1617.216013] RBP: ffffb3adc005fcc0 R08: ffff8937865d2770 R09: ffff893781194a10
[ 1617.216070] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1617.216120] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 1617.216173] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1617.216233] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1617.216280] CR2: 00007ffd948ba478 CR3: 000000000e3c6002 CR4: 0000000000772ef0
[ 1617.216337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1617.216386] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1617.216436] PKRU: 55555554
[ 1617.216454] Call Trace:
[ 1617.216472]  <TASK>
[ 1617.216496] ? __warn (kernel/panic.c:748)
[ 1617.216527] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1617.216558] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1617.216590] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1617.216624] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1617.216656] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1617.216686] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1617.216718] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1617.216758] cleanup_net (net/core/net_namespace.c:648)
[ 1617.216790] process_one_work (kernel/workqueue.c:3229)
[ 1617.216823] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1617.216847] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1617.216881] kthread (kernel/kthread.c:389)
[ 1617.216913] ? __pfx_kthread (kernel/kthread.c:342)
[ 1617.216944] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1617.216976] ? __pfx_kthread (kernel/kthread.c:342)
[ 1617.217011] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1617.301274] ------------[ cut here ]------------
| [ 1617.301341] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1617.301409] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1617.301706] Tainted: [W]=WARN
[ 1617.301744] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1617.301804] Workqueue: netns cleanup_net
[ 1617.301847] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1617.301893] 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
[ 1617.302020] RSP: 0000:ffffb3adc005fc48 EFLAGS: 00010283
[ 1617.302068] RAX: ffff89378a5a9508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1617.302127] RDX: ffff893784d8e480 RSI: 0000000000000000 RDI: dead000000000122
[ 1617.302188] RBP: ffffb3adc005fb78 R08: ffff893781748fe8 R09: 0000000000000001
[ 1617.302247] R10: ffffffffa1f5f598 R11: 0000000000000041 R12: 0000000000000006
[ 1617.302308] R13: ffff893781dab000 R14: 0000000000000000 R15: 0000000000000000
[ 1617.302369] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1617.302432] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1617.302486] CR2: 0000000000483978 CR3: 0000000001f7a005 CR4: 0000000000772ef0
[ 1617.302547] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1617.302607] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1617.302667] PKRU: 55555554
[ 1617.302699] Call Trace:
[ 1617.302730]  <TASK>
[ 1617.302761] ? __warn (kernel/panic.c:748)
[ 1617.302803] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1617.302842] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1617.302882] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1617.302923] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1617.302961] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1617.303006] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1617.303045] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1617.303102] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1617.303144] vlan_device_event (net/8021q/vlan.c:528)
[ 1617.303184] notifier_call_chain (kernel/notifier.c:85)
[ 1617.303228] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1617.303287] cleanup_net (net/core/net_namespace.c:648)
[ 1617.303340] process_one_work (kernel/workqueue.c:3229)
[ 1617.303379] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1617.303428] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1617.303476] kthread (kernel/kthread.c:389)
[ 1617.303517] ? __pfx_kthread (kernel/kthread.c:342)
[ 1617.303560] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1617.303601] ? __pfx_kthread (kernel/kthread.c:342)
[ 1617.303643] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1617.303944] ------------[ cut here ]------------
| [ 1617.304029] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1617.304097] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1617.304401] Tainted: [W]=WARN
[ 1617.304438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1617.304493] Workqueue: netns cleanup_net
[ 1617.304533] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1617.304578] 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
[ 1617.304706] RSP: 0000:ffffb3adc005fc48 EFLAGS: 00010283
[ 1617.304754] RAX: ffff89378a5a9508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1617.304814] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893784efd000
[ 1617.304874] RBP: ffffb3adc005fb78 R08: ffff893787f36088 R09: ffff893781194a10
[ 1617.304944] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1617.305014] R13: dead000000000100 R14: ffff89378ade8300 R15: 0000000000000000
[ 1617.305077] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1617.305150] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1617.305203] CR2: 0000000000483978 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1617.305266] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1617.305325] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1617.305388] PKRU: 55555554
[ 1617.305408] Call Trace:
[ 1617.305453]  <TASK>
[ 1617.305485] ? __warn (kernel/panic.c:748)
[ 1617.305527] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1617.305577] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1617.305618] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1617.305669] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1617.305710] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1617.305749] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1617.305788] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1617.305839] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1617.305879] vlan_device_event (net/8021q/vlan.c:528)
[ 1617.305920] notifier_call_chain (kernel/notifier.c:85)
[ 1617.305959] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1617.306017] cleanup_net (net/core/net_namespace.c:648)
[ 1617.306066] process_one_work (kernel/workqueue.c:3229)
[ 1617.306105] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1617.306146] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1617.306191] kthread (kernel/kthread.c:389)
[ 1617.306238] ? __pfx_kthread (kernel/kthread.c:342)
[ 1617.306279] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1617.306326] ? __pfx_kthread (kernel/kthread.c:342)
[ 1617.306367] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1617.316086] ------------[ cut here ]------------
| [ 1617.316138] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1617.316206] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1617.316514] Tainted: [W]=WARN
[ 1617.316553] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1617.316616] Workqueue: netns cleanup_net
[ 1617.316660] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1617.316707] 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
[ 1617.316835] RSP: 0000:ffffb3adc005fd78 EFLAGS: 00010283
[ 1617.316885] RAX: ffff89378a5a9508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1617.316949] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893781dab000
[ 1617.317017] RBP: ffffb3adc005fcc0 R08: ffff89378875a000 R09: ffff893781194a10
[ 1617.317085] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1617.317155] R13: dead000000000100 R14: ffff89378ade8300 R15: 0000000000000000
[ 1617.317220] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1617.317282] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1617.317336] CR2: 0000000000483978 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1617.317401] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1617.317467] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1617.317529] PKRU: 55555554
[ 1617.317560] Call Trace:
[ 1617.317595]  <TASK>
[ 1617.317631] ? __warn (kernel/panic.c:748)
[ 1617.317682] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1617.317723] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1617.317765] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1617.317807] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1617.317847] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1617.317890] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1617.317931] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1617.317987] cleanup_net (net/core/net_namespace.c:648)
[ 1617.318030] process_one_work (kernel/workqueue.c:3229)
[ 1617.318069] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1617.318108] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1617.318153] kthread (kernel/kthread.c:389)
[ 1617.318193] ? __pfx_kthread (kernel/kthread.c:342)
[ 1617.318235] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1617.318275] ? __pfx_kthread (kernel/kthread.c:342)
[ 1617.318315] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1617.378179] ------------[ cut here ]------------
| [ 1617.378224] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1617.378294] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1617.378601] Tainted: [W]=WARN
[ 1617.378626] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1617.378669] Workqueue: netns cleanup_net
[ 1617.378699] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1617.378739] 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
[ 1617.378864] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1617.378903] RAX: ffff8937864d0508 RBX: 0000000000000000 RCX: ffff8937864a3560
[ 1617.378953] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937880ac000
[ 1617.379019] RBP: ffffb3adc005fcc0 R08: ffff893784f86000 R09: ffff893781194a10
[ 1617.379075] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1617.379132] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 1617.379190] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1617.379247] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1617.379295] CR2: 000055ae9ec84dec CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1617.379353] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1617.379408] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1617.379462] PKRU: 55555554
[ 1617.379479] Call Trace:
[ 1617.379504]  <TASK>
[ 1617.379526] ? __warn (kernel/panic.c:748)
[ 1617.379559] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1617.379586] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1617.379618] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1617.379648] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1617.379674] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1617.379707] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1617.379737] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1617.379781] cleanup_net (net/core/net_namespace.c:648)
[ 1617.379814] process_one_work (kernel/workqueue.c:3229)
[ 1617.379845] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1617.379875] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1617.379909] kthread (kernel/kthread.c:389)
[ 1617.379940] ? __pfx_kthread (kernel/kthread.c:342)
[ 1617.379965] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1617.380008] ? __pfx_kthread (kernel/kthread.c:342)
[ 1617.380038] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1623.792179] ------------[ cut here ]------------
| [ 1623.792230] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1623.792290] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1623.792601] Tainted: [W]=WARN
[ 1623.792629] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1623.792672] Workqueue: netns cleanup_net
[ 1623.792704] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1623.792744] 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
[ 1623.792868] RSP: 0000:ffffb3adc005fd78 EFLAGS: 00010283
[ 1623.792908] RAX: ffff8937887f5508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1623.792958] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a610000
[ 1623.793016] RBP: ffffb3adc005fcc0 R08: ffff8937889cfcc0 R09: ffff893781194a10
[ 1623.793073] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1623.793125] R13: dead000000000100 R14: ffff893788882800 R15: 0000000000000000
[ 1623.793177] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1623.793235] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1623.793282] CR2: 0000000000460890 CR3: 000000000a216002 CR4: 0000000000772ef0
[ 1623.793336] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1623.793394] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1623.793445] PKRU: 55555554
[ 1623.793462] Call Trace:
[ 1623.793481]  <TASK>
[ 1623.793505] ? __warn (kernel/panic.c:748)
[ 1623.793538] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1623.793569] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1623.793600] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1623.793632] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1623.793658] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1623.793689] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1623.793721] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1623.793762] cleanup_net (net/core/net_namespace.c:648)
[ 1623.793793] process_one_work (kernel/workqueue.c:3229)
[ 1623.793825] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1623.793855] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1623.793890] kthread (kernel/kthread.c:389)
[ 1623.793921] ? __pfx_kthread (kernel/kthread.c:342)
[ 1623.793946] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1623.793978] ? __pfx_kthread (kernel/kthread.c:342)
[ 1623.794011] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1623.882387] ------------[ cut here ]------------
| [ 1623.882439] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1623.882503] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1623.882827] Tainted: [W]=WARN
[ 1623.882857] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1623.882900] Workqueue: netns cleanup_net
[ 1623.882935] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1623.882975] 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
[ 1623.883103] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1623.883144] RAX: ffff893786777508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1623.883200] RDX: ffff893784dbd3c0 RSI: 0000000000000000 RDI: dead000000000122
[ 1623.883257] RBP: ffffb3adc005fb78 R08: ffff893781466fd8 R09: 0000000000000001
[ 1623.883313] R10: ffffffffa1f5f598 R11: 0000000000000000 R12: 0000000000000006
[ 1623.883364] R13: ffff89378e7d5000 R14: 0000000000000000 R15: 0000000000000000
[ 1623.883423] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1623.883481] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1623.883529] CR2: 00007fea89eb2000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1623.883586] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1623.883645] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1623.883701] PKRU: 55555554
[ 1623.883723] Call Trace:
[ 1623.883742]  <TASK>
[ 1623.883764] ? __warn (kernel/panic.c:748)
[ 1623.883799] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1623.883831] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1623.883869] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1623.883903] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1623.883935] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1623.883968] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1623.884006] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1623.884051] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1623.884084] vlan_device_event (net/8021q/vlan.c:528)
[ 1623.884116] notifier_call_chain (kernel/notifier.c:85)
[ 1623.884152] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1623.884192] cleanup_net (net/core/net_namespace.c:648)
[ 1623.884224] process_one_work (kernel/workqueue.c:3229)
[ 1623.884254] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1623.884285] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1623.884325] kthread (kernel/kthread.c:389)
[ 1623.884356] ? __pfx_kthread (kernel/kthread.c:342)
[ 1623.884388] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1623.884421] ? __pfx_kthread (kernel/kthread.c:342)
[ 1623.884453] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1623.885083] ------------[ cut here ]------------
| [ 1623.885125] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1623.885187] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1623.885516] Tainted: [W]=WARN
[ 1623.885547] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1623.885595] Workqueue: netns cleanup_net
[ 1623.885629] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1623.885669] 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
[ 1623.885795] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1623.885834] RAX: ffff893786777508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1623.885890] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a5a9000
[ 1623.885947] RBP: ffffb3adc005fb78 R08: ffff8937943f7770 R09: ffff893781194a10
[ 1623.886008] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1623.886066] R13: dead000000000100 R14: ffff89378ade8300 R15: 0000000000000000
[ 1623.886125] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1623.886182] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1623.886229] CR2: 00007fea89eb2000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1623.886287] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1623.886345] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1623.886401] PKRU: 55555554
[ 1623.886425] Call Trace:
[ 1623.886445]  <TASK>
[ 1623.886467] ? __warn (kernel/panic.c:748)
[ 1623.886501] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1623.886535] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1623.886567] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1623.886597] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1623.886629] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1623.886663] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1623.886695] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1623.886740] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1623.886776] vlan_device_event (net/8021q/vlan.c:528)
[ 1623.886808] notifier_call_chain (kernel/notifier.c:85)
[ 1623.886840] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1623.886881] cleanup_net (net/core/net_namespace.c:648)
[ 1623.886912] process_one_work (kernel/workqueue.c:3229)
[ 1623.886944] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1623.886975] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1623.887049] kthread (kernel/kthread.c:389)
[ 1623.887086] ? __pfx_kthread (kernel/kthread.c:342)
[ 1623.887118] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1623.887151] ? __pfx_kthread (kernel/kthread.c:342)
[ 1623.887182] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1623.899129] ------------[ cut here ]------------
| [ 1623.899182] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1623.899250] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1623.899581] Tainted: [W]=WARN
[ 1623.899612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1623.899661] Workqueue: netns cleanup_net
[ 1623.899695] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1623.899738] 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
[ 1623.899861] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1623.899900] RAX: ffff893786777508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1623.899956] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378e7d5000
[ 1623.900020] RBP: ffffb3adc005fcc0 R08: ffff893782edebb0 R09: ffff893781194a10
[ 1623.900078] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1623.900136] R13: dead000000000100 R14: ffff89378ade8300 R15: 0000000000000000
[ 1623.900193] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1623.900252] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1623.900299] CR2: 00007fea89eb2000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1623.900357] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1623.900412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1623.900468] PKRU: 55555554
[ 1623.900486] Call Trace:
[ 1623.900509]  <TASK>
[ 1623.900535] ? __warn (kernel/panic.c:748)
[ 1623.900568] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1623.900600] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1623.900631] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1623.900663] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1623.900694] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1623.900727] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1623.900757] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1623.900803] cleanup_net (net/core/net_namespace.c:648)
[ 1623.900836] process_one_work (kernel/workqueue.c:3229)
[ 1623.900867] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1623.900898] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1623.900938] kthread (kernel/kthread.c:389)
[ 1623.900969] ? __pfx_kthread (kernel/kthread.c:342)
[ 1623.901009] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1623.901043] ? __pfx_kthread (kernel/kthread.c:342)
[ 1623.901070] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1623.963137] ------------[ cut here ]------------
| [ 1623.963265] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1623.963320] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1623.963627] Tainted: [W]=WARN
[ 1623.963652] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1623.963695] Workqueue: netns cleanup_net
[ 1623.963726] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1623.963765] 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
[ 1623.963890] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1623.963929] RAX: ffff8937866ba508 RBX: 0000000000000000 RCX: ffff8937874fd560
[ 1623.963980] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893786773000
[ 1623.964044] RBP: ffffb3adc005fcc0 R08: ffff8937886ca880 R09: ffff893781194a10
[ 1623.964100] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1623.964151] R13: dead000000000100 R14: ffff89378ade8300 R15: 0000000000000000
[ 1623.964208] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1623.964265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1623.964312] CR2: 00007f7e476b9000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1623.964363] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1623.964418] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1623.964469] PKRU: 55555554
[ 1623.964486] Call Trace:
[ 1623.964505]  <TASK>
[ 1623.964528] ? __warn (kernel/panic.c:748)
[ 1623.964561] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1623.964586] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1623.964618] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1623.964649] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1623.964674] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1623.964700] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1623.964731] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1623.964771] cleanup_net (net/core/net_namespace.c:648)
[ 1623.964802] process_one_work (kernel/workqueue.c:3229)
[ 1623.964834] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1623.964864] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1623.964899] kthread (kernel/kthread.c:389)
[ 1623.964930] ? __pfx_kthread (kernel/kthread.c:342)
[ 1623.964955] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1623.964987] ? __pfx_kthread (kernel/kthread.c:342)
[ 1623.965022] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1630.342301] ------------[ cut here ]------------
| [ 1630.342348] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1630.342413] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1630.342740] Tainted: [W]=WARN
[ 1630.342770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1630.342820] Workqueue: netns cleanup_net
[ 1630.342856] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1630.342896] 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
[ 1630.343041] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1630.343090] RAX: ffff89378a0d7508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1630.343151] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378e2d8000
[ 1630.343220] RBP: ffffb3adc005fcc0 R08: ffff89378a446c38 R09: ffff893781194a10
[ 1630.343277] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1630.343330] R13: dead000000000100 R14: ffff89378ade8700 R15: 0000000000000000
[ 1630.343390] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1630.343460] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1630.343508] CR2: 00007f0367512270 CR3: 0000000002fc6002 CR4: 0000000000772ef0
[ 1630.343578] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1630.343633] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1630.343700] PKRU: 55555554
[ 1630.343723] Call Trace:
[ 1630.343748]  <TASK>
[ 1630.343772] ? __warn (kernel/panic.c:748)
[ 1630.343805] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1630.343837] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1630.343872] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1630.343906] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1630.343938] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1630.343971] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1630.344008] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1630.344054] cleanup_net (net/core/net_namespace.c:648)
[ 1630.344089] process_one_work (kernel/workqueue.c:3229)
[ 1630.344122] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1630.344152] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1630.344192] kthread (kernel/kthread.c:389)
[ 1630.344225] ? __pfx_kthread (kernel/kthread.c:342)
[ 1630.344256] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1630.344291] ? __pfx_kthread (kernel/kthread.c:342)
[ 1630.344325] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1630.428215] ------------[ cut here ]------------
| [ 1630.428276] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1630.428337] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1630.428669] Tainted: [W]=WARN
[ 1630.428694] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1630.428737] Workqueue: netns cleanup_net
[ 1630.428768] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1630.428808] 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
[ 1630.428933] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1630.428973] RAX: ffff8937893e4508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1630.429027] RDX: ffff8937874aa180 RSI: 0000000000000000 RDI: dead000000000122
[ 1630.429085] RBP: ffffb3adc005fb78 R08: ffff8937817d2900 R09: 0000000000000001
[ 1630.429135] R10: ffffffffa1f5f598 R11: ffff893781304590 R12: 0000000000000006
[ 1630.429186] R13: ffff89378e2d9000 R14: 0000000000000000 R15: 0000000000000000
[ 1630.429239] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1630.429295] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1630.429342] CR2: 000055ae9ec00990 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1630.429394] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1630.429458] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1630.429516] PKRU: 55555554
[ 1630.429533] Call Trace:
[ 1630.429550]  <TASK>
[ 1630.429568] ? __warn (kernel/panic.c:748)
[ 1630.429601] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1630.429626] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1630.429658] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1630.429689] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1630.429714] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1630.429740] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1630.429772] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1630.429812] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1630.429842] vlan_device_event (net/8021q/vlan.c:528)
[ 1630.429868] notifier_call_chain (kernel/notifier.c:85)
[ 1630.429901] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1630.429940] cleanup_net (net/core/net_namespace.c:648)
[ 1630.429971] process_one_work (kernel/workqueue.c:3229)
[ 1630.430007] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1630.430036] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1630.430071] kthread (kernel/kthread.c:389)
[ 1630.430102] ? __pfx_kthread (kernel/kthread.c:342)
[ 1630.430127] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1630.430160] ? __pfx_kthread (kernel/kthread.c:342)
[ 1630.430190] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1630.430549] ------------[ cut here ]------------
| [ 1630.430589] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1630.430645] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1630.430951] Tainted: [W]=WARN
[ 1630.430976] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1630.431022] Workqueue: netns cleanup_net
[ 1630.431058] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1630.431098] 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
[ 1630.431223] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1630.431267] RAX: ffff8937893e4508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1630.431317] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893782a76000
[ 1630.431368] RBP: ffffb3adc005fb78 R08: ffff8937888cbf68 R09: ffff893781194a10
[ 1630.431418] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1630.431479] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 1630.431532] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1630.431589] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1630.431630] CR2: 000055ae9ec00990 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1630.431692] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1630.431747] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1630.431798] PKRU: 55555554
[ 1630.431815] Call Trace:
[ 1630.431834]  <TASK>
[ 1630.431859] ? __warn (kernel/panic.c:748)
[ 1630.431890] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1630.431921] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1630.431947] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1630.431979] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1630.432008] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1630.432044] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1630.432069] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1630.432110] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1630.432141] vlan_device_event (net/8021q/vlan.c:528)
[ 1630.432167] notifier_call_chain (kernel/notifier.c:85)
[ 1630.432203] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1630.432243] cleanup_net (net/core/net_namespace.c:648)
[ 1630.432274] process_one_work (kernel/workqueue.c:3229)
[ 1630.432299] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1630.432324] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1630.432359] kthread (kernel/kthread.c:389)
[ 1630.432396] ? __pfx_kthread (kernel/kthread.c:342)
[ 1630.432423] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1630.432456] ? __pfx_kthread (kernel/kthread.c:342)
[ 1630.432481] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1630.443074] ------------[ cut here ]------------
| [ 1630.443117] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1630.443175] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1630.443482] Tainted: [W]=WARN
[ 1630.443508] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1630.443549] Workqueue: netns cleanup_net
[ 1630.443582] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1630.443621] 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
[ 1630.443740] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1630.443774] RAX: ffff8937893e4508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1630.443825] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378e2d9000
[ 1630.443885] RBP: ffffb3adc005fcc0 R08: ffff8937954dab28 R09: ffff893781194a10
[ 1630.443942] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1630.443994] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 1630.444049] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1630.444106] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1630.444154] CR2: 000055ae9ec00990 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1630.444206] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1630.444273] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1630.444324] PKRU: 55555554
[ 1630.444340] Call Trace:
[ 1630.444358]  <TASK>
[ 1630.444375] ? __warn (kernel/panic.c:748)
[ 1630.444406] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1630.444433] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1630.444465] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1630.444495] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1630.444521] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1630.444554] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1630.444584] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1630.444625] cleanup_net (net/core/net_namespace.c:648)
[ 1630.444662] process_one_work (kernel/workqueue.c:3229)
[ 1630.444693] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1630.444725] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1630.444760] kthread (kernel/kthread.c:389)
[ 1630.444791] ? __pfx_kthread (kernel/kthread.c:342)
[ 1630.444816] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1630.444849] ? __pfx_kthread (kernel/kthread.c:342)
[ 1630.444880] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1630.518092] ------------[ cut here ]------------
| [ 1630.518139] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1630.518202] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1630.518522] Tainted: [W]=WARN
[ 1630.518546] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1630.518594] Workqueue: netns cleanup_net
[ 1630.518624] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1630.518670] 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
[ 1630.518795] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1630.518834] RAX: ffff89378a616508 RBX: 0000000000000000 RCX: ffff8937864a2560
[ 1630.518885] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378aaeb000
[ 1630.518936] RBP: ffffb3adc005fcc0 R08: ffff893788225000 R09: ffff893781194a10
[ 1630.518987] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1630.519043] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 1630.519101] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1630.519158] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1630.519205] CR2: 000055aeb6927f08 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1630.519257] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1630.519312] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1630.519363] PKRU: 55555554
[ 1630.519380] Call Trace:
[ 1630.519399]  <TASK>
[ 1630.519421] ? __warn (kernel/panic.c:748)
[ 1630.519461] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1630.519501] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1630.519532] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1630.519564] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1630.519589] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1630.519622] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1630.519647] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1630.519688] cleanup_net (net/core/net_namespace.c:648)
[ 1630.519720] process_one_work (kernel/workqueue.c:3229)
[ 1630.519751] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1630.519776] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1630.519811] kthread (kernel/kthread.c:389)
[ 1630.519842] ? __pfx_kthread (kernel/kthread.c:342)
[ 1630.519867] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1630.519899] ? __pfx_kthread (kernel/kthread.c:342)
[ 1630.519930] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1638.453200] ------------[ cut here ]------------
| [ 1638.453268] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1638.453348] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1638.453802] Tainted: [W]=WARN
[ 1638.453839] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1638.453903] Workqueue: netns cleanup_net
[ 1638.453948] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1638.454006] 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
[ 1638.454187] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1638.454235] RAX: ffff89378e3a8508 RBX: 0000000000000000 RCX: ffff893786772560
[ 1638.454313] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893782eeb000
[ 1638.454387] RBP: ffffb3adc005fcc0 R08: ffff893784ef4660 R09: ffff893781194a10
[ 1638.454462] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1638.454537] R13: dead000000000100 R14: ffff893783364b00 R15: 0000000000000000
[ 1638.454614] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1638.454689] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1638.454750] CR2: 000055ae9ec84dec CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1638.454826] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1638.454900] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1638.454975] PKRU: 55555554
[ 1638.455003] Call Trace:
[ 1638.455034]  <TASK>
[ 1638.455060] ? __warn (kernel/panic.c:748)
[ 1638.455103] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1638.455141] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1638.455186] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1638.455231] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1638.455269] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1638.455307] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1638.455344] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1638.455402] cleanup_net (net/core/net_namespace.c:648)
[ 1638.455446] process_one_work (kernel/workqueue.c:3229)
[ 1638.455483] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1638.455521] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1638.455573] kthread (kernel/kthread.c:389)
[ 1638.455619] ? __pfx_kthread (kernel/kthread.c:342)
[ 1638.455656] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1638.455701] ? __pfx_kthread (kernel/kthread.c:342)
[ 1638.455738] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1638.562204] ------------[ cut here ]------------
| [ 1638.562268] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1638.562370] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1638.562816] Tainted: [W]=WARN
[ 1638.562852] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1638.562915] Workqueue: netns cleanup_net
[ 1638.562961] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1638.563015] 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
[ 1638.563193] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1638.563242] RAX: ffff893788484508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1638.563315] RDX: ffff893784d88000 RSI: 0000000000000000 RDI: dead000000000122
[ 1638.563389] RBP: ffffb3adc005fb78 R08: ffff893784a48fe8 R09: 0000000000000001
[ 1638.563464] R10: 0000000000000001 R11: 0000000000000007 R12: 0000000000000006
[ 1638.563537] R13: ffff893788903000 R14: 0000000000000000 R15: 0000000000000000
[ 1638.563592] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1638.563647] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1638.563694] CR2: 00007ffd948b8508 CR3: 000000000e3c6003 CR4: 0000000000772ef0
[ 1638.563744] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1638.563803] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1638.563859] PKRU: 55555554
[ 1638.563875] Call Trace:
[ 1638.563893]  <TASK>
[ 1638.563915] ? __warn (kernel/panic.c:748)
[ 1638.563946] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1638.563975] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1638.564010] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1638.564043] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1638.564072] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1638.564103] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1638.564137] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1638.564187] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1638.564230] vlan_device_event (net/8021q/vlan.c:528)
[ 1638.564267] notifier_call_chain (kernel/notifier.c:85)
[ 1638.564312] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1638.564364] cleanup_net (net/core/net_namespace.c:648)
[ 1638.564407] process_one_work (kernel/workqueue.c:3229)
[ 1638.564445] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1638.564481] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1638.564532] kthread (kernel/kthread.c:389)
[ 1638.564569] ? __pfx_kthread (kernel/kthread.c:342)
[ 1638.564606] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1638.564652] ? __pfx_kthread (kernel/kthread.c:342)
[ 1638.564689] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1638.565042] ------------[ cut here ]------------
| [ 1638.565096] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1638.565189] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1638.565611] Tainted: [W]=WARN
[ 1638.565648] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1638.565709] Workqueue: netns cleanup_net
[ 1638.565747] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1638.565798] 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
[ 1638.565975] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1638.566035] RAX: ffff893788484508 RBX: 0000000000000000 RCX: ffff893786772560
[ 1638.566114] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788906000
[ 1638.566189] RBP: ffffb3adc005fb78 R08: ffff8937880a6f68 R09: ffff893781194a10
[ 1638.566263] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1638.566337] R13: dead000000000100 R14: ffff893787c91700 R15: 0000000000000000
[ 1638.566413] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1638.566488] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1638.566550] CR2: 00007ffd948b8508 CR3: 000000000e3c6003 CR4: 0000000000772ef0
[ 1638.566626] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1638.566700] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1638.566774] PKRU: 55555554
[ 1638.566799] Call Trace:
[ 1638.566824]  <TASK>
[ 1638.566849] ? __warn (kernel/panic.c:748)
[ 1638.566887] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1638.566925] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1638.566962] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1638.567005] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1638.567043] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1638.567082] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1638.567118] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1638.567168] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1638.567205] vlan_device_event (net/8021q/vlan.c:528)
[ 1638.567243] notifier_call_chain (kernel/notifier.c:85)
[ 1638.567280] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1638.567331] cleanup_net (net/core/net_namespace.c:648)
[ 1638.567376] process_one_work (kernel/workqueue.c:3229)
[ 1638.567412] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1638.567450] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1638.567500] kthread (kernel/kthread.c:389)
[ 1638.567538] ? __pfx_kthread (kernel/kthread.c:342)
[ 1638.567575] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1638.567613] ? __pfx_kthread (kernel/kthread.c:342)
[ 1638.567650] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1638.578103] ------------[ cut here ]------------
| [ 1638.578181] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1638.578269] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1638.578705] Tainted: [W]=WARN
[ 1638.578743] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1638.578805] Workqueue: netns cleanup_net
[ 1638.578849] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1638.578900] 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
[ 1638.579080] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1638.579129] RAX: ffff893788484508 RBX: 0000000000000000 RCX: ffff893786772560
[ 1638.579199] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788903000
[ 1638.579269] RBP: ffffb3adc005fcc0 R08: ffff893788b24198 R09: ffff893781194a10
[ 1638.579339] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1638.579415] R13: dead000000000100 R14: ffff893787c91700 R15: 0000000000000000
[ 1638.579488] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1638.579565] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1638.579626] CR2: 000055ae9ec84dec CR3: 000000000e3c6003 CR4: 0000000000772ef0
[ 1638.579701] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1638.579773] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1638.579847] PKRU: 55555554
[ 1638.579871] Call Trace:
[ 1638.579895]  <TASK>
[ 1638.579919] ? __warn (kernel/panic.c:748)
[ 1638.579961] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1638.580003] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1638.580044] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1638.580088] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1638.580125] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1638.580162] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1638.580199] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1638.580249] cleanup_net (net/core/net_namespace.c:648)
[ 1638.580286] process_one_work (kernel/workqueue.c:3229)
[ 1638.580323] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1638.580359] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1638.580409] kthread (kernel/kthread.c:389)
[ 1638.580446] ? __pfx_kthread (kernel/kthread.c:342)
[ 1638.580483] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1638.580526] ? __pfx_kthread (kernel/kthread.c:342)
[ 1638.580563] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1638.671710] ------------[ cut here ]------------
| [ 1638.671877] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1638.671942] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1638.672259] Tainted: [W]=WARN
[ 1638.672283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1638.672326] Workqueue: netns cleanup_net
[ 1638.672359] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1638.672399] 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
[ 1638.672517] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1638.672555] RAX: ffff893781dae508 RBX: 0000000000000000 RCX: ffff89378a934560
[ 1638.672611] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788481000
[ 1638.672666] RBP: ffffb3adc005fcc0 R08: ffff89378a46bbb0 R09: ffff893781194a10
[ 1638.672716] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1638.672766] R13: dead000000000100 R14: ffff893787c91700 R15: 0000000000000000
[ 1638.672818] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1638.672875] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1638.672922] CR2: 000055ae9ec84dec CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1638.672973] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1638.673030] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1638.673085] PKRU: 55555554
[ 1638.673102] Call Trace:
[ 1638.673120]  <TASK>
[ 1638.673137] ? __warn (kernel/panic.c:748)
[ 1638.673165] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1638.673196] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1638.673228] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1638.673259] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1638.673284] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1638.673317] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1638.673347] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1638.673387] cleanup_net (net/core/net_namespace.c:648)
[ 1638.673417] process_one_work (kernel/workqueue.c:3229)
[ 1638.673449] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1638.673486] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1638.673520] kthread (kernel/kthread.c:389)
[ 1638.673551] ? __pfx_kthread (kernel/kthread.c:342)
[ 1638.673582] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1638.673614] ? __pfx_kthread (kernel/kthread.c:342)
[ 1638.673645] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1665.620144] ------------[ cut here ]------------
| [ 1665.620192] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1665.620256] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1665.620569] Tainted: [W]=WARN
[ 1665.620593] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1665.620636] Workqueue: netns cleanup_net
[ 1665.620676] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1665.620716] 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
[ 1665.620834] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1665.620874] RAX: ffff8937954fd508 RBX: 0000000000000000 RCX: ffff893788a40560
[ 1665.620924] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937893e4000
[ 1665.620974] RBP: ffffb3adc005fcc0 R08: ffff893789e50198 R09: ffff893781194a10
[ 1665.621030] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1665.621085] R13: dead000000000100 R14: ffff893787c91d00 R15: 0000000000000000
[ 1665.621137] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1665.621193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1665.621240] CR2: 000055ae9ec00990 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1665.621292] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1665.621345] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1665.621396] PKRU: 55555554
[ 1665.621413] Call Trace:
[ 1665.621432]  <TASK>
[ 1665.621455] ? __warn (kernel/panic.c:748)
[ 1665.621488] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1665.621514] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1665.621544] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1665.621574] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1665.621600] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1665.621632] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1665.621662] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1665.621703] cleanup_net (net/core/net_namespace.c:648)
[ 1665.621735] process_one_work (kernel/workqueue.c:3229)
[ 1665.621766] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1665.621790] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1665.621825] kthread (kernel/kthread.c:389)
[ 1665.621856] ? __pfx_kthread (kernel/kthread.c:342)
[ 1665.621882] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1665.621913] ? __pfx_kthread (kernel/kthread.c:342)
[ 1665.621938] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1665.715265] ------------[ cut here ]------------
| [ 1665.715317] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1665.715380] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1665.715694] Tainted: [W]=WARN
[ 1665.715725] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1665.715769] Workqueue: netns cleanup_net
[ 1665.715799] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1665.715838] 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
[ 1665.715962] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1665.716005] RAX: ffff8937864c3508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1665.716061] RDX: ffff893784d8c300 RSI: 0000000000000000 RDI: dead000000000122
[ 1665.716111] RBP: ffffb3adc005fb78 R08: ffff893784a4a900 R09: 0000000000000001
[ 1665.716162] R10: ffffffffa1f5f5c8 R11: 0000000000000007 R12: 0000000000000006
[ 1665.716212] R13: ffff8937893e0000 R14: 0000000000000000 R15: 0000000000000000
[ 1665.716264] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1665.716321] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1665.716367] CR2: 00007f25d7979ff0 CR3: 0000000004ee4003 CR4: 0000000000772ef0
[ 1665.716419] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1665.716475] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1665.716525] PKRU: 55555554
[ 1665.716542] Call Trace:
[ 1665.716562]  <TASK>
[ 1665.716584] ? __warn (kernel/panic.c:748)
[ 1665.716618] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1665.716645] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1665.716676] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1665.716708] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1665.716733] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1665.716764] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1665.716796] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1665.716836] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1665.716870] vlan_device_event (net/8021q/vlan.c:528)
[ 1665.716903] notifier_call_chain (kernel/notifier.c:85)
[ 1665.716937] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1665.716976] cleanup_net (net/core/net_namespace.c:648)
[ 1665.717012] process_one_work (kernel/workqueue.c:3229)
[ 1665.717044] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1665.717069] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1665.717103] kthread (kernel/kthread.c:389)
[ 1665.717134] ? __pfx_kthread (kernel/kthread.c:342)
[ 1665.717168] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1665.717202] ? __pfx_kthread (kernel/kthread.c:342)
[ 1665.717227] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1665.717516] ------------[ cut here ]------------
| [ 1665.717554] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1665.717614] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1665.717916] Tainted: [W]=WARN
[ 1665.717941] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1665.717983] Workqueue: netns cleanup_net
[ 1665.718025] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1665.718064] 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
[ 1665.718189] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1665.718229] RAX: ffff8937864c3508 RBX: 0000000000000000 RCX: ffff893788a40560
[ 1665.718285] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378b27a000
[ 1665.718336] RBP: ffffb3adc005fb78 R08: ffff89378a1f8b28 R09: ffff893781194a10
[ 1665.718386] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1665.718437] R13: dead000000000100 R14: ffff89378e19d700 R15: 0000000000000000
[ 1665.718488] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1665.718546] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1665.718593] CR2: 00007f25d7979ff0 CR3: 0000000004ee4003 CR4: 0000000000772ef0
[ 1665.718645] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1665.718699] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1665.718750] PKRU: 55555554
[ 1665.718767] Call Trace:
[ 1665.718785]  <TASK>
[ 1665.718801] ? __warn (kernel/panic.c:748)
[ 1665.718826] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1665.718852] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1665.718877] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1665.718909] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1665.718935] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1665.718961] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1665.718991] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1665.719036] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1665.719068] vlan_device_event (net/8021q/vlan.c:528)
[ 1665.719095] notifier_call_chain (kernel/notifier.c:85)
[ 1665.719128] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1665.719167] cleanup_net (net/core/net_namespace.c:648)
[ 1665.719199] process_one_work (kernel/workqueue.c:3229)
[ 1665.719229] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1665.719266] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1665.719300] kthread (kernel/kthread.c:389)
[ 1665.719327] ? __pfx_kthread (kernel/kthread.c:342)
[ 1665.719363] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1665.719393] ? __pfx_kthread (kernel/kthread.c:342)
[ 1665.719419] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1665.734100] ------------[ cut here ]------------
| [ 1665.734145] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1665.734206] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1665.734517] Tainted: [W]=WARN
[ 1665.734542] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1665.734584] Workqueue: netns cleanup_net
[ 1665.734616] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1665.734656] 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
[ 1665.734779] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1665.734819] RAX: ffff8937864c3508 RBX: 0000000000000000 RCX: ffff893788a40560
[ 1665.734869] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937893e0000
[ 1665.734920] RBP: ffffb3adc005fcc0 R08: ffff89378778a088 R09: ffff893781194a10
[ 1665.734971] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1665.735028] R13: dead000000000100 R14: ffff89378e19d700 R15: 0000000000000000
[ 1665.735084] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1665.735141] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1665.735189] CR2: 00007f3429ced440 CR3: 0000000008aa8005 CR4: 0000000000772ef0
[ 1665.735246] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1665.735296] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1665.735347] PKRU: 55555554
[ 1665.735364] Call Trace:
[ 1665.735382]  <TASK>
[ 1665.735405] ? __warn (kernel/panic.c:748)
[ 1665.735438] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1665.735464] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1665.735496] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1665.735526] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1665.735552] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1665.735585] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1665.735615] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1665.735659] cleanup_net (net/core/net_namespace.c:648)
[ 1665.735689] process_one_work (kernel/workqueue.c:3229)
[ 1665.735722] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1665.735752] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1665.735786] kthread (kernel/kthread.c:389)
[ 1665.735818] ? __pfx_kthread (kernel/kthread.c:342)
[ 1665.735843] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1665.735875] ? __pfx_kthread (kernel/kthread.c:342)
[ 1665.735905] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1665.835177] ------------[ cut here ]------------
| [ 1665.835346] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1665.835411] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1665.835724] Tainted: [W]=WARN
[ 1665.835755] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1665.835798] Workqueue: netns cleanup_net
[ 1665.835832] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1665.835872] 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
[ 1665.835990] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1665.836036] RAX: ffff893782eec508 RBX: 0000000000000000 RCX: ffff89378ae4e560
[ 1665.836092] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378e2de000
[ 1665.836146] RBP: ffffb3adc005fcc0 R08: ffff89378e7ae550 R09: ffff893781194a10
[ 1665.836202] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1665.836252] R13: dead000000000100 R14: ffff893783242600 R15: 0000000000000000
[ 1665.836304] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1665.836360] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1665.836407] CR2: 000055ae9ec84dec CR3: 000000000e3c6006 CR4: 0000000000772ef0
[ 1665.836459] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1665.836513] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1665.836564] PKRU: 55555554
[ 1665.836581] Call Trace:
[ 1665.836600]  <TASK>
[ 1665.836623] ? __warn (kernel/panic.c:748)
[ 1665.836657] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1665.836682] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1665.836714] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1665.836749] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1665.836774] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1665.836807] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1665.836837] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1665.836877] cleanup_net (net/core/net_namespace.c:648)
[ 1665.836909] process_one_work (kernel/workqueue.c:3229)
[ 1665.836940] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1665.836964] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1665.837005] kthread (kernel/kthread.c:389)
[ 1665.837040] ? __pfx_kthread (kernel/kthread.c:342)
[ 1665.837065] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1665.837100] ? __pfx_kthread (kernel/kthread.c:342)
[ 1665.837131] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1673.707143] ------------[ cut here ]------------
| [ 1673.707197] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1673.707261] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1673.707577] Tainted: [W]=WARN
[ 1673.707602] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1673.707663] Workqueue: netns cleanup_net
[ 1673.707695] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1673.707736] 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
[ 1673.707876] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1673.707915] RAX: ffff89378b27e508 RBX: 0000000000000000 RCX: ffff893786780560
[ 1673.707972] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378ace4000
[ 1673.708037] RBP: ffffb3adc005fcc0 R08: ffff89378aa0c908 R09: ffff893781194a10
[ 1673.708097] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1673.708148] R13: dead000000000100 R14: ffff893783242900 R15: 0000000000000000
[ 1673.708201] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1673.708268] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1673.708316] CR2: 00007f175fd36000 CR3: 000000002d646005 CR4: 0000000000772ef0
[ 1673.708370] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1673.708436] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1673.708487] PKRU: 55555554
[ 1673.708503] Call Trace:
[ 1673.708523]  <TASK>
[ 1673.708546] ? __warn (kernel/panic.c:748)
[ 1673.708585] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1673.708616] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1673.708648] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1673.708680] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1673.708705] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1673.708736] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1673.708772] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1673.708822] cleanup_net (net/core/net_namespace.c:648)
[ 1673.708855] process_one_work (kernel/workqueue.c:3229)
[ 1673.708887] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1673.708912] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1673.708953] kthread (kernel/kthread.c:389)
[ 1673.708984] ? __pfx_kthread (kernel/kthread.c:342)
[ 1673.709011] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1673.709047] ? __pfx_kthread (kernel/kthread.c:342)
[ 1673.709078] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1673.812519] ------------[ cut here ]------------
| [ 1673.812573] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1673.812661] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1673.812975] Tainted: [W]=WARN
[ 1673.813005] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1673.813053] Workqueue: netns cleanup_net
[ 1673.813089] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1673.813129] 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
[ 1673.813247] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1673.813286] RAX: ffff89378a294508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1673.813344] RDX: ffff893784d8a180 RSI: 0000000000000000 RDI: dead000000000122
[ 1673.813395] RBP: ffffb3adc005fb78 R08: ffff8937848356c0 R09: 0000000000000001
[ 1673.813445] R10: ffffffffa1f5f5c8 R11: 0000000000000075 R12: 0000000000000006
[ 1673.813496] R13: ffff89378ace7000 R14: 0000000000000000 R15: 0000000000000000
[ 1673.813549] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1673.813605] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1673.813653] CR2: 00007ffd948b9e48 CR3: 000000002d646005 CR4: 0000000000772ef0
[ 1673.813706] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1673.813761] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1673.813812] PKRU: 55555554
[ 1673.813829] Call Trace:
[ 1673.813849]  <TASK>
[ 1673.813872] ? __warn (kernel/panic.c:748)
[ 1673.813906] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1673.813931] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1673.813963] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1673.813993] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1673.814027] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1673.814057] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1673.814087] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1673.814128] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1673.814158] vlan_device_event (net/8021q/vlan.c:528)
[ 1673.814185] notifier_call_chain (kernel/notifier.c:85)
[ 1673.814217] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1673.814257] cleanup_net (net/core/net_namespace.c:648)
[ 1673.814288] process_one_work (kernel/workqueue.c:3229)
[ 1673.814320] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1673.814350] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1673.814385] kthread (kernel/kthread.c:389)
[ 1673.814416] ? __pfx_kthread (kernel/kthread.c:342)
[ 1673.814441] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1673.814473] ? __pfx_kthread (kernel/kthread.c:342)
[ 1673.814504] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1673.814840] ------------[ cut here ]------------
| [ 1673.814880] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1673.814938] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1673.815246] Tainted: [W]=WARN
[ 1673.815271] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1673.815313] Workqueue: netns cleanup_net
[ 1673.815346] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1673.815385] 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
[ 1673.815505] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1673.815540] RAX: ffff89378a294508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1673.815591] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378b27a000
[ 1673.815642] RBP: ffffb3adc005fb78 R08: ffff893784f80990 R09: ffff893781194a10
[ 1673.815692] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1673.815743] R13: dead000000000100 R14: ffff893787c91400 R15: 0000000000000000
[ 1673.815795] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1673.815857] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1673.815905] CR2: 00007ffd948b9e48 CR3: 000000002d646005 CR4: 0000000000772ef0
[ 1673.815957] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1673.816009] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1673.816063] PKRU: 55555554
[ 1673.816080] Call Trace:
[ 1673.816097]  <TASK>
[ 1673.816114] ? __warn (kernel/panic.c:748)
[ 1673.816146] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1673.816177] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1673.816208] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1673.816243] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1673.816269] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1673.816300] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1673.816325] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1673.816360] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1673.816391] vlan_device_event (net/8021q/vlan.c:528)
[ 1673.816416] notifier_call_chain (kernel/notifier.c:85)
[ 1673.816448] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1673.816488] cleanup_net (net/core/net_namespace.c:648)
[ 1673.816519] process_one_work (kernel/workqueue.c:3229)
[ 1673.816544] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1673.816569] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1673.816604] kthread (kernel/kthread.c:389)
[ 1673.816635] ? __pfx_kthread (kernel/kthread.c:342)
[ 1673.816660] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1673.816692] ? __pfx_kthread (kernel/kthread.c:342)
[ 1673.816718] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1673.825120] ------------[ cut here ]------------
| [ 1673.825161] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1673.825222] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1673.825530] Tainted: [W]=WARN
[ 1673.825555] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1673.825598] Workqueue: netns cleanup_net
[ 1673.825628] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1673.825668] 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
[ 1673.825787] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1673.825827] RAX: ffff89378a294508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1673.825877] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378ace7000
[ 1673.825928] RBP: ffffb3adc005fcc0 R08: ffff89378a6a17f8 R09: ffff893781194a10
[ 1673.825979] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1673.826035] R13: dead000000000100 R14: ffff893787c91400 R15: 0000000000000000
[ 1673.826092] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1673.826150] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1673.826196] CR2: 00007ffd948b9e48 CR3: 000000002d646005 CR4: 0000000000772ef0
[ 1673.826249] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1673.826304] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1673.826355] PKRU: 55555554
[ 1673.826372] Call Trace:
[ 1673.826390]  <TASK>
[ 1673.826412] ? __warn (kernel/panic.c:748)
[ 1673.826442] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1673.826468] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1673.826500] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1673.826531] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1673.826557] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1673.826583] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1673.826615] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1673.826655] cleanup_net (net/core/net_namespace.c:648)
[ 1673.826687] process_one_work (kernel/workqueue.c:3229)
[ 1673.826717] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1673.826742] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1673.826777] kthread (kernel/kthread.c:389)
[ 1673.826809] ? __pfx_kthread (kernel/kthread.c:342)
[ 1673.826839] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1673.826872] ? __pfx_kthread (kernel/kthread.c:342)
[ 1673.826902] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1673.900091] ------------[ cut here ]------------
| [ 1673.900137] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1673.900199] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1673.900508] Tainted: [W]=WARN
[ 1673.900532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1673.900575] Workqueue: netns cleanup_net
[ 1673.900607] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1673.900647] 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
[ 1673.900774] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1673.900814] RAX: ffff8937893e0508 RBX: 0000000000000000 RCX: ffff89378ace0560
[ 1673.900865] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378322d000
[ 1673.900916] RBP: ffffb3adc005fcc0 R08: ffff893786653b28 R09: ffff893781194a10
[ 1673.900972] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1673.901027] R13: dead000000000100 R14: ffff893787c91400 R15: 0000000000000000
[ 1673.901086] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1673.901143] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1673.901190] CR2: 00007f1aebc85000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1673.901241] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1673.901296] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1673.901347] PKRU: 55555554
[ 1673.901364] Call Trace:
[ 1673.901383]  <TASK>
[ 1673.901405] ? __warn (kernel/panic.c:748)
[ 1673.901436] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1673.901467] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1673.901496] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1673.901527] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1673.901552] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1673.901585] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1673.901615] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1673.901656] cleanup_net (net/core/net_namespace.c:648)
[ 1673.901688] process_one_work (kernel/workqueue.c:3229)
[ 1673.901719] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1673.901743] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1673.901778] kthread (kernel/kthread.c:389)
[ 1673.901808] ? __pfx_kthread (kernel/kthread.c:342)
[ 1673.901834] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1673.901866] ? __pfx_kthread (kernel/kthread.c:342)
[ 1673.901897] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1702.053192] ------------[ cut here ]------------
| [ 1702.053262] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1702.053338] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1702.053660] Tainted: [W]=WARN
[ 1702.053700] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1702.053753] Workqueue: netns cleanup_net
[ 1702.053795] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1702.053842] 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
[ 1702.053968] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1702.054037] RAX: ffff8937864a0508 RBX: 0000000000000000 RCX: ffff893782d62560
[ 1702.054100] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893786546000
[ 1702.054165] RBP: ffffb3adc005fcc0 R08: ffff893788a55aa0 R09: ffff893781194a10
[ 1702.054227] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1702.054296] R13: dead000000000100 R14: ffff893788882b00 R15: 0000000000000000
[ 1702.054359] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1702.054424] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1702.054478] CR2: 00007ffd948ba478 CR3: 000000000e3c6001 CR4: 0000000000772ef0
[ 1702.054542] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1702.054608] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1702.054671] PKRU: 55555554
[ 1702.054702] Call Trace:
[ 1702.054735]  <TASK>
[ 1702.054768] ? __warn (kernel/panic.c:748)
[ 1702.054813] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1702.054852] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1702.054910] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1702.054954] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1702.054995] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1702.055048] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1702.055088] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1702.055153] cleanup_net (net/core/net_namespace.c:648)
[ 1702.055196] process_one_work (kernel/workqueue.c:3229)
[ 1702.055246] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1702.055288] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1702.055336] kthread (kernel/kthread.c:389)
[ 1702.055383] ? __pfx_kthread (kernel/kthread.c:342)
[ 1702.055428] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1702.055476] ? __pfx_kthread (kernel/kthread.c:342)
[ 1702.055518] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1702.168165] ------------[ cut here ]------------
| [ 1702.168222] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1702.168282] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1702.168593] Tainted: [W]=WARN
[ 1702.168618] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1702.168662] Workqueue: netns cleanup_net
[ 1702.168692] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1702.168733] 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
[ 1702.168851] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1702.168891] RAX: ffff89378b197508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1702.168942] RDX: ffff893784dba180 RSI: 0000000000000000 RDI: dead000000000122
[ 1702.168993] RBP: ffffb3adc005fb78 R08: ffff893784a76228 R09: 0000000000000001
[ 1702.169053] R10: ffffffffa1f5f598 R11: 0000000000000001 R12: 0000000000000006
[ 1702.169108] R13: ffff8937864a4000 R14: 0000000000000000 R15: 0000000000000000
[ 1702.169166] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1702.169223] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1702.169269] CR2: 00007fb66b9b1000 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1702.169321] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1702.169376] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1702.169426] PKRU: 55555554
[ 1702.169443] Call Trace:
[ 1702.169462]  <TASK>
[ 1702.169485] ? __warn (kernel/panic.c:748)
[ 1702.169517] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1702.169543] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1702.169575] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1702.169606] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1702.169631] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1702.169664] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1702.169694] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1702.169735] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1702.169769] vlan_device_event (net/8021q/vlan.c:528)
[ 1702.169802] notifier_call_chain (kernel/notifier.c:85)
[ 1702.169837] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1702.169878] cleanup_net (net/core/net_namespace.c:648)
[ 1702.169909] process_one_work (kernel/workqueue.c:3229)
[ 1702.169940] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1702.169965] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1702.170004] kthread (kernel/kthread.c:389)
[ 1702.170035] ? __pfx_kthread (kernel/kthread.c:342)
[ 1702.170060] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1702.170092] ? __pfx_kthread (kernel/kthread.c:342)
[ 1702.170123] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1702.189153] ------------[ cut here ]------------
| [ 1702.189197] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1702.189259] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1702.189567] Tainted: [W]=WARN
[ 1702.189592] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1702.189635] Workqueue: netns cleanup_net
[ 1702.189666] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1702.189701] 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
[ 1702.189826] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1702.189870] RAX: ffff89378b27e508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1702.189921] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937864a4000
[ 1702.189972] RBP: ffffb3adc005fcc0 R08: ffff893782a6b088 R09: ffff893781194a10
[ 1702.190036] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1702.190092] R13: dead000000000100 R14: ffff893789e70d00 R15: 0000000000000000
[ 1702.190144] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1702.190200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1702.190247] CR2: 00007fb66b9b1000 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1702.190300] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1702.190349] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1702.190400] PKRU: 55555554
[ 1702.190418] Call Trace:
[ 1702.190435]  <TASK>
[ 1702.190452] ? __warn (kernel/panic.c:748)
[ 1702.190484] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1702.190514] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1702.190547] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1702.190577] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1702.190603] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1702.190629] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1702.190653] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1702.190694] cleanup_net (net/core/net_namespace.c:648)
[ 1702.190726] process_one_work (kernel/workqueue.c:3229)
[ 1702.190757] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1702.190782] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1702.190816] kthread (kernel/kthread.c:389)
[ 1702.190847] ? __pfx_kthread (kernel/kthread.c:342)
[ 1702.190873] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1702.190898] ? __pfx_kthread (kernel/kthread.c:342)
[ 1702.190924] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1702.256157] ------------[ cut here ]------------
| [ 1702.256203] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1702.256258] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1702.256561] Tainted: [W]=WARN
[ 1702.256585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1702.256629] Workqueue: netns cleanup_net
[ 1702.256659] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1702.256693] 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
[ 1702.256816] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1702.256862] RAX: ffff89378b09e508 RBX: 0000000000000000 RCX: ffff89378b27b560
[ 1702.256918] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893784efc000
[ 1702.256969] RBP: ffffb3adc005fcc0 R08: ffff893787975cc0 R09: ffff893781194a10
[ 1702.257024] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1702.257081] R13: dead000000000100 R14: ffff893787c91200 R15: 0000000000000000
[ 1702.257133] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1702.257190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1702.257236] CR2: 000055ae9ec00990 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1702.257288] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1702.257342] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1702.257392] PKRU: 55555554
[ 1702.257409] Call Trace:
[ 1702.257428]  <TASK>
[ 1702.257451] ? __warn (kernel/panic.c:748)
[ 1702.257483] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1702.257508] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1702.257540] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1702.257571] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1702.257596] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1702.257623] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1702.257654] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1702.257694] cleanup_net (net/core/net_namespace.c:648)
[ 1702.257725] process_one_work (kernel/workqueue.c:3229)
[ 1702.257756] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1702.257786] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1702.257820] kthread (kernel/kthread.c:389)
[ 1702.257851] ? __pfx_kthread (kernel/kthread.c:342)
[ 1702.257883] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1702.257914] ? __pfx_kthread (kernel/kthread.c:342)
[ 1702.257939] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1709.334191] ------------[ cut here ]------------
| [ 1709.334250] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1709.334312] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1709.334631] Tainted: [W]=WARN
[ 1709.334656] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1709.334699] Workqueue: netns cleanup_net
[ 1709.334729] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1709.334770] 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
[ 1709.334888] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1709.334927] RAX: ffff893781f75508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1709.334983] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a929000
[ 1709.335039] RBP: ffffb3adc005fcc0 R08: ffff89378e530880 R09: ffff893781194a10
[ 1709.335095] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1709.335145] R13: dead000000000100 R14: ffff893787c91400 R15: 0000000000000000
[ 1709.335197] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1709.335254] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1709.335300] CR2: 000055ae9ec84dec CR3: 000000000e3c6003 CR4: 0000000000772ef0
[ 1709.335351] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1709.335406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1709.335457] PKRU: 55555554
[ 1709.335474] Call Trace:
[ 1709.335493]  <TASK>
[ 1709.335516] ? __warn (kernel/panic.c:748)
[ 1709.335547] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1709.335578] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1709.335610] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1709.335640] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1709.335666] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1709.335692] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1709.335723] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1709.335763] cleanup_net (net/core/net_namespace.c:648)
[ 1709.335794] process_one_work (kernel/workqueue.c:3229)
[ 1709.335826] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1709.335856] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1709.335891] kthread (kernel/kthread.c:389)
[ 1709.335922] ? __pfx_kthread (kernel/kthread.c:342)
[ 1709.335947] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1709.335979] ? __pfx_kthread (kernel/kthread.c:342)
[ 1709.336014] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1709.424337] ------------[ cut here ]------------
| [ 1709.424388] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1709.424452] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1709.424761] Tainted: [W]=WARN
[ 1709.424786] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1709.424828] Workqueue: netns cleanup_net
[ 1709.424860] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1709.424899] 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
[ 1709.425029] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1709.425068] RAX: ffff893784efc508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1709.425119] RDX: ffff893784dbc300 RSI: 0000000000000000 RDI: dead000000000122
[ 1709.425170] RBP: ffffb3adc005fb78 R08: ffff8937815d6fd8 R09: 0000000000000001
[ 1709.425220] R10: ffffffffa1f5f598 R11: 0000000000225510 R12: 0000000000000006
[ 1709.425276] R13: ffff893781f72000 R14: 0000000000000000 R15: 0000000000000000
[ 1709.425327] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1709.425384] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1709.425431] CR2: 00007ffd948b8b68 CR3: 000000000e3c6003 CR4: 0000000000772ef0
[ 1709.425483] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1709.425538] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1709.425589] PKRU: 55555554
[ 1709.425606] Call Trace:
[ 1709.425624]  <TASK>
[ 1709.425647] ? __warn (kernel/panic.c:748)
[ 1709.425680] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1709.425706] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1709.425738] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1709.425768] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1709.425794] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1709.425826] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1709.425857] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1709.425897] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1709.425929] vlan_device_event (net/8021q/vlan.c:528)
[ 1709.425961] notifier_call_chain (kernel/notifier.c:85)
[ 1709.425993] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1709.426035] cleanup_net (net/core/net_namespace.c:648)
[ 1709.426067] process_one_work (kernel/workqueue.c:3229)
[ 1709.426092] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1709.426124] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1709.426158] kthread (kernel/kthread.c:389)
[ 1709.426190] ? __pfx_kthread (kernel/kthread.c:342)
[ 1709.426221] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1709.426253] ? __pfx_kthread (kernel/kthread.c:342)
[ 1709.426284] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1709.426607] ------------[ cut here ]------------
| [ 1709.426646] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1709.426718] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1709.427026] Tainted: [W]=WARN
[ 1709.427052] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1709.427095] Workqueue: netns cleanup_net
[ 1709.427126] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1709.427160] 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
[ 1709.427281] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1709.427315] RAX: ffff893784efc508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1709.427366] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378b193000
[ 1709.427417] RBP: ffffb3adc005fb78 R08: ffff8937881a5198 R09: ffff893781194a10
[ 1709.427468] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1709.427519] R13: dead000000000100 R14: ffff893787c91400 R15: 0000000000000000
[ 1709.427571] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1709.427627] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1709.427674] CR2: 00007ffd948b8b68 CR3: 000000000e3c6003 CR4: 0000000000772ef0
[ 1709.427726] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1709.427776] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1709.427827] PKRU: 55555554
[ 1709.427845] Call Trace:
[ 1709.427862]  <TASK>
[ 1709.427879] ? __warn (kernel/panic.c:748)
[ 1709.427915] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1709.427941] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1709.427972] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1709.428007] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1709.428034] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1709.428061] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1709.428092] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1709.428133] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1709.428163] vlan_device_event (net/8021q/vlan.c:528)
[ 1709.428189] notifier_call_chain (kernel/notifier.c:85)
[ 1709.428221] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1709.428261] cleanup_net (net/core/net_namespace.c:648)
[ 1709.428292] process_one_work (kernel/workqueue.c:3229)
[ 1709.428317] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1709.428343] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1709.428377] kthread (kernel/kthread.c:389)
[ 1709.428403] ? __pfx_kthread (kernel/kthread.c:342)
[ 1709.428428] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1709.428460] ? __pfx_kthread (kernel/kthread.c:342)
[ 1709.428486] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1709.444112] ------------[ cut here ]------------
| [ 1709.444159] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1709.444219] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1709.444530] Tainted: [W]=WARN
[ 1709.444562] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1709.444604] Workqueue: netns cleanup_net
[ 1709.444636] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1709.444676] 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
[ 1709.444800] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1709.444840] RAX: ffff893784efc508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1709.444890] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893781f72000
[ 1709.444941] RBP: ffffb3adc005fcc0 R08: ffff89378a63e088 R09: ffff893781194a10
[ 1709.444992] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1709.445048] R13: dead000000000100 R14: ffff893787c91400 R15: 0000000000000000
[ 1709.445104] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1709.445165] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1709.445212] CR2: 000055ae9ec84dec CR3: 000000000e3c6003 CR4: 0000000000772ef0
[ 1709.445264] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1709.445319] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1709.445370] PKRU: 55555554
[ 1709.445387] Call Trace:
[ 1709.445405]  <TASK>
[ 1709.445422] ? __warn (kernel/panic.c:748)
[ 1709.445456] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1709.445482] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1709.445514] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1709.445544] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1709.445570] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1709.445596] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1709.445628] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1709.445669] cleanup_net (net/core/net_namespace.c:648)
[ 1709.445699] process_one_work (kernel/workqueue.c:3229)
[ 1709.445724] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1709.445749] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1709.445784] kthread (kernel/kthread.c:389)
[ 1709.445815] ? __pfx_kthread (kernel/kthread.c:342)
[ 1709.445841] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1709.445873] ? __pfx_kthread (kernel/kthread.c:342)
[ 1709.445898] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1709.532179] ------------[ cut here ]------------
| [ 1709.532226] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1709.532289] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1709.532599] Tainted: [W]=WARN
[ 1709.532624] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1709.532667] Workqueue: netns cleanup_net
[ 1709.532698] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1709.532738] 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
[ 1709.532857] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1709.532897] RAX: ffff893784ef8508 RBX: 0000000000000000 RCX: ffff893787540560
[ 1709.532947] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788815000
[ 1709.533003] RBP: ffffb3adc005fcc0 R08: ffff893784ec2880 R09: ffff893781194a10
[ 1709.533061] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1709.533112] R13: dead000000000100 R14: ffff893787c91400 R15: 0000000000000000
[ 1709.533164] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1709.533228] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1709.533276] CR2: 000055ae9ec00990 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1709.533332] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1709.533387] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1709.533438] PKRU: 55555554
[ 1709.533455] Call Trace:
[ 1709.533473]  <TASK>
[ 1709.533496] ? __warn (kernel/panic.c:748)
[ 1709.533525] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1709.533551] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1709.533590] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1709.533622] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1709.533653] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1709.533679] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1709.533704] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1709.533745] cleanup_net (net/core/net_namespace.c:648)
[ 1709.533776] process_one_work (kernel/workqueue.c:3229)
[ 1709.533808] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1709.533839] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1709.533873] kthread (kernel/kthread.c:389)
[ 1709.533904] ? __pfx_kthread (kernel/kthread.c:342)
[ 1709.533930] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1709.533962] ? __pfx_kthread (kernel/kthread.c:342)
[ 1709.533992] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1717.682164] ------------[ cut here ]------------
| [ 1717.682210] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1717.682270] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1717.682582] Tainted: [W]=WARN
[ 1717.682612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1717.682656] Workqueue: netns cleanup_net
[ 1717.682686] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1717.682721] 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
[ 1717.682845] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1717.682884] RAX: ffff89378b1d9508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1717.682935] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788390000
[ 1717.682986] RBP: ffffb3adc005fcc0 R08: ffff89378885c110 R09: ffff893781194a10
[ 1717.683041] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1717.683093] R13: dead000000000100 R14: ffff893787c91100 R15: 0000000000000000
[ 1717.683146] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1717.683203] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1717.683250] CR2: 000055ae9ec00990 CR3: 000000002d646005 CR4: 0000000000772ef0
[ 1717.683309] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1717.683358] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1717.683410] PKRU: 55555554
[ 1717.683427] Call Trace:
[ 1717.683445]  <TASK>
[ 1717.683468] ? __warn (kernel/panic.c:748)
[ 1717.683500] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1717.683531] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1717.683564] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1717.683594] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1717.683620] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1717.683646] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1717.683677] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1717.683718] cleanup_net (net/core/net_namespace.c:648)
[ 1717.683748] process_one_work (kernel/workqueue.c:3229)
[ 1717.683780] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1717.683811] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1717.683848] kthread (kernel/kthread.c:389)
[ 1717.683880] ? __pfx_kthread (kernel/kthread.c:342)
[ 1717.683905] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1717.683937] ? __pfx_kthread (kernel/kthread.c:342)
[ 1717.683967] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1717.760309] ------------[ cut here ]------------
| [ 1717.760353] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1717.760415] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1717.760728] Tainted: [W]=WARN
[ 1717.760753] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1717.760796] Workqueue: netns cleanup_net
[ 1717.760834] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1717.760874] 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
[ 1717.761009] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1717.761050] RAX: ffff893784efa508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1717.761101] RDX: ffff893784d8b240 RSI: 0000000000000000 RDI: dead000000000122
[ 1717.761152] RBP: ffffb3adc005fb78 R08: ffff893784a46470 R09: 0000000000000001
[ 1717.761202] R10: ffffffffa1f5f598 R11: 0000000000000001 R12: 0000000000000006
[ 1717.761254] R13: ffff893788395000 R14: 0000000000000000 R15: 0000000000000000
[ 1717.761306] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1717.761366] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1717.761414] CR2: 00007f5519669000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1717.761466] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1717.761521] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1717.761572] PKRU: 55555554
[ 1717.761590] Call Trace:
[ 1717.761608]  <TASK>
[ 1717.761631] ? __warn (kernel/panic.c:748)
[ 1717.761665] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1717.761690] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1717.761723] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1717.761753] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1717.761779] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1717.761805] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1717.761836] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1717.761877] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1717.761907] vlan_device_event (net/8021q/vlan.c:528)
[ 1717.761933] notifier_call_chain (kernel/notifier.c:85)
[ 1717.761965] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1717.762010] cleanup_net (net/core/net_namespace.c:648)
[ 1717.762041] process_one_work (kernel/workqueue.c:3229)
[ 1717.762073] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1717.762098] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1717.762138] kthread (kernel/kthread.c:389)
[ 1717.762169] ? __pfx_kthread (kernel/kthread.c:342)
[ 1717.762195] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1717.762227] ? __pfx_kthread (kernel/kthread.c:342)
[ 1717.762258] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1717.762560] ------------[ cut here ]------------
| [ 1717.762624] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1717.762683] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1717.762993] Tainted: [W]=WARN
[ 1717.763022] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1717.763067] Workqueue: netns cleanup_net
[ 1717.763098] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1717.763132] 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
[ 1717.763259] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1717.763298] RAX: ffff893784efa508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1717.763349] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378b190000
[ 1717.763405] RBP: ffffb3adc005fb78 R08: ffff893787694908 R09: ffff893781194a10
[ 1717.763456] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1717.763508] R13: dead000000000100 R14: ffff893787c91100 R15: 0000000000000000
[ 1717.763561] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1717.763618] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1717.763665] CR2: 00007f5519669000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1717.763718] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1717.763773] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1717.763823] PKRU: 55555554
[ 1717.763840] Call Trace:
[ 1717.763858]  <TASK>
[ 1717.763874] ? __warn (kernel/panic.c:748)
[ 1717.763906] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1717.763937] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1717.763963] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1717.763995] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1717.764027] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1717.764058] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1717.764088] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1717.764129] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1717.764159] vlan_device_event (net/8021q/vlan.c:528)
[ 1717.764185] notifier_call_chain (kernel/notifier.c:85)
[ 1717.764217] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1717.764258] cleanup_net (net/core/net_namespace.c:648)
[ 1717.764288] process_one_work (kernel/workqueue.c:3229)
[ 1717.764314] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1717.764338] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1717.764373] kthread (kernel/kthread.c:389)
[ 1717.764403] ? __pfx_kthread (kernel/kthread.c:342)
[ 1717.764429] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1717.764455] ? __pfx_kthread (kernel/kthread.c:342)
[ 1717.764480] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1717.776071] ------------[ cut here ]------------
| [ 1717.776113] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1717.776172] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1717.776507] Tainted: [W]=WARN
[ 1717.776532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1717.776574] Workqueue: netns cleanup_net
[ 1717.776606] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1717.776646] 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
[ 1717.776770] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1717.776803] RAX: ffff893784efa508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1717.776854] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788395000
[ 1717.776905] RBP: ffffb3adc005fcc0 R08: ffff893783164330 R09: ffff893781194a10
[ 1717.776956] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1717.777011] R13: dead000000000100 R14: ffff893787c91100 R15: 0000000000000000
[ 1717.777066] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1717.777127] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1717.777173] CR2: 00007f5519669000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1717.777226] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1717.777281] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1717.777332] PKRU: 55555554
[ 1717.777350] Call Trace:
[ 1717.777371]  <TASK>
[ 1717.777388] ? __warn (kernel/panic.c:748)
[ 1717.777419] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1717.777450] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1717.777482] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1717.777513] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1717.777538] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1717.777564] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1717.777595] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1717.777636] cleanup_net (net/core/net_namespace.c:648)
[ 1717.777666] process_one_work (kernel/workqueue.c:3229)
[ 1717.777697] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1717.777722] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1717.777756] kthread (kernel/kthread.c:389)
[ 1717.777787] ? __pfx_kthread (kernel/kthread.c:342)
[ 1717.777813] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1717.777845] ? __pfx_kthread (kernel/kthread.c:342)
[ 1717.777871] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1717.842124] ------------[ cut here ]------------
| [ 1717.842171] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1717.842233] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1717.842541] Tainted: [W]=WARN
[ 1717.842571] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1717.842615] Workqueue: netns cleanup_net
[ 1717.842645] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1717.842685] 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
[ 1717.842804] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1717.842844] RAX: ffff8937866b9508 RBX: 0000000000000000 RCX: ffff893781daf560
[ 1717.842900] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893781da8000
[ 1717.842951] RBP: ffffb3adc005fcc0 R08: ffff89378a15ce58 R09: ffff893781194a10
[ 1717.843008] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1717.843063] R13: dead000000000100 R14: ffff893787c91100 R15: 0000000000000000
[ 1717.843118] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1717.843175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1717.843222] CR2: 000055ae9ec00990 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1717.843274] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1717.843332] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1717.843383] PKRU: 55555554
[ 1717.843400] Call Trace:
[ 1717.843418]  <TASK>
[ 1717.843441] ? __warn (kernel/panic.c:748)
[ 1717.843473] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1717.843499] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1717.843531] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1717.843561] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1717.843587] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1717.843612] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1717.843644] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1717.843686] cleanup_net (net/core/net_namespace.c:648)
[ 1717.843717] process_one_work (kernel/workqueue.c:3229)
[ 1717.843748] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1717.843773] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1717.843808] kthread (kernel/kthread.c:389)
[ 1717.843839] ? __pfx_kthread (kernel/kthread.c:342)
[ 1717.843870] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1717.843902] ? __pfx_kthread (kernel/kthread.c:342)
[ 1717.843927] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1726.062229] ------------[ cut here ]------------
| [ 1726.062304] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1726.062373] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1726.062673] Tainted: [W]=WARN
[ 1726.062712] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1726.062766] Workqueue: netns cleanup_net
[ 1726.062807] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1726.062855] 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
[ 1726.062976] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1726.063035] RAX: ffff8937865ba508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1726.063096] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378b27f000
[ 1726.063164] RBP: ffffb3adc005fcc0 R08: ffff893788bbac38 R09: ffff893781194a10
[ 1726.063239] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1726.063343] R13: dead000000000100 R14: ffff893788882900 R15: 0000000000000000
[ 1726.063411] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1726.063472] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1726.063544] CR2: 00007f07949fe270 CR3: 000000000a73a006 CR4: 0000000000772ef0
[ 1726.063609] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1726.063673] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1726.063741] PKRU: 55555554
[ 1726.063771] Call Trace:
[ 1726.063802]  <TASK>
[ 1726.063835] ? __warn (kernel/panic.c:748)
[ 1726.063885] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1726.063927] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1726.063972] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1726.064017] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1726.064063] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1726.064105] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1726.064144] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1726.064198] cleanup_net (net/core/net_namespace.c:648)
[ 1726.064238] process_one_work (kernel/workqueue.c:3229)
[ 1726.064276] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1726.064320] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1726.064374] kthread (kernel/kthread.c:389)
[ 1726.064420] ? __pfx_kthread (kernel/kthread.c:342)
[ 1726.064461] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1726.064502] ? __pfx_kthread (kernel/kthread.c:342)
[ 1726.064551] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1726.149359] ------------[ cut here ]------------
| [ 1726.149412] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1726.149473] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1726.149787] Tainted: [W]=WARN
[ 1726.149812] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1726.149854] Workqueue: netns cleanup_net
[ 1726.149886] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1726.149925] 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
[ 1726.150057] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1726.150097] RAX: ffff893781da9508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1726.150149] RDX: ffff893784d8a180 RSI: 0000000000000000 RDI: dead000000000122
[ 1726.150225] RBP: ffffb3adc005fb78 R08: ffff89378156b6b0 R09: 0000000000000001
[ 1726.150290] R10: ffffffffa1f5f598 R11: 0000000000000075 R12: 0000000000000006
[ 1726.150361] R13: ffff8937893cb000 R14: 0000000000000000 R15: 0000000000000000
[ 1726.150413] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1726.150470] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1726.150520] CR2: 00007f6e6f4b3270 CR3: 00000000093e8005 CR4: 0000000000772ef0
[ 1726.150573] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1726.150634] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1726.150687] PKRU: 55555554
[ 1726.150704] Call Trace:
[ 1726.150723]  <TASK>
[ 1726.150747] ? __warn (kernel/panic.c:748)
[ 1726.150778] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1726.150805] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1726.150837] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1726.150868] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1726.150902] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1726.150936] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1726.150967] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1726.151011] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1726.151049] vlan_device_event (net/8021q/vlan.c:528)
[ 1726.151081] notifier_call_chain (kernel/notifier.c:85)
[ 1726.151114] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1726.151157] cleanup_net (net/core/net_namespace.c:648)
[ 1726.151190] process_one_work (kernel/workqueue.c:3229)
[ 1726.151221] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1726.151247] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1726.151283] kthread (kernel/kthread.c:389)
[ 1726.151314] ? __pfx_kthread (kernel/kthread.c:342)
[ 1726.151340] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1726.151373] ? __pfx_kthread (kernel/kthread.c:342)
[ 1726.151398] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1726.151660] ------------[ cut here ]------------
| [ 1726.151697] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1726.151755] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1726.152081] Tainted: [W]=WARN
[ 1726.152107] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1726.152149] Workqueue: netns cleanup_net
[ 1726.152180] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1726.152216] 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
[ 1726.152356] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1726.152389] RAX: ffff893781da9508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1726.152439] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378b35b000
[ 1726.152491] RBP: ffffb3adc005fb78 R08: ffff89378a60dbb0 R09: ffff893781194a10
[ 1726.152546] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1726.152598] R13: dead000000000100 R14: ffff89378e784200 R15: 0000000000000000
[ 1726.152667] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1726.152726] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1726.152773] CR2: 00007f6e6f4b3270 CR3: 00000000093e8005 CR4: 0000000000772ef0
[ 1726.152827] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1726.152884] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1726.152936] PKRU: 55555554
[ 1726.152953] Call Trace:
[ 1726.152970]  <TASK>
[ 1726.152987] ? __warn (kernel/panic.c:748)
[ 1726.153021] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1726.153075] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1726.153104] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1726.153134] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1726.153159] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1726.153185] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1726.153211] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1726.153246] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1726.153276] vlan_device_event (net/8021q/vlan.c:528)
[ 1726.153310] notifier_call_chain (kernel/notifier.c:85)
[ 1726.153342] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1726.153381] cleanup_net (net/core/net_namespace.c:648)
[ 1726.153413] process_one_work (kernel/workqueue.c:3229)
[ 1726.153448] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1726.153498] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1726.153533] kthread (kernel/kthread.c:389)
[ 1726.153558] ? __pfx_kthread (kernel/kthread.c:342)
[ 1726.153584] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1726.153610] ? __pfx_kthread (kernel/kthread.c:342)
[ 1726.153641] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1726.159082] ------------[ cut here ]------------
| [ 1726.159123] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1726.159176] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1726.159501] Tainted: [W]=WARN
[ 1726.159526] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1726.159569] Workqueue: netns cleanup_net
[ 1726.159600] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1726.159640] 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
[ 1726.159781] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1726.159816] RAX: ffff893781da9508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1726.159872] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937893cb000
[ 1726.159922] RBP: ffffb3adc005fcc0 R08: ffff89378a157000 R09: ffff893781194a10
[ 1726.159973] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1726.160026] R13: dead000000000100 R14: ffff89378e784200 R15: 0000000000000000
[ 1726.160081] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1726.160137] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1726.160186] CR2: 00007f6e6f4b3270 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1726.160238] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1726.160288] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1726.160341] PKRU: 55555554
[ 1726.160376] Call Trace:
[ 1726.160395]  <TASK>
[ 1726.160412] ? __warn (kernel/panic.c:748)
[ 1726.160439] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1726.160465] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1726.160491] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1726.160523] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1726.160548] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1726.160574] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1726.160605] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1726.160641] cleanup_net (net/core/net_namespace.c:648)
[ 1726.160672] process_one_work (kernel/workqueue.c:3229)
[ 1726.160703] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1726.160730] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1726.160764] kthread (kernel/kthread.c:389)
[ 1726.160789] ? __pfx_kthread (kernel/kthread.c:342)
[ 1726.160815] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1726.160846] ? __pfx_kthread (kernel/kthread.c:342)
[ 1726.160871] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1726.236140] ------------[ cut here ]------------
| [ 1726.236220] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1726.236287] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1726.236587] Tainted: [W]=WARN
[ 1726.236625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1726.236679] Workqueue: netns cleanup_net
[ 1726.236720] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1726.236767] 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
[ 1726.236890] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1726.236936] RAX: ffff8937830ea508 RBX: 0000000000000000 RCX: ffff89378a9c9560
[ 1726.237004] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893784f55000
[ 1726.237064] RBP: ffffb3adc005fcc0 R08: ffff8937885f45d8 R09: ffff893781194a10
[ 1726.237125] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1726.237185] R13: dead000000000100 R14: ffff893788882c00 R15: 0000000000000000
[ 1726.237247] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1726.237311] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1726.237364] CR2: 00007fded99f8000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1726.237428] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1726.237488] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1726.237550] PKRU: 55555554
[ 1726.237580] Call Trace:
[ 1726.237612]  <TASK>
[ 1726.237645] ? __warn (kernel/panic.c:748)
[ 1726.237686] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1726.237726] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1726.237767] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1726.237807] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1726.237847] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1726.237886] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1726.237924] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1726.237974] cleanup_net (net/core/net_namespace.c:648)
[ 1726.238023] process_one_work (kernel/workqueue.c:3229)
[ 1726.238064] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1726.238102] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1726.238155] kthread (kernel/kthread.c:389)
[ 1726.238195] ? __pfx_kthread (kernel/kthread.c:342)
[ 1726.238233] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1726.238276] ? __pfx_kthread (kernel/kthread.c:342)
[ 1726.238314] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1734.467197] ------------[ cut here ]------------
| [ 1734.467244] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1734.467306] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1734.467617] Tainted: [W]=WARN
[ 1734.467642] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1734.467685] Workqueue: netns cleanup_net
[ 1734.467716] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1734.467756] 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
[ 1734.467887] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1734.467926] RAX: ffff8937889fb508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1734.467977] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378ad84000
[ 1734.468033] RBP: ffffb3adc005fcc0 R08: ffff893783176880 R09: ffff893781194a10
[ 1734.468088] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1734.468139] R13: dead000000000100 R14: ffff89378e19df00 R15: 0000000000000000
[ 1734.468191] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1734.468249] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1734.468297] CR2: 00007f3829456270 CR3: 0000000004f86003 CR4: 0000000000772ef0
[ 1734.468349] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1734.468404] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1734.468455] PKRU: 55555554
[ 1734.468472] Call Trace:
[ 1734.468491]  <TASK>
[ 1734.468513] ? __warn (kernel/panic.c:748)
[ 1734.468546] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1734.468572] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1734.468604] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1734.468635] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1734.468660] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1734.468694] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1734.468725] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1734.468765] cleanup_net (net/core/net_namespace.c:648)
[ 1734.468795] process_one_work (kernel/workqueue.c:3229)
[ 1734.468827] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1734.468857] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1734.468899] kthread (kernel/kthread.c:389)
[ 1734.468930] ? __pfx_kthread (kernel/kthread.c:342)
[ 1734.468959] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1734.468991] ? __pfx_kthread (kernel/kthread.c:342)
[ 1734.469025] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1734.623289] ------------[ cut here ]------------
| [ 1734.623377] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1734.623454] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1734.623763] Tainted: [W]=WARN
[ 1734.623788] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1734.623830] Workqueue: netns cleanup_net
[ 1734.623864] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1734.623904] 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
[ 1734.624035] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1734.624074] RAX: ffff89378b27f508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1734.624125] RDX: ffff8937874ac300 RSI: 0000000000000000 RDI: dead000000000122
[ 1734.624176] RBP: ffffb3adc005fb78 R08: ffff8937849ebfd0 R09: 0000000000000001
[ 1734.624235] R10: ffffffffa1f5f598 R11: 0000000000000000 R12: 0000000000000006
[ 1734.624285] R13: ffff8937889ff000 R14: 0000000000000000 R15: 0000000000000000
[ 1734.624337] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1734.624393] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1734.624440] CR2: 000055ae9ec84dec CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1734.624491] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1734.624546] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1734.624602] PKRU: 55555554
[ 1734.624619] Call Trace:
[ 1734.624638]  <TASK>
[ 1734.624660] ? __warn (kernel/panic.c:748)
[ 1734.624692] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1734.624723] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1734.624755] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1734.624785] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1734.624810] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1734.624836] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1734.624868] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1734.624908] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1734.624938] vlan_device_event (net/8021q/vlan.c:528)
[ 1734.624964] notifier_call_chain (kernel/notifier.c:85)
[ 1734.624996] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1734.625043] cleanup_net (net/core/net_namespace.c:648)
[ 1734.625073] process_one_work (kernel/workqueue.c:3229)
[ 1734.625105] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1734.625135] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1734.625169] kthread (kernel/kthread.c:389)
[ 1734.625199] ? __pfx_kthread (kernel/kthread.c:342)
[ 1734.625224] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1734.625256] ? __pfx_kthread (kernel/kthread.c:342)
[ 1734.625281] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1734.648226] ------------[ cut here ]------------
| [ 1734.648290] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1734.648352] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1734.648659] Tainted: [W]=WARN
[ 1734.648684] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1734.648726] Workqueue: netns cleanup_net
[ 1734.648757] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1734.648801] 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
[ 1734.648935] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1734.648979] RAX: ffff8937830e9508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1734.649037] RDX: ffff8937874ad3c0 RSI: 0000000000000000 RDI: dead000000000122
[ 1734.649093] RBP: ffffb3adc005fb78 R08: ffff89378144ab48 R09: 0000000000000001
[ 1734.649143] R10: ffffffffa1f5f598 R11: 0000000000000000 R12: 0000000000000006
[ 1734.649192] R13: ffff8937889fa000 R14: 0000000000000000 R15: 0000000000000000
[ 1734.649244] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1734.649300] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1734.649347] CR2: 000055ae9ec84dec CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1734.649399] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1734.649453] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1734.649503] PKRU: 55555554
[ 1734.649521] Call Trace:
[ 1734.649538]  <TASK>
[ 1734.649555] ? __warn (kernel/panic.c:748)
[ 1734.649586] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1734.649612] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1734.649642] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1734.649674] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1734.649703] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1734.649729] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1734.649761] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1734.649801] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1734.649831] vlan_device_event (net/8021q/vlan.c:528)
[ 1734.649857] notifier_call_chain (kernel/notifier.c:85)
[ 1734.649889] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1734.649931] cleanup_net (net/core/net_namespace.c:648)
[ 1734.649962] process_one_work (kernel/workqueue.c:3229)
[ 1734.649993] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1734.650021] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1734.650058] kthread (kernel/kthread.c:389)
[ 1734.650090] ? __pfx_kthread (kernel/kthread.c:342)
[ 1734.650115] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1734.650145] ? __pfx_kthread (kernel/kthread.c:342)
[ 1734.650170] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1734.666175] ------------[ cut here ]------------
| [ 1734.666230] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1734.666281] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1734.666587] Tainted: [W]=WARN
[ 1734.666612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1734.666655] Workqueue: netns cleanup_net
[ 1734.666685] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1734.666719] 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
[ 1734.666844] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1734.666884] RAX: ffff89378aaaa508 RBX: 0000000000000000 RCX: ffff8937864e1560
[ 1734.666935] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937889fa000
[ 1734.666986] RBP: ffffb3adc005fcc0 R08: ffff893786669a18 R09: ffff893781194a10
[ 1734.667044] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1734.667100] R13: dead000000000100 R14: ffff89378e784a00 R15: 0000000000000000
[ 1734.667152] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1734.667209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1734.667256] CR2: 000055ae9ec84dec CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1734.667328] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1734.667384] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1734.667435] PKRU: 55555554
[ 1734.667452] Call Trace:
[ 1734.667470]  <TASK>
[ 1734.667492] ? __warn (kernel/panic.c:748)
[ 1734.667522] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1734.667548] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1734.667580] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1734.667627] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1734.667657] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1734.667683] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1734.667708] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1734.667748] cleanup_net (net/core/net_namespace.c:648)
[ 1734.667779] process_one_work (kernel/workqueue.c:3229)
[ 1734.667804] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1734.667829] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1734.667864] kthread (kernel/kthread.c:389)
[ 1734.667894] ? __pfx_kthread (kernel/kthread.c:342)
[ 1734.667920] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1734.667951] ? __pfx_kthread (kernel/kthread.c:342)
[ 1734.667977] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1742.852207] ------------[ cut here ]------------
| [ 1742.852265] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1742.852324] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1742.852636] Tainted: [W]=WARN
[ 1742.852661] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1742.852703] Workqueue: netns cleanup_net
[ 1742.852734] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1742.852774] 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
[ 1742.852902] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1742.852942] RAX: ffff89378aaaf508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1742.852992] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a2e5000
[ 1742.853047] RBP: ffffb3adc005fcc0 R08: ffff8937813a1990 R09: ffff893781194a10
[ 1742.853103] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1742.853153] R13: dead000000000100 R14: ffff893787c91c00 R15: 0000000000000000
[ 1742.853205] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1742.853262] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1742.853309] CR2: 000055ae9ec84dec CR3: 000000000e3c6006 CR4: 0000000000772ef0
[ 1742.853365] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1742.853415] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1742.853466] PKRU: 55555554
[ 1742.853483] Call Trace:
[ 1742.853502]  <TASK>
[ 1742.853524] ? __warn (kernel/panic.c:748)
[ 1742.853562] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1742.853587] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1742.853619] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1742.853650] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1742.853675] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1742.853701] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1742.853726] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1742.853767] cleanup_net (net/core/net_namespace.c:648)
[ 1742.853799] process_one_work (kernel/workqueue.c:3229)
[ 1742.853830] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1742.853855] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1742.853890] kthread (kernel/kthread.c:389)
[ 1742.853920] ? __pfx_kthread (kernel/kthread.c:342)
[ 1742.853946] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1742.853978] ? __pfx_kthread (kernel/kthread.c:342)
[ 1742.854011] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1742.958381] ------------[ cut here ]------------
| [ 1742.958437] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1742.958499] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1742.958809] Tainted: [W]=WARN
[ 1742.958836] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1742.958880] Workqueue: netns cleanup_net
[ 1742.958922] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1742.958962] 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
[ 1742.959091] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1742.959130] RAX: ffff89378b196508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1742.959181] RDX: ffff8937874a8000 RSI: 0000000000000000 RDI: dead000000000122
[ 1742.959232] RBP: ffffb3adc005fb78 R08: ffff8937817466b8 R09: 0000000000000001
[ 1742.959282] R10: ffffffffa1f5f598 R11: 0000000000000075 R12: 0000000000000006
[ 1742.959332] R13: ffff89378aaac000 R14: 0000000000000000 R15: 0000000000000000
[ 1742.959385] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1742.959441] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1742.959489] CR2: 000055ae9ec84dec CR3: 000000000e3c6006 CR4: 0000000000772ef0
[ 1742.959539] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1742.959594] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1742.959645] PKRU: 55555554
[ 1742.959662] Call Trace:
[ 1742.959680]  <TASK>
[ 1742.959703] ? __warn (kernel/panic.c:748)
[ 1742.959735] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1742.959767] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1742.959797] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1742.959829] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1742.959854] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1742.959886] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1742.959917] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1742.959957] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1742.959988] vlan_device_event (net/8021q/vlan.c:528)
[ 1742.960022] notifier_call_chain (kernel/notifier.c:85)
[ 1742.960055] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1742.960095] cleanup_net (net/core/net_namespace.c:648)
[ 1742.960126] process_one_work (kernel/workqueue.c:3229)
[ 1742.960157] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1742.960188] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1742.960222] kthread (kernel/kthread.c:389)
[ 1742.960252] ? __pfx_kthread (kernel/kthread.c:342)
[ 1742.960278] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1742.960310] ? __pfx_kthread (kernel/kthread.c:342)
[ 1742.960340] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1742.960662] ------------[ cut here ]------------
| [ 1742.960701] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1742.960758] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1742.961073] Tainted: [W]=WARN
[ 1742.961097] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1742.961139] Workqueue: netns cleanup_net
[ 1742.961171] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1742.961211] 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
[ 1742.961329] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1742.961363] RAX: ffff89378b196508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1742.961413] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a2e0000
[ 1742.961464] RBP: ffffb3adc005fb78 R08: ffff893782fcff68 R09: ffff893781194a10
[ 1742.961514] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1742.961565] R13: dead000000000100 R14: ffff893787c91c00 R15: 0000000000000000
[ 1742.961616] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1742.961673] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1742.961721] CR2: 000055ae9ec84dec CR3: 000000000e3c6006 CR4: 0000000000772ef0
[ 1742.961773] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1742.961828] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1742.961879] PKRU: 55555554
[ 1742.961896] Call Trace:
[ 1742.961914]  <TASK>
[ 1742.961930] ? __warn (kernel/panic.c:748)
[ 1742.961962] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1742.961987] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1742.962020] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1742.962049] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1742.962075] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1742.962105] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1742.962135] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1742.962175] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1742.962211] vlan_device_event (net/8021q/vlan.c:528)
[ 1742.962242] notifier_call_chain (kernel/notifier.c:85)
[ 1742.962267] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1742.962301] cleanup_net (net/core/net_namespace.c:648)
[ 1742.962332] process_one_work (kernel/workqueue.c:3229)
[ 1742.962363] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1742.962388] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1742.962423] kthread (kernel/kthread.c:389)
[ 1742.962454] ? __pfx_kthread (kernel/kthread.c:342)
[ 1742.962485] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1742.962510] ? __pfx_kthread (kernel/kthread.c:342)
[ 1742.962535] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1742.985070] ------------[ cut here ]------------
| [ 1742.985194] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1742.985248] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1742.985561] Tainted: [W]=WARN
[ 1742.985586] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1742.985628] Workqueue: netns cleanup_net
[ 1742.985660] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1742.985700] 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
[ 1742.985818] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1742.985852] RAX: ffff893787708508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1742.985903] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378aaac000
[ 1742.985954] RBP: ffffb3adc005fcc0 R08: ffff89378e03c000 R09: ffff893781194a10
[ 1742.986011] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1742.986069] R13: dead000000000100 R14: ffff893787c91c00 R15: 0000000000000000
[ 1742.986122] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1742.986178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1742.986219] CR2: 000055ae9ec84dec CR3: 000000000e3c6006 CR4: 0000000000772ef0
[ 1742.986271] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1742.986326] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1742.986377] PKRU: 55555554
[ 1742.986394] Call Trace:
[ 1742.986412]  <TASK>
[ 1742.986428] ? __warn (kernel/panic.c:748)
[ 1742.986460] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1742.986491] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1742.986517] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1742.986549] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1742.986574] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1742.986600] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1742.986631] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1742.986672] cleanup_net (net/core/net_namespace.c:648)
[ 1742.986704] process_one_work (kernel/workqueue.c:3229)
[ 1742.986734] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1742.986759] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1742.986794] kthread (kernel/kthread.c:389)
[ 1742.986825] ? __pfx_kthread (kernel/kthread.c:342)
[ 1742.986850] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1742.986882] ? __pfx_kthread (kernel/kthread.c:342)
[ 1742.986907] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1743.073140] ------------[ cut here ]------------
| [ 1743.073264] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1743.073331] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1743.073641] Tainted: [W]=WARN
[ 1743.073665] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1743.073708] Workqueue: netns cleanup_net
[ 1743.073741] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1743.073781] 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
[ 1743.073905] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1743.073945] RAX: ffff8937864c2508 RBX: 0000000000000000 RCX: ffff89378a2f3560
[ 1743.073995] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a92a000
[ 1743.074062] RBP: ffffb3adc005fcc0 R08: ffff893784c2fe58 R09: ffff893781194a10
[ 1743.074113] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1743.074163] R13: dead000000000100 R14: ffff893787c91c00 R15: 0000000000000000
[ 1743.074215] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1743.074271] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1743.074317] CR2: 00007fa31a61fb70 CR3: 0000000001946006 CR4: 0000000000772ef0
[ 1743.074369] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1743.074426] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1743.074477] PKRU: 55555554
[ 1743.074501] Call Trace:
[ 1743.074519]  <TASK>
[ 1743.074542] ? __warn (kernel/panic.c:748)
[ 1743.074572] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1743.074603] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1743.074641] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1743.074671] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1743.074697] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1743.074723] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1743.074754] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1743.074796] cleanup_net (net/core/net_namespace.c:648)
[ 1743.074827] process_one_work (kernel/workqueue.c:3229)
[ 1743.074858] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1743.074882] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1743.074916] kthread (kernel/kthread.c:389)
[ 1743.074947] ? __pfx_kthread (kernel/kthread.c:342)
[ 1743.074972] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1743.075007] ? __pfx_kthread (kernel/kthread.c:342)
[ 1743.075035] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1750.615203] ------------[ cut here ]------------
| [ 1750.615256] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1750.615314] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1750.615637] Tainted: [W]=WARN
[ 1750.615663] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1750.615707] Workqueue: netns cleanup_net
[ 1750.615738] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1750.615774] 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
[ 1750.615896] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1750.615937] RAX: ffff89378a3d6508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1750.615989] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893789197000
[ 1750.616051] RBP: ffffb3adc005fcc0 R08: ffff893782e2fe58 R09: ffff893781194a10
[ 1750.616108] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1750.616161] R13: dead000000000100 R14: ffff893786400900 R15: 0000000000000000
[ 1750.616214] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1750.616279] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1750.616326] CR2: 000056413558a0b8 CR3: 00000000083ca003 CR4: 0000000000772ef0
[ 1750.616379] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1750.616436] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1750.616487] PKRU: 55555554
[ 1750.616504] Call Trace:
[ 1750.616523]  <TASK>
[ 1750.616549] ? __warn (kernel/panic.c:748)
[ 1750.616578] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1750.616605] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1750.616644] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1750.616675] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1750.616700] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1750.616727] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1750.616760] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1750.616807] cleanup_net (net/core/net_namespace.c:648)
[ 1750.616838] process_one_work (kernel/workqueue.c:3229)
[ 1750.616865] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1750.616897] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1750.616931] kthread (kernel/kthread.c:389)
[ 1750.616965] ? __pfx_kthread (kernel/kthread.c:342)
[ 1750.616990] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1750.617029] ? __pfx_kthread (kernel/kthread.c:342)
[ 1750.617060] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1750.735292] ------------[ cut here ]------------
| [ 1750.735346] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1750.735407] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1750.735720] Tainted: [W]=WARN
[ 1750.735744] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1750.735793] Workqueue: netns cleanup_net
[ 1750.735825] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1750.735864] 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
[ 1750.735987] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1750.736031] RAX: ffff893784efb508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1750.736086] RDX: ffff8937874aa180 RSI: 0000000000000000 RDI: dead000000000122
[ 1750.736136] RBP: ffffb3adc005fb78 R08: ffff89378144b6b0 R09: 0000000000000001
[ 1750.736187] R10: ffffffffa1f5f598 R11: 0000000000000001 R12: 0000000000000006
[ 1750.736237] R13: ffff89378a345000 R14: 0000000000000000 R15: 0000000000000000
[ 1750.736289] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1750.736346] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1750.736392] CR2: 00007f7bdc685000 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1750.736443] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1750.736498] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1750.736548] PKRU: 55555554
[ 1750.736565] Call Trace:
[ 1750.736584]  <TASK>
[ 1750.736607] ? __warn (kernel/panic.c:748)
[ 1750.736639] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1750.736671] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1750.736701] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1750.736733] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1750.736758] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1750.736789] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1750.736820] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1750.736860] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1750.736890] vlan_device_event (net/8021q/vlan.c:528)
[ 1750.736916] notifier_call_chain (kernel/notifier.c:85)
[ 1750.736948] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1750.736988] cleanup_net (net/core/net_namespace.c:648)
[ 1750.737022] process_one_work (kernel/workqueue.c:3229)
[ 1750.737050] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1750.737075] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1750.737109] kthread (kernel/kthread.c:389)
[ 1750.737140] ? __pfx_kthread (kernel/kthread.c:342)
[ 1750.737171] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1750.737203] ? __pfx_kthread (kernel/kthread.c:342)
[ 1750.737233] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1750.737474] ------------[ cut here ]------------
| [ 1750.737513] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1750.737569] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1750.737869] Tainted: [W]=WARN
[ 1750.737894] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1750.737935] Workqueue: netns cleanup_net
[ 1750.737966] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1750.738012] 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
[ 1750.738141] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1750.738180] RAX: ffff893784efb508 RBX: 0000000000000000 RCX: ffff89378b1a4560
[ 1750.738230] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a343000
[ 1750.738281] RBP: ffffb3adc005fb78 R08: ffff8937877b6000 R09: ffff893781194a10
[ 1750.738331] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1750.738381] R13: dead000000000100 R14: ffff893787c91000 R15: 0000000000000000
[ 1750.738439] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1750.738496] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1750.738542] CR2: 00007f7bdc685000 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1750.738594] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1750.738649] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1750.738699] PKRU: 55555554
[ 1750.738716] Call Trace:
[ 1750.738733]  <TASK>
[ 1750.738750] ? __warn (kernel/panic.c:748)
[ 1750.738779] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1750.738811] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1750.738842] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1750.738882] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1750.738911] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1750.738937] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1750.738968] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1750.739011] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1750.739042] vlan_device_event (net/8021q/vlan.c:528)
[ 1750.739068] notifier_call_chain (kernel/notifier.c:85)
[ 1750.739099] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1750.739140] cleanup_net (net/core/net_namespace.c:648)
[ 1750.739171] process_one_work (kernel/workqueue.c:3229)
[ 1750.739201] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1750.739226] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1750.739261] kthread (kernel/kthread.c:389)
[ 1750.739292] ? __pfx_kthread (kernel/kthread.c:342)
[ 1750.739317] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1750.739349] ? __pfx_kthread (kernel/kthread.c:342)
[ 1750.739374] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1750.759183] ------------[ cut here ]------------
| [ 1750.759246] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1750.759305] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1750.759613] Tainted: [W]=WARN
[ 1750.759637] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1750.759680] Workqueue: netns cleanup_net
[ 1750.759712] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1750.759752] 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
[ 1750.759876] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1750.759910] RAX: ffff89378333b508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1750.759961] RDX: ffff8937874a90c0 RSI: 0000000000000000 RDI: dead000000000122
[ 1750.760018] RBP: ffffb3adc005fb78 R08: ffff8937817c5b50 R09: 0000000000000001
[ 1750.760075] R10: ffffffffa1f5f598 R11: 0000000000000001 R12: 0000000000000006
[ 1750.760126] R13: ffff893787acd000 R14: 0000000000000000 R15: 0000000000000000
[ 1750.760178] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1750.760234] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1750.760276] CR2: 00007f7bdc685000 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1750.760339] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1750.760388] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1750.760439] PKRU: 55555554
[ 1750.760456] Call Trace:
[ 1750.760473]  <TASK>
[ 1750.760490] ? __warn (kernel/panic.c:748)
[ 1750.760522] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1750.760553] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1750.760579] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1750.760611] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1750.760636] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1750.760662] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1750.760692] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1750.760733] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1750.760763] vlan_device_event (net/8021q/vlan.c:528)
[ 1750.760789] notifier_call_chain (kernel/notifier.c:85)
[ 1750.760821] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1750.760861] cleanup_net (net/core/net_namespace.c:648)
[ 1750.760892] process_one_work (kernel/workqueue.c:3229)
[ 1750.760917] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1750.760943] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1750.760977] kthread (kernel/kthread.c:389)
[ 1750.761008] ? __pfx_kthread (kernel/kthread.c:342)
[ 1750.761039] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1750.761070] ? __pfx_kthread (kernel/kthread.c:342)
[ 1750.761095] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1750.780090] ------------[ cut here ]------------
| [ 1750.780255] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1750.780317] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1750.780624] Tainted: [W]=WARN
[ 1750.780648] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1750.780691] Workqueue: netns cleanup_net
[ 1750.780722] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1750.780762] 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
[ 1750.780879] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1750.780913] RAX: ffff893787f3c508 RBX: 0000000000000000 RCX: ffff89378a92e560
[ 1750.780975] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893787acd000
[ 1750.781035] RBP: ffffb3adc005fcc0 R08: ffff89378b375a18 R09: ffff893781194a10
[ 1750.781091] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1750.781141] R13: dead000000000100 R14: ffff893787c91000 R15: 0000000000000000
[ 1750.781193] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1750.781251] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1750.781297] CR2: 00007f7bdc685000 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1750.781349] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1750.781404] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1750.781463] PKRU: 55555554
[ 1750.781480] Call Trace:
[ 1750.781498]  <TASK>
[ 1750.781514] ? __warn (kernel/panic.c:748)
[ 1750.781546] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1750.781577] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1750.781603] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1750.781635] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1750.781660] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1750.781686] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1750.781717] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1750.781758] cleanup_net (net/core/net_namespace.c:648)
[ 1750.781790] process_one_work (kernel/workqueue.c:3229)
[ 1750.781815] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1750.781840] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1750.781880] kthread (kernel/kthread.c:389)
[ 1750.781911] ? __pfx_kthread (kernel/kthread.c:342)
[ 1750.781937] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1750.781969] ? __pfx_kthread (kernel/kthread.c:342)
[ 1750.781994] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1758.331096] ------------[ cut here ]------------
| [ 1758.331141] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1758.331203] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1758.331515] Tainted: [W]=WARN
[ 1758.331545] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1758.331589] Workqueue: netns cleanup_net
[ 1758.331618] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1758.331658] 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
[ 1758.331777] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1758.331817] RAX: ffff89378a854508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1758.331879] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788a91000
[ 1758.331929] RBP: ffffb3adc005fcc0 R08: ffff89378a520bb0 R09: ffff893781194a10
[ 1758.331980] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1758.332037] R13: dead000000000100 R14: ffff893788882400 R15: 0000000000000000
[ 1758.332094] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1758.332151] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1758.332198] CR2: 00007fde1fb71440 CR3: 000000000656e002 CR4: 0000000000772ef0
[ 1758.332249] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1758.332304] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1758.332355] PKRU: 55555554
[ 1758.332372] Call Trace:
[ 1758.332390]  <TASK>
[ 1758.332413] ? __warn (kernel/panic.c:748)
[ 1758.332446] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1758.332472] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1758.332503] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1758.332534] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1758.332560] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1758.332591] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1758.332623] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1758.332663] cleanup_net (net/core/net_namespace.c:648)
[ 1758.332694] process_one_work (kernel/workqueue.c:3229)
[ 1758.332726] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1758.332756] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1758.332791] kthread (kernel/kthread.c:389)
[ 1758.332821] ? __pfx_kthread (kernel/kthread.c:342)
[ 1758.332847] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1758.332879] ? __pfx_kthread (kernel/kthread.c:342)
[ 1758.332910] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1758.430168] ------------[ cut here ]------------
| [ 1758.430215] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1758.430282] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1758.430599] Tainted: [W]=WARN
[ 1758.430629] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1758.430672] Workqueue: netns cleanup_net
[ 1758.430702] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1758.430742] 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
[ 1758.430860] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1758.430900] RAX: ffff89378a32c508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1758.430956] RDX: ffff8937874a8000 RSI: 0000000000000000 RDI: dead000000000122
[ 1758.431013] RBP: ffffb3adc005fb78 R08: ffff893781469230 R09: 0000000000000001
[ 1758.431069] R10: ffffffffa1f5f5c8 R11: 0000000000000004 R12: 0000000000000006
[ 1758.431121] R13: ffff89378a851000 R14: 0000000000000000 R15: 0000000000000000
[ 1758.431173] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1758.431231] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1758.431280] CR2: 00007f8859e06f88 CR3: 000000000b36e006 CR4: 0000000000772ef0
[ 1758.431332] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1758.431390] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1758.431442] PKRU: 55555554
[ 1758.431458] Call Trace:
[ 1758.431478]  <TASK>
[ 1758.431500] ? __warn (kernel/panic.c:748)
[ 1758.431532] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1758.431562] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1758.431595] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1758.431627] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1758.431653] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1758.431680] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1758.431711] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1758.431754] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1758.431785] vlan_device_event (net/8021q/vlan.c:528)
[ 1758.431819] notifier_call_chain (kernel/notifier.c:85)
[ 1758.431851] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1758.431891] cleanup_net (net/core/net_namespace.c:648)
[ 1758.431921] process_one_work (kernel/workqueue.c:3229)
[ 1758.431953] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1758.431984] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1758.432022] kthread (kernel/kthread.c:389)
[ 1758.432051] ? __pfx_kthread (kernel/kthread.c:342)
[ 1758.432077] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1758.432110] ? __pfx_kthread (kernel/kthread.c:342)
[ 1758.432140] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1758.432414] ------------[ cut here ]------------
| [ 1758.432453] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1758.432510] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1758.432819] Tainted: [W]=WARN
[ 1758.432844] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1758.432887] Workqueue: netns cleanup_net
[ 1758.432918] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1758.432953] 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
[ 1758.433086] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1758.433127] RAX: ffff89378a32c508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1758.433178] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893783311000
[ 1758.433230] RBP: ffffb3adc005fb78 R08: ffff893784ff64c8 R09: ffff893781194a10
[ 1758.433280] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1758.433332] R13: dead000000000100 R14: ffff893786400500 R15: 0000000000000000
[ 1758.433385] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1758.433441] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1758.433484] CR2: 00007f8859e06f88 CR3: 000000000b36e006 CR4: 0000000000772ef0
[ 1758.433536] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1758.433593] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1758.433643] PKRU: 55555554
[ 1758.433660] Call Trace:
[ 1758.433677]  <TASK>
[ 1758.433694] ? __warn (kernel/panic.c:748)
[ 1758.433719] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1758.433746] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1758.433772] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1758.433803] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1758.433829] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1758.433854] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1758.433880] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1758.433922] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1758.433954] vlan_device_event (net/8021q/vlan.c:528)
[ 1758.433986] notifier_call_chain (kernel/notifier.c:85)
[ 1758.434020] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1758.434058] cleanup_net (net/core/net_namespace.c:648)
[ 1758.434090] process_one_work (kernel/workqueue.c:3229)
[ 1758.434115] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1758.434142] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1758.434176] kthread (kernel/kthread.c:389)
[ 1758.434201] ? __pfx_kthread (kernel/kthread.c:342)
[ 1758.434232] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1758.434266] ? __pfx_kthread (kernel/kthread.c:342)
[ 1758.434291] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1758.447178] ------------[ cut here ]------------
| [ 1758.447223] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1758.447283] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1758.447608] Tainted: [W]=WARN
[ 1758.447632] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1758.447674] Workqueue: netns cleanup_net
[ 1758.447706] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1758.447746] 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
[ 1758.447870] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1758.447909] RAX: ffff89378a32c508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1758.447960] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a851000
[ 1758.448017] RBP: ffffb3adc005fcc0 R08: ffff89378adc95d8 R09: ffff893781194a10
[ 1758.448072] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1758.448123] R13: dead000000000100 R14: ffff893786400500 R15: 0000000000000000
[ 1758.448175] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1758.448231] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1758.448278] CR2: 00007f8859e06f88 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1758.448330] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1758.448385] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1758.448435] PKRU: 55555554
[ 1758.448452] Call Trace:
[ 1758.448470]  <TASK>
[ 1758.448486] ? __warn (kernel/panic.c:748)
[ 1758.448518] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1758.448549] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1758.448581] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1758.448611] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1758.448637] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1758.448663] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1758.448687] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1758.448734] cleanup_net (net/core/net_namespace.c:648)
[ 1758.448765] process_one_work (kernel/workqueue.c:3229)
[ 1758.448790] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1758.448816] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1758.448858] kthread (kernel/kthread.c:389)
[ 1758.448888] ? __pfx_kthread (kernel/kthread.c:342)
[ 1758.448914] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1758.448945] ? __pfx_kthread (kernel/kthread.c:342)
[ 1758.448971] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1758.534085] ------------[ cut here ]------------
| [ 1758.534162] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1758.534234] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1758.534551] Tainted: [W]=WARN
[ 1758.534577] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1758.534619] Workqueue: netns cleanup_net
[ 1758.534650] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1758.534690] 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
[ 1758.534816] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1758.534856] RAX: ffff89378e7f8508 RBX: 0000000000000000 RCX: ffff89378a70b560
[ 1758.534907] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a328000
[ 1758.534963] RBP: ffffb3adc005fcc0 R08: ffff89378a15c6e8 R09: ffff893781194a10
[ 1758.535027] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1758.535084] R13: dead000000000100 R14: ffff893786400500 R15: 0000000000000000
[ 1758.535143] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1758.535198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1758.535246] CR2: 00007f04b33c8000 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1758.535297] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1758.535352] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1758.535406] PKRU: 55555554
[ 1758.535442] Call Trace:
[ 1758.535462]  <TASK>
[ 1758.535490] ? __warn (kernel/panic.c:748)
[ 1758.535523] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1758.535548] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1758.535580] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1758.535611] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1758.535636] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1758.535676] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1758.535707] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1758.535748] cleanup_net (net/core/net_namespace.c:648)
[ 1758.535778] process_one_work (kernel/workqueue.c:3229)
[ 1758.535810] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1758.535840] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1758.535880] kthread (kernel/kthread.c:389)
[ 1758.535911] ? __pfx_kthread (kernel/kthread.c:342)
[ 1758.535936] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1758.535968] ? __pfx_kthread (kernel/kthread.c:342)
[ 1758.536004] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1766.096083] ------------[ cut here ]------------
| [ 1766.096143] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1766.096204] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1766.096513] Tainted: [W]=WARN
[ 1766.096538] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1766.096586] Workqueue: netns cleanup_net
[ 1766.096616] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1766.096650] 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
[ 1766.096774] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1766.096813] RAX: ffff8937864e3508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1766.096863] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378890b000
[ 1766.096914] RBP: ffffb3adc005fcc0 R08: ffff893786611110 R09: ffff893781194a10
[ 1766.096964] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1766.097016] R13: dead000000000100 R14: ffff893787c91000 R15: 0000000000000000
[ 1766.097071] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1766.097129] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1766.097175] CR2: 000055ae9ec00990 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1766.097227] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1766.097282] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1766.097333] PKRU: 55555554
[ 1766.097350] Call Trace:
[ 1766.097368]  <TASK>
[ 1766.097385] ? __warn (kernel/panic.c:748)
[ 1766.097414] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1766.097440] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1766.097472] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1766.097502] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1766.097533] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1766.097564] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1766.097595] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1766.097636] cleanup_net (net/core/net_namespace.c:648)
[ 1766.097666] process_one_work (kernel/workqueue.c:3229)
[ 1766.097697] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1766.097722] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1766.097756] kthread (kernel/kthread.c:389)
[ 1766.097786] ? __pfx_kthread (kernel/kthread.c:342)
[ 1766.097812] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1766.097842] ? __pfx_kthread (kernel/kthread.c:342)
[ 1766.097867] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1766.192401] ------------[ cut here ]------------
| [ 1766.192448] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1766.192510] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1766.192822] Tainted: [W]=WARN
[ 1766.192847] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1766.192891] Workqueue: netns cleanup_net
[ 1766.192921] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1766.192961] 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
[ 1766.193085] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1766.193124] RAX: ffff893783339508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1766.193175] RDX: ffff8937874ad3c0 RSI: 0000000000000000 RDI: dead000000000122
[ 1766.193226] RBP: ffffb3adc005fb78 R08: ffff893784b2f6b0 R09: 0000000000000001
[ 1766.193276] R10: ffffffffa1f5f5b0 R11: 0000000000000075 R12: 0000000000000006
[ 1766.193327] R13: ffff893788a98000 R14: 0000000000000000 R15: 0000000000000000
[ 1766.193380] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1766.193435] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1766.193483] CR2: 000055ae9ec00990 CR3: 000000002d646005 CR4: 0000000000772ef0
[ 1766.193535] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1766.193589] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1766.193640] PKRU: 55555554
[ 1766.193657] Call Trace:
[ 1766.193676]  <TASK>
[ 1766.193699] ? __warn (kernel/panic.c:748)
[ 1766.193731] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1766.193756] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1766.193789] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1766.193819] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1766.193844] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1766.193876] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1766.193906] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1766.193947] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1766.193978] vlan_device_event (net/8021q/vlan.c:528)
[ 1766.194012] notifier_call_chain (kernel/notifier.c:85)
[ 1766.194045] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1766.194085] cleanup_net (net/core/net_namespace.c:648)
[ 1766.194120] process_one_work (kernel/workqueue.c:3229)
[ 1766.194152] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1766.194181] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1766.194216] kthread (kernel/kthread.c:389)
[ 1766.194246] ? __pfx_kthread (kernel/kthread.c:342)
[ 1766.194272] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1766.194304] ? __pfx_kthread (kernel/kthread.c:342)
[ 1766.194334] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1766.194669] ------------[ cut here ]------------
| [ 1766.194721] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1766.194779] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1766.195087] Tainted: [W]=WARN
[ 1766.195112] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1766.195154] Workqueue: netns cleanup_net
[ 1766.195185] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1766.195219] 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
[ 1766.195343] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1766.195377] RAX: ffff893783339508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1766.195427] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a7d3000
[ 1766.195478] RBP: ffffb3adc005fb78 R08: ffff89378e4b3880 R09: ffff893781194a10
[ 1766.195529] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1766.195580] R13: dead000000000100 R14: ffff893787c91000 R15: 0000000000000000
[ 1766.195632] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1766.195689] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1766.195737] CR2: 000055ae9ec00990 CR3: 000000002d646005 CR4: 0000000000772ef0
[ 1766.195789] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1766.195844] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1766.195894] PKRU: 55555554
[ 1766.195912] Call Trace:
[ 1766.195929]  <TASK>
[ 1766.195946] ? __warn (kernel/panic.c:748)
[ 1766.195981] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1766.196016] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1766.196046] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1766.196078] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1766.196103] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1766.196129] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1766.196160] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1766.196200] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1766.196230] vlan_device_event (net/8021q/vlan.c:528)
[ 1766.196256] notifier_call_chain (kernel/notifier.c:85)
[ 1766.196287] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1766.196328] cleanup_net (net/core/net_namespace.c:648)
[ 1766.196358] process_one_work (kernel/workqueue.c:3229)
[ 1766.196384] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1766.196409] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1766.196443] kthread (kernel/kthread.c:389)
[ 1766.196474] ? __pfx_kthread (kernel/kthread.c:342)
[ 1766.196499] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1766.196531] ? __pfx_kthread (kernel/kthread.c:342)
[ 1766.196557] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1766.204154] ------------[ cut here ]------------
| [ 1766.204220] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1766.204279] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1766.204584] Tainted: [W]=WARN
[ 1766.204609] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1766.204651] Workqueue: netns cleanup_net
[ 1766.204683] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1766.204723] 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
[ 1766.204849] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1766.204889] RAX: ffff893783339508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1766.204940] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788a98000
[ 1766.204991] RBP: ffffb3adc005fcc0 R08: ffff89378192d660 R09: ffff893781194a10
[ 1766.205044] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1766.205098] R13: dead000000000100 R14: ffff893787c91000 R15: 0000000000000000
[ 1766.205150] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1766.205216] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1766.205262] CR2: 000055ae9ec00990 CR3: 000000002d646005 CR4: 0000000000772ef0
[ 1766.205314] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1766.205369] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1766.205420] PKRU: 55555554
[ 1766.205438] Call Trace:
[ 1766.205455]  <TASK>
[ 1766.205472] ? __warn (kernel/panic.c:748)
[ 1766.205504] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1766.205535] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1766.205567] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1766.205598] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1766.205627] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1766.205653] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1766.205678] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1766.205719] cleanup_net (net/core/net_namespace.c:648)
[ 1766.205751] process_one_work (kernel/workqueue.c:3229)
[ 1766.205781] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1766.205807] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1766.205841] kthread (kernel/kthread.c:389)
[ 1766.205872] ? __pfx_kthread (kernel/kthread.c:342)
[ 1766.205897] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1766.205929] ? __pfx_kthread (kernel/kthread.c:342)
[ 1766.205955] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1766.288146] ------------[ cut here ]------------
| [ 1766.288201] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1766.288265] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1766.288575] Tainted: [W]=WARN
[ 1766.288600] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1766.288643] Workqueue: netns cleanup_net
[ 1766.288680] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1766.288714] 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
[ 1766.288846] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1766.288886] RAX: ffff89378aeba508 RBX: 0000000000000000 RCX: ffff893788a9b560
[ 1766.288937] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788a94000
[ 1766.288988] RBP: ffffb3adc005fcc0 R08: ffff893784d39cc0 R09: ffff893781194a10
[ 1766.289044] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1766.289100] R13: dead000000000100 R14: ffff893787c91000 R15: 0000000000000000
[ 1766.289152] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1766.289209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1766.289256] CR2: 000055ae9ec00990 CR3: 000000002d646005 CR4: 0000000000772ef0
[ 1766.289308] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1766.289363] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1766.289414] PKRU: 55555554
[ 1766.289431] Call Trace:
[ 1766.289450]  <TASK>
[ 1766.289472] ? __warn (kernel/panic.c:748)
[ 1766.289502] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1766.289528] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1766.289560] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1766.289591] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1766.289617] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1766.289649] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1766.289680] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1766.289721] cleanup_net (net/core/net_namespace.c:648)
[ 1766.289752] process_one_work (kernel/workqueue.c:3229)
[ 1766.289784] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1766.289810] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1766.289843] kthread (kernel/kthread.c:389)
[ 1766.289875] ? __pfx_kthread (kernel/kthread.c:342)
[ 1766.289901] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1766.289932] ? __pfx_kthread (kernel/kthread.c:342)
[ 1766.289957] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1773.824196] ------------[ cut here ]------------
| [ 1773.824269] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1773.824348] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1773.824665] Tainted: [W]=WARN
[ 1773.824700] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1773.824757] Workqueue: netns cleanup_net
[ 1773.824805] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1773.824864] 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
[ 1773.824989] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1773.825049] RAX: ffff893788089508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1773.825112] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a70c000
[ 1773.825189] RBP: ffffb3adc005fcc0 R08: ffff89378acf2b28 R09: ffff893781194a10
[ 1773.825252] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1773.825316] R13: dead000000000100 R14: ffff8937880bb700 R15: 0000000000000000
[ 1773.825377] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1773.825448] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1773.825514] CR2: 00007ffd948ba478 CR3: 000000000e3c6005 CR4: 0000000000772ef0
[ 1773.825584] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1773.825649] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1773.825719] PKRU: 55555554
[ 1773.825757] Call Trace:
[ 1773.825789]  <TASK>
[ 1773.825824] ? __warn (kernel/panic.c:748)
[ 1773.825867] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1773.825908] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1773.825952] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1773.825993] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1773.826043] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1773.826087] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1773.826130] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1773.826182] cleanup_net (net/core/net_namespace.c:648)
[ 1773.826227] process_one_work (kernel/workqueue.c:3229)
[ 1773.826274] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1773.826315] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1773.826364] kthread (kernel/kthread.c:389)
[ 1773.826416] ? __pfx_kthread (kernel/kthread.c:342)
[ 1773.826465] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1773.826513] ? __pfx_kthread (kernel/kthread.c:342)
[ 1773.826562] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1773.935192] ------------[ cut here ]------------
| [ 1773.935239] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1773.935300] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1773.935611] Tainted: [W]=WARN
[ 1773.935636] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1773.935679] Workqueue: netns cleanup_net
[ 1773.935710] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1773.935750] 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
[ 1773.935876] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1773.935916] RAX: ffff893788a99508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1773.935967] RDX: ffff893784dbe480 RSI: 0000000000000000 RDI: dead000000000122
[ 1773.936030] RBP: ffffb3adc005fb78 R08: ffff8937849e9d98 R09: 0000000000000001
[ 1773.936085] R10: 0000000000000001 R11: 0000000000000002 R12: 0000000000000006
[ 1773.936136] R13: ffff893784c74000 R14: 0000000000000000 R15: 0000000000000000
[ 1773.936188] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1773.936244] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1773.936291] CR2: 000055ae9ec84dec CR3: 000000000e3c6005 CR4: 0000000000772ef0
[ 1773.936343] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1773.936399] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1773.936450] PKRU: 55555554
[ 1773.936467] Call Trace:
[ 1773.936486]  <TASK>
[ 1773.936509] ? __warn (kernel/panic.c:748)
[ 1773.936540] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1773.936571] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1773.936603] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1773.936634] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1773.936659] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1773.936692] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1773.936722] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1773.936763] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1773.936795] vlan_device_event (net/8021q/vlan.c:528)
[ 1773.936826] notifier_call_chain (kernel/notifier.c:85)
[ 1773.936858] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1773.936898] cleanup_net (net/core/net_namespace.c:648)
[ 1773.936929] process_one_work (kernel/workqueue.c:3229)
[ 1773.936961] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1773.936986] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1773.937028] kthread (kernel/kthread.c:389)
[ 1773.937058] ? __pfx_kthread (kernel/kthread.c:342)
[ 1773.937089] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1773.937121] ? __pfx_kthread (kernel/kthread.c:342)
[ 1773.937151] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1773.944091] ------------[ cut here ]------------
| [ 1773.944134] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1773.944192] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1773.944513] Tainted: [W]=WARN
[ 1773.944538] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1773.944581] Workqueue: netns cleanup_net
[ 1773.944612] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1773.944652] 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
[ 1773.944778] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1773.944811] RAX: ffff89378e7f8508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1773.944862] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893784c74000
[ 1773.944912] RBP: ffffb3adc005fcc0 R08: ffff89378b3753b8 R09: ffff893781194a10
[ 1773.944963] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1773.945028] R13: dead000000000100 R14: ffff893788882400 R15: 0000000000000000
[ 1773.945084] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1773.945140] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1773.945188] CR2: 000055ae9ec84dec CR3: 000000000e3c6005 CR4: 0000000000772ef0
[ 1773.945246] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1773.945295] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1773.945346] PKRU: 55555554
[ 1773.945363] Call Trace:
[ 1773.945380]  <TASK>
[ 1773.945397] ? __warn (kernel/panic.c:748)
[ 1773.945435] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1773.945466] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1773.945498] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1773.945528] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1773.945554] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1773.945580] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1773.945611] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1773.945652] cleanup_net (net/core/net_namespace.c:648)
[ 1773.945684] process_one_work (kernel/workqueue.c:3229)
[ 1773.945720] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1773.945746] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1773.945780] kthread (kernel/kthread.c:389)
[ 1773.945811] ? __pfx_kthread (kernel/kthread.c:342)
[ 1773.945839] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1773.945872] ? __pfx_kthread (kernel/kthread.c:342)
[ 1773.945902] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1774.022134] ------------[ cut here ]------------
| [ 1774.022262] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1774.022324] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1774.022638] Tainted: [W]=WARN
[ 1774.022663] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1774.022705] Workqueue: netns cleanup_net
[ 1774.022737] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1774.022776] 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
[ 1774.022900] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1774.022939] RAX: ffff893788ac1508 RBX: 0000000000000000 RCX: ffff893782a70560
[ 1774.022990] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378333c000
[ 1774.023046] RBP: ffffb3adc005fcc0 R08: ffff89378e95bb28 R09: ffff893781194a10
[ 1774.023101] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1774.023151] R13: dead000000000100 R14: ffff893788882400 R15: 0000000000000000
[ 1774.023203] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1774.023261] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1774.023307] CR2: 00000000004e4840 CR3: 000000000a8c6001 CR4: 0000000000772ef0
[ 1774.023359] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1774.023414] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1774.023464] PKRU: 55555554
[ 1774.023481] Call Trace:
[ 1774.023499]  <TASK>
[ 1774.023522] ? __warn (kernel/panic.c:748)
[ 1774.023558] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1774.023589] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1774.023620] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1774.023651] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1774.023676] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1774.023708] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1774.023738] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1774.023780] cleanup_net (net/core/net_namespace.c:648)
[ 1774.023810] process_one_work (kernel/workqueue.c:3229)
[ 1774.023842] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1774.023872] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1774.023906] kthread (kernel/kthread.c:389)
[ 1774.023937] ? __pfx_kthread (kernel/kthread.c:342)
[ 1774.023962] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1774.023995] ? __pfx_kthread (kernel/kthread.c:342)
[ 1774.024034] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1781.756170] ------------[ cut here ]------------
| [ 1781.756242] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1781.756323] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1781.756655] Tainted: [W]=WARN
[ 1781.756696] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1781.756763] Workqueue: netns cleanup_net
[ 1781.756808] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1781.756893] 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
[ 1781.757020] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1781.757079] RAX: ffff89378e2df508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1781.757162] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378333f000
[ 1781.757245] RBP: ffffb3adc005fcc0 R08: ffff89378af84880 R09: ffff893781194a10
[ 1781.757311] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1781.757373] R13: dead000000000100 R14: ffff893788b93300 R15: 0000000000000000
[ 1781.757444] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1781.757508] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1781.757588] CR2: 00007f5c75958000 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1781.757675] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1781.757740] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1781.757816] PKRU: 55555554
[ 1781.757855] Call Trace:
[ 1781.757889]  <TASK>
[ 1781.757928] ? __warn (kernel/panic.c:748)
[ 1781.757971] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1781.758015] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1781.758058] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1781.758102] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1781.758146] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1781.758187] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1781.758229] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1781.758290] cleanup_net (net/core/net_namespace.c:648)
[ 1781.758345] process_one_work (kernel/workqueue.c:3229)
[ 1781.758398] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1781.758449] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1781.758502] kthread (kernel/kthread.c:389)
[ 1781.758555] ? __pfx_kthread (kernel/kthread.c:342)
[ 1781.758614] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1781.758670] ? __pfx_kthread (kernel/kthread.c:342)
[ 1781.758723] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1781.851377] ------------[ cut here ]------------
| [ 1781.851434] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1781.851495] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1781.851821] Tainted: [W]=WARN
[ 1781.851851] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1781.851894] Workqueue: netns cleanup_net
[ 1781.851926] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1781.851965] 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
[ 1781.852101] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1781.852143] RAX: ffff89378669c508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1781.852193] RDX: ffff893784d8b240 RSI: 0000000000000000 RDI: dead000000000122
[ 1781.852244] RBP: ffffb3adc005fb78 R08: ffff8937849ead90 R09: 0000000000000001
[ 1781.852302] R10: ffffffffa1f5f5e0 R11: 0000000000000038 R12: 0000000000000006
[ 1781.852377] R13: ffff89378aaa8000 R14: 0000000000000000 R15: 0000000000000000
[ 1781.852450] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1781.852506] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1781.852553] CR2: 00007f02abf2b000 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1781.852605] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1781.852655] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1781.852705] PKRU: 55555554
[ 1781.852722] Call Trace:
[ 1781.852741]  <TASK>
[ 1781.852764] ? __warn (kernel/panic.c:748)
[ 1781.852800] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1781.852831] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1781.852863] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1781.852894] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1781.852919] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1781.852957] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1781.852993] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1781.853047] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1781.853084] vlan_device_event (net/8021q/vlan.c:528)
[ 1781.853115] notifier_call_chain (kernel/notifier.c:85)
[ 1781.853147] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1781.853187] cleanup_net (net/core/net_namespace.c:648)
[ 1781.853218] process_one_work (kernel/workqueue.c:3229)
[ 1781.853243] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1781.853268] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1781.853303] kthread (kernel/kthread.c:389)
[ 1781.853334] ? __pfx_kthread (kernel/kthread.c:342)
[ 1781.853361] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1781.853392] ? __pfx_kthread (kernel/kthread.c:342)
[ 1781.853417] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1781.854044] ------------[ cut here ]------------
| [ 1781.854080] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1781.854136] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1781.854443] Tainted: [W]=WARN
[ 1781.854468] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1781.854510] Workqueue: netns cleanup_net
[ 1781.854542] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1781.854582] 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
[ 1781.854702] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1781.854737] RAX: ffff89378669c508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1781.854796] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a8f0000
[ 1781.854847] RBP: ffffb3adc005fb78 R08: ffff89378e63b330 R09: ffff893781194a10
[ 1781.854898] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1781.854948] R13: dead000000000100 R14: ffff893786400600 R15: 0000000000000000
[ 1781.855004] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1781.855061] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1781.855109] CR2: 00007f02abf2b000 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1781.855161] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1781.855210] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1781.855261] PKRU: 55555554
[ 1781.855278] Call Trace:
[ 1781.855295]  <TASK>
[ 1781.855312] ? __warn (kernel/panic.c:748)
[ 1781.855344] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1781.855370] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1781.855400] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1781.855432] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1781.855458] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1781.855490] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1781.855516] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1781.855557] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1781.855587] vlan_device_event (net/8021q/vlan.c:528)
[ 1781.855613] notifier_call_chain (kernel/notifier.c:85)
[ 1781.855645] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1781.855684] cleanup_net (net/core/net_namespace.c:648)
[ 1781.855716] process_one_work (kernel/workqueue.c:3229)
[ 1781.855754] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1781.855786] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1781.855830] kthread (kernel/kthread.c:389)
[ 1781.855858] ? __pfx_kthread (kernel/kthread.c:342)
[ 1781.855883] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1781.855915] ? __pfx_kthread (kernel/kthread.c:342)
[ 1781.855940] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1781.868116] ------------[ cut here ]------------
| [ 1781.868176] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1781.868238] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1781.868594] Tainted: [W]=WARN
[ 1781.868619] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1781.868681] Workqueue: netns cleanup_net
[ 1781.868724] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1781.868760] 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
[ 1781.868891] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1781.868925] RAX: ffff89378669c508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1781.868976] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378aaa8000
[ 1781.869036] RBP: ffffb3adc005fcc0 R08: ffff893786444dd0 R09: ffff893781194a10
[ 1781.869113] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1781.869166] R13: dead000000000100 R14: ffff893786400600 R15: 0000000000000000
[ 1781.869218] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1781.869278] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1781.869340] CR2: 00007fb59da77f88 CR3: 0000000006614006 CR4: 0000000000772ef0
[ 1781.869403] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1781.869458] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1781.869509] PKRU: 55555554
[ 1781.869526] Call Trace:
[ 1781.869544]  <TASK>
[ 1781.869561] ? __warn (kernel/panic.c:748)
[ 1781.869593] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1781.869623] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1781.869656] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1781.869686] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1781.869712] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1781.869738] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1781.869764] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1781.869812] cleanup_net (net/core/net_namespace.c:648)
[ 1781.869843] process_one_work (kernel/workqueue.c:3229)
[ 1781.869875] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1781.869900] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1781.869934] kthread (kernel/kthread.c:389)
[ 1781.869965] ? __pfx_kthread (kernel/kthread.c:342)
[ 1781.869990] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1781.870026] ? __pfx_kthread (kernel/kthread.c:342)
[ 1781.870056] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1781.955125] ------------[ cut here ]------------
| [ 1781.955177] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1781.955237] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1781.955545] Tainted: [W]=WARN
[ 1781.955569] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1781.955612] Workqueue: netns cleanup_net
[ 1781.955644] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1781.955683] 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
[ 1781.955817] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1781.955856] RAX: ffff893794474508 RBX: 0000000000000000 RCX: ffff89378a8f7560
[ 1781.955912] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893794470000
[ 1781.955969] RBP: ffffb3adc005fcc0 R08: ffff893787b2cc38 R09: ffff893781194a10
[ 1781.956028] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1781.956081] R13: dead000000000100 R14: ffff893786400600 R15: 0000000000000000
[ 1781.956138] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1781.956195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1781.956242] CR2: 000055ae9ec84dec CR3: 000000000e3c6002 CR4: 0000000000772ef0
[ 1781.956297] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1781.956353] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1781.956404] PKRU: 55555554
[ 1781.956421] Call Trace:
[ 1781.956439]  <TASK>
[ 1781.956462] ? __warn (kernel/panic.c:748)
[ 1781.956491] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1781.956517] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1781.956549] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1781.956580] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1781.956606] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1781.956632] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1781.956657] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1781.956698] cleanup_net (net/core/net_namespace.c:648)
[ 1781.956729] process_one_work (kernel/workqueue.c:3229)
[ 1781.956757] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1781.956798] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1781.956857] kthread (kernel/kthread.c:389)
[ 1781.956893] ? __pfx_kthread (kernel/kthread.c:342)
[ 1781.956929] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1781.956974] ? __pfx_kthread (kernel/kthread.c:342)
[ 1781.957014] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1789.705097] ------------[ cut here ]------------
| [ 1789.705152] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1789.705240] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1789.705689] Tainted: [W]=WARN
[ 1789.705726] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1789.705789] Workqueue: netns cleanup_net
[ 1789.705835] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1789.705885] 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
[ 1789.706063] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1789.706118] RAX: ffff89378e3fd508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1789.706193] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893781dab000
[ 1789.706271] RBP: ffffb3adc005fcc0 R08: ffff8937865b6a18 R09: ffff893781194a10
[ 1789.706346] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1789.706423] R13: dead000000000100 R14: ffff893787c91700 R15: 0000000000000000
[ 1789.706499] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1789.706581] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1789.706642] CR2: 000055ae9ec00990 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1789.706717] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1789.706791] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1789.706867] PKRU: 55555554
[ 1789.706893] Call Trace:
[ 1789.706920]  <TASK>
[ 1789.706944] ? __warn (kernel/panic.c:748)
[ 1789.706989] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1789.707029] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1789.707072] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1789.707117] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1789.707154] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1789.707193] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1789.707230] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1789.707288] cleanup_net (net/core/net_namespace.c:648)
[ 1789.707332] process_one_work (kernel/workqueue.c:3229)
[ 1789.707370] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1789.707407] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1789.707458] kthread (kernel/kthread.c:389)
[ 1789.707495] ? __pfx_kthread (kernel/kthread.c:342)
[ 1789.707533] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1789.707578] ? __pfx_kthread (kernel/kthread.c:342)
[ 1789.707616] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1789.793237] ------------[ cut here ]------------
| [ 1789.793319] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1789.793405] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1789.793866] Tainted: [W]=WARN
[ 1789.793902] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1789.793967] Workqueue: netns cleanup_net
[ 1789.794016] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1789.794070] 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
[ 1789.794245] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1789.794295] RAX: ffff89378a292508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1789.794371] RDX: ffff8937874aa180 RSI: 0000000000000000 RDI: dead000000000122
[ 1789.794445] RBP: ffffb3adc005fb78 R08: ffff8937816778f8 R09: 0000000000000001
[ 1789.794520] R10: ffffffffa1f5f5c8 R11: ffff893781304590 R12: 0000000000000006
[ 1789.794596] R13: ffff89378aebd000 R14: 0000000000000000 R15: 0000000000000000
[ 1789.794674] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1789.794755] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1789.794816] CR2: 000055ae9ec00990 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1789.794893] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1789.794967] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1789.795045] PKRU: 55555554
[ 1789.795067] Call Trace:
[ 1789.795094]  <TASK>
[ 1789.795119] ? __warn (kernel/panic.c:748)
[ 1789.795164] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1789.795202] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1789.795240] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1789.795276] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1789.795314] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1789.795352] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1789.795397] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1789.795449] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1789.795487] vlan_device_event (net/8021q/vlan.c:528)
[ 1789.795524] notifier_call_chain (kernel/notifier.c:85)
[ 1789.795568] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1789.795619] cleanup_net (net/core/net_namespace.c:648)
[ 1789.795657] process_one_work (kernel/workqueue.c:3229)
[ 1789.795694] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1789.795732] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1789.795781] kthread (kernel/kthread.c:389)
[ 1789.795822] ? __pfx_kthread (kernel/kthread.c:342)
[ 1789.795855] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1789.795895] ? __pfx_kthread (kernel/kthread.c:342)
[ 1789.795928] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1789.796701] ------------[ cut here ]------------
| [ 1789.796759] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1789.796844] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1789.797297] Tainted: [W]=WARN
[ 1789.797333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1789.797395] Workqueue: netns cleanup_net
[ 1789.797441] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1789.797491] 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
[ 1789.797668] RSP: 0000:ffffb3adc005fc48 EFLAGS: 00010283
[ 1789.797718] RAX: ffff89378a292508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1789.797793] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893781daf000
[ 1789.797870] RBP: ffffb3adc005fb78 R08: ffff89378e868330 R09: ffff893781194a10
[ 1789.797945] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1789.798030] R13: dead000000000100 R14: ffff893787c91700 R15: 0000000000000000
[ 1789.798108] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1789.798183] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1789.798246] CR2: 00007f7d1cbcba30 CR3: 00000000030a2003 CR4: 0000000000772ef0
[ 1789.798322] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1789.798396] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1789.798471] PKRU: 55555554
[ 1789.798497] Call Trace:
[ 1789.798523]  <TASK>
[ 1789.798554] ? __warn (kernel/panic.c:748)
[ 1789.798598] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1789.798638] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1789.798682] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1789.798719] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1789.798757] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1789.798794] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1789.798831] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1789.798882] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1789.798920] vlan_device_event (net/8021q/vlan.c:528)
[ 1789.798958] notifier_call_chain (kernel/notifier.c:85)
[ 1789.798995] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1789.799049] cleanup_net (net/core/net_namespace.c:648)
[ 1789.799090] process_one_work (kernel/workqueue.c:3229)
[ 1789.799128] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1789.799166] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1789.799215] kthread (kernel/kthread.c:389)
[ 1789.799252] ? __pfx_kthread (kernel/kthread.c:342)
[ 1789.799290] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1789.799334] ? __pfx_kthread (kernel/kthread.c:342)
[ 1789.799372] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1789.811107] ------------[ cut here ]------------
| [ 1789.811167] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1789.811249] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1789.811693] Tainted: [W]=WARN
[ 1789.811729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1789.811790] Workqueue: netns cleanup_net
[ 1789.811828] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1789.811879] 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
[ 1789.812058] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1789.812109] RAX: ffff89378a292508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1789.812183] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378aebd000
[ 1789.812259] RBP: ffffb3adc005fcc0 R08: ffff893788949550 R09: ffff893781194a10
[ 1789.812334] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1789.812409] R13: dead000000000100 R14: ffff893787c91700 R15: 0000000000000000
[ 1789.812485] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1789.812561] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1789.812623] CR2: 00007f7d1c839000 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1789.812699] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1789.812772] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1789.812847] PKRU: 55555554
[ 1789.812872] Call Trace:
[ 1789.812897]  <TASK>
[ 1789.812923] ? __warn (kernel/panic.c:748)
[ 1789.812966] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1789.813006] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1789.813050] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1789.813088] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1789.813124] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1789.813161] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1789.813205] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1789.813262] cleanup_net (net/core/net_namespace.c:648)
[ 1789.813299] process_one_work (kernel/workqueue.c:3229)
[ 1789.813336] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1789.813373] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1789.813423] kthread (kernel/kthread.c:389)
[ 1789.813461] ? __pfx_kthread (kernel/kthread.c:342)
[ 1789.813498] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1789.813536] ? __pfx_kthread (kernel/kthread.c:342)
[ 1789.813573] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1789.868193] ------------[ cut here ]------------
| [ 1789.868245] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1789.868312] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1789.868625] Tainted: [W]=WARN
[ 1789.868656] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1789.868699] Workqueue: netns cleanup_net
[ 1789.868729] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1789.868762] 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
[ 1789.868923] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1789.868966] RAX: ffff893781b73508 RBX: 0000000000000000 RCX: ffff89378b0dc560
[ 1789.869042] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937864c3000
[ 1789.869123] RBP: ffffb3adc005fcc0 R08: ffff893787975c38 R09: ffff893781194a10
[ 1789.869198] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1789.869273] R13: dead000000000100 R14: ffff893787c91700 R15: 0000000000000000
[ 1789.869350] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1789.869426] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1789.869488] CR2: 000055ae9ec00990 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1789.869564] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1789.869639] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1789.869714] PKRU: 55555554
[ 1789.869739] Call Trace:
[ 1789.869765]  <TASK>
[ 1789.869790] ? __warn (kernel/panic.c:748)
[ 1789.869834] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1789.869872] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1789.869910] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1789.869956] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1789.869993] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1789.870037] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1789.870079] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1789.870130] cleanup_net (net/core/net_namespace.c:648)
[ 1789.870174] process_one_work (kernel/workqueue.c:3229)
[ 1789.870212] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1789.870249] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1789.870309] kthread (kernel/kthread.c:389)
[ 1789.870353] ? __pfx_kthread (kernel/kthread.c:342)
[ 1789.870391] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1789.870429] ? __pfx_kthread (kernel/kthread.c:342)
[ 1789.870467] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1797.612099] ------------[ cut here ]------------
| [ 1797.612158] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1797.612219] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1797.612529] Tainted: [W]=WARN
[ 1797.612562] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1797.612604] Workqueue: netns cleanup_net
[ 1797.612635] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1797.612675] 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
[ 1797.612799] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1797.612838] RAX: ffff893788089508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1797.612889] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893781b77000
[ 1797.612940] RBP: ffffb3adc005fcc0 R08: ffff8937866adee0 R09: ffff893781194a10
[ 1797.612990] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1797.613044] R13: dead000000000100 R14: ffff893787c91500 R15: 0000000000000000
[ 1797.613099] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1797.613157] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1797.613203] CR2: 000055ae9ec84dec CR3: 000000000e3c6002 CR4: 0000000000772ef0
[ 1797.613255] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1797.613310] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1797.613361] PKRU: 55555554
[ 1797.613378] Call Trace:
[ 1797.613397]  <TASK>
[ 1797.613420] ? __warn (kernel/panic.c:748)
[ 1797.613451] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1797.613482] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1797.613514] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1797.613544] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1797.613570] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1797.613596] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1797.613627] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1797.613668] cleanup_net (net/core/net_namespace.c:648)
[ 1797.613698] process_one_work (kernel/workqueue.c:3229)
[ 1797.613731] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1797.613761] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1797.613795] kthread (kernel/kthread.c:389)
[ 1797.613826] ? __pfx_kthread (kernel/kthread.c:342)
[ 1797.613858] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1797.613889] ? __pfx_kthread (kernel/kthread.c:342)
[ 1797.613914] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1797.705213] ------------[ cut here ]------------
| [ 1797.705259] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1797.705321] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1797.705630] Tainted: [W]=WARN
[ 1797.705655] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1797.705697] Workqueue: netns cleanup_net
[ 1797.705729] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1797.705768] 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
[ 1797.705893] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1797.705932] RAX: ffff893787691508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1797.705983] RDX: ffff893784db90c0 RSI: 0000000000000000 RDI: dead000000000122
[ 1797.706037] RBP: ffffb3adc005fb78 R08: ffff89378169d908 R09: 0000000000000001
[ 1797.706089] R10: ffffffffa1f5f5b0 R11: 0000000000000011 R12: 0000000000000006
[ 1797.706140] R13: ffff893781b74000 R14: 0000000000000000 R15: 0000000000000000
[ 1797.706192] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1797.706248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1797.706296] CR2: 00007f46d9a1530d CR3: 0000000002a5a003 CR4: 0000000000772ef0
[ 1797.706348] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1797.706402] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1797.706453] PKRU: 55555554
[ 1797.706471] Call Trace:
[ 1797.706490]  <TASK>
[ 1797.706513] ? __warn (kernel/panic.c:748)
[ 1797.706545] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1797.706571] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1797.706603] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1797.706634] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1797.706659] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1797.706692] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1797.706722] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1797.706767] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1797.706799] vlan_device_event (net/8021q/vlan.c:528)
[ 1797.706831] notifier_call_chain (kernel/notifier.c:85)
[ 1797.706863] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1797.706903] cleanup_net (net/core/net_namespace.c:648)
[ 1797.706935] process_one_work (kernel/workqueue.c:3229)
[ 1797.706965] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1797.706996] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1797.707050] kthread (kernel/kthread.c:389)
[ 1797.707082] ? __pfx_kthread (kernel/kthread.c:342)
[ 1797.707109] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1797.707141] ? __pfx_kthread (kernel/kthread.c:342)
[ 1797.707171] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1797.707431] ------------[ cut here ]------------
| [ 1797.707470] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1797.707527] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1797.707832] Tainted: [W]=WARN
[ 1797.707857] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1797.707900] Workqueue: netns cleanup_net
[ 1797.707931] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1797.707971] 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
[ 1797.708094] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1797.708135] RAX: ffff893787691508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1797.708185] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a345000
[ 1797.708236] RBP: ffffb3adc005fb78 R08: ffff89378a8d8660 R09: ffff893781194a10
[ 1797.708294] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1797.708344] R13: dead000000000100 R14: ffff893783242d00 R15: 0000000000000000
[ 1797.708396] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1797.708452] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1797.708499] CR2: 00007f46d9a1530d CR3: 0000000002a5a003 CR4: 0000000000772ef0
[ 1797.708550] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1797.708617] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1797.708667] PKRU: 55555554
[ 1797.708684] Call Trace:
[ 1797.708701]  <TASK>
[ 1797.708718] ? __warn (kernel/panic.c:748)
[ 1797.708749] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1797.708774] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1797.708800] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1797.708831] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1797.708857] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1797.708888] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1797.708914] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1797.708954] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1797.708988] vlan_device_event (net/8021q/vlan.c:528)
[ 1797.709023] notifier_call_chain (kernel/notifier.c:85)
[ 1797.709054] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1797.709090] cleanup_net (net/core/net_namespace.c:648)
[ 1797.709121] process_one_work (kernel/workqueue.c:3229)
[ 1797.709152] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1797.709177] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1797.709212] kthread (kernel/kthread.c:389)
[ 1797.709243] ? __pfx_kthread (kernel/kthread.c:342)
[ 1797.709268] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1797.709300] ? __pfx_kthread (kernel/kthread.c:342)
[ 1797.709331] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1797.720097] ------------[ cut here ]------------
| [ 1797.720141] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1797.720201] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1797.720506] Tainted: [W]=WARN
[ 1797.720531] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1797.720573] Workqueue: netns cleanup_net
[ 1797.720605] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1797.720644] 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
[ 1797.720769] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1797.720808] RAX: ffff893787691508 RBX: 0000000000000000 RCX: 0000000000000002
[ 1797.720858] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893781b74000
[ 1797.720909] RBP: ffffb3adc005fcc0 R08: 0000000000000400 R09: 0000000000000000
[ 1797.720960] R10: 0000000000000001 R11: 0000000000000008 R12: dead000000000122
[ 1797.721014] R13: dead000000000100 R14: ffff893783242d00 R15: 0000000000000000
[ 1797.721069] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1797.721125] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1797.721172] CR2: 00000000004060bb CR3: 000000000aa14005 CR4: 0000000000772ef0
[ 1797.721224] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1797.721273] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1797.721324] PKRU: 55555554
[ 1797.721341] Call Trace:
[ 1797.721359]  <TASK>
[ 1797.721376] ? __warn (kernel/panic.c:748)
[ 1797.721407] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1797.721438] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1797.721464] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1797.721496] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1797.721522] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1797.721548] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1797.721578] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1797.721619] cleanup_net (net/core/net_namespace.c:648)
[ 1797.721650] process_one_work (kernel/workqueue.c:3229)
[ 1797.721681] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1797.721706] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1797.721741] kthread (kernel/kthread.c:389)
[ 1797.721772] ? __pfx_kthread (kernel/kthread.c:342)
[ 1797.721798] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1797.721834] ? __pfx_kthread (kernel/kthread.c:342)
[ 1797.721860] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1797.789156] ------------[ cut here ]------------
| [ 1797.789200] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1797.789259] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1797.789574] Tainted: [W]=WARN
[ 1797.789599] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1797.789642] Workqueue: netns cleanup_net
[ 1797.789673] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1797.789713] 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
[ 1797.789837] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1797.789871] RAX: ffff89378a175508 RBX: 0000000000000000 RCX: ffff893781b76560
[ 1797.789922] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893787695000
[ 1797.789972] RBP: ffffb3adc005fcc0 R08: ffff89378a146220 R09: ffff893781194a10
[ 1797.790029] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1797.790087] R13: dead000000000100 R14: ffff893787c91500 R15: 0000000000000000
[ 1797.790139] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1797.790197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1797.790244] CR2: 000055ae9ec84dec CR3: 000000002d646005 CR4: 0000000000772ef0
[ 1797.790296] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1797.790350] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1797.790401] PKRU: 55555554
[ 1797.790419] Call Trace:
[ 1797.790436]  <TASK>
[ 1797.790454] ? __warn (kernel/panic.c:748)
[ 1797.790483] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1797.790509] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1797.790541] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1797.790571] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1797.790596] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1797.790623] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1797.790648] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1797.790688] cleanup_net (net/core/net_namespace.c:648)
[ 1797.790719] process_one_work (kernel/workqueue.c:3229)
[ 1797.790744] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1797.790769] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1797.790804] kthread (kernel/kthread.c:389)
[ 1797.790835] ? __pfx_kthread (kernel/kthread.c:342)
[ 1797.790860] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1797.790893] ? __pfx_kthread (kernel/kthread.c:342)
[ 1797.790923] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1805.504099] ------------[ cut here ]------------
| [ 1805.504150] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1805.504211] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1805.504525] Tainted: [W]=WARN
[ 1805.504551] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1805.504594] Workqueue: netns cleanup_net
[ 1805.504626] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1805.504661] 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
[ 1805.504780] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1805.504821] RAX: ffff8937953d9508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1805.504871] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788091000
[ 1805.504922] RBP: ffffb3adc005fcc0 R08: ffff89378a1b5550 R09: ffff893781194a10
[ 1805.504973] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1805.505027] R13: dead000000000100 R14: ffff893788882d00 R15: 0000000000000000
[ 1805.505085] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1805.505141] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1805.505187] CR2: 00007f20739f4000 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1805.505239] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1805.505296] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1805.505348] PKRU: 55555554
[ 1805.505364] Call Trace:
[ 1805.505383]  <TASK>
[ 1805.505406] ? __warn (kernel/panic.c:748)
[ 1805.505439] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1805.505465] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1805.505496] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1805.505527] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1805.505552] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1805.505585] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1805.505615] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1805.505652] cleanup_net (net/core/net_namespace.c:648)
[ 1805.505683] process_one_work (kernel/workqueue.c:3229)
[ 1805.505714] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1805.505739] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1805.505773] kthread (kernel/kthread.c:389)
[ 1805.505805] ? __pfx_kthread (kernel/kthread.c:342)
[ 1805.505832] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1805.505863] ? __pfx_kthread (kernel/kthread.c:342)
[ 1805.505888] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1805.586231] ------------[ cut here ]------------
| [ 1805.586275] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1805.586336] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1805.586645] Tainted: [W]=WARN
[ 1805.586670] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1805.586713] Workqueue: netns cleanup_net
[ 1805.586744] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1805.586784] 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
[ 1805.586903] RSP: 0000:ffffb3adc005fc48 EFLAGS: 00010283
[ 1805.586943] RAX: ffff893786476508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1805.586994] RDX: ffff893784dbc300 RSI: 0000000000000000 RDI: dead000000000122
[ 1805.587049] RBP: ffffb3adc005fb78 R08: ffff893784978fe8 R09: 0000000000000001
[ 1805.587104] R10: ffffffffa1f5f598 R11: 0000000000225510 R12: 0000000000000006
[ 1805.587155] R13: ffff89378a956000 R14: 0000000000000000 R15: 0000000000000000
[ 1805.587207] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1805.587264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1805.587311] CR2: 00007f4c10de1e48 CR3: 0000000004ce8002 CR4: 0000000000772ef0
[ 1805.587363] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1805.587418] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1805.587469] PKRU: 55555554
[ 1805.587486] Call Trace:
[ 1805.587505]  <TASK>
[ 1805.587527] ? __warn (kernel/panic.c:748)
[ 1805.587560] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1805.587593] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1805.587623] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1805.587655] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1805.587681] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1805.587712] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1805.587744] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1805.587784] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1805.587814] vlan_device_event (net/8021q/vlan.c:528)
[ 1805.587840] notifier_call_chain (kernel/notifier.c:85)
[ 1805.587872] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1805.587913] cleanup_net (net/core/net_namespace.c:648)
[ 1805.587943] process_one_work (kernel/workqueue.c:3229)
[ 1805.587975] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1805.588005] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1805.588046] kthread (kernel/kthread.c:389)
[ 1805.588078] ? __pfx_kthread (kernel/kthread.c:342)
[ 1805.588102] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1805.588134] ? __pfx_kthread (kernel/kthread.c:342)
[ 1805.588159] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1805.588407] ------------[ cut here ]------------
| [ 1805.588453] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1805.588513] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1805.588832] Tainted: [W]=WARN
[ 1805.588857] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1805.588901] Workqueue: netns cleanup_net
[ 1805.588935] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1805.588977] 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
[ 1805.589103] RSP: 0000:ffffb3adc005fc48 EFLAGS: 00010283
[ 1805.589141] RAX: ffff893786476508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1805.589194] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893789303000
[ 1805.589246] RBP: ffffb3adc005fb78 R08: ffff89378a23ddd0 R09: ffff893781194a10
[ 1805.589296] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1805.589349] R13: dead000000000100 R14: ffff89378a620f00 R15: 0000000000000000
[ 1805.589401] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1805.589460] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1805.589509] CR2: 00007f4c10de1e48 CR3: 0000000004ce8002 CR4: 0000000000772ef0
[ 1805.589561] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1805.589612] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1805.589665] PKRU: 55555554
[ 1805.589682] Call Trace:
[ 1805.589699]  <TASK>
[ 1805.589716] ? __warn (kernel/panic.c:748)
[ 1805.589749] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1805.589781] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1805.589808] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1805.589840] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1805.589867] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1805.589893] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1805.589925] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1805.589961] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1805.589994] vlan_device_event (net/8021q/vlan.c:528)
[ 1805.590028] notifier_call_chain (kernel/notifier.c:85)
[ 1805.590063] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1805.590103] cleanup_net (net/core/net_namespace.c:648)
[ 1805.590136] process_one_work (kernel/workqueue.c:3229)
[ 1805.590163] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1805.590188] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1805.590223] kthread (kernel/kthread.c:389)
[ 1805.590250] ? __pfx_kthread (kernel/kthread.c:342)
[ 1805.590275] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1805.590307] ? __pfx_kthread (kernel/kthread.c:342)
[ 1805.590334] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1805.603105] ------------[ cut here ]------------
| [ 1805.603147] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1805.603207] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1805.603514] Tainted: [W]=WARN
[ 1805.603539] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1805.603581] Workqueue: netns cleanup_net
[ 1805.603621] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1805.603660] 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
[ 1805.603783] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1805.603823] RAX: ffff893786476508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1805.603873] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a956000
[ 1805.603924] RBP: ffffb3adc005fcc0 R08: ffff893787776440 R09: ffff893781194a10
[ 1805.603974] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1805.604029] R13: dead000000000100 R14: ffff89378a620f00 R15: 0000000000000000
[ 1805.604086] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1805.604143] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1805.604191] CR2: 000055ae9ec00990 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1805.604243] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1805.604292] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1805.604343] PKRU: 55555554
[ 1805.604360] Call Trace:
[ 1805.604378]  <TASK>
[ 1805.604395] ? __warn (kernel/panic.c:748)
[ 1805.604426] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1805.604457] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1805.604489] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1805.604519] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1805.604545] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1805.604571] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1805.604601] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1805.604642] cleanup_net (net/core/net_namespace.c:648)
[ 1805.604672] process_one_work (kernel/workqueue.c:3229)
[ 1805.604697] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1805.604722] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1805.604756] kthread (kernel/kthread.c:389)
[ 1805.604787] ? __pfx_kthread (kernel/kthread.c:342)
[ 1805.604812] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1805.604845] ? __pfx_kthread (kernel/kthread.c:342)
[ 1805.604870] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1805.675155] ------------[ cut here ]------------
| [ 1805.675197] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1805.675256] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1805.675563] Tainted: [W]=WARN
[ 1805.675588] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1805.675630] Workqueue: netns cleanup_net
[ 1805.675661] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1805.675701] 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
[ 1805.675825] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1805.675865] RAX: ffff893781b29508 RBX: 0000000000000000 RCX: ffff8937953da560
[ 1805.675915] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a2af000
[ 1805.675965] RBP: ffffb3adc005fcc0 R08: ffff893788493bb0 R09: ffff893781194a10
[ 1805.676022] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1805.676076] R13: dead000000000100 R14: ffff893787c91f00 R15: 0000000000000000
[ 1805.676136] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1805.676192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1805.676239] CR2: 000055ae9ec00990 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1805.676291] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1805.676346] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1805.676396] PKRU: 55555554
[ 1805.676414] Call Trace:
[ 1805.676432]  <TASK>
[ 1805.676448] ? __warn (kernel/panic.c:748)
[ 1805.676478] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1805.676504] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1805.676536] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1805.676571] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1805.676595] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1805.676626] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1805.676658] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1805.676699] cleanup_net (net/core/net_namespace.c:648)
[ 1805.676729] process_one_work (kernel/workqueue.c:3229)
[ 1805.676761] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1805.676786] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1805.676819] kthread (kernel/kthread.c:389)
[ 1805.676851] ? __pfx_kthread (kernel/kthread.c:342)
[ 1805.676882] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1805.676914] ? __pfx_kthread (kernel/kthread.c:342)
[ 1805.676944] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1812.499187] ------------[ cut here ]------------
| [ 1812.499256] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1812.499339] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1812.499778] Tainted: [W]=WARN
[ 1812.499814] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1812.499877] Workqueue: netns cleanup_net
[ 1812.499914] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1812.499965] 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
[ 1812.500149] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1812.500203] RAX: ffff893787f24508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1812.500279] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378765b000
[ 1812.500356] RBP: ffffb3adc005fcc0 R08: ffff893788498908 R09: ffff893781194a10
[ 1812.500431] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1812.500506] R13: dead000000000100 R14: ffff893787c91500 R15: 0000000000000000
[ 1812.500583] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1812.500668] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1812.500731] CR2: 000055ae9ec84dec CR3: 000000000e3c6002 CR4: 0000000000772ef0
[ 1812.500806] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1812.500881] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1812.500956] PKRU: 55555554
[ 1812.500981] Call Trace:
[ 1812.501011]  <TASK>
[ 1812.501041] ? __warn (kernel/panic.c:748)
[ 1812.501085] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1812.501123] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1812.501168] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1812.501212] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1812.501250] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1812.501288] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1812.501326] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1812.501386] cleanup_net (net/core/net_namespace.c:648)
[ 1812.501430] process_one_work (kernel/workqueue.c:3229)
[ 1812.501465] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1812.501501] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1812.501550] kthread (kernel/kthread.c:389)
[ 1812.501596] ? __pfx_kthread (kernel/kthread.c:342)
[ 1812.501635] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1812.501680] ? __pfx_kthread (kernel/kthread.c:342)
[ 1812.501717] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1812.594292] ------------[ cut here ]------------
| [ 1812.594343] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1812.594409] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1812.594720] Tainted: [W]=WARN
[ 1812.594745] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1812.594797] Workqueue: netns cleanup_net
[ 1812.594827] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1812.594868] 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
[ 1812.594988] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1812.595034] RAX: ffff89378a78e508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1812.595089] RDX: ffff893784d8d3c0 RSI: 0000000000000000 RDI: dead000000000122
[ 1812.595141] RBP: ffffb3adc005fb78 R08: ffff893781677468 R09: 0000000000000001
[ 1812.595192] R10: ffffffffa1f5f5b0 R11: 0000000000000075 R12: 0000000000000006
[ 1812.595243] R13: ffff893784fb4000 R14: 0000000000000000 R15: 0000000000000000
[ 1812.595302] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1812.595358] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1812.595407] CR2: 00007ffd948b8508 CR3: 000000000e3c6002 CR4: 0000000000772ef0
[ 1812.595459] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1812.595514] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1812.595565] PKRU: 55555554
[ 1812.595583] Call Trace:
[ 1812.595601]  <TASK>
[ 1812.595624] ? __warn (kernel/panic.c:748)
[ 1812.595656] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1812.595687] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1812.595719] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1812.595750] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1812.595780] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1812.595816] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1812.595848] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1812.595888] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1812.595918] vlan_device_event (net/8021q/vlan.c:528)
[ 1812.595945] notifier_call_chain (kernel/notifier.c:85)
[ 1812.595980] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1812.596022] cleanup_net (net/core/net_namespace.c:648)
[ 1812.596054] process_one_work (kernel/workqueue.c:3229)
[ 1812.596085] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1812.596110] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1812.596145] kthread (kernel/kthread.c:389)
[ 1812.596175] ? __pfx_kthread (kernel/kthread.c:342)
[ 1812.596201] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1812.596234] ? __pfx_kthread (kernel/kthread.c:342)
[ 1812.596272] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1812.596597] ------------[ cut here ]------------
| [ 1812.596637] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1812.596695] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1812.597013] Tainted: [W]=WARN
[ 1812.597042] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1812.597086] Workqueue: netns cleanup_net
[ 1812.597116] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1812.597151] 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
[ 1812.597277] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1812.597317] RAX: ffff89378a78e508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1812.597368] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378808b000
[ 1812.597419] RBP: ffffb3adc005fb78 R08: ffff893786566220 R09: ffff893781194a10
[ 1812.597469] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1812.597520] R13: dead000000000100 R14: ffff893787c91500 R15: 0000000000000000
[ 1812.597573] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1812.597629] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1812.597671] CR2: 00007ffd948b8508 CR3: 000000000e3c6002 CR4: 0000000000772ef0
[ 1812.597724] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1812.597786] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1812.597838] PKRU: 55555554
[ 1812.597855] Call Trace:
[ 1812.597872]  <TASK>
[ 1812.597889] ? __warn (kernel/panic.c:748)
[ 1812.597920] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1812.597946] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1812.597972] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1812.598010] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1812.598041] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1812.598067] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1812.598092] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1812.598126] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1812.598157] vlan_device_event (net/8021q/vlan.c:528)
[ 1812.598182] notifier_call_chain (kernel/notifier.c:85)
[ 1812.598207] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1812.598242] cleanup_net (net/core/net_namespace.c:648)
[ 1812.598273] process_one_work (kernel/workqueue.c:3229)
[ 1812.598304] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1812.598330] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1812.598363] kthread (kernel/kthread.c:389)
[ 1812.598394] ? __pfx_kthread (kernel/kthread.c:342)
[ 1812.598424] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1812.598456] ? __pfx_kthread (kernel/kthread.c:342)
[ 1812.598493] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1812.610116] ------------[ cut here ]------------
| [ 1812.610170] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1812.610231] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1812.610542] Tainted: [W]=WARN
[ 1812.610567] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1812.610609] Workqueue: netns cleanup_net
[ 1812.610641] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1812.610681] 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
[ 1812.610816] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1812.610856] RAX: ffff89378a78e508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1812.610907] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893784fb4000
[ 1812.610959] RBP: ffffb3adc005fcc0 R08: ffff8937832e3110 R09: ffff893781194a10
[ 1812.611012] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1812.611070] R13: dead000000000100 R14: ffff893787c91500 R15: 0000000000000000
[ 1812.611122] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1812.611180] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1812.611227] CR2: 000055ae9ec84dec CR3: 000000000e3c6002 CR4: 0000000000772ef0
[ 1812.611298] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1812.611372] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1812.611433] PKRU: 55555554
[ 1812.611450] Call Trace:
[ 1812.611467]  <TASK>
[ 1812.611485] ? __warn (kernel/panic.c:748)
[ 1812.611515] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1812.611545] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1812.611590] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1812.611626] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1812.611659] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1812.611685] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1812.611717] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1812.611758] cleanup_net (net/core/net_namespace.c:648)
[ 1812.611799] process_one_work (kernel/workqueue.c:3229)
[ 1812.611837] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1812.611876] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1812.611919] kthread (kernel/kthread.c:389)
[ 1812.611951] ? __pfx_kthread (kernel/kthread.c:342)
[ 1812.611977] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1812.612010] ? __pfx_kthread (kernel/kthread.c:342)
[ 1812.612053] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1812.669145] ------------[ cut here ]------------
| [ 1812.669209] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1812.669271] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1812.669672] Tainted: [W]=WARN
[ 1812.669709] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1812.669772] Workqueue: netns cleanup_net
[ 1812.669815] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1812.669866] 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
[ 1812.670048] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1812.670101] RAX: ffff893784c4e508 RBX: 0000000000000000 RCX: ffff893789185560
[ 1812.670177] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937864c3000
[ 1812.670254] RBP: ffffb3adc005fcc0 R08: ffff893787b0a908 R09: ffff893781194a10
[ 1812.670329] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1812.670405] R13: dead000000000100 R14: ffff8937886bfc00 R15: 0000000000000000
[ 1812.670481] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1812.670564] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1812.670625] CR2: 00007f53304bd000 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1812.670703] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1812.670776] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1812.670853] PKRU: 55555554
[ 1812.670878] Call Trace:
[ 1812.670904]  <TASK>
[ 1812.670929] ? __warn (kernel/panic.c:748)
[ 1812.670972] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1812.671011] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1812.671052] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1812.671089] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1812.671127] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1812.671165] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1812.671200] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1812.671252] cleanup_net (net/core/net_namespace.c:648)
[ 1812.671290] process_one_work (kernel/workqueue.c:3229)
[ 1812.671326] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1812.671362] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1812.671410] kthread (kernel/kthread.c:389)
[ 1812.671447] ? __pfx_kthread (kernel/kthread.c:342)
[ 1812.671484] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1812.671522] ? __pfx_kthread (kernel/kthread.c:342)
[ 1812.671558] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1819.540307] ------------[ cut here ]------------
| [ 1819.540360] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1819.540423] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1819.540735] Tainted: [W]=WARN
[ 1819.540760] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1819.540820] Workqueue: netns cleanup_net
[ 1819.540857] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1819.540909] 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
[ 1819.541049] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1819.541089] RAX: ffff89378a78b508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1819.541140] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378808c000
[ 1819.541191] RBP: ffffb3adc005fcc0 R08: ffff89378aab3e58 R09: ffff893781194a10
[ 1819.541252] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1819.541329] R13: dead000000000100 R14: ffff89378acdbf00 R15: 0000000000000000
[ 1819.541406] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1819.541462] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1819.541521] CR2: 000055ae9ec00990 CR3: 000000000e5e4001 CR4: 0000000000772ef0
[ 1819.541599] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1819.541653] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1819.541704] PKRU: 55555554
[ 1819.541721] Call Trace:
[ 1819.541740]  <TASK>
[ 1819.541763] ? __warn (kernel/panic.c:748)
[ 1819.541802] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1819.541830] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1819.541861] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1819.541893] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1819.541917] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1819.541948] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1819.541980] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1819.542027] cleanup_net (net/core/net_namespace.c:648)
[ 1819.542068] process_one_work (kernel/workqueue.c:3229)
[ 1819.542106] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1819.542143] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1819.542187] kthread (kernel/kthread.c:389)
[ 1819.542218] ? __pfx_kthread (kernel/kthread.c:342)
[ 1819.542244] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1819.542288] ? __pfx_kthread (kernel/kthread.c:342)
[ 1819.542321] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1819.631153] ------------[ cut here ]------------
| [ 1819.631218] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1819.631291] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1819.631631] Tainted: [W]=WARN
[ 1819.631661] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1819.631705] Workqueue: netns cleanup_net
[ 1819.631735] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1819.631779] 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
[ 1819.631943] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1819.631983] RAX: ffff8937864c6508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1819.632036] RDX: ffff893784d8d3c0 RSI: 0000000000000000 RDI: dead000000000122
[ 1819.632093] RBP: ffffb3adc005fb78 R08: ffff893784a48480 R09: 0000000000000001
[ 1819.632144] R10: ffffffffa1f5f5c8 R11: 0000000000000075 R12: 0000000000000006
[ 1819.632194] R13: ffff893788089000 R14: 0000000000000000 R15: 0000000000000000
[ 1819.632247] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1819.632304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1819.632351] CR2: 000055ae9ec00990 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1819.632404] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1819.632477] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1819.632549] PKRU: 55555554
[ 1819.632567] Call Trace:
[ 1819.632584]  <TASK>
[ 1819.632601] ? __warn (kernel/panic.c:748)
[ 1819.632634] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1819.632665] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1819.632697] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1819.632727] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1819.632752] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1819.632784] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1819.632821] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1819.632861] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1819.632891] vlan_device_event (net/8021q/vlan.c:528)
[ 1819.632918] notifier_call_chain (kernel/notifier.c:85)
[ 1819.632949] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1819.632989] cleanup_net (net/core/net_namespace.c:648)
[ 1819.633023] process_one_work (kernel/workqueue.c:3229)
[ 1819.633055] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1819.633080] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1819.633115] kthread (kernel/kthread.c:389)
[ 1819.633147] ? __pfx_kthread (kernel/kthread.c:342)
[ 1819.633172] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1819.633204] ? __pfx_kthread (kernel/kthread.c:342)
[ 1819.633242] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1819.633642] ------------[ cut here ]------------
| [ 1819.633706] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1819.633765] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1819.634145] Tainted: [W]=WARN
[ 1819.634170] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1819.634212] Workqueue: netns cleanup_net
[ 1819.634244] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1819.634284] 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
[ 1819.634410] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1819.634444] RAX: ffff8937864c6508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1819.634497] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893784c4b000
[ 1819.634573] RBP: ffffb3adc005fb78 R08: ffff89378a152b28 R09: ffff893781194a10
[ 1819.634645] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1819.634696] R13: dead000000000100 R14: ffff893787c91800 R15: 0000000000000000
[ 1819.634747] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1819.634817] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1819.634865] CR2: 000055ae9ec00990 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1819.634934] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1819.635011] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1819.635075] PKRU: 55555554
[ 1819.635092] Call Trace:
[ 1819.635109]  <TASK>
[ 1819.635127] ? __warn (kernel/panic.c:748)
[ 1819.635158] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1819.635184] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1819.635209] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1819.635241] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1819.635267] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1819.635301] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1819.635339] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1819.635390] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1819.635428] vlan_device_event (net/8021q/vlan.c:528)
[ 1819.635459] notifier_call_chain (kernel/notifier.c:85)
[ 1819.635491] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1819.635531] cleanup_net (net/core/net_namespace.c:648)
[ 1819.635562] process_one_work (kernel/workqueue.c:3229)
[ 1819.635588] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1819.635613] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1819.635648] kthread (kernel/kthread.c:389)
[ 1819.635679] ? __pfx_kthread (kernel/kthread.c:342)
[ 1819.635704] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1819.635739] ? __pfx_kthread (kernel/kthread.c:342)
[ 1819.635777] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1819.647134] ------------[ cut here ]------------
| [ 1819.647181] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1819.647240] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1819.647546] Tainted: [W]=WARN
[ 1819.647571] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1819.647614] Workqueue: netns cleanup_net
[ 1819.647645] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1819.647685] 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
[ 1819.647819] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1819.647853] RAX: ffff8937864c6508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1819.647903] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788089000
[ 1819.647954] RBP: ffffb3adc005fcc0 R08: ffff893786444330 R09: ffff893781194a10
[ 1819.648010] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1819.648067] R13: dead000000000100 R14: ffff893787c91800 R15: 0000000000000000
[ 1819.648119] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1819.648176] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1819.648223] CR2: 000055ae9ec00990 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1819.648275] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1819.648332] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1819.648393] PKRU: 55555554
[ 1819.648410] Call Trace:
[ 1819.648427]  <TASK>
[ 1819.648444] ? __warn (kernel/panic.c:748)
[ 1819.648471] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1819.648501] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1819.648534] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1819.648564] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1819.648590] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1819.648616] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1819.648648] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1819.648688] cleanup_net (net/core/net_namespace.c:648)
[ 1819.648718] process_one_work (kernel/workqueue.c:3229)
[ 1819.648744] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1819.648770] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1819.648812] kthread (kernel/kthread.c:389)
[ 1819.648843] ? __pfx_kthread (kernel/kthread.c:342)
[ 1819.648869] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1819.648899] ? __pfx_kthread (kernel/kthread.c:342)
[ 1819.648925] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1819.720154] ------------[ cut here ]------------
| [ 1819.720209] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1819.720272] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1819.720581] Tainted: [W]=WARN
[ 1819.720606] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1819.720648] Workqueue: netns cleanup_net
[ 1819.720680] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1819.720719] 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
[ 1819.720875] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1819.720915] RAX: ffff893787a0c508 RBX: 0000000000000000 RCX: ffff893789307560
[ 1819.720971] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893787f25000
[ 1819.721027] RBP: ffffb3adc005fcc0 R08: ffff89378e7bd770 R09: ffff893781194a10
[ 1819.721083] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1819.721134] R13: dead000000000100 R14: ffff893787c91800 R15: 0000000000000000
[ 1819.721186] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1819.721241] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1819.721288] CR2: 00007fb3b48df000 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1819.721340] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1819.721390] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1819.721448] PKRU: 55555554
[ 1819.721473] Call Trace:
[ 1819.721499]  <TASK>
[ 1819.721525] ? __warn (kernel/panic.c:748)
[ 1819.721568] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1819.721597] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1819.721635] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1819.721665] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1819.721691] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1819.721736] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1819.721773] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1819.721831] cleanup_net (net/core/net_namespace.c:648)
[ 1819.721875] process_one_work (kernel/workqueue.c:3229)
[ 1819.721905] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1819.721930] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1819.721964] kthread (kernel/kthread.c:389)
[ 1819.721995] ? __pfx_kthread (kernel/kthread.c:342)
[ 1819.722029] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1819.722069] ? __pfx_kthread (kernel/kthread.c:342)
[ 1819.722095] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1826.632169] ------------[ cut here ]------------
| [ 1826.632214] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1826.632276] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1826.632586] Tainted: [W]=WARN
[ 1826.632610] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1826.632653] Workqueue: netns cleanup_net
[ 1826.632685] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1826.632724] 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
[ 1826.632848] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1826.632888] RAX: ffff893788998508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1826.632938] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a8e9000
[ 1826.632995] RBP: ffffb3adc005fcc0 R08: ffff8937832c5b28 R09: ffff893781194a10
[ 1826.633049] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1826.633102] R13: dead000000000100 R14: ffff893787c91100 R15: 0000000000000000
[ 1826.633154] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1826.633210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1826.633258] CR2: 00007fed9a7b9000 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1826.633310] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1826.633365] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1826.633416] PKRU: 55555554
[ 1826.633433] Call Trace:
[ 1826.633451]  <TASK>
[ 1826.633474] ? __warn (kernel/panic.c:748)
[ 1826.633506] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1826.633537] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1826.633569] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1826.633600] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1826.633625] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1826.633658] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1826.633688] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1826.633728] cleanup_net (net/core/net_namespace.c:648)
[ 1826.633759] process_one_work (kernel/workqueue.c:3229)
[ 1826.633791] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1826.633821] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1826.633855] kthread (kernel/kthread.c:389)
[ 1826.633886] ? __pfx_kthread (kernel/kthread.c:342)
[ 1826.633911] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1826.633944] ? __pfx_kthread (kernel/kthread.c:342)
[ 1826.633974] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1826.734226] ------------[ cut here ]------------
| [ 1826.734274] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1826.734334] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1826.734642] Tainted: [W]=WARN
[ 1826.734673] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1826.734716] Workqueue: netns cleanup_net
[ 1826.734747] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1826.734787] 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
[ 1826.734911] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1826.734950] RAX: ffff893787a0c508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1826.735010] RDX: ffff893784d890c0 RSI: 0000000000000000 RDI: dead000000000122
[ 1826.735064] RBP: ffffb3adc005fb78 R08: ffff893781568b58 R09: 0000000000000001
[ 1826.735115] R10: ffffffffa1f5f5e0 R11: 0000000000001491 R12: 0000000000000006
[ 1826.735165] R13: ffff893788955000 R14: 0000000000000000 R15: 0000000000000000
[ 1826.735217] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1826.735273] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1826.735321] CR2: 000055ae9ec00990 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1826.735373] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1826.735428] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1826.735479] PKRU: 55555554
[ 1826.735496] Call Trace:
[ 1826.735514]  <TASK>
[ 1826.735537] ? __warn (kernel/panic.c:748)
[ 1826.735571] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1826.735595] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1826.735627] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1826.735657] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1826.735683] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1826.735709] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1826.735741] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1826.735781] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1826.735814] vlan_device_event (net/8021q/vlan.c:528)
[ 1826.735847] notifier_call_chain (kernel/notifier.c:85)
[ 1826.735877] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1826.735918] cleanup_net (net/core/net_namespace.c:648)
[ 1826.735948] process_one_work (kernel/workqueue.c:3229)
[ 1826.735980] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1826.736012] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1826.736050] kthread (kernel/kthread.c:389)
[ 1826.736081] ? __pfx_kthread (kernel/kthread.c:342)
[ 1826.736106] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1826.736138] ? __pfx_kthread (kernel/kthread.c:342)
[ 1826.736164] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1826.736517] ------------[ cut here ]------------
| [ 1826.736582] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1826.736639] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1826.736937] Tainted: [W]=WARN
[ 1826.736962] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1826.737008] Workqueue: netns cleanup_net
[ 1826.737038] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1826.737078] 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
[ 1826.737202] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1826.737235] RAX: ffff893787a0c508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1826.737286] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788095000
[ 1826.737336] RBP: ffffb3adc005fb78 R08: ffff8937812e5440 R09: ffff893781194a10
[ 1826.737387] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1826.737437] R13: dead000000000100 R14: ffff893787c91100 R15: 0000000000000000
[ 1826.737489] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1826.737547] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1826.737602] CR2: 000055ae9ec00990 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1826.737653] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1826.737708] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1826.737759] PKRU: 55555554
[ 1826.737776] Call Trace:
[ 1826.737793]  <TASK>
[ 1826.737810] ? __warn (kernel/panic.c:748)
[ 1826.737835] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1826.737859] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1826.737885] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1826.737916] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1826.737942] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1826.737967] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1826.738006] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1826.738044] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1826.738074] vlan_device_event (net/8021q/vlan.c:528)
[ 1826.738100] notifier_call_chain (kernel/notifier.c:85)
[ 1826.738125] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1826.738160] cleanup_net (net/core/net_namespace.c:648)
[ 1826.738191] process_one_work (kernel/workqueue.c:3229)
[ 1826.738221] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1826.738247] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1826.738281] kthread (kernel/kthread.c:389)
[ 1826.738312] ? __pfx_kthread (kernel/kthread.c:342)
[ 1826.738346] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1826.738381] ? __pfx_kthread (kernel/kthread.c:342)
[ 1826.738408] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1826.752095] ------------[ cut here ]------------
| [ 1826.752134] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1826.752189] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1826.752491] Tainted: [W]=WARN
[ 1826.752516] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1826.752559] Workqueue: netns cleanup_net
[ 1826.752590] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1826.752629] 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
[ 1826.752746] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1826.752784] RAX: ffff893787a0c508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1826.752834] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788955000
[ 1826.752883] RBP: ffffb3adc005fcc0 R08: ffff89378aa8c220 R09: ffff893781194a10
[ 1826.752933] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1826.752984] R13: dead000000000100 R14: ffff893787c91100 R15: 0000000000000000
[ 1826.753054] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1826.753112] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1826.753160] CR2: 000055ae9ec00990 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1826.753211] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1826.753261] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1826.753311] PKRU: 55555554
[ 1826.753328] Call Trace:
[ 1826.753346]  <TASK>
[ 1826.753363] ? __warn (kernel/panic.c:748)
[ 1826.753394] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1826.753425] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1826.753451] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1826.753484] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1826.753509] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1826.753541] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1826.753572] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1826.753613] cleanup_net (net/core/net_namespace.c:648)
[ 1826.753644] process_one_work (kernel/workqueue.c:3229)
[ 1826.753674] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1826.753699] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1826.753734] kthread (kernel/kthread.c:389)
[ 1826.753764] ? __pfx_kthread (kernel/kthread.c:342)
[ 1826.753790] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1826.753815] ? __pfx_kthread (kernel/kthread.c:342)
[ 1826.753841] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1826.829204] ------------[ cut here ]------------
| [ 1826.829277] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1826.829340] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1826.829649] Tainted: [W]=WARN
[ 1826.829674] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1826.829716] Workqueue: netns cleanup_net
[ 1826.829748] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1826.829788] 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
[ 1826.829911] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1826.829950] RAX: ffff893788088508 RBX: 0000000000000000 RCX: ffff89378aebc560
[ 1826.830014] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a92e000
[ 1826.830069] RBP: ffffb3adc005fcc0 R08: ffff893788cf86e8 R09: ffff893781194a10
[ 1826.830120] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1826.830170] R13: dead000000000100 R14: ffff893787c91100 R15: 0000000000000000
[ 1826.830222] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1826.830280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1826.830327] CR2: 000055ae9ec00990 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1826.830386] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1826.830441] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1826.830493] PKRU: 55555554
[ 1826.830509] Call Trace:
[ 1826.830527]  <TASK>
[ 1826.830543] ? __warn (kernel/panic.c:748)
[ 1826.830575] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1826.830605] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1826.830638] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1826.830668] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1826.830693] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1826.830719] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1826.830744] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1826.830785] cleanup_net (net/core/net_namespace.c:648)
[ 1826.830817] process_one_work (kernel/workqueue.c:3229)
[ 1826.830848] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1826.830873] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1826.830907] kthread (kernel/kthread.c:389)
[ 1826.830937] ? __pfx_kthread (kernel/kthread.c:342)
[ 1826.830962] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1826.830994] ? __pfx_kthread (kernel/kthread.c:342)
[ 1826.831028] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1833.680108] ------------[ cut here ]------------
| [ 1833.680153] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1833.680215] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1833.680527] Tainted: [W]=WARN
[ 1833.680552] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1833.680595] Workqueue: netns cleanup_net
[ 1833.680627] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1833.680666] 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
[ 1833.680791] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1833.680831] RAX: ffff89378b0dc508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1833.680881] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893794478000
[ 1833.680932] RBP: ffffb3adc005fcc0 R08: ffff89378e53b330 R09: ffff893781194a10
[ 1833.680983] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1833.681036] R13: dead000000000100 R14: ffff8937830e5900 R15: 0000000000000000
[ 1833.681092] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1833.681149] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1833.681196] CR2: 00007f5a05452000 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1833.681249] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1833.681304] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1833.681355] PKRU: 55555554
[ 1833.681372] Call Trace:
[ 1833.681390]  <TASK>
[ 1833.681408] ? __warn (kernel/panic.c:748)
[ 1833.681441] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1833.681466] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1833.681499] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1833.681529] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1833.681556] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1833.681583] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1833.681614] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1833.681656] cleanup_net (net/core/net_namespace.c:648)
[ 1833.681687] process_one_work (kernel/workqueue.c:3229)
[ 1833.681719] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1833.681749] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1833.681785] kthread (kernel/kthread.c:389)
[ 1833.681816] ? __pfx_kthread (kernel/kthread.c:342)
[ 1833.681842] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1833.681873] ? __pfx_kthread (kernel/kthread.c:342)
[ 1833.681900] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1833.792145] ------------[ cut here ]------------
| [ 1833.792192] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1833.792252] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1833.792563] Tainted: [W]=WARN
[ 1833.792587] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1833.792630] Workqueue: netns cleanup_net
[ 1833.792662] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1833.792702] 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
[ 1833.792825] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1833.792859] RAX: ffff89378e3fb508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1833.792910] RDX: ffff8937874aa180 RSI: 0000000000000000 RDI: dead000000000122
[ 1833.792961] RBP: ffffb3adc005fb78 R08: ffff8937817d3d88 R09: 0000000000000001
[ 1833.793017] R10: ffffffffa1f5f598 R11: 0000000000000002 R12: 0000000000000006
[ 1833.793073] R13: ffff89378b0d8000 R14: 0000000000000000 R15: 0000000000000000
[ 1833.793126] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1833.793182] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1833.793230] CR2: 00007f5f839d7440 CR3: 000000000aa3a005 CR4: 0000000000772ef0
[ 1833.793281] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1833.793336] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1833.793387] PKRU: 55555554
[ 1833.793404] Call Trace:
[ 1833.793423]  <TASK>
[ 1833.793446] ? __warn (kernel/panic.c:748)
[ 1833.793477] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1833.793503] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1833.793535] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1833.793566] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1833.793591] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1833.793624] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1833.793654] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1833.793695] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1833.793727] vlan_device_event (net/8021q/vlan.c:528)
[ 1833.793759] notifier_call_chain (kernel/notifier.c:85)
[ 1833.793790] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1833.793830] cleanup_net (net/core/net_namespace.c:648)
[ 1833.793861] process_one_work (kernel/workqueue.c:3229)
[ 1833.793893] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1833.793918] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1833.793958] kthread (kernel/kthread.c:389)
[ 1833.793988] ? __pfx_kthread (kernel/kthread.c:342)
[ 1833.794016] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1833.794050] ? __pfx_kthread (kernel/kthread.c:342)
[ 1833.794080] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1833.815140] ------------[ cut here ]------------
| [ 1833.815269] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1833.815327] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1833.815636] Tainted: [W]=WARN
[ 1833.815661] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1833.815703] Workqueue: netns cleanup_net
[ 1833.815735] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1833.815775] 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
[ 1833.815899] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1833.815939] RAX: ffff89378e483508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1833.815990] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378b0d8000
[ 1833.816050] RBP: ffffb3adc005fcc0 R08: ffff89378884e330 R09: ffff893781194a10
[ 1833.816106] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1833.816157] R13: dead000000000100 R14: ffff8937830e5900 R15: 0000000000000000
[ 1833.816209] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1833.816267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1833.816315] CR2: 00007f5f839d7440 CR3: 000000000aa3a005 CR4: 0000000000772ef0
[ 1833.816373] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1833.816429] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1833.816480] PKRU: 55555554
[ 1833.816496] Call Trace:
[ 1833.816514]  <TASK>
[ 1833.816531] ? __warn (kernel/panic.c:748)
[ 1833.816562] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1833.816593] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1833.816625] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1833.816656] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1833.816681] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1833.816714] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1833.816744] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1833.816785] cleanup_net (net/core/net_namespace.c:648)
[ 1833.816815] process_one_work (kernel/workqueue.c:3229)
[ 1833.816841] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1833.816872] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1833.816906] kthread (kernel/kthread.c:389)
[ 1833.816938] ? __pfx_kthread (kernel/kthread.c:342)
[ 1833.816964] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1833.816995] ? __pfx_kthread (kernel/kthread.c:342)
[ 1833.817036] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1833.887242] ------------[ cut here ]------------
| [ 1833.887288] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1833.887349] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1833.887660] Tainted: [W]=WARN
[ 1833.887684] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1833.887727] Workqueue: netns cleanup_net
[ 1833.887758] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1833.887798] 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
[ 1833.887917] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1833.887956] RAX: ffff893784fb4508 RBX: 0000000000000000 RCX: ffff89378e3fd560
[ 1833.888013] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378e3fc000
[ 1833.888068] RBP: ffffb3adc005fcc0 R08: ffff89378307a220 R09: ffff893781194a10
[ 1833.888119] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1833.888170] R13: dead000000000100 R14: ffff893786400300 R15: 0000000000000000
[ 1833.888222] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1833.888279] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1833.888329] CR2: 00007f01d733c000 CR3: 000000002d646005 CR4: 0000000000772ef0
[ 1833.888385] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1833.888440] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1833.888491] PKRU: 55555554
[ 1833.888508] Call Trace:
[ 1833.888526]  <TASK>
[ 1833.888549] ? __warn (kernel/panic.c:748)
[ 1833.888581] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1833.888612] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1833.888644] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1833.888674] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1833.888700] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1833.888726] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1833.888757] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1833.888798] cleanup_net (net/core/net_namespace.c:648)
[ 1833.888829] process_one_work (kernel/workqueue.c:3229)
[ 1833.888854] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1833.888879] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1833.888914] kthread (kernel/kthread.c:389)
[ 1833.888945] ? __pfx_kthread (kernel/kthread.c:342)
[ 1833.888970] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1833.889005] ? __pfx_kthread (kernel/kthread.c:342)
[ 1833.889033] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1840.779089] ------------[ cut here ]------------
| [ 1840.779142] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1840.779203] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1840.779513] Tainted: [W]=WARN
[ 1840.779538] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1840.779582] Workqueue: netns cleanup_net
[ 1840.779613] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1840.779654] 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
[ 1840.779778] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1840.779812] RAX: ffff89378a33b508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1840.779863] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893786626000
[ 1840.779913] RBP: ffffb3adc005fcc0 R08: ffff8937884227f8 R09: ffff893781194a10
[ 1840.779964] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1840.780017] R13: dead000000000100 R14: ffff89378ade8800 R15: 0000000000000000
[ 1840.780076] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1840.780133] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1840.780180] CR2: 00007f4dac2cd000 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1840.780250] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1840.780303] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1840.780354] PKRU: 55555554
[ 1840.780371] Call Trace:
[ 1840.780389]  <TASK>
[ 1840.780406] ? __warn (kernel/panic.c:748)
[ 1840.780442] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1840.780467] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1840.780498] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1840.780529] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1840.780555] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1840.780581] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1840.780613] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1840.780655] cleanup_net (net/core/net_namespace.c:648)
[ 1840.780687] process_one_work (kernel/workqueue.c:3229)
[ 1840.780717] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1840.780742] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1840.780776] kthread (kernel/kthread.c:389)
[ 1840.780808] ? __pfx_kthread (kernel/kthread.c:342)
[ 1840.780841] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1840.780873] ? __pfx_kthread (kernel/kthread.c:342)
[ 1840.780904] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1840.925296] ------------[ cut here ]------------
| [ 1840.925355] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1840.925417] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1840.925727] Tainted: [W]=WARN
[ 1840.925752] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1840.925794] Workqueue: netns cleanup_net
[ 1840.925826] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1840.925865] 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
[ 1840.925989] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1840.926035] RAX: ffff89379447e508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1840.926090] RDX: ffff893784d8c300 RSI: 0000000000000000 RDI: dead000000000122
[ 1840.926141] RBP: ffffb3adc005fb78 R08: ffff893784a8f220 R09: 0000000000000001
[ 1840.926192] R10: ffffffffa1f5f5c8 R11: 0000000000000000 R12: 0000000000000006
[ 1840.926242] R13: ffff89378e3fc000 R14: 0000000000000000 R15: 0000000000000000
[ 1840.926295] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1840.926353] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1840.926399] CR2: 000055ae9ec84dec CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1840.926451] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1840.926506] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1840.926557] PKRU: 55555554
[ 1840.926574] Call Trace:
[ 1840.926593]  <TASK>
[ 1840.926617] ? __warn (kernel/panic.c:748)
[ 1840.926648] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1840.926680] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1840.926711] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1840.926742] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1840.926767] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1840.926794] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1840.926825] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1840.926865] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1840.926896] vlan_device_event (net/8021q/vlan.c:528)
[ 1840.926922] notifier_call_chain (kernel/notifier.c:85)
[ 1840.926954] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1840.926994] cleanup_net (net/core/net_namespace.c:648)
[ 1840.927032] process_one_work (kernel/workqueue.c:3229)
[ 1840.927063] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1840.927089] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1840.927122] kthread (kernel/kthread.c:389)
[ 1840.927154] ? __pfx_kthread (kernel/kthread.c:342)
[ 1840.927185] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1840.927219] ? __pfx_kthread (kernel/kthread.c:342)
[ 1840.927245] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1840.937261] ------------[ cut here ]------------
| [ 1840.937333] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1840.937395] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1840.937701] Tainted: [W]=WARN
[ 1840.937727] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1840.937769] Workqueue: netns cleanup_net
[ 1840.937801] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1840.937840] 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
[ 1840.937965] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1840.938020] RAX: ffff89378e2de508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1840.938075] RDX: ffff893784dbd3c0 RSI: 0000000000000000 RDI: dead000000000122
[ 1840.938126] RBP: ffffb3adc005fb78 R08: ffff893781466b48 R09: 0000000000000001
[ 1840.938176] R10: ffffffffa1f5f5c8 R11: 0000000000000000 R12: 0000000000000006
[ 1840.938227] R13: ffff893786623000 R14: 0000000000000000 R15: 0000000000000000
[ 1840.938287] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1840.938353] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1840.938400] CR2: 000055ae9ec84dec CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1840.938452] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1840.938507] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1840.938559] PKRU: 55555554
[ 1840.938581] Call Trace:
[ 1840.938599]  <TASK>
[ 1840.938616] ? __warn (kernel/panic.c:748)
[ 1840.938647] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1840.938677] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1840.938709] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1840.938740] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1840.938765] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1840.938798] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1840.938828] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1840.938869] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1840.938899] vlan_device_event (net/8021q/vlan.c:528)
[ 1840.938927] notifier_call_chain (kernel/notifier.c:85)
[ 1840.938961] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1840.939006] cleanup_net (net/core/net_namespace.c:648)
[ 1840.939037] process_one_work (kernel/workqueue.c:3229)
[ 1840.939067] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1840.939099] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1840.939133] kthread (kernel/kthread.c:389)
[ 1840.939165] ? __pfx_kthread (kernel/kthread.c:342)
[ 1840.939195] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1840.939227] ? __pfx_kthread (kernel/kthread.c:342)
[ 1840.939259] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1840.956100] ------------[ cut here ]------------
| [ 1840.956186] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1840.956276] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1840.956589] Tainted: [W]=WARN
[ 1840.956614] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1840.956657] Workqueue: netns cleanup_net
[ 1840.956688] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1840.956728] 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
[ 1840.956851] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1840.956890] RAX: ffff893794445508 RBX: 0000000000000000 RCX: ffff89378aaec560
[ 1840.956941] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893786623000
[ 1840.956994] RBP: ffffb3adc005fcc0 R08: ffff8937866866e8 R09: ffff893781194a10
[ 1840.957051] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1840.957107] R13: dead000000000100 R14: ffff893786400200 R15: 0000000000000000
[ 1840.957160] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1840.957214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1840.957261] CR2: 000055ae9ec84dec CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1840.957313] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1840.957368] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1840.957419] PKRU: 55555554
[ 1840.957436] Call Trace:
[ 1840.957454]  <TASK>
[ 1840.957471] ? __warn (kernel/panic.c:748)
[ 1840.957502] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1840.957533] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1840.957559] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1840.957591] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1840.957616] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1840.957648] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1840.957680] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1840.957720] cleanup_net (net/core/net_namespace.c:648)
[ 1840.957750] process_one_work (kernel/workqueue.c:3229)
[ 1840.957776] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1840.957809] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1840.957851] kthread (kernel/kthread.c:389)
[ 1840.957876] ? __pfx_kthread (kernel/kthread.c:342)
[ 1840.957902] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1840.957935] ? __pfx_kthread (kernel/kthread.c:342)
[ 1840.957971] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1847.809177] ------------[ cut here ]------------
| [ 1847.809229] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1847.809290] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1847.809602] Tainted: [W]=WARN
[ 1847.809627] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1847.809669] Workqueue: netns cleanup_net
[ 1847.809702] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1847.809741] 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
[ 1847.809866] RSP: 0000:ffffb3adc005fd78 EFLAGS: 00010283
[ 1847.809906] RAX: ffff89378ace3508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1847.809957] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893783313000
[ 1847.810012] RBP: ffffb3adc005fcc0 R08: ffff893788413220 R09: ffff893781194a10
[ 1847.810068] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1847.810119] R13: dead000000000100 R14: ffff89378e784f00 R15: 0000000000000000
[ 1847.810172] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1847.810236] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1847.810294] CR2: 00007f1016ee7f10 CR3: 00000000067f8003 CR4: 0000000000772ef0
[ 1847.810346] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1847.810401] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1847.810452] PKRU: 55555554
[ 1847.810469] Call Trace:
[ 1847.810489]  <TASK>
[ 1847.810510] ? __warn (kernel/panic.c:748)
[ 1847.810544] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1847.810570] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1847.810601] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1847.810632] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1847.810658] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1847.810684] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1847.810716] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1847.810757] cleanup_net (net/core/net_namespace.c:648)
[ 1847.810787] process_one_work (kernel/workqueue.c:3229)
[ 1847.810819] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1847.810850] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1847.810884] kthread (kernel/kthread.c:389)
[ 1847.810915] ? __pfx_kthread (kernel/kthread.c:342)
[ 1847.810940] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1847.810973] ? __pfx_kthread (kernel/kthread.c:342)
[ 1847.811006] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1847.898181] ------------[ cut here ]------------
| [ 1847.898245] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1847.898307] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1847.898638] Tainted: [W]=WARN
[ 1847.898663] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1847.898707] Workqueue: netns cleanup_net
[ 1847.898737] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1847.898778] 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
[ 1847.898901] RSP: 0000:ffffb3adc005fc48 EFLAGS: 00010283
[ 1847.898941] RAX: ffff89378aa3d508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1847.898992] RDX: ffff8937874aa180 RSI: 0000000000000000 RDI: dead000000000122
[ 1847.899047] RBP: ffffb3adc005fb78 R08: ffff893784a9c910 R09: 0000000000000001
[ 1847.899104] R10: ffffffffa1f5f5c8 R11: 000000000000000e R12: 0000000000000006
[ 1847.899156] R13: ffff893794493000 R14: 0000000000000000 R15: 0000000000000000
[ 1847.899232] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1847.899296] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1847.899343] CR2: 00007fb4331df7a0 CR3: 000000000afd0003 CR4: 0000000000772ef0
[ 1847.899396] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1847.899450] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1847.899503] PKRU: 55555554
[ 1847.899520] Call Trace:
[ 1847.899539]  <TASK>
[ 1847.899561] ? __warn (kernel/panic.c:748)
[ 1847.899592] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1847.899624] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1847.899656] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1847.899688] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1847.899713] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1847.899745] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1847.899771] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1847.899811] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1847.899848] vlan_device_event (net/8021q/vlan.c:528)
[ 1847.899876] notifier_call_chain (kernel/notifier.c:85)
[ 1847.899908] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1847.899948] cleanup_net (net/core/net_namespace.c:648)
[ 1847.899980] process_one_work (kernel/workqueue.c:3229)
[ 1847.900016] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1847.900048] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1847.900084] kthread (kernel/kthread.c:389)
[ 1847.900116] ? __pfx_kthread (kernel/kthread.c:342)
[ 1847.900148] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1847.900182] ? __pfx_kthread (kernel/kthread.c:342)
[ 1847.900208] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1847.900485] ------------[ cut here ]------------
| [ 1847.900524] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1847.900581] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1847.900893] Tainted: [W]=WARN
[ 1847.900918] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1847.900962] Workqueue: netns cleanup_net
[ 1847.900992] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1847.901038] 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
[ 1847.901163] RSP: 0000:ffffb3adc005fc48 EFLAGS: 00010283
[ 1847.901203] RAX: ffff89378aa3d508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1847.901254] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893794496000
[ 1847.901305] RBP: ffffb3adc005fb78 R08: ffff8937864dcc38 R09: ffff893781194a10
[ 1847.901356] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1847.901406] R13: dead000000000100 R14: ffff893788c9b800 R15: 0000000000000000
[ 1847.901458] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1847.901515] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1847.901562] CR2: 00007fb4331df7a0 CR3: 000000002d646005 CR4: 0000000000772ef0
[ 1847.901621] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1847.901676] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1847.901728] PKRU: 55555554
[ 1847.901745] Call Trace:
[ 1847.901762]  <TASK>
[ 1847.901779] ? __warn (kernel/panic.c:748)
[ 1847.901809] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1847.901835] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1847.901865] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1847.901902] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1847.901940] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1847.901979] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1847.902008] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1847.902051] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1847.902081] vlan_device_event (net/8021q/vlan.c:528)
[ 1847.902107] notifier_call_chain (kernel/notifier.c:85)
[ 1847.902139] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1847.902185] cleanup_net (net/core/net_namespace.c:648)
[ 1847.902224] process_one_work (kernel/workqueue.c:3229)
[ 1847.902257] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1847.902283] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1847.902317] kthread (kernel/kthread.c:389)
[ 1847.902348] ? __pfx_kthread (kernel/kthread.c:342)
[ 1847.902380] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1847.902411] ? __pfx_kthread (kernel/kthread.c:342)
[ 1847.902436] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1847.911117] ------------[ cut here ]------------
| [ 1847.911166] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1847.911234] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1847.911547] Tainted: [W]=WARN
[ 1847.911571] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1847.911613] Workqueue: netns cleanup_net
[ 1847.911644] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1847.911684] 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
[ 1847.911803] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1847.911844] RAX: ffff89378aa3d508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1847.911900] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893794493000
[ 1847.911952] RBP: ffffb3adc005fcc0 R08: ffff89378881b110 R09: ffff893781194a10
[ 1847.912009] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1847.912065] R13: dead000000000100 R14: ffff893788c9b800 R15: 0000000000000000
[ 1847.912125] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1847.912181] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1847.912231] CR2: 00007ffe9d1bec5c CR3: 000000000afd0005 CR4: 0000000000772ef0
[ 1847.912283] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1847.912335] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1847.912392] PKRU: 55555554
[ 1847.912409] Call Trace:
[ 1847.912428]  <TASK>
[ 1847.912445] ? __warn (kernel/panic.c:748)
[ 1847.912478] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1847.912509] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1847.912538] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1847.912575] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1847.912615] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1847.912650] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1847.912683] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1847.912725] cleanup_net (net/core/net_namespace.c:648)
[ 1847.912756] process_one_work (kernel/workqueue.c:3229)
[ 1847.912784] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1847.912809] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1847.912844] kthread (kernel/kthread.c:389)
[ 1847.912876] ? __pfx_kthread (kernel/kthread.c:342)
[ 1847.912903] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1847.912934] ? __pfx_kthread (kernel/kthread.c:342)
[ 1847.912960] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1848.006113] ------------[ cut here ]------------
| [ 1848.006248] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1848.006309] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1848.006621] Tainted: [W]=WARN
[ 1848.006646] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1848.006689] Workqueue: netns cleanup_net
[ 1848.006724] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1848.006764] 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
[ 1848.006884] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1848.006924] RAX: ffff89378a342508 RBX: 0000000000000000 RCX: ffff893784fb0560
[ 1848.006975] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378ac18000
[ 1848.007043] RBP: ffffb3adc005fcc0 R08: ffff89378e171440 R09: ffff893781194a10
[ 1848.007099] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1848.007159] R13: dead000000000100 R14: ffff893788c9b800 R15: 0000000000000000
[ 1848.007211] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1848.007267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1848.007315] CR2: 00007f61a7014000 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1848.007368] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1848.007423] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1848.007473] PKRU: 55555554
[ 1848.007491] Call Trace:
[ 1848.007509]  <TASK>
[ 1848.007531] ? __warn (kernel/panic.c:748)
[ 1848.007565] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1848.007596] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1848.007629] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1848.007659] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1848.007684] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1848.007717] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1848.007747] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1848.007789] cleanup_net (net/core/net_namespace.c:648)
[ 1848.007821] process_one_work (kernel/workqueue.c:3229)
[ 1848.007851] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1848.007882] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1848.007915] kthread (kernel/kthread.c:389)
[ 1848.007947] ? __pfx_kthread (kernel/kthread.c:342)
[ 1848.007978] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1848.008014] ? __pfx_kthread (kernel/kthread.c:342)
[ 1848.008047] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1854.998220] ------------[ cut here ]------------
| [ 1854.998268] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1854.998329] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1854.998636] Tainted: [W]=WARN
[ 1854.998661] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1854.998704] Workqueue: netns cleanup_net
[ 1854.998734] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1854.998773] 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
[ 1854.998891] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1854.998931] RAX: ffff8937887e3508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1854.998981] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378e945000
[ 1854.999034] RBP: ffffb3adc005fcc0 R08: ffff89378a4ee2a8 R09: ffff893781194a10
[ 1854.999087] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1854.999137] R13: dead000000000100 R14: ffff893787c91c00 R15: 0000000000000000
[ 1854.999189] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1854.999246] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1854.999292] CR2: 000055ae9ec00990 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1854.999344] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1854.999399] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1854.999450] PKRU: 55555554
[ 1854.999467] Call Trace:
[ 1854.999485]  <TASK>
[ 1854.999509] ? __warn (kernel/panic.c:748)
[ 1854.999541] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1854.999566] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1854.999598] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1854.999629] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1854.999654] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1854.999685] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1854.999717] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1854.999757] cleanup_net (net/core/net_namespace.c:648)
[ 1854.999788] process_one_work (kernel/workqueue.c:3229)
[ 1854.999819] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1854.999844] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1854.999878] kthread (kernel/kthread.c:389)
[ 1854.999910] ? __pfx_kthread (kernel/kthread.c:342)
[ 1854.999940] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1854.999973] ? __pfx_kthread (kernel/kthread.c:342)
[ 1855.000006] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1855.069205] ------------[ cut here ]------------
| [ 1855.069249] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1855.069310] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1855.069617] Tainted: [W]=WARN
[ 1855.069645] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1855.069687] Workqueue: netns cleanup_net
[ 1855.069718] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1855.069758] 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
[ 1855.069882] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1855.069921] RAX: ffff89378a8ec508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1855.069971] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378e942000
[ 1855.070028] RBP: ffffb3adc005fcc0 R08: ffff893787d34198 R09: ffff893781194a10
[ 1855.070084] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1855.070134] R13: dead000000000100 R14: ffff893787c91c00 R15: 0000000000000000
[ 1855.070186] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1855.070243] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1855.070289] CR2: 000055ae9ec00990 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1855.070341] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1855.070396] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1855.070447] PKRU: 55555554
[ 1855.070464] Call Trace:
[ 1855.070483]  <TASK>
[ 1855.070505] ? __warn (kernel/panic.c:748)
[ 1855.070538] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1855.070563] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1855.070595] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1855.070625] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1855.070650] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1855.070676] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1855.070707] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1855.070748] cleanup_net (net/core/net_namespace.c:648)
[ 1855.070778] process_one_work (kernel/workqueue.c:3229)
[ 1855.070810] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1855.070840] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1855.070874] kthread (kernel/kthread.c:389)
[ 1855.070905] ? __pfx_kthread (kernel/kthread.c:342)
[ 1855.070930] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1855.070962] ? __pfx_kthread (kernel/kthread.c:342)
[ 1855.070992] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1855.161124] ------------[ cut here ]------------
| [ 1855.161289] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1855.161347] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1855.161656] Tainted: [W]=WARN
[ 1855.161680] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1855.161723] Workqueue: netns cleanup_net
[ 1855.161755] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1855.161794] 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
[ 1855.161924] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1855.161964] RAX: ffff89378a2e1508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1855.162025] RDX: ffff8937874a8000 RSI: 0000000000000000 RDI: dead000000000122
[ 1855.162080] RBP: ffffb3adc005fb78 R08: ffff89378175d230 R09: 0000000000000001
[ 1855.162131] R10: ffffffffa1f5f5e0 R11: 0000000000000001 R12: 0000000000000006
[ 1855.162181] R13: ffff89378b194000 R14: 0000000000000000 R15: 0000000000000000
[ 1855.162233] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1855.162290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1855.162336] CR2: 000055ae9ec00990 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1855.162388] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1855.162442] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1855.162493] PKRU: 55555554
[ 1855.162510] Call Trace:
[ 1855.162528]  <TASK>
[ 1855.162551] ? __warn (kernel/panic.c:748)
[ 1855.162585] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1855.162610] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1855.162642] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1855.162672] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1855.162697] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1855.162730] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1855.162760] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1855.162801] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1855.162832] vlan_device_event (net/8021q/vlan.c:528)
[ 1855.162863] notifier_call_chain (kernel/notifier.c:85)
[ 1855.162898] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1855.162938] cleanup_net (net/core/net_namespace.c:648)
[ 1855.162969] process_one_work (kernel/workqueue.c:3229)
[ 1855.163004] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1855.163037] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1855.163071] kthread (kernel/kthread.c:389)
[ 1855.163102] ? __pfx_kthread (kernel/kthread.c:342)
[ 1855.163127] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1855.163160] ? __pfx_kthread (kernel/kthread.c:342)
[ 1855.163190] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1855.186067] ------------[ cut here ]------------
| [ 1855.186203] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1855.186259] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1855.186580] Tainted: [W]=WARN
[ 1855.186605] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1855.186648] Workqueue: netns cleanup_net
[ 1855.186678] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1855.186718] 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
[ 1855.186836] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1855.186876] RAX: ffff89378aaea508 RBX: 0000000000000000 RCX: ffff893794491560
[ 1855.186926] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378b194000
[ 1855.186976] RBP: ffffb3adc005fcc0 R08: ffff89378aa14b28 R09: ffff893781194a10
[ 1855.187032] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1855.187088] R13: dead000000000100 R14: ffff893787c91c00 R15: 0000000000000000
[ 1855.187144] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1855.187200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1855.187247] CR2: 000055ae9ec00990 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1855.187298] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1855.187353] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1855.187403] PKRU: 55555554
[ 1855.187421] Call Trace:
[ 1855.187439]  <TASK>
[ 1855.187461] ? __warn (kernel/panic.c:748)
[ 1855.187491] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1855.187516] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1855.187549] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1855.187579] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1855.187605] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1855.187637] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1855.187667] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1855.187708] cleanup_net (net/core/net_namespace.c:648)
[ 1855.187740] process_one_work (kernel/workqueue.c:3229)
[ 1855.187771] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1855.187795] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1855.187830] kthread (kernel/kthread.c:389)
[ 1855.187861] ? __pfx_kthread (kernel/kthread.c:342)
[ 1855.187886] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1855.187918] ? __pfx_kthread (kernel/kthread.c:342)
[ 1855.187949] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1862.281212] ------------[ cut here ]------------
| [ 1862.281286] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1862.281348] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1862.281660] Tainted: [W]=WARN
[ 1862.281685] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1862.281728] Workqueue: netns cleanup_net
[ 1862.281759] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1862.281799] 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
[ 1862.281922] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1862.281956] RAX: ffff893784f23508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1862.282013] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a350000
[ 1862.282069] RBP: ffffb3adc005fcc0 R08: ffff89378a792b28 R09: ffff893781194a10
[ 1862.282119] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1862.282170] R13: dead000000000100 R14: ffff893787c91000 R15: 0000000000000000
[ 1862.282222] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1862.282277] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1862.282326] CR2: 000055ae9ec00990 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1862.282383] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1862.282433] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1862.282484] PKRU: 55555554
[ 1862.282501] Call Trace:
[ 1862.282520]  <TASK>
[ 1862.282543] ? __warn (kernel/panic.c:748)
[ 1862.282575] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1862.282600] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1862.282632] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1862.282663] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1862.282688] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1862.282719] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1862.282751] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1862.282792] cleanup_net (net/core/net_namespace.c:648)
[ 1862.282823] process_one_work (kernel/workqueue.c:3229)
[ 1862.282854] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1862.282878] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1862.282913] kthread (kernel/kthread.c:389)
[ 1862.282945] ? __pfx_kthread (kernel/kthread.c:342)
[ 1862.282975] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1862.283020] ? __pfx_kthread (kernel/kthread.c:342)
[ 1862.283058] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1862.381696] ------------[ cut here ]------------
| [ 1862.381754] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1862.381820] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1862.382159] Tainted: [W]=WARN
[ 1862.382189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1862.382233] Workqueue: netns cleanup_net
[ 1862.382270] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1862.382314] 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
[ 1862.382448] RSP: 0000:ffffb3adc005fc48 EFLAGS: 00010283
[ 1862.382496] RAX: ffff89378b193508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1862.382549] RDX: ffff893784d88000 RSI: 0000000000000000 RDI: dead000000000122
[ 1862.382605] RBP: ffffb3adc005fb78 R08: ffff8937849ffb40 R09: 0000000000000001
[ 1862.382662] R10: ffffffffa1f5f598 R11: 0000000000000020 R12: 0000000000000006
[ 1862.382718] R13: ffff893784cbd000 R14: 0000000000000000 R15: 0000000000000000
[ 1862.382779] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1862.382839] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1862.382887] CR2: 00007f4975ce41b4 CR3: 000000000a2fe002 CR4: 0000000000772ef0
[ 1862.382945] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1862.383006] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1862.383063] PKRU: 55555554
[ 1862.383085] Call Trace:
[ 1862.383103]  <TASK>
[ 1862.383139] ? __warn (kernel/panic.c:748)
[ 1862.383174] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1862.383206] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1862.383242] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1862.383276] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1862.383308] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1862.383340] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1862.383371] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1862.383417] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1862.383457] vlan_device_event (net/8021q/vlan.c:528)
[ 1862.383492] notifier_call_chain (kernel/notifier.c:85)
[ 1862.383527] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1862.383567] cleanup_net (net/core/net_namespace.c:648)
[ 1862.383601] process_one_work (kernel/workqueue.c:3229)
[ 1862.383633] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1862.383663] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1862.383713] kthread (kernel/kthread.c:389)
[ 1862.383746] ? __pfx_kthread (kernel/kthread.c:342)
[ 1862.383777] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1862.383813] ? __pfx_kthread (kernel/kthread.c:342)
[ 1862.383844] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1862.384232] ------------[ cut here ]------------
| [ 1862.384293] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1862.384370] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1862.384698] Tainted: [W]=WARN
[ 1862.384742] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1862.384796] Workqueue: netns cleanup_net
[ 1862.384837] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1862.384899] 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
[ 1862.385028] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1862.385075] RAX: ffff89378b193508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1862.385136] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378899b000
[ 1862.385209] RBP: ffffb3adc005fb78 R08: ffff89378a94d440 R09: ffff893781194a10
[ 1862.385270] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1862.385329] R13: dead000000000100 R14: ffff893788b93400 R15: 0000000000000000
[ 1862.385393] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1862.385464] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1862.385515] CR2: 00007f9fbeb42000 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1862.385588] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1862.385655] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1862.385729] PKRU: 55555554
[ 1862.385767] Call Trace:
[ 1862.385800]  <TASK>
[ 1862.385831] ? __warn (kernel/panic.c:748)
[ 1862.385871] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1862.385912] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1862.385953] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1862.385993] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1862.386049] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1862.386094] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1862.386135] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1862.386187] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1862.386234] vlan_device_event (net/8021q/vlan.c:528)
[ 1862.386283] notifier_call_chain (kernel/notifier.c:85)
[ 1862.386324] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1862.386370] cleanup_net (net/core/net_namespace.c:648)
[ 1862.386410] process_one_work (kernel/workqueue.c:3229)
[ 1862.386456] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1862.386498] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1862.386545] kthread (kernel/kthread.c:389)
[ 1862.386586] ? __pfx_kthread (kernel/kthread.c:342)
[ 1862.386636] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1862.386679] ? __pfx_kthread (kernel/kthread.c:342)
[ 1862.386722] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1862.397145] ------------[ cut here ]------------
| [ 1862.397215] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1862.397287] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1862.397591] Tainted: [W]=WARN
[ 1862.397629] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1862.397695] Workqueue: netns cleanup_net
[ 1862.397738] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1862.397788] 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
[ 1862.397916] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1862.397966] RAX: ffff89378b193508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1862.398039] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893784cbd000
[ 1862.398094] RBP: ffffb3adc005fcc0 R08: ffff89378aee3660 R09: ffff893781194a10
[ 1862.398168] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1862.398229] R13: dead000000000100 R14: ffff893788b93400 R15: 0000000000000000
[ 1862.398305] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1862.398376] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1862.398433] CR2: 00007f9fbeb42000 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1862.398494] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1862.398562] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1862.398630] PKRU: 55555554
[ 1862.398664] Call Trace:
[ 1862.398696]  <TASK>
[ 1862.398727] ? __warn (kernel/panic.c:748)
[ 1862.398771] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1862.398825] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1862.398876] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1862.398917] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1862.398954] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1862.399012] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1862.399051] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1862.399105] cleanup_net (net/core/net_namespace.c:648)
[ 1862.399146] process_one_work (kernel/workqueue.c:3229)
[ 1862.399198] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1862.399259] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1862.399307] kthread (kernel/kthread.c:389)
[ 1862.399348] ? __pfx_kthread (kernel/kthread.c:342)
[ 1862.399388] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1862.399428] ? __pfx_kthread (kernel/kthread.c:342)
[ 1862.399479] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1862.474146] ------------[ cut here ]------------
| [ 1862.474302] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1862.474365] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1862.474671] Tainted: [W]=WARN
[ 1862.474708] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1862.474749] Workqueue: netns cleanup_net
[ 1862.474779] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1862.474817] 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
[ 1862.474938] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1862.474976] RAX: ffff8937879d1508 RBX: 0000000000000000 RCX: ffff8937883c0560
[ 1862.475031] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a2e4000
[ 1862.475086] RBP: ffffb3adc005fcc0 R08: ffff89378303f000 R09: ffff893781194a10
[ 1862.475140] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1862.475189] R13: dead000000000100 R14: ffff893787c91000 R15: 0000000000000000
[ 1862.475246] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1862.475304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1862.475365] CR2: 000055ae9ec00990 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1862.475442] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1862.475516] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1862.475592] PKRU: 55555554
[ 1862.475617] Call Trace:
[ 1862.475644]  <TASK>
[ 1862.475671] ? __warn (kernel/panic.c:748)
[ 1862.475713] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1862.475752] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1862.475799] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1862.475844] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1862.475882] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1862.475921] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1862.475959] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1862.476015] cleanup_net (net/core/net_namespace.c:648)
[ 1862.476058] process_one_work (kernel/workqueue.c:3229)
[ 1862.476096] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1862.476133] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1862.476184] kthread (kernel/kthread.c:389)
[ 1862.476222] ? __pfx_kthread (kernel/kthread.c:342)
[ 1862.476261] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1862.476303] ? __pfx_kthread (kernel/kthread.c:342)
[ 1862.476343] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1869.430160] ------------[ cut here ]------------
| [ 1869.430260] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1869.430346] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1869.430780] Tainted: [W]=WARN
[ 1869.430815] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1869.430877] Workqueue: netns cleanup_net
[ 1869.430919] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1869.430971] 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
[ 1869.431146] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1869.431202] RAX: ffff89378808a508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1869.431274] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a3ed000
[ 1869.431345] RBP: ffffb3adc005fcc0 R08: ffff89378e279000 R09: ffff893781194a10
[ 1869.431419] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1869.431492] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 1869.431568] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1869.431649] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1869.431709] CR2: 000055ae9ec00990 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1869.431783] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1869.431854] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1869.431927] PKRU: 55555554
[ 1869.431950] Call Trace:
[ 1869.431976]  <TASK>
[ 1869.432005] ? __warn (kernel/panic.c:748)
[ 1869.432047] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1869.432086] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1869.432126] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1869.432167] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1869.432203] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1869.432240] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1869.432276] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1869.432333] cleanup_net (net/core/net_namespace.c:648)
[ 1869.432368] process_one_work (kernel/workqueue.c:3229)
[ 1869.432412] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1869.432446] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1869.432495] kthread (kernel/kthread.c:389)
[ 1869.432539] ? __pfx_kthread (kernel/kthread.c:342)
[ 1869.432575] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1869.432619] ? __pfx_kthread (kernel/kthread.c:342)
[ 1869.432656] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1869.517231] ------------[ cut here ]------------
| [ 1869.517310] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1869.517396] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1869.517837] Tainted: [W]=WARN
[ 1869.517873] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1869.517935] Workqueue: netns cleanup_net
[ 1869.517979] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1869.518032] 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
[ 1869.518217] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1869.518267] RAX: ffff893784cbb508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1869.518339] RDX: ffff8937874ab240 RSI: 0000000000000000 RDI: dead000000000122
[ 1869.518414] RBP: ffffb3adc005fb78 R08: ffff8937849eafd8 R09: 0000000000000001
[ 1869.518489] R10: ffffffffa1f5f5b0 R11: 0000000000000000 R12: 0000000000000006
[ 1869.518563] R13: ffff89378a3ea000 R14: 0000000000000000 R15: 0000000000000000
[ 1869.518639] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1869.518721] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1869.518783] CR2: 000055ae9ec00990 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1869.518859] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1869.518933] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1869.519009] PKRU: 55555554
[ 1869.519038] Call Trace:
[ 1869.519064]  <TASK>
[ 1869.519089] ? __warn (kernel/panic.c:748)
[ 1869.519131] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1869.519169] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1869.519214] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1869.519258] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1869.519295] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1869.519332] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1869.519369] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1869.519428] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1869.519471] vlan_device_event (net/8021q/vlan.c:528)
[ 1869.519509] notifier_call_chain (kernel/notifier.c:85)
[ 1869.519546] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1869.519596] cleanup_net (net/core/net_namespace.c:648)
[ 1869.519632] process_one_work (kernel/workqueue.c:3229)
[ 1869.519678] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1869.519715] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1869.519765] kthread (kernel/kthread.c:389)
[ 1869.519803] ? __pfx_kthread (kernel/kthread.c:342)
[ 1869.519839] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1869.519882] ? __pfx_kthread (kernel/kthread.c:342)
[ 1869.519919] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1869.520440] ------------[ cut here ]------------
| [ 1869.520497] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1869.520575] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1869.521024] Tainted: [W]=WARN
[ 1869.521067] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1869.521130] Workqueue: netns cleanup_net
[ 1869.521168] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1869.521217] 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
[ 1869.521395] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1869.521445] RAX: ffff893784cbb508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1869.521521] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a2ac000
[ 1869.521595] RBP: ffffb3adc005fb78 R08: ffff89378678e770 R09: ffff893781194a10
[ 1869.521670] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1869.521745] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 1869.521822] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1869.521897] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1869.521959] CR2: 000055ae9ec00990 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1869.522040] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1869.522116] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1869.522192] PKRU: 55555554
[ 1869.522217] Call Trace:
[ 1869.522243]  <TASK>
[ 1869.522267] ? __warn (kernel/panic.c:748)
[ 1869.522304] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1869.522342] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1869.522379] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1869.522417] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1869.522454] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1869.522491] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1869.522528] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1869.522580] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1869.522621] vlan_device_event (net/8021q/vlan.c:528)
[ 1869.522660] notifier_call_chain (kernel/notifier.c:85)
[ 1869.522697] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1869.522747] cleanup_net (net/core/net_namespace.c:648)
[ 1869.522784] process_one_work (kernel/workqueue.c:3229)
[ 1869.522820] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1869.522858] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1869.522908] kthread (kernel/kthread.c:389)
[ 1869.522944] ? __pfx_kthread (kernel/kthread.c:342)
[ 1869.522980] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1869.523027] ? __pfx_kthread (kernel/kthread.c:342)
[ 1869.523068] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1869.531102] ------------[ cut here ]------------
| [ 1869.531163] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1869.531246] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1869.531689] Tainted: [W]=WARN
[ 1869.531726] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1869.531790] Workqueue: netns cleanup_net
[ 1869.531833] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1869.531883] 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
[ 1869.532062] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1869.532115] RAX: ffff893784cbb508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1869.532189] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a3ea000
[ 1869.532264] RBP: ffffb3adc005fcc0 R08: ffff89378e7c6880 R09: ffff893781194a10
[ 1869.532345] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1869.532421] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 1869.532497] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1869.532577] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1869.532639] CR2: 000055ae9ec00990 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1869.532716] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1869.532789] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1869.532862] PKRU: 55555554
[ 1869.532888] Call Trace:
[ 1869.532913]  <TASK>
[ 1869.532938] ? __warn (kernel/panic.c:748)
[ 1869.532981] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1869.533021] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1869.533062] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1869.533098] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1869.533135] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1869.533173] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1869.533211] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1869.533263] cleanup_net (net/core/net_namespace.c:648)
[ 1869.533300] process_one_work (kernel/workqueue.c:3229)
[ 1869.533338] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1869.533375] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1869.533425] kthread (kernel/kthread.c:389)
[ 1869.533462] ? __pfx_kthread (kernel/kthread.c:342)
[ 1869.533499] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1869.533542] ? __pfx_kthread (kernel/kthread.c:342)
[ 1869.533579] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1869.601237] ------------[ cut here ]------------
| [ 1869.601318] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1869.601380] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1869.601690] Tainted: [W]=WARN
[ 1869.601715] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1869.601757] Workqueue: netns cleanup_net
[ 1869.601789] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1869.601828] 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
[ 1869.601949] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1869.601989] RAX: ffff893784f57508 RBX: 0000000000000000 RCX: ffff89378aae8560
[ 1869.602045] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a357000
[ 1869.602101] RBP: ffffb3adc005fcc0 R08: ffff893784c44c38 R09: ffff893781194a10
[ 1869.602151] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1869.602201] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 1869.602250] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1869.602306] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1869.602351] CR2: 00007f42dacb3000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1869.602403] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1869.602457] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1869.602508] PKRU: 55555554
[ 1869.602525] Call Trace:
[ 1869.602543]  <TASK>
[ 1869.602574] ? __warn (kernel/panic.c:748)
[ 1869.602607] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1869.602633] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1869.602665] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1869.602696] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1869.602721] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1869.602746] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1869.602778] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1869.602819] cleanup_net (net/core/net_namespace.c:648)
[ 1869.602849] process_one_work (kernel/workqueue.c:3229)
[ 1869.602881] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1869.602912] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1869.602951] kthread (kernel/kthread.c:389)
[ 1869.602981] ? __pfx_kthread (kernel/kthread.c:342)
[ 1869.603015] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1869.603046] ? __pfx_kthread (kernel/kthread.c:342)
[ 1869.603071] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1876.741118] ------------[ cut here ]------------
| [ 1876.741166] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1876.741227] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1876.741541] Tainted: [W]=WARN
[ 1876.741571] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1876.741614] Workqueue: netns cleanup_net
[ 1876.741645] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1876.741685] 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
[ 1876.741802] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1876.741841] RAX: ffff893789e39508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1876.741898] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893787930000
[ 1876.741948] RBP: ffffb3adc005fcc0 R08: ffff893782e49cc0 R09: ffff893781194a10
[ 1876.742004] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1876.742059] R13: dead000000000100 R14: ffff893787c91000 R15: 0000000000000000
[ 1876.742111] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1876.742167] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1876.742215] CR2: 000055ae9ec00990 CR3: 000000002d646005 CR4: 0000000000772ef0
[ 1876.742266] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1876.742321] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1876.742372] PKRU: 55555554
[ 1876.742389] Call Trace:
[ 1876.742408]  <TASK>
[ 1876.742431] ? __warn (kernel/panic.c:748)
[ 1876.742463] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1876.742493] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1876.742525] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1876.742556] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1876.742581] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1876.742607] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1876.742639] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1876.742680] cleanup_net (net/core/net_namespace.c:648)
[ 1876.742710] process_one_work (kernel/workqueue.c:3229)
[ 1876.742742] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1876.742772] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1876.742807] kthread (kernel/kthread.c:389)
[ 1876.742837] ? __pfx_kthread (kernel/kthread.c:342)
[ 1876.742863] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1876.742895] ? __pfx_kthread (kernel/kthread.c:342)
[ 1876.742925] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1876.844343] ------------[ cut here ]------------
| [ 1876.844398] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1876.844471] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1876.844783] Tainted: [W]=WARN
[ 1876.844808] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1876.844851] Workqueue: netns cleanup_net
[ 1876.844882] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1876.844931] 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
[ 1876.845073] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1876.845112] RAX: ffff89378322f508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1876.845163] RDX: ffff893784db8000 RSI: 0000000000000000 RDI: dead000000000122
[ 1876.845214] RBP: ffffb3adc005fb78 R08: ffff89378156c6c8 R09: 0000000000000001
[ 1876.845265] R10: ffffffffa1f5f5c8 R11: ffff893781304590 R12: 0000000000000006
[ 1876.845316] R13: ffff89378e95c000 R14: 0000000000000000 R15: 0000000000000000
[ 1876.845368] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1876.845426] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1876.845472] CR2: 000055ae9ec00990 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1876.845524] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1876.845579] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1876.845630] PKRU: 55555554
[ 1876.845647] Call Trace:
[ 1876.845666]  <TASK>
[ 1876.845689] ? __warn (kernel/panic.c:748)
[ 1876.845720] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1876.845752] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1876.845784] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1876.845815] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1876.845840] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1876.845866] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1876.845898] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1876.845939] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1876.845969] vlan_device_event (net/8021q/vlan.c:528)
[ 1876.845995] notifier_call_chain (kernel/notifier.c:85)
[ 1876.846033] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1876.846074] cleanup_net (net/core/net_namespace.c:648)
[ 1876.846104] process_one_work (kernel/workqueue.c:3229)
[ 1876.846136] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1876.846161] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1876.846201] kthread (kernel/kthread.c:389)
[ 1876.846232] ? __pfx_kthread (kernel/kthread.c:342)
[ 1876.846257] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1876.846288] ? __pfx_kthread (kernel/kthread.c:342)
[ 1876.846313] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1876.846589] ------------[ cut here ]------------
| [ 1876.846649] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1876.846707] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1876.847018] Tainted: [W]=WARN
[ 1876.847047] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1876.847090] Workqueue: netns cleanup_net
[ 1876.847121] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1876.847156] 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
[ 1876.847283] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1876.847323] RAX: ffff89378322f508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1876.847374] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937831f9000
[ 1876.847424] RBP: ffffb3adc005fb78 R08: ffff893788b7d220 R09: ffff893781194a10
[ 1876.847475] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1876.847526] R13: dead000000000100 R14: ffff893787c91000 R15: 0000000000000000
[ 1876.847578] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1876.847634] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1876.847676] CR2: 000055ae9ec00990 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1876.847734] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1876.847783] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1876.847834] PKRU: 55555554
[ 1876.847852] Call Trace:
[ 1876.847869]  <TASK>
[ 1876.847886] ? __warn (kernel/panic.c:748)
[ 1876.847917] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1876.847943] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1876.847969] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1876.848003] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1876.848031] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1876.848058] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1876.848095] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1876.848136] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1876.848170] vlan_device_event (net/8021q/vlan.c:528)
[ 1876.848201] notifier_call_chain (kernel/notifier.c:85)
[ 1876.848233] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1876.848273] cleanup_net (net/core/net_namespace.c:648)
[ 1876.848303] process_one_work (kernel/workqueue.c:3229)
[ 1876.848329] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1876.848354] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1876.848389] kthread (kernel/kthread.c:389)
[ 1876.848419] ? __pfx_kthread (kernel/kthread.c:342)
[ 1876.848444] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1876.848470] ? __pfx_kthread (kernel/kthread.c:342)
[ 1876.848495] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1876.860186] ------------[ cut here ]------------
| [ 1876.860258] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1876.860319] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1876.860652] Tainted: [W]=WARN
[ 1876.860677] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1876.860719] Workqueue: netns cleanup_net
[ 1876.860749] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1876.860783] 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
[ 1876.860907] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1876.860946] RAX: ffff89378322f508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1876.860996] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378e95c000
[ 1876.861049] RBP: ffffb3adc005fcc0 R08: ffff893788e43bb0 R09: ffff893781194a10
[ 1876.861102] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1876.861152] R13: dead000000000100 R14: ffff893787c91000 R15: 0000000000000000
[ 1876.861204] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1876.861261] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1876.861307] CR2: 000055ae9ec00990 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1876.861359] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1876.861414] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1876.861464] PKRU: 55555554
[ 1876.861481] Call Trace:
[ 1876.861499]  <TASK>
[ 1876.861522] ? __warn (kernel/panic.c:748)
[ 1876.861551] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1876.861577] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1876.861616] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1876.861646] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1876.861671] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1876.861702] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1876.861734] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1876.861774] cleanup_net (net/core/net_namespace.c:648)
[ 1876.861804] process_one_work (kernel/workqueue.c:3229)
[ 1876.861829] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1876.861854] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1876.861887] kthread (kernel/kthread.c:389)
[ 1876.861921] ? __pfx_kthread (kernel/kthread.c:342)
[ 1876.861946] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1876.861978] ? __pfx_kthread (kernel/kthread.c:342)
[ 1876.862011] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1876.939215] ------------[ cut here ]------------
| [ 1876.939316] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1876.939381] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1876.939692] Tainted: [W]=WARN
[ 1876.939723] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1876.939766] Workqueue: netns cleanup_net
[ 1876.939796] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1876.939834] 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
[ 1876.939953] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1876.939994] RAX: ffff89378899a508 RBX: 0000000000000000 RCX: ffff89378e7f9560
[ 1876.940061] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378322b000
[ 1876.940112] RBP: ffffb3adc005fcc0 R08: ffff893788cce198 R09: ffff893781194a10
[ 1876.940162] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1876.940213] R13: dead000000000100 R14: ffff893787c91000 R15: 0000000000000000
[ 1876.940265] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1876.940321] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1876.940368] CR2: 000055ae9ec00990 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1876.940419] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1876.940474] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1876.940524] PKRU: 55555554
[ 1876.940541] Call Trace:
[ 1876.940560]  <TASK>
[ 1876.940582] ? __warn (kernel/panic.c:748)
[ 1876.940615] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1876.940651] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1876.940683] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1876.940713] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1876.940741] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1876.940767] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1876.940792] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1876.940833] cleanup_net (net/core/net_namespace.c:648)
[ 1876.940864] process_one_work (kernel/workqueue.c:3229)
[ 1876.940895] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1876.940924] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1876.940957] kthread (kernel/kthread.c:389)
[ 1876.940988] ? __pfx_kthread (kernel/kthread.c:342)
[ 1876.941022] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1876.941056] ? __pfx_kthread (kernel/kthread.c:342)
[ 1876.941087] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1883.883300] ------------[ cut here ]------------
| [ 1883.883362] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1883.883423] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1883.883733] Tainted: [W]=WARN
[ 1883.883758] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1883.883806] Workqueue: netns cleanup_net
[ 1883.883836] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1883.883876] 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
[ 1883.884003] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1883.884041] RAX: ffff89378e2de508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1883.884091] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a3eb000
[ 1883.884141] RBP: ffffb3adc005fcc0 R08: ffff8937887a06e8 R09: ffff893781194a10
[ 1883.884191] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1883.884241] R13: dead000000000100 R14: ffff893787c91200 R15: 0000000000000000
[ 1883.884293] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1883.884350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1883.884396] CR2: 000055ae9ec00990 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1883.884447] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1883.884501] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1883.884552] PKRU: 55555554
[ 1883.884569] Call Trace:
[ 1883.884588]  <TASK>
[ 1883.884610] ? __warn (kernel/panic.c:748)
[ 1883.884642] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1883.884667] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1883.884703] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1883.884733] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1883.884758] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1883.884784] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1883.884809] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1883.884850] cleanup_net (net/core/net_namespace.c:648)
[ 1883.884880] process_one_work (kernel/workqueue.c:3229)
[ 1883.884912] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1883.884936] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1883.884970] kthread (kernel/kthread.c:389)
[ 1883.884995] ? __pfx_kthread (kernel/kthread.c:342)
[ 1883.885023] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1883.885056] ? __pfx_kthread (kernel/kthread.c:342)
[ 1883.885081] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1883.947101] ------------[ cut here ]------------
| [ 1883.947174] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1883.947255] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1883.947697] Tainted: [W]=WARN
[ 1883.947733] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1883.947796] Workqueue: netns cleanup_net
[ 1883.947841] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1883.947890] 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
[ 1883.948081] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1883.948133] RAX: ffff893784cb8508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1883.948208] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378aebf000
[ 1883.948282] RBP: ffffb3adc005fcc0 R08: ffff8937832da5d8 R09: ffff893781194a10
[ 1883.948357] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1883.948432] R13: dead000000000100 R14: ffff893787c91200 R15: 0000000000000000
[ 1883.948509] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1883.948591] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1883.948650] CR2: 000055ae9ec00990 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1883.948726] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1883.948799] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1883.948874] PKRU: 55555554
[ 1883.948900] Call Trace:
[ 1883.948926]  <TASK>
[ 1883.948950] ? __warn (kernel/panic.c:748)
[ 1883.948993] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1883.949034] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1883.949082] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1883.949127] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1883.949164] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1883.949201] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1883.949238] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1883.949295] cleanup_net (net/core/net_namespace.c:648)
[ 1883.949340] process_one_work (kernel/workqueue.c:3229)
[ 1883.949378] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1883.949415] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1883.949463] kthread (kernel/kthread.c:389)
[ 1883.949508] ? __pfx_kthread (kernel/kthread.c:342)
[ 1883.949545] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1883.949591] ? __pfx_kthread (kernel/kthread.c:342)
[ 1883.949628] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1884.036205] ------------[ cut here ]------------
| [ 1884.036297] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1884.036378] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1884.036820] Tainted: [W]=WARN
[ 1884.036856] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1884.036919] Workqueue: netns cleanup_net
[ 1884.036963] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1884.037019] 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
[ 1884.037203] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1884.037253] RAX: ffff893787935508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1884.037329] RDX: ffff8937874a90c0 RSI: 0000000000000000 RDI: dead000000000122
[ 1884.037405] RBP: ffffb3adc005fb78 R08: ffff893784a76d90 R09: 0000000000000001
[ 1884.037480] R10: ffffffffa1f5f5e0 R11: 0000000000000000 R12: 0000000000000006
[ 1884.037555] R13: ffff893787ab7000 R14: 0000000000000000 R15: 0000000000000000
[ 1884.037632] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1884.037715] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1884.037776] CR2: 000055ae9ec00990 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1884.037853] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1884.037927] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1884.038007] PKRU: 55555554
[ 1884.038041] Call Trace:
[ 1884.038072]  <TASK>
[ 1884.038097] ? __warn (kernel/panic.c:748)
[ 1884.038149] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1884.038186] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1884.038232] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1884.038277] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1884.038314] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1884.038352] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1884.038390] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1884.038447] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1884.038492] vlan_device_event (net/8021q/vlan.c:528)
[ 1884.038530] notifier_call_chain (kernel/notifier.c:85)
[ 1884.038575] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1884.038627] cleanup_net (net/core/net_namespace.c:648)
[ 1884.038665] process_one_work (kernel/workqueue.c:3229)
[ 1884.038701] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1884.038746] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1884.038794] kthread (kernel/kthread.c:389)
[ 1884.038831] ? __pfx_kthread (kernel/kthread.c:342)
[ 1884.038867] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1884.038912] ? __pfx_kthread (kernel/kthread.c:342)
[ 1884.038949] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1884.057096] ------------[ cut here ]------------
| [ 1884.057147] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1884.057204] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1884.057509] Tainted: [W]=WARN
[ 1884.057534] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1884.057577] Workqueue: netns cleanup_net
[ 1884.057607] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1884.057647] 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
[ 1884.057767] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1884.057806] RAX: ffff89378e95d508 RBX: 0000000000000000 RCX: ffff89378ac1c560
[ 1884.057862] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893787ab7000
[ 1884.057932] RBP: ffffb3adc005fcc0 R08: ffff89378e910e58 R09: ffff893781194a10
[ 1884.058006] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1884.058082] R13: dead000000000100 R14: ffff893787c91200 R15: 0000000000000000
[ 1884.058152] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1884.058226] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1884.058288] CR2: 000055ae9ec00990 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1884.058356] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1884.058422] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1884.058490] PKRU: 55555554
[ 1884.058512] Call Trace:
[ 1884.058535]  <TASK>
[ 1884.058557] ? __warn (kernel/panic.c:748)
[ 1884.058597] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1884.058630] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1884.058671] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1884.058711] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1884.058745] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1884.058779] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1884.058819] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1884.058871] cleanup_net (net/core/net_namespace.c:648)
[ 1884.058911] process_one_work (kernel/workqueue.c:3229)
[ 1884.058944] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1884.058985] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1884.059032] kthread (kernel/kthread.c:389)
[ 1884.059068] ? __pfx_kthread (kernel/kthread.c:342)
[ 1884.059101] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1884.059142] ? __pfx_kthread (kernel/kthread.c:342)
[ 1884.059175] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1890.969137] ------------[ cut here ]------------
| [ 1890.969183] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1890.969245] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1890.969560] Tainted: [W]=WARN
[ 1890.969586] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1890.969629] Workqueue: netns cleanup_net
[ 1890.969667] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1890.969701] 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
[ 1890.969827] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1890.969867] RAX: ffff8937953cf508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1890.969917] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378874a000
[ 1890.969969] RBP: ffffb3adc005fcc0 R08: ffff8937953d62a8 R09: ffff893781194a10
[ 1890.970031] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1890.970086] R13: dead000000000100 R14: ffff89378ade8800 R15: 0000000000000000
[ 1890.970140] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1890.970198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1890.970245] CR2: 000055ae9ec00990 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 1890.970298] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1890.970355] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1890.970406] PKRU: 55555554
[ 1890.970423] Call Trace:
[ 1890.970449]  <TASK>
[ 1890.970476] ? __warn (kernel/panic.c:748)
[ 1890.970508] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1890.970540] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1890.970571] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1890.970604] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1890.970630] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1890.970662] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1890.970688] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1890.970730] cleanup_net (net/core/net_namespace.c:648)
[ 1890.970762] process_one_work (kernel/workqueue.c:3229)
[ 1890.970789] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1890.970815] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1890.970849] kthread (kernel/kthread.c:389)
[ 1890.970883] ? __pfx_kthread (kernel/kthread.c:342)
[ 1890.970916] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1890.970947] ? __pfx_kthread (kernel/kthread.c:342)
[ 1890.970973] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1891.036208] ------------[ cut here ]------------
| [ 1891.036256] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1891.036318] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1891.036616] Tainted: [W]=WARN
[ 1891.036640] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1891.036687] Workqueue: netns cleanup_net
[ 1891.036717] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1891.036756] 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
[ 1891.036876] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1891.036915] RAX: ffff89378e11c508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1891.036963] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378874d000
[ 1891.037018] RBP: ffffb3adc005fcc0 R08: ffff893787d8f000 R09: ffff893781194a10
[ 1891.037073] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1891.037120] R13: dead000000000100 R14: ffff89378ade8800 R15: 0000000000000000
[ 1891.037171] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1891.037225] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1891.037270] CR2: 00007f1e391c2270 CR3: 0000000008238005 CR4: 0000000000772ef0
[ 1891.037326] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1891.037380] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1891.037435] PKRU: 55555554
[ 1891.037451] Call Trace:
[ 1891.037468]  <TASK>
[ 1891.037491] ? __warn (kernel/panic.c:748)
[ 1891.037523] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1891.037552] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1891.037583] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1891.037614] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1891.037643] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1891.037675] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1891.037705] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1891.037745] cleanup_net (net/core/net_namespace.c:648)
[ 1891.037775] process_one_work (kernel/workqueue.c:3229)
[ 1891.037805] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1891.037829] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1891.037867] kthread (kernel/kthread.c:389)
[ 1891.037892] ? __pfx_kthread (kernel/kthread.c:342)
[ 1891.037916] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1891.037946] ? __pfx_kthread (kernel/kthread.c:342)
[ 1891.037971] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1891.160156] ------------[ cut here ]------------
| [ 1891.160216] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1891.160273] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1891.160597] Tainted: [W]=WARN
[ 1891.160622] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1891.160665] Workqueue: netns cleanup_net
[ 1891.160697] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1891.160737] 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
[ 1891.160873] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1891.160913] RAX: ffff893783228508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1891.160964] RDX: ffff8937874a8000 RSI: 0000000000000000 RDI: dead000000000122
[ 1891.161020] RBP: ffffb3adc005fb78 R08: ffff893784a3bb40 R09: 0000000000000001
[ 1891.161077] R10: ffffffffa1f5f598 R11: 0000000000000000 R12: 0000000000000006
[ 1891.161128] R13: ffff8937866be000 R14: 0000000000000000 R15: 0000000000000000
[ 1891.161181] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1891.161239] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1891.161285] CR2: 00007f8929787440 CR3: 0000000008238006 CR4: 0000000000772ef0
[ 1891.161338] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1891.161405] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1891.161457] PKRU: 55555554
[ 1891.161473] Call Trace:
[ 1891.161492]  <TASK>
[ 1891.161515] ? __warn (kernel/panic.c:748)
[ 1891.161548] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1891.161574] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1891.161606] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1891.161637] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1891.161663] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1891.161689] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1891.161721] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1891.161762] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1891.161801] vlan_device_event (net/8021q/vlan.c:528)
[ 1891.161829] notifier_call_chain (kernel/notifier.c:85)
[ 1891.161862] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1891.161902] cleanup_net (net/core/net_namespace.c:648)
[ 1891.161933] process_one_work (kernel/workqueue.c:3229)
[ 1891.161965] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1891.161990] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1891.162027] kthread (kernel/kthread.c:389)
[ 1891.162055] ? __pfx_kthread (kernel/kthread.c:342)
[ 1891.162081] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1891.162122] ? __pfx_kthread (kernel/kthread.c:342)
[ 1891.162150] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1891.185080] ------------[ cut here ]------------
| [ 1891.185220] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1891.185283] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1891.185603] Tainted: [W]=WARN
[ 1891.185628] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1891.185671] Workqueue: netns cleanup_net
[ 1891.185703] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1891.185742] 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
[ 1891.185866] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1891.185906] RAX: ffff893784fb1508 RBX: 0000000000000000 RCX: ffff893788a6c560
[ 1891.185957] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937866be000
[ 1891.186014] RBP: ffffb3adc005fcc0 R08: ffff893783264e58 R09: ffff893781194a10
[ 1891.186070] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1891.186121] R13: dead000000000100 R14: ffff89378ade8800 R15: 0000000000000000
[ 1891.186174] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1891.186231] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1891.186278] CR2: 00007f8929787440 CR3: 0000000008238006 CR4: 0000000000772ef0
[ 1891.186331] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1891.186386] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1891.186437] PKRU: 55555554
[ 1891.186454] Call Trace:
[ 1891.186472]  <TASK>
[ 1891.186489] ? __warn (kernel/panic.c:748)
[ 1891.186520] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1891.186551] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1891.186583] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1891.186614] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1891.186639] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1891.186665] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1891.186691] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1891.186732] cleanup_net (net/core/net_namespace.c:648)
[ 1891.186762] process_one_work (kernel/workqueue.c:3229)
[ 1891.186788] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1891.186813] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1891.186848] kthread (kernel/kthread.c:389)
[ 1891.186879] ? __pfx_kthread (kernel/kthread.c:342)
[ 1891.186904] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1891.186937] ? __pfx_kthread (kernel/kthread.c:342)
[ 1891.186963] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1901.249255] ------------[ cut here ]------------
| [ 1901.249316] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1901.249375] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1901.249715] Tainted: [W]=WARN
[ 1901.249739] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1901.249782] Workqueue: netns cleanup_net
[ 1901.249813] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1901.249853] 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
[ 1901.249990] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1901.250032] RAX: ffff8937876c9508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1901.250086] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937891df000
[ 1901.250136] RBP: ffffb3adc005fcc0 R08: ffff89378e7d76e8 R09: ffff893781194a10
[ 1901.250187] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1901.250237] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 1901.250290] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1901.250344] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1901.250392] CR2: 000055ae9ec00990 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1901.250444] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1901.250498] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1901.250560] PKRU: 55555554
[ 1901.250577] Call Trace:
[ 1901.250595]  <TASK>
[ 1901.250618] ? __warn (kernel/panic.c:748)
[ 1901.250651] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1901.250683] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1901.250718] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1901.250750] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1901.250775] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1901.250806] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1901.250831] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1901.250871] cleanup_net (net/core/net_namespace.c:648)
[ 1901.250902] process_one_work (kernel/workqueue.c:3229)
[ 1901.250934] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1901.250965] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1901.251003] kthread (kernel/kthread.c:389)
[ 1901.251035] ? __pfx_kthread (kernel/kthread.c:342)
[ 1901.251061] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1901.251093] ? __pfx_kthread (kernel/kthread.c:342)
[ 1901.251123] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1901.339353] ------------[ cut here ]------------
| [ 1901.339406] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1901.339468] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1901.339778] Tainted: [W]=WARN
[ 1901.339809] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1901.339862] Workqueue: netns cleanup_net
[ 1901.339892] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1901.339932] 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
[ 1901.340062] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1901.340102] RAX: ffff893789e3e508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1901.340153] RDX: ffff893784d8d3c0 RSI: 0000000000000000 RDI: dead000000000122
[ 1901.340204] RBP: ffffb3adc005fb78 R08: ffff8937817d2900 R09: 0000000000000001
[ 1901.340254] R10: ffffffffa1f5f5b0 R11: 0000000000000001 R12: 0000000000000006
[ 1901.340305] R13: ffff8937891dc000 R14: 0000000000000000 R15: 0000000000000000
[ 1901.340360] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1901.340421] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1901.340468] CR2: 000055ae9ec00990 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1901.340520] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1901.340569] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1901.340620] PKRU: 55555554
[ 1901.340637] Call Trace:
[ 1901.340656]  <TASK>
[ 1901.340678] ? __warn (kernel/panic.c:748)
[ 1901.340719] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1901.340749] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1901.340781] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1901.340812] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1901.340837] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1901.340863] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1901.340894] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1901.340934] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1901.340964] vlan_device_event (net/8021q/vlan.c:528)
[ 1901.340990] notifier_call_chain (kernel/notifier.c:85)
[ 1901.341024] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1901.341066] cleanup_net (net/core/net_namespace.c:648)
[ 1901.341096] process_one_work (kernel/workqueue.c:3229)
[ 1901.341128] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1901.341158] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1901.341192] kthread (kernel/kthread.c:389)
[ 1901.341223] ? __pfx_kthread (kernel/kthread.c:342)
[ 1901.341255] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1901.341289] ? __pfx_kthread (kernel/kthread.c:342)
[ 1901.341315] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1901.341654] ------------[ cut here ]------------
| [ 1901.341698] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1901.341754] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1901.342098] Tainted: [W]=WARN
[ 1901.342123] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1901.342166] Workqueue: netns cleanup_net
[ 1901.342198] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1901.342237] 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
[ 1901.342362] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1901.342401] RAX: ffff893789e3e508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1901.342452] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893786543000
[ 1901.342512] RBP: ffffb3adc005fb78 R08: ffff89378e266990 R09: ffff893781194a10
[ 1901.342563] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1901.342613] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 1901.342665] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1901.342728] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1901.342775] CR2: 000055ae9ec00990 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1901.342827] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1901.342886] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1901.342946] PKRU: 55555554
[ 1901.342963] Call Trace:
[ 1901.342980]  <TASK>
[ 1901.343002] ? __warn (kernel/panic.c:748)
[ 1901.343034] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1901.343059] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1901.343085] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1901.343117] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1901.343142] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1901.343168] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1901.343199] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1901.343239] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1901.343271] vlan_device_event (net/8021q/vlan.c:528)
[ 1901.343302] notifier_call_chain (kernel/notifier.c:85)
[ 1901.343334] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1901.343384] cleanup_net (net/core/net_namespace.c:648)
[ 1901.343414] process_one_work (kernel/workqueue.c:3229)
[ 1901.343440] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1901.343465] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1901.343500] kthread (kernel/kthread.c:389)
[ 1901.343530] ? __pfx_kthread (kernel/kthread.c:342)
[ 1901.343562] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1901.343588] ? __pfx_kthread (kernel/kthread.c:342)
[ 1901.343613] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1901.352140] ------------[ cut here ]------------
| [ 1901.352193] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1901.352255] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1901.352581] Tainted: [W]=WARN
[ 1901.352612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1901.352655] Workqueue: netns cleanup_net
[ 1901.352686] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1901.352726] 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
[ 1901.352850] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1901.352890] RAX: ffff893789e3e508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1901.352946] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937891dc000
[ 1901.352998] RBP: ffffb3adc005fcc0 R08: ffff8937888535d8 R09: ffff893781194a10
[ 1901.353061] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1901.353112] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 1901.353165] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1901.353221] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1901.353268] CR2: 000055ae9ec00990 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1901.353320] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1901.353375] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1901.353426] PKRU: 55555554
[ 1901.353443] Call Trace:
[ 1901.353461]  <TASK>
[ 1901.353478] ? __warn (kernel/panic.c:748)
[ 1901.353508] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1901.353534] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1901.353565] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1901.353596] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1901.353622] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1901.353653] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1901.353685] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1901.353725] cleanup_net (net/core/net_namespace.c:648)
[ 1901.353756] process_one_work (kernel/workqueue.c:3229)
[ 1901.353788] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1901.353813] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1901.353846] kthread (kernel/kthread.c:389)
[ 1901.353879] ? __pfx_kthread (kernel/kthread.c:342)
[ 1901.353909] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1901.353941] ? __pfx_kthread (kernel/kthread.c:342)
[ 1901.353972] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1901.439119] ------------[ cut here ]------------
| [ 1901.439187] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1901.439249] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1901.439563] Tainted: [W]=WARN
[ 1901.439588] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1901.439631] Workqueue: netns cleanup_net
[ 1901.439662] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1901.439702] 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
[ 1901.439827] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1901.439867] RAX: ffff89378a79a508 RBX: 0000000000000000 RCX: ffff89378b0e7560
[ 1901.439918] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937866bf000
[ 1901.439969] RBP: ffffb3adc005fcc0 R08: ffff8937865fe110 R09: ffff893781194a10
[ 1901.440025] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1901.440082] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 1901.440136] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1901.440193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1901.440241] CR2: 00007f1683b48440 CR3: 0000000008ba6005 CR4: 0000000000772ef0
[ 1901.440298] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1901.440354] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1901.440405] PKRU: 55555554
[ 1901.440423] Call Trace:
[ 1901.440441]  <TASK>
[ 1901.440458] ? __warn (kernel/panic.c:748)
[ 1901.440493] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1901.440524] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1901.440557] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1901.440587] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1901.440613] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1901.440639] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1901.440671] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1901.440712] cleanup_net (net/core/net_namespace.c:648)
[ 1901.440743] process_one_work (kernel/workqueue.c:3229)
[ 1901.440775] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1901.440806] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1901.440840] kthread (kernel/kthread.c:389)
[ 1901.440872] ? __pfx_kthread (kernel/kthread.c:342)
[ 1901.440898] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1901.440929] ? __pfx_kthread (kernel/kthread.c:342)
[ 1901.440955] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1911.466172] ------------[ cut here ]------------
| [ 1911.466244] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1911.466312] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1911.466614] Tainted: [W]=WARN
[ 1911.466653] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1911.466706] Workqueue: netns cleanup_net
[ 1911.466747] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1911.466796] 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
[ 1911.466916] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1911.466962] RAX: ffff893781b33508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1911.467034] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937953c9000
[ 1911.467105] RBP: ffffb3adc005fcc0 R08: ffff89378a47bb28 R09: ffff893781194a10
[ 1911.467182] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1911.467250] R13: dead000000000100 R14: ffff89379539ee00 R15: 0000000000000000
[ 1911.467319] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1911.467395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1911.467457] CR2: 00007f67f2b26270 CR3: 0000000008ace002 CR4: 0000000000772ef0
[ 1911.467533] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1911.467606] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1911.467668] PKRU: 55555554
[ 1911.467713] Call Trace:
[ 1911.467745]  <TASK>
[ 1911.467787] ? __warn (kernel/panic.c:748)
[ 1911.467836] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1911.467889] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1911.467943] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1911.467993] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1911.468040] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1911.468087] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1911.468131] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1911.468197] cleanup_net (net/core/net_namespace.c:648)
[ 1911.468243] process_one_work (kernel/workqueue.c:3229)
[ 1911.468289] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1911.468328] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1911.468374] kthread (kernel/kthread.c:389)
[ 1911.468414] ? __pfx_kthread (kernel/kthread.c:342)
[ 1911.468461] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1911.468503] ? __pfx_kthread (kernel/kthread.c:342)
[ 1911.468565] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1911.580294] ------------[ cut here ]------------
| [ 1911.580375] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1911.580443] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1911.580746] Tainted: [W]=WARN
[ 1911.580784] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1911.580837] Workqueue: netns cleanup_net
[ 1911.580881] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1911.580927] 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
[ 1911.581056] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1911.581104] RAX: ffff89378aaeb508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1911.581164] RDX: ffff8937874aa180 RSI: 0000000000000000 RDI: dead000000000122
[ 1911.581225] RBP: ffffb3adc005fb78 R08: ffff893784a9d478 R09: 0000000000000001
[ 1911.581288] R10: ffffffffa1f5f5c8 R11: 0000000000000000 R12: 0000000000000006
[ 1911.581347] R13: ffff893781b30000 R14: 0000000000000000 R15: 0000000000000000
[ 1911.581411] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1911.581472] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1911.581527] CR2: 00007f0d051ba000 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1911.581589] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1911.581650] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1911.581712] PKRU: 55555554
[ 1911.581742] Call Trace:
[ 1911.581773]  <TASK>
[ 1911.581807] ? __warn (kernel/panic.c:748)
[ 1911.581848] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1911.581887] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1911.581929] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1911.581969] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1911.582015] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1911.582055] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1911.582093] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1911.582143] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1911.582184] vlan_device_event (net/8021q/vlan.c:528)
[ 1911.582226] notifier_call_chain (kernel/notifier.c:85)
[ 1911.582268] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1911.582314] cleanup_net (net/core/net_namespace.c:648)
[ 1911.582356] process_one_work (kernel/workqueue.c:3229)
[ 1911.582395] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1911.582433] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1911.582481] kthread (kernel/kthread.c:389)
[ 1911.582520] ? __pfx_kthread (kernel/kthread.c:342)
[ 1911.582560] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1911.582601] ? __pfx_kthread (kernel/kthread.c:342)
[ 1911.582639] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1911.605154] ------------[ cut here ]------------
| [ 1911.605317] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1911.605386] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1911.605685] Tainted: [W]=WARN
[ 1911.605726] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1911.605780] Workqueue: netns cleanup_net
[ 1911.605824] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1911.605871] 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
[ 1911.605992] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1911.606048] RAX: ffff89378aa5b508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1911.606109] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893781b30000
[ 1911.606172] RBP: ffffb3adc005fcc0 R08: ffff89378ae65088 R09: ffff893781194a10
[ 1911.606232] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1911.606293] R13: dead000000000100 R14: ffff893786400b00 R15: 0000000000000000
[ 1911.606356] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1911.606420] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1911.606475] CR2: 00007f0d051ba000 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1911.606536] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1911.606598] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1911.606658] PKRU: 55555554
[ 1911.606691] Call Trace:
[ 1911.606721]  <TASK>
[ 1911.606752] ? __warn (kernel/panic.c:748)
[ 1911.606795] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1911.606834] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1911.606874] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1911.606916] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1911.606955] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1911.607004] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1911.607044] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1911.607094] cleanup_net (net/core/net_namespace.c:648)
[ 1911.607135] process_one_work (kernel/workqueue.c:3229)
[ 1911.607175] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1911.607215] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1911.607262] kthread (kernel/kthread.c:389)
[ 1911.607303] ? __pfx_kthread (kernel/kthread.c:342)
[ 1911.607343] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1911.607384] ? __pfx_kthread (kernel/kthread.c:342)
[ 1911.607425] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1911.688156] ------------[ cut here ]------------
| [ 1911.688247] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1911.688314] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1911.688619] Tainted: [W]=WARN
[ 1911.688658] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1911.688712] Workqueue: netns cleanup_net
[ 1911.688756] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1911.688802] 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
[ 1911.688923] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1911.688971] RAX: ffff893783300508 RBX: 0000000000000000 RCX: ffff893781b37560
[ 1911.689040] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a476000
[ 1911.689100] RBP: ffffb3adc005fcc0 R08: ffff89378a3d4bb0 R09: ffff893781194a10
[ 1911.689162] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1911.689221] R13: dead000000000100 R14: ffff893786400e00 R15: 0000000000000000
[ 1911.689284] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1911.689346] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1911.689402] CR2: 00007fa759b02000 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1911.689465] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1911.689525] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1911.689587] PKRU: 55555554
[ 1911.689617] Call Trace:
[ 1911.689648]  <TASK>
[ 1911.689682] ? __warn (kernel/panic.c:748)
[ 1911.689724] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1911.689763] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1911.689806] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1911.689852] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1911.689892] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1911.689933] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1911.689972] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1911.690025] cleanup_net (net/core/net_namespace.c:648)
[ 1911.690065] process_one_work (kernel/workqueue.c:3229)
[ 1911.690107] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1911.690145] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1911.690191] kthread (kernel/kthread.c:389)
[ 1911.690233] ? __pfx_kthread (kernel/kthread.c:342)
[ 1911.690271] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1911.690314] ? __pfx_kthread (kernel/kthread.c:342)
[ 1911.690353] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1919.027141] ------------[ cut here ]------------
| [ 1919.027200] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1919.027259] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1919.027618] Tainted: [W]=WARN
[ 1919.027651] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1919.027694] Workqueue: netns cleanup_net
[ 1919.027726] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1919.027765] 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
[ 1919.027907] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1919.027948] RAX: ffff89378aa29508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1919.028003] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893784c4f000
[ 1919.028056] RBP: ffffb3adc005fcc0 R08: ffff89378754e2a8 R09: ffff893781194a10
[ 1919.028107] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1919.028158] R13: dead000000000100 R14: ffff893787c91a00 R15: 0000000000000000
[ 1919.028217] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1919.028273] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1919.028335] CR2: 000055ae9ec00990 CR3: 000000002d646002 CR4: 0000000000772ef0
[ 1919.028411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1919.028464] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1919.028515] PKRU: 55555554
[ 1919.028532] Call Trace:
[ 1919.028550]  <TASK>
[ 1919.028568] ? __warn (kernel/panic.c:748)
[ 1919.028601] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1919.028627] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1919.028667] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1919.028712] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1919.028749] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1919.028788] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1919.028816] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1919.028857] cleanup_net (net/core/net_namespace.c:648)
[ 1919.028891] process_one_work (kernel/workqueue.c:3229)
[ 1919.028929] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1919.028964] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1919.029002] kthread (kernel/kthread.c:389)
[ 1919.029035] ? __pfx_kthread (kernel/kthread.c:342)
[ 1919.029061] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1919.029093] ? __pfx_kthread (kernel/kthread.c:342)
[ 1919.029123] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1919.118320] ------------[ cut here ]------------
| [ 1919.118411] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1919.118501] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1919.118945] Tainted: [W]=WARN
[ 1919.118982] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1919.119051] Workqueue: netns cleanup_net
[ 1919.119096] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1919.119146] 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
[ 1919.119329] RSP: 0000:ffffb3adc005fc48 EFLAGS: 00010283
[ 1919.119381] RAX: ffff89378aae8508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1919.119458] RDX: ffff893784d8a180 RSI: 0000000000000000 RDI: dead000000000122
[ 1919.119534] RBP: ffffb3adc005fb78 R08: ffff8937849bed90 R09: 0000000000000001
[ 1919.119611] R10: ffffffffa1f5f5e0 R11: 0000000000000001 R12: 0000000000000006
[ 1919.119689] R13: ffff893789e2e000 R14: 0000000000000000 R15: 0000000000000000
[ 1919.119769] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1919.119853] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1919.119915] CR2: 0000000000483978 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1919.119992] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1919.120072] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1919.120159] PKRU: 55555554
[ 1919.120176] Call Trace:
[ 1919.120195]  <TASK>
[ 1919.120218] ? __warn (kernel/panic.c:748)
[ 1919.120252] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1919.120277] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1919.120310] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1919.120353] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1919.120390] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1919.120420] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1919.120450] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1919.120492] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1919.120525] vlan_device_event (net/8021q/vlan.c:528)
[ 1919.120564] notifier_call_chain (kernel/notifier.c:85)
[ 1919.120609] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1919.120657] cleanup_net (net/core/net_namespace.c:648)
[ 1919.120689] process_one_work (kernel/workqueue.c:3229)
[ 1919.120720] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1919.120756] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1919.120806] kthread (kernel/kthread.c:389)
[ 1919.120844] ? __pfx_kthread (kernel/kthread.c:342)
[ 1919.120870] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1919.120912] ? __pfx_kthread (kernel/kthread.c:342)
[ 1919.120947] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1919.121347] ------------[ cut here ]------------
| [ 1919.121414] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1919.121498] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1919.121955] Tainted: [W]=WARN
[ 1919.121993] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1919.122061] Workqueue: netns cleanup_net
[ 1919.122105] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1919.122157] 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
[ 1919.122362] RSP: 0000:ffffb3adc005fc48 EFLAGS: 00010283
[ 1919.122421] RAX: ffff89378aae8508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1919.122496] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893784c48000
[ 1919.122575] RBP: ffffb3adc005fb78 R08: ffff89378e2ffbb0 R09: ffff893781194a10
[ 1919.122652] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1919.122728] R13: dead000000000100 R14: ffff893787c91a00 R15: 0000000000000000
[ 1919.122809] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1919.122884] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1919.122945] CR2: 0000000000483978 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1919.123027] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1919.123105] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1919.123182] PKRU: 55555554
[ 1919.123210] Call Trace:
[ 1919.123237]  <TASK>
[ 1919.123261] ? __warn (kernel/panic.c:748)
[ 1919.123300] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1919.123339] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1919.123378] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1919.123416] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1919.123454] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1919.123492] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1919.123530] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1919.123583] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1919.123629] vlan_device_event (net/8021q/vlan.c:528)
[ 1919.123668] notifier_call_chain (kernel/notifier.c:85)
[ 1919.123705] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1919.123757] cleanup_net (net/core/net_namespace.c:648)
[ 1919.123802] process_one_work (kernel/workqueue.c:3229)
[ 1919.123841] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1919.123879] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1919.123930] kthread (kernel/kthread.c:389)
[ 1919.123967] ? __pfx_kthread (kernel/kthread.c:342)
[ 1919.124008] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1919.124054] ? __pfx_kthread (kernel/kthread.c:342)
[ 1919.124092] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1919.130138] ------------[ cut here ]------------
| [ 1919.130185] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1919.130244] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1919.130554] Tainted: [W]=WARN
[ 1919.130584] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1919.130628] Workqueue: netns cleanup_net
[ 1919.130665] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1919.130715] 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
[ 1919.130859] RSP: 0000:ffffb3adc005fd78 EFLAGS: 00010283
[ 1919.130908] RAX: ffff89378aae8508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1919.130984] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893789e2e000
[ 1919.131039] RBP: ffffb3adc005fcc0 R08: ffff893787933880 R09: ffff893781194a10
[ 1919.131097] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1919.131148] R13: dead000000000100 R14: ffff893787c91a00 R15: 0000000000000000
[ 1919.131200] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1919.131257] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1919.131304] CR2: 0000000000483978 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1919.131369] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1919.131443] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1919.131503] PKRU: 55555554
[ 1919.131520] Call Trace:
[ 1919.131537]  <TASK>
[ 1919.131555] ? __warn (kernel/panic.c:748)
[ 1919.131600] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1919.131640] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1919.131668] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1919.131699] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1919.131724] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1919.131754] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1919.131792] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1919.131850] cleanup_net (net/core/net_namespace.c:648)
[ 1919.131887] process_one_work (kernel/workqueue.c:3229)
[ 1919.131924] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1919.131961] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1919.132015] kthread (kernel/kthread.c:389)
[ 1919.132059] ? __pfx_kthread (kernel/kthread.c:342)
[ 1919.132083] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1919.132119] ? __pfx_kthread (kernel/kthread.c:342)
[ 1919.132156] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1919.205135] ------------[ cut here ]------------
| [ 1919.205204] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1919.205266] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1919.205639] Tainted: [W]=WARN
[ 1919.205663] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1919.205717] Workqueue: netns cleanup_net
[ 1919.205770] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1919.205821] 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
[ 1919.205986] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1919.206040] RAX: ffff89378e11b508 RBX: 0000000000000000 RCX: ffff89378b0e1560
[ 1919.206123] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937864c3000
[ 1919.206200] RBP: ffffb3adc005fcc0 R08: ffff89378a46b5d8 R09: ffff893781194a10
[ 1919.206278] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1919.206356] R13: dead000000000100 R14: ffff893787c91a00 R15: 0000000000000000
[ 1919.206437] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1919.206520] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1919.206583] CR2: 000055ae9ec00990 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1919.206661] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1919.206736] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1919.206811] PKRU: 55555554
[ 1919.206836] Call Trace:
[ 1919.206862]  <TASK>
[ 1919.206886] ? __warn (kernel/panic.c:748)
[ 1919.206929] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1919.206966] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1919.207017] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1919.207062] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1919.207101] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1919.207140] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1919.207179] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1919.207236] cleanup_net (net/core/net_namespace.c:648)
[ 1919.207274] process_one_work (kernel/workqueue.c:3229)
[ 1919.207313] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1919.207351] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1919.207404] kthread (kernel/kthread.c:389)
[ 1919.207442] ? __pfx_kthread (kernel/kthread.c:342)
[ 1919.207481] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1919.207520] ? __pfx_kthread (kernel/kthread.c:342)
[ 1919.207559] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1926.515079] ------------[ cut here ]------------
| [ 1926.515135] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1926.515195] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1926.515505] Tainted: [W]=WARN
[ 1926.515530] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1926.515573] Workqueue: netns cleanup_net
[ 1926.515605] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1926.515644] 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
[ 1926.515768] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1926.515807] RAX: ffff89378667a508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1926.515858] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893783181000
[ 1926.515923] RBP: ffffb3adc005fcc0 R08: ffff893789093440 R09: ffff893781194a10
[ 1926.516004] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1926.516082] R13: dead000000000100 R14: ffff89378850bf00 R15: 0000000000000000
[ 1926.516141] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1926.516197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1926.516245] CR2: 00007ffdaa861f08 CR3: 0000000008a80005 CR4: 0000000000772ef0
[ 1926.516299] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1926.516354] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1926.516406] PKRU: 55555554
[ 1926.516423] Call Trace:
[ 1926.516441]  <TASK>
[ 1926.516464] ? __warn (kernel/panic.c:748)
[ 1926.516497] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1926.516523] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1926.516555] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1926.516585] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1926.516611] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1926.516637] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1926.516662] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1926.516703] cleanup_net (net/core/net_namespace.c:648)
[ 1926.516735] process_one_work (kernel/workqueue.c:3229)
[ 1926.516766] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1926.516791] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1926.516825] kthread (kernel/kthread.c:389)
[ 1926.516858] ? __pfx_kthread (kernel/kthread.c:342)
[ 1926.516894] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1926.516929] ? __pfx_kthread (kernel/kthread.c:342)
[ 1926.516954] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1926.570138] ------------[ cut here ]------------
| [ 1926.570190] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1926.570255] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1926.570654] Tainted: [W]=WARN
[ 1926.570680] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1926.570723] Workqueue: netns cleanup_net
[ 1926.570755] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1926.570796] 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
[ 1926.570933] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1926.570976] RAX: ffff8937831fc508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1926.571028] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788c46000
[ 1926.571084] RBP: ffffb3adc005fcc0 R08: ffff89378799bb28 R09: ffff893781194a10
[ 1926.571136] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1926.571187] R13: dead000000000100 R14: ffff89378850bf00 R15: 0000000000000000
[ 1926.571240] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1926.571297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1926.571359] CR2: 00007f453557f000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1926.571439] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1926.571498] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1926.571551] PKRU: 55555554
[ 1926.571568] Call Trace:
[ 1926.571586]  <TASK>
[ 1926.571604] ? __warn (kernel/panic.c:748)
[ 1926.571640] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1926.571666] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1926.571699] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1926.571731] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1926.571757] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1926.571784] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1926.571816] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1926.571867] cleanup_net (net/core/net_namespace.c:648)
[ 1926.571912] process_one_work (kernel/workqueue.c:3229)
[ 1926.571970] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1926.572011] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1926.572050] kthread (kernel/kthread.c:389)
[ 1926.572085] ? __pfx_kthread (kernel/kthread.c:342)
[ 1926.572111] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1926.572143] ? __pfx_kthread (kernel/kthread.c:342)
[ 1926.572168] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1926.647357] ------------[ cut here ]------------
| [ 1926.647431] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1926.647490] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1926.647822] Tainted: [W]=WARN
[ 1926.647858] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1926.647922] Workqueue: netns cleanup_net
[ 1926.647965] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1926.648018] 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
[ 1926.648144] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1926.648194] RAX: ffff8937831de508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1926.648264] RDX: ffff893784dbc300 RSI: 0000000000000000 RDI: dead000000000122
[ 1926.648315] RBP: ffffb3adc005fb78 R08: ffff893784a46228 R09: 0000000000000001
[ 1926.648366] R10: ffffffffa1f5f598 R11: 0000000000000001 R12: 0000000000000006
[ 1926.648417] R13: ffff893781b31000 R14: 0000000000000000 R15: 0000000000000000
[ 1926.648475] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1926.648532] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1926.648596] CR2: 00007f7f01e14000 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1926.648672] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1926.648725] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1926.648776] PKRU: 55555554
[ 1926.648793] Call Trace:
[ 1926.648811]  <TASK>
[ 1926.648833] ? __warn (kernel/panic.c:748)
[ 1926.648863] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1926.648893] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1926.648930] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1926.648968] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1926.649009] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1926.649053] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1926.649090] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1926.649143] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1926.649187] vlan_device_event (net/8021q/vlan.c:528)
[ 1926.649226] notifier_call_chain (kernel/notifier.c:85)
[ 1926.649271] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1926.649317] cleanup_net (net/core/net_namespace.c:648)
[ 1926.649349] process_one_work (kernel/workqueue.c:3229)
[ 1926.649379] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1926.649404] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1926.649445] kthread (kernel/kthread.c:389)
[ 1926.649477] ? __pfx_kthread (kernel/kthread.c:342)
[ 1926.649507] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1926.649540] ? __pfx_kthread (kernel/kthread.c:342)
[ 1926.649565] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1926.665171] ------------[ cut here ]------------
| [ 1926.665235] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1926.665291] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1926.665600] Tainted: [W]=WARN
[ 1926.665630] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1926.665673] Workqueue: netns cleanup_net
[ 1926.665704] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1926.665738] 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
[ 1926.665865] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1926.665913] RAX: ffff89378adbe508 RBX: 0000000000000000 RCX: ffff893781b80560
[ 1926.665968] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893781b31000
[ 1926.666050] RBP: ffffb3adc005fcc0 R08: ffff8937880a2220 R09: ffff893781194a10
[ 1926.666122] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1926.666173] R13: dead000000000100 R14: ffff89378850bf00 R15: 0000000000000000
[ 1926.666225] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 1926.666281] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1926.666322] CR2: 00007f7f01e14000 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1926.666374] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1926.666429] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1926.666480] PKRU: 55555554
[ 1926.666498] Call Trace:
[ 1926.666516]  <TASK>
[ 1926.666532] ? __warn (kernel/panic.c:748)
[ 1926.666564] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1926.666595] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1926.666627] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1926.666658] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1926.666683] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1926.666710] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1926.666735] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1926.666776] cleanup_net (net/core/net_namespace.c:648)
[ 1926.666808] process_one_work (kernel/workqueue.c:3229)
[ 1926.666839] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1926.666864] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1926.666907] kthread (kernel/kthread.c:389)
[ 1926.666934] ? __pfx_kthread (kernel/kthread.c:342)
[ 1926.666960] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1926.666986] ? __pfx_kthread (kernel/kthread.c:342)
[ 1926.667014] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1934.069270] ------------[ cut here ]------------
| [ 1934.069332] WARNING: CPU: 3 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1934.069399] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1934.069733] Tainted: [W]=WARN
[ 1934.069759] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1934.069811] Workqueue: netns cleanup_net
[ 1934.069847] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1934.069888] 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
[ 1934.070025] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1934.070069] RAX: ffff893784fa8508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1934.070127] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893788765000
[ 1934.070185] RBP: ffffb3adc005fcc0 R08: ffff893783309b28 R09: ffff893781194a10
[ 1934.070244] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1934.070301] R13: dead000000000100 R14: ffff8937812dd900 R15: 0000000000000000
[ 1934.070356] FS:  0000000000000000(0000) GS:ffff8937bed80000(0000) knlGS:0000000000000000
[ 1934.070418] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1934.070466] CR2: 00007f6649369000 CR3: 000000002d646005 CR4: 0000000000772ef0
[ 1934.070527] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1934.070584] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1934.070642] PKRU: 55555554
[ 1934.070665] Call Trace:
[ 1934.070692]  <TASK>
[ 1934.070715] ? __warn (kernel/panic.c:748)
[ 1934.070750] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1934.070785] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1934.070822] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1934.070858] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1934.070889] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1934.070924] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1934.070954] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1934.071008] cleanup_net (net/core/net_namespace.c:648)
[ 1934.071044] process_one_work (kernel/workqueue.c:3229)
[ 1934.071076] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1934.071109] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1934.071149] kthread (kernel/kthread.c:389)
[ 1934.071184] ? __pfx_kthread (kernel/kthread.c:342)
[ 1934.071217] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1934.071253] ? __pfx_kthread (kernel/kthread.c:342)
[ 1934.071285] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1934.191204] ------------[ cut here ]------------
| [ 1934.191277] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1934.191342] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1934.191692] Tainted: [W]=WARN
[ 1934.191722] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1934.191776] Workqueue: netns cleanup_net
[ 1934.191812] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1934.191854] 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
[ 1934.191975] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1934.192023] RAX: ffff893783183508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1934.192092] RDX: ffff893784d890c0 RSI: 0000000000000000 RDI: dead000000000122
[ 1934.192149] RBP: ffffb3adc005fb78 R08: ffff893781758da0 R09: 0000000000000001
[ 1934.192206] R10: ffffffffa1f5f5c8 R11: 0000000000000000 R12: 0000000000000006
[ 1934.192272] R13: ffff89378b0e3000 R14: 0000000000000000 R15: 0000000000000000
[ 1934.192331] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1934.192391] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1934.192450] CR2: 00007f570a250000 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1934.192509] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1934.192566] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1934.192643] PKRU: 55555554
[ 1934.192665] Call Trace:
[ 1934.192690]  <TASK>
[ 1934.192713] ? __warn (kernel/panic.c:748)
[ 1934.192749] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1934.192789] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1934.192822] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1934.192856] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1934.192888] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1934.192919] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1934.192951] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1934.193012] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1934.193048] vlan_device_event (net/8021q/vlan.c:528)
[ 1934.193079] notifier_call_chain (kernel/notifier.c:85)
[ 1934.193114] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1934.193158] cleanup_net (net/core/net_namespace.c:648)
[ 1934.193195] process_one_work (kernel/workqueue.c:3229)
[ 1934.193226] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1934.193256] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1934.193297] kthread (kernel/kthread.c:389)
[ 1934.193329] ? __pfx_kthread (kernel/kthread.c:342)
[ 1934.193365] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1934.193403] ? __pfx_kthread (kernel/kthread.c:342)
[ 1934.193433] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1934.211304] ------------[ cut here ]------------
| [ 1934.211374] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1934.211438] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1934.211782] Tainted: [W]=WARN
[ 1934.211820] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1934.211866] Workqueue: netns cleanup_net
[ 1934.211900] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1934.211943] 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
[ 1934.212081] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1934.212122] RAX: ffff8937831db508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1934.212180] RDX: ffff8937874a90c0 RSI: 0000000000000000 RDI: dead000000000122
[ 1934.212241] RBP: ffffb3adc005fb78 R08: ffff89378156f8f8 R09: 0000000000000001
[ 1934.212297] R10: ffffffffa1f5f5c8 R11: 0000000000000000 R12: 0000000000000006
[ 1934.212357] R13: ffff893783181000 R14: 0000000000000000 R15: 0000000000000000
[ 1934.212418] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1934.212479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1934.212536] CR2: 00007f570a250000 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1934.212596] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1934.212651] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1934.212718] PKRU: 55555554
[ 1934.212740] Call Trace:
[ 1934.212764]  <TASK>
[ 1934.212787] ? __warn (kernel/panic.c:748)
[ 1934.212822] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1934.212853] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1934.212885] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1934.212919] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1934.212951] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1934.212983] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1934.213019] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1934.213071] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1934.213100] vlan_device_event (net/8021q/vlan.c:528)
[ 1934.213131] notifier_call_chain (kernel/notifier.c:85)
[ 1934.213167] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1934.213207] cleanup_net (net/core/net_namespace.c:648)
[ 1934.213240] process_one_work (kernel/workqueue.c:3229)
[ 1934.213272] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1934.213303] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1934.213343] kthread (kernel/kthread.c:389)
[ 1934.213375] ? __pfx_kthread (kernel/kthread.c:342)
[ 1934.213406] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1934.213440] ? __pfx_kthread (kernel/kthread.c:342)
[ 1934.213472] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1934.229197] ------------[ cut here ]------------
| [ 1934.229402] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1934.229474] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1934.229825] Tainted: [W]=WARN
[ 1934.229855] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1934.229899] Workqueue: netns cleanup_net
[ 1934.229934] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1934.229981] 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
[ 1934.230120] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1934.230163] RAX: ffff893784fb2508 RBX: 0000000000000000 RCX: ffff89378af8e560
[ 1934.230219] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893783181000
[ 1934.230276] RBP: ffffb3adc005fcc0 R08: ffff893783193a18 R09: ffff893781194a10
[ 1934.230332] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1934.230402] R13: dead000000000100 R14: ffff893787c91100 R15: 0000000000000000
[ 1934.230460] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 1934.230520] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1934.230568] CR2: 00007f570a250000 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1934.230625] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1934.230680] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1934.230736] PKRU: 55555554
[ 1934.230754] Call Trace:
[ 1934.230778]  <TASK>
[ 1934.230800] ? __warn (kernel/panic.c:748)
[ 1934.230836] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1934.230869] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1934.230905] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1934.230935] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1934.230968] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1934.231012] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1934.231046] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1934.231087] cleanup_net (net/core/net_namespace.c:648)
[ 1934.231121] process_one_work (kernel/workqueue.c:3229)
[ 1934.231152] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1934.231182] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1934.231222] kthread (kernel/kthread.c:389)
[ 1934.231255] ? __pfx_kthread (kernel/kthread.c:342)
[ 1934.231293] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1934.231328] ? __pfx_kthread (kernel/kthread.c:342)
[ 1934.231358] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1941.566122] ------------[ cut here ]------------
| [ 1941.566193] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1941.566263] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1941.566589] Tainted: [W]=WARN
[ 1941.566628] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1941.566681] Workqueue: netns cleanup_net
[ 1941.566724] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1941.566770] 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
[ 1941.566891] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1941.566938] RAX: ffff8937943c2508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1941.567007] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893782a72000
[ 1941.567076] RBP: ffffb3adc005fcc0 R08: ffff8937889c7440 R09: ffff893781194a10
[ 1941.567138] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1941.567197] R13: dead000000000100 R14: ffff893786400400 R15: 0000000000000000
[ 1941.567260] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1941.567334] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1941.567401] CR2: 00007f2a14b00000 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 1941.567467] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1941.567545] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1941.567610] PKRU: 55555554
[ 1941.567641] Call Trace:
[ 1941.567673]  <TASK>
[ 1941.567705] ? __warn (kernel/panic.c:748)
[ 1941.567754] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1941.567793] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1941.567838] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1941.567881] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1941.567930] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1941.567971] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1941.568027] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1941.568088] cleanup_net (net/core/net_namespace.c:648)
[ 1941.568130] process_one_work (kernel/workqueue.c:3229)
[ 1941.568170] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1941.568212] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1941.568259] kthread (kernel/kthread.c:389)
[ 1941.568302] ? __pfx_kthread (kernel/kthread.c:342)
[ 1941.568350] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1941.568391] ? __pfx_kthread (kernel/kthread.c:342)
[ 1941.568437] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1941.715368] ------------[ cut here ]------------
| [ 1941.715533] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1941.715601] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1941.715902] Tainted: [W]=WARN
[ 1941.715940] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1941.715994] Workqueue: netns cleanup_net
[ 1941.716047] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1941.716094] 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
[ 1941.716246] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1941.716292] RAX: ffff893783184508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1941.716353] RDX: ffff893784dbd3c0 RSI: 0000000000000000 RDI: dead000000000122
[ 1941.716413] RBP: ffffb3adc005fb78 R08: ffff893784b2d230 R09: 0000000000000001
[ 1941.716474] R10: ffffffffa1f5f5c8 R11: 0000000000000001 R12: 0000000000000006
[ 1941.716534] R13: ffff893783307000 R14: 0000000000000000 R15: 0000000000000000
[ 1941.716607] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1941.716671] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1941.716727] CR2: 00007fbb0c805000 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1941.716789] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1941.716849] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1941.716913] PKRU: 55555554
[ 1941.716933] Call Trace:
[ 1941.716975]  <TASK>
[ 1941.717010] ? __warn (kernel/panic.c:748)
[ 1941.717051] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1941.717104] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1941.717146] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1941.717189] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1941.717227] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1941.717265] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1941.717306] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1941.717350] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1941.717395] vlan_device_event (net/8021q/vlan.c:528)
[ 1941.717446] notifier_call_chain (kernel/notifier.c:85)
[ 1941.717488] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1941.717535] cleanup_net (net/core/net_namespace.c:648)
[ 1941.717576] process_one_work (kernel/workqueue.c:3229)
[ 1941.717618] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1941.717659] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1941.717704] kthread (kernel/kthread.c:389)
[ 1941.717752] ? __pfx_kthread (kernel/kthread.c:342)
[ 1941.717792] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1941.717835] ? __pfx_kthread (kernel/kthread.c:342)
[ 1941.717876] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1941.727299] ------------[ cut here ]------------
| [ 1941.727363] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1941.727426] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1941.727744] Tainted: [W]=WARN
[ 1941.727781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1941.727839] Workqueue: netns cleanup_net
[ 1941.727879] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1941.727928] 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
[ 1941.728056] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1941.728102] RAX: ffff89378aae9508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1941.728173] RDX: ffff893784db90c0 RSI: 0000000000000000 RDI: dead000000000122
[ 1941.728234] RBP: ffffb3adc005fb78 R08: ffff8937848f0fe8 R09: 0000000000000001
[ 1941.728295] R10: ffffffffa1f5f5c8 R11: 0000000000000000 R12: 0000000000000006
[ 1941.728357] R13: ffff8937943c6000 R14: 0000000000000000 R15: 0000000000000000
[ 1941.728418] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1941.728480] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1941.728533] CR2: 00007fbb0c805000 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1941.728596] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1941.728658] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1941.728718] PKRU: 55555554
[ 1941.728748] Call Trace:
[ 1941.728780]  <TASK>
[ 1941.728811] ? __warn (kernel/panic.c:748)
[ 1941.728851] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1941.728891] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1941.728931] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1941.728972] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1941.729015] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1941.729067] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1941.729106] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1941.729154] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1941.729195] vlan_device_event (net/8021q/vlan.c:528)
[ 1941.729234] notifier_call_chain (kernel/notifier.c:85)
[ 1941.729274] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1941.729328] cleanup_net (net/core/net_namespace.c:648)
[ 1941.729367] process_one_work (kernel/workqueue.c:3229)
[ 1941.729408] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1941.729446] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1941.729492] kthread (kernel/kthread.c:389)
[ 1941.729533] ? __pfx_kthread (kernel/kthread.c:342)
[ 1941.729571] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1941.729613] ? __pfx_kthread (kernel/kthread.c:342)
[ 1941.729651] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1941.746172] ------------[ cut here ]------------
| [ 1941.746235] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1941.746302] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1941.746609] Tainted: [W]=WARN
[ 1941.746666] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1941.746720] Workqueue: netns cleanup_net
[ 1941.746760] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1941.746808] 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
[ 1941.746938] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1941.746984] RAX: ffff893787487508 RBX: 0000000000000000 RCX: ffff89378a476560
[ 1941.747061] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937943c6000
[ 1941.747122] RBP: ffffb3adc005fcc0 R08: ffff893788bc1908 R09: ffff893781194a10
[ 1941.747181] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1941.747242] R13: dead000000000100 R14: ffff893786400400 R15: 0000000000000000
[ 1941.747302] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1941.747365] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1941.747420] CR2: 00007fbb0c805000 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1941.747504] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1941.747565] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1941.747625] PKRU: 55555554
[ 1941.747657] Call Trace:
[ 1941.747687]  <TASK>
[ 1941.747725] ? __warn (kernel/panic.c:748)
[ 1941.747767] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1941.747806] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1941.747846] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1941.747898] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1941.747936] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1941.747978] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1941.748021] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1941.748071] cleanup_net (net/core/net_namespace.c:648)
[ 1941.748111] process_one_work (kernel/workqueue.c:3229)
[ 1941.748150] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1941.748189] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1941.748235] kthread (kernel/kthread.c:389)
[ 1941.748275] ? __pfx_kthread (kernel/kthread.c:342)
[ 1941.748326] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1941.748367] ? __pfx_kthread (kernel/kthread.c:342)
[ 1941.748408] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1978.446235] ------------[ cut here ]------------
| [ 1978.446303] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1978.446375] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1978.446703] Tainted: [W]=WARN
[ 1978.446745] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1978.446807] Workqueue: netns cleanup_net
[ 1978.446853] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1978.446904] 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
[ 1978.447048] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1978.447099] RAX: ffff893789197508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1978.447167] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378adbb000
[ 1978.447232] RBP: ffffb3adc005fcc0 R08: ffff893782fb83b8 R09: ffff893781194a10
[ 1978.447299] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1978.447372] R13: dead000000000100 R14: ffff89378ac0e900 R15: 0000000000000000
[ 1978.447462] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1978.447554] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1978.447612] CR2: 00007fbd2f365000 CR3: 000000002d646001 CR4: 0000000000772ef0
[ 1978.447680] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1978.447747] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1978.447820] PKRU: 55555554
[ 1978.447857] Call Trace:
[ 1978.447897]  <TASK>
[ 1978.447932] ? __warn (kernel/panic.c:748)
[ 1978.447978] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1978.448039] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1978.448092] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1978.448144] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1978.448189] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1978.448235] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1978.448281] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1978.448334] cleanup_net (net/core/net_namespace.c:648)
[ 1978.448388] process_one_work (kernel/workqueue.c:3229)
[ 1978.448439] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1978.448491] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1978.448546] kthread (kernel/kthread.c:389)
[ 1978.448603] ? __pfx_kthread (kernel/kthread.c:342)
[ 1978.448658] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1978.448710] ? __pfx_kthread (kernel/kthread.c:342)
[ 1978.448752] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1978.540194] ------------[ cut here ]------------
| [ 1978.540268] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1978.540340] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1978.540668] Tainted: [W]=WARN
[ 1978.540710] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1978.540772] Workqueue: netns cleanup_net
[ 1978.540819] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1978.540870] 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
[ 1978.541008] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1978.541066] RAX: ffff89378aa2c508 RBX: 0000000000000000 RCX: 0000000000000001
[ 1978.541139] RDX: ffff8937874ad3c0 RSI: 0000000000000000 RDI: dead000000000122
[ 1978.541211] RBP: ffffb3adc005fb78 R08: ffff893784a8ed90 R09: 0000000000000001
[ 1978.541297] R10: ffffffffa1f5f5b0 R11: 000000000000000a R12: 0000000000000006
[ 1978.541367] R13: ffff89378a444000 R14: 0000000000000000 R15: 0000000000000000
[ 1978.541456] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1978.541527] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1978.541584] CR2: 00007f8b03ede2a8 CR3: 000000000a4b4005 CR4: 0000000000772ef0
[ 1978.541657] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1978.541732] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1978.541812] PKRU: 55555554
[ 1978.541850] Call Trace:
[ 1978.541895]  <TASK>
[ 1978.541941] ? __warn (kernel/panic.c:748)
[ 1978.541991] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1978.542037] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1978.542086] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1978.542136] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1978.542182] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1978.542227] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1978.542274] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 1978.542333] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1978.542379] vlan_device_event (net/8021q/vlan.c:528)
[ 1978.542427] notifier_call_chain (kernel/notifier.c:85)
[ 1978.542484] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1978.542545] cleanup_net (net/core/net_namespace.c:648)
[ 1978.542595] process_one_work (kernel/workqueue.c:3229)
[ 1978.542643] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1978.542687] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1978.542750] kthread (kernel/kthread.c:389)
[ 1978.542804] ? __pfx_kthread (kernel/kthread.c:342)
[ 1978.542848] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1978.542898] ? __pfx_kthread (kernel/kthread.c:342)
[ 1978.542942] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1978.543286] ------------[ cut here ]------------
| [ 1978.543346] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1978.543417] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1978.543745] Tainted: [W]=WARN
[ 1978.543791] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1978.543851] Workqueue: netns cleanup_net
[ 1978.543896] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1978.543952] 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
[ 1978.544090] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 1978.544155] RAX: ffff89378aa2c508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1978.544226] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893789190000
[ 1978.544294] RBP: ffffb3adc005fb78 R08: ffff8937866a0000 R09: ffff893781194a10
[ 1978.544361] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 1978.544446] R13: dead000000000100 R14: ffff89378ac0e900 R15: 0000000000000000
[ 1978.544520] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1978.544604] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1978.544665] CR2: 00007f8b03ede2a8 CR3: 000000000a4b4005 CR4: 0000000000772ef0
[ 1978.544739] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1978.544817] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1978.544885] PKRU: 55555554
[ 1978.544919] Call Trace:
[ 1978.544960]  <TASK>
[ 1978.545003] ? __warn (kernel/panic.c:748)
[ 1978.545058] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1978.545106] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1978.545155] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1978.545199] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1978.545253] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1978.545297] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1978.545350] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1978.545403] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 1978.545449] vlan_device_event (net/8021q/vlan.c:528)
[ 1978.545496] notifier_call_chain (kernel/notifier.c:85)
[ 1978.545549] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 1978.545607] cleanup_net (net/core/net_namespace.c:648)
[ 1978.545657] process_one_work (kernel/workqueue.c:3229)
[ 1978.545703] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1978.545750] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1978.545806] kthread (kernel/kthread.c:389)
[ 1978.545852] ? __pfx_kthread (kernel/kthread.c:342)
[ 1978.545900] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1978.545948] ? __pfx_kthread (kernel/kthread.c:342)
[ 1978.546008] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1978.556083] ------------[ cut here ]------------
| [ 1978.556151] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1978.556227] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1978.556583] Tainted: [W]=WARN
[ 1978.556638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1978.556709] Workqueue: netns cleanup_net
[ 1978.556760] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1978.556812] 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
[ 1978.556952] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1978.557010] RAX: ffff89378aa2c508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 1978.557085] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a444000
[ 1978.557167] RBP: ffffb3adc005fcc0 R08: ffff89378b08c2a8 R09: ffff893781194a10
[ 1978.557239] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1978.557308] R13: dead000000000100 R14: ffff89378ac0e900 R15: 0000000000000000
[ 1978.557392] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1978.557468] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1978.557530] CR2: 00007f8b03ede2a8 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1978.557607] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1978.557679] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1978.557748] PKRU: 55555554
[ 1978.557783] Call Trace:
[ 1978.557819]  <TASK>
[ 1978.557864] ? __warn (kernel/panic.c:748)
[ 1978.557910] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1978.557963] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1978.558014] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1978.558074] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1978.558123] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1978.558168] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1978.558214] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1978.558278] cleanup_net (net/core/net_namespace.c:648)
[ 1978.558325] process_one_work (kernel/workqueue.c:3229)
[ 1978.558379] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1978.558436] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1978.558489] kthread (kernel/kthread.c:389)
[ 1978.558532] ? __pfx_kthread (kernel/kthread.c:342)
[ 1978.558578] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1978.558621] ? __pfx_kthread (kernel/kthread.c:342)
[ 1978.558667] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 1978.614130] ------------[ cut here ]------------
| [ 1978.614200] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 1978.614280] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 1978.614626] Tainted: [W]=WARN
[ 1978.614678] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1978.614738] Workqueue: netns cleanup_net
[ 1978.614799] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1978.614862] 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
[ 1978.615011] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 1978.615074] RAX: ffff8937864c2508 RBX: 0000000000000000 RCX: ffff893783303560
[ 1978.615150] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893781b85000
[ 1978.615231] RBP: ffffb3adc005fcc0 R08: ffff89378acda198 R09: ffff893781194a10
[ 1978.615302] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 1978.615375] R13: dead000000000100 R14: ffff89378ac0e900 R15: 0000000000000000
[ 1978.615444] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 1978.615529] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1978.615601] CR2: 00007f371c9ae000 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 1978.615677] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1978.615753] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1978.615823] PKRU: 55555554
[ 1978.615868] Call Trace:
[ 1978.615912]  <TASK>
[ 1978.615952] ? __warn (kernel/panic.c:748)
[ 1978.616003] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1978.616056] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 1978.616103] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 1978.616160] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 1978.616206] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 1978.616253] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 1978.616299] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 1978.616354] cleanup_net (net/core/net_namespace.c:648)
[ 1978.616401] process_one_work (kernel/workqueue.c:3229)
[ 1978.616453] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 1978.616506] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 1978.616563] kthread (kernel/kthread.c:389)
[ 1978.616607] ? __pfx_kthread (kernel/kthread.c:342)
[ 1978.616658] ret_from_fork (arch/x86/kernel/process.c:147)
[ 1978.616705] ? __pfx_kthread (kernel/kthread.c:342)
[ 1978.616765] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 2015.195161] ------------[ cut here ]------------
| [ 2015.195231] WARNING: CPU: 2 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 2015.195299] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 2015.195598] Tainted: [W]=WARN
[ 2015.195637] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2015.195690] Workqueue: netns cleanup_net
[ 2015.195732] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2015.195779] 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
[ 2015.195899] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 2015.195945] RAX: ffff893789e21508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 2015.196018] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893787989000
[ 2015.196091] RBP: ffffb3adc005fcc0 R08: ffff893788b50088 R09: ffff893781194a10
[ 2015.196164] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 2015.196235] R13: dead000000000100 R14: ffff89378a4e6900 R15: 0000000000000000
[ 2015.196301] FS:  0000000000000000(0000) GS:ffff8937bed00000(0000) knlGS:0000000000000000
[ 2015.196365] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2015.196422] CR2: 00000000004060bb CR3: 000000000869e002 CR4: 0000000000772ef0
[ 2015.196489] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2015.196553] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2015.196624] PKRU: 55555554
[ 2015.196644] Call Trace:
[ 2015.196686]  <TASK>
[ 2015.196720] ? __warn (kernel/panic.c:748)
[ 2015.196772] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2015.196823] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 2015.196865] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 2015.196911] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 2015.196963] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 2015.197011] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2015.197053] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 2015.197113] cleanup_net (net/core/net_namespace.c:648)
[ 2015.197160] process_one_work (kernel/workqueue.c:3229)
[ 2015.197200] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 2015.197239] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 2015.197303] kthread (kernel/kthread.c:389)
[ 2015.197346] ? __pfx_kthread (kernel/kthread.c:342)
[ 2015.197393] ret_from_fork (arch/x86/kernel/process.c:147)
[ 2015.197446] ? __pfx_kthread (kernel/kthread.c:342)
[ 2015.197497] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 2015.299324] ------------[ cut here ]------------
| [ 2015.299368] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 2015.299437] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 2015.299748] Tainted: [W]=WARN
[ 2015.299773] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2015.299815] Workqueue: netns cleanup_net
[ 2015.299846] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2015.299893] 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
[ 2015.300021] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 2015.300060] RAX: ffff89378b0c6508 RBX: 0000000000000000 RCX: 0000000000000001
[ 2015.300111] RDX: ffff893784dba180 RSI: 0000000000000000 RDI: dead000000000122
[ 2015.300161] RBP: ffffb3adc005fb78 R08: ffff8937815d7468 R09: 0000000000000001
[ 2015.300211] R10: ffffffffa1f5f5e0 R11: 0000000000000075 R12: 0000000000000006
[ 2015.300262] R13: ffff89378a12b000 R14: 0000000000000000 R15: 0000000000000000
[ 2015.300314] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 2015.300369] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2015.300417] CR2: 000055ae9ec00990 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 2015.300469] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2015.300524] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2015.300576] PKRU: 55555554
[ 2015.300592] Call Trace:
[ 2015.300611]  <TASK>
[ 2015.300634] ? __warn (kernel/panic.c:748)
[ 2015.300667] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2015.300698] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 2015.300730] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 2015.300768] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 2015.300793] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 2015.300826] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2015.300856] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 2015.300896] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 2015.300928] vlan_device_event (net/8021q/vlan.c:528)
[ 2015.300959] notifier_call_chain (kernel/notifier.c:85)
[ 2015.300991] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 2015.301032] cleanup_net (net/core/net_namespace.c:648)
[ 2015.301064] process_one_work (kernel/workqueue.c:3229)
[ 2015.301096] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 2015.301121] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 2015.301160] kthread (kernel/kthread.c:389)
[ 2015.301191] ? __pfx_kthread (kernel/kthread.c:342)
[ 2015.301216] ret_from_fork (arch/x86/kernel/process.c:147)
[ 2015.301248] ? __pfx_kthread (kernel/kthread.c:342)
[ 2015.301278] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 2015.301662] ------------[ cut here ]------------
| [ 2015.301713] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 2015.301770] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 2015.302082] Tainted: [W]=WARN
[ 2015.302107] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2015.302149] Workqueue: netns cleanup_net
[ 2015.302180] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2015.302225] 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
[ 2015.302357] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 2015.302397] RAX: ffff89378b0c6508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 2015.302447] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a12e000
[ 2015.302498] RBP: ffffb3adc005fb78 R08: ffff89378a5a6990 R09: ffff893781194a10
[ 2015.302548] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 2015.302598] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 2015.302650] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 2015.302706] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2015.302753] CR2: 000055ae9ec00990 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 2015.302805] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2015.302854] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2015.302905] PKRU: 55555554
[ 2015.302922] Call Trace:
[ 2015.302939]  <TASK>
[ 2015.302956] ? __warn (kernel/panic.c:748)
[ 2015.302987] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2015.303016] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 2015.303048] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 2015.303079] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 2015.303104] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 2015.303130] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2015.303155] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 2015.303200] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 2015.303232] vlan_device_event (net/8021q/vlan.c:528)
[ 2015.303263] notifier_call_chain (kernel/notifier.c:85)
[ 2015.303288] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 2015.303323] cleanup_net (net/core/net_namespace.c:648)
[ 2015.303353] process_one_work (kernel/workqueue.c:3229)
[ 2015.303378] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 2015.303404] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 2015.303438] kthread (kernel/kthread.c:389)
[ 2015.303469] ? __pfx_kthread (kernel/kthread.c:342)
[ 2015.303495] ret_from_fork (arch/x86/kernel/process.c:147)
[ 2015.303520] ? __pfx_kthread (kernel/kthread.c:342)
[ 2015.303546] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 2015.309096] ------------[ cut here ]------------
| [ 2015.309137] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 2015.309195] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 2015.309500] Tainted: [W]=WARN
[ 2015.309524] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2015.309567] Workqueue: netns cleanup_net
[ 2015.309597] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2015.309632] 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
[ 2015.309757] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 2015.309791] RAX: ffff89378b0c6508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 2015.309842] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a12b000
[ 2015.309892] RBP: ffffb3adc005fcc0 R08: ffff89378764b880 R09: ffff893781194a10
[ 2015.309942] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 2015.309993] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 2015.310050] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 2015.310105] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2015.310152] CR2: 000055ae9ec00990 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 2015.310203] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2015.310258] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2015.310308] PKRU: 55555554
[ 2015.310325] Call Trace:
[ 2015.310343]  <TASK>
[ 2015.310365] ? __warn (kernel/panic.c:748)
[ 2015.310395] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2015.310421] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 2015.310447] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 2015.310479] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 2015.310504] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 2015.310535] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2015.310560] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 2015.310601] cleanup_net (net/core/net_namespace.c:648)
[ 2015.310632] process_one_work (kernel/workqueue.c:3229)
[ 2015.310663] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 2015.310694] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 2015.310734] kthread (kernel/kthread.c:389)
[ 2015.310759] ? __pfx_kthread (kernel/kthread.c:342)
[ 2015.310784] ret_from_fork (arch/x86/kernel/process.c:147)
[ 2015.310816] ? __pfx_kthread (kernel/kthread.c:342)
[ 2015.310846] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 2015.372179] ------------[ cut here ]------------
| [ 2015.372221] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 2015.372277] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 2015.372588] Tainted: [W]=WARN
[ 2015.372612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2015.372655] Workqueue: netns cleanup_net
[ 2015.372687] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2015.372726] 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
[ 2015.372848] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 2015.372887] RAX: ffff893789e2a508 RBX: 0000000000000000 RCX: ffff89378752b560
[ 2015.372938] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893782a75000
[ 2015.372988] RBP: ffffb3adc005fcc0 R08: ffff89378acd3f68 R09: ffff893781194a10
[ 2015.373051] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 2015.373104] R13: dead000000000100 R14: ffff893787c91300 R15: 0000000000000000
[ 2015.373155] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 2015.373212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2015.373259] CR2: 000055ae9ec00990 CR3: 000000002d646006 CR4: 0000000000772ef0
[ 2015.373310] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2015.373364] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2015.373414] PKRU: 55555554
[ 2015.373431] Call Trace:
[ 2015.373450]  <TASK>
[ 2015.373468] ? __warn (kernel/panic.c:748)
[ 2015.373498] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2015.373529] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 2015.373563] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 2015.373593] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 2015.373618] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 2015.373644] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2015.373675] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 2015.373716] cleanup_net (net/core/net_namespace.c:648)
[ 2015.373746] process_one_work (kernel/workqueue.c:3229)
[ 2015.373778] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 2015.373803] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 2015.373836] kthread (kernel/kthread.c:389)
[ 2015.373868] ? __pfx_kthread (kernel/kthread.c:342)
[ 2015.373899] ret_from_fork (arch/x86/kernel/process.c:147)
[ 2015.373931] ? __pfx_kthread (kernel/kthread.c:342)
[ 2015.373956] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 2051.878168] ------------[ cut here ]------------
| [ 2051.878235] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 2051.878302] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 2051.878644] Tainted: [W]=WARN
[ 2051.878678] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2051.878726] Workqueue: netns cleanup_net
[ 2051.878759] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2051.878796] 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
[ 2051.878933] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 2051.878978] RAX: ffff893787573508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 2051.879042] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893787978000
[ 2051.879111] RBP: ffffb3adc005fcc0 R08: ffff89378a7c0cc0 R09: ffff893781194a10
[ 2051.879164] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 2051.879222] R13: dead000000000100 R14: ffff893788b2e200 R15: 0000000000000000
[ 2051.879283] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 2051.879350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2051.879396] CR2: 000055ae9ec84dec CR3: 000000000e3c6006 CR4: 0000000000772ef0
[ 2051.879452] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2051.879510] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2051.879570] PKRU: 55555554
[ 2051.879587] Call Trace:
[ 2051.879609]  <TASK>
[ 2051.879630] ? __warn (kernel/panic.c:748)
[ 2051.879663] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2051.879691] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 2051.879727] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 2051.879761] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 2051.879791] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 2051.879822] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2051.879851] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 2051.879896] cleanup_net (net/core/net_namespace.c:648)
[ 2051.879931] process_one_work (kernel/workqueue.c:3229)
[ 2051.879960] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 2051.879989] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 2051.880031] kthread (kernel/kthread.c:389)
[ 2051.880070] ? __pfx_kthread (kernel/kthread.c:342)
[ 2051.880099] ret_from_fork (arch/x86/kernel/process.c:147)
[ 2051.880135] ? __pfx_kthread (kernel/kthread.c:342)
[ 2051.880168] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 2051.983239] ------------[ cut here ]------------
| [ 2051.983305] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 2051.983383] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 2051.983762] Tainted: [W]=WARN
[ 2051.983793] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2051.983846] Workqueue: netns cleanup_net
[ 2051.983885] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2051.983936] 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
[ 2051.984096] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 2051.984146] RAX: ffff8937874e5508 RBX: 0000000000000000 RCX: 0000000000000001
[ 2051.984216] RDX: ffff8937874ab240 RSI: 0000000000000000 RDI: dead000000000122
[ 2051.984281] RBP: ffffb3adc005fb78 R08: ffff893784a8cda0 R09: 0000000000000001
[ 2051.984344] R10: ffffffffa1f5f5e0 R11: 0000000000000000 R12: 0000000000000006
[ 2051.984406] R13: ffff893789eee000 R14: 0000000000000000 R15: 0000000000000000
[ 2051.984471] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 2051.984539] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2051.984597] CR2: 00005594c6eb2d4d CR3: 000000002d646003 CR4: 0000000000772ef0
[ 2051.984662] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2051.984736] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2051.984797] PKRU: 55555554
[ 2051.984818] Call Trace:
[ 2051.984841]  <TASK>
[ 2051.984871] ? __warn (kernel/panic.c:748)
[ 2051.984908] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2051.984939] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 2051.984982] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 2051.985025] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 2051.985072] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 2051.985111] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2051.985148] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 2051.985200] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 2051.985242] vlan_device_event (net/8021q/vlan.c:528)
[ 2051.985283] notifier_call_chain (kernel/notifier.c:85)
[ 2051.985326] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 2051.985371] cleanup_net (net/core/net_namespace.c:648)
[ 2051.985403] process_one_work (kernel/workqueue.c:3229)
[ 2051.985442] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 2051.985473] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 2051.985515] kthread (kernel/kthread.c:389)
[ 2051.985551] ? __pfx_kthread (kernel/kthread.c:342)
[ 2051.985590] ret_from_fork (arch/x86/kernel/process.c:147)
[ 2051.985627] ? __pfx_kthread (kernel/kthread.c:342)
[ 2051.985666] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 2051.986011] ------------[ cut here ]------------
| [ 2051.986065] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 2051.986133] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 2051.986507] Tainted: [W]=WARN
[ 2051.986537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2051.986592] Workqueue: netns cleanup_net
[ 2051.986629] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2051.986679] 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
[ 2051.986829] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 2051.986868] RAX: ffff8937874e5508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 2051.986931] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89379538c000
[ 2051.987009] RBP: ffffb3adc005fb78 R08: ffff8937831d2660 R09: ffff893781194a10
[ 2051.987085] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 2051.987154] R13: dead000000000100 R14: ffff89378a7e3000 R15: 0000000000000000
[ 2051.987214] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 2051.987283] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2051.987342] CR2: 00005594c6eb2d4d CR3: 000000002d646003 CR4: 0000000000772ef0
[ 2051.987406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2051.987476] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2051.987537] PKRU: 55555554
[ 2051.987557] Call Trace:
[ 2051.987580]  <TASK>
[ 2051.987601] ? __warn (kernel/panic.c:748)
[ 2051.987638] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2051.987675] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 2051.987714] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 2051.987751] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 2051.987786] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 2051.987825] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2051.987856] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 2051.987904] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 2051.987943] vlan_device_event (net/8021q/vlan.c:528)
[ 2051.987983] notifier_call_chain (kernel/notifier.c:85)
[ 2051.988018] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 2051.988068] cleanup_net (net/core/net_namespace.c:648)
[ 2051.988108] process_one_work (kernel/workqueue.c:3229)
[ 2051.988145] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 2051.988180] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 2051.988220] kthread (kernel/kthread.c:389)
[ 2051.988253] ? __pfx_kthread (kernel/kthread.c:342)
[ 2051.988292] ret_from_fork (arch/x86/kernel/process.c:147)
[ 2051.988324] ? __pfx_kthread (kernel/kthread.c:342)
[ 2051.988357] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 2052.000104] ------------[ cut here ]------------
| [ 2052.000156] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 2052.000224] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 2052.000604] Tainted: [W]=WARN
[ 2052.000633] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2052.000688] Workqueue: netns cleanup_net
[ 2052.000726] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2052.000777] 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
[ 2052.000925] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 2052.000968] RAX: ffff8937874e5508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 2052.001038] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893789eee000
[ 2052.001109] RBP: ffffb3adc005fcc0 R08: ffff8937893f2bb0 R09: ffff893781194a10
[ 2052.001173] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 2052.001236] R13: dead000000000100 R14: ffff89378a7e3000 R15: 0000000000000000
[ 2052.001301] FS:  0000000000000000(0000) GS:ffff8937bec00000(0000) knlGS:0000000000000000
[ 2052.001367] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2052.001420] CR2: 00005594c6eb2d4d CR3: 000000002d646003 CR4: 0000000000772ef0
[ 2052.001485] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2052.001548] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2052.001609] PKRU: 55555554
[ 2052.001632] Call Trace:
[ 2052.001652]  <TASK>
[ 2052.001672] ? __warn (kernel/panic.c:748)
[ 2052.001705] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2052.001742] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 2052.001780] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 2052.001818] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 2052.001848] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 2052.001877] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2052.001909] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 2052.001951] cleanup_net (net/core/net_namespace.c:648)
[ 2052.001992] process_one_work (kernel/workqueue.c:3229)
[ 2052.002035] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 2052.002073] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 2052.002113] kthread (kernel/kthread.c:389)
[ 2052.002150] ? __pfx_kthread (kernel/kthread.c:342)
[ 2052.002184] ret_from_fork (arch/x86/kernel/process.c:147)
[ 2052.002222] ? __pfx_kthread (kernel/kthread.c:342)
[ 2052.002254] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 2052.074102] ------------[ cut here ]------------
| [ 2052.074238] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 2052.074308] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 2052.074650] Tainted: [W]=WARN
[ 2052.074681] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2052.074728] Workqueue: netns cleanup_net
[ 2052.074763] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2052.074808] 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
[ 2052.074943] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 2052.074980] RAX: ffff89378a608508 RBX: 0000000000000000 RCX: ffff89378322d560
[ 2052.075046] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8937874e4000
[ 2052.075113] RBP: ffffb3adc005fcc0 R08: ffff893788cb0000 R09: ffff893781194a10
[ 2052.075172] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 2052.075231] R13: dead000000000100 R14: ffff893788b2e200 R15: 0000000000000000
[ 2052.075290] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 2052.075353] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2052.075406] CR2: 00007ffd948b8b68 CR3: 000000002d646005 CR4: 0000000000772ef0
[ 2052.075465] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2052.075521] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2052.075581] PKRU: 55555554
[ 2052.075600] Call Trace:
[ 2052.075622]  <TASK>
[ 2052.075641] ? __warn (kernel/panic.c:748)
[ 2052.075679] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2052.075706] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 2052.075746] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 2052.075780] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 2052.075809] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 2052.075845] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2052.075879] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 2052.075928] cleanup_net (net/core/net_namespace.c:648)
[ 2052.075960] process_one_work (kernel/workqueue.c:3229)
[ 2052.075994] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 2052.076031] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 2052.076071] kthread (kernel/kthread.c:389)
[ 2052.076106] ? __pfx_kthread (kernel/kthread.c:342)
[ 2052.076134] ret_from_fork (arch/x86/kernel/process.c:147)
[ 2052.076172] ? __pfx_kthread (kernel/kthread.c:342)
[ 2052.076205] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 2088.702213] ------------[ cut here ]------------
| [ 2088.702272] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 2088.702340] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 2088.702695] Tainted: [W]=WARN
[ 2088.702723] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2088.702774] Workqueue: netns cleanup_net
[ 2088.702808] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2088.702849] 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
[ 2088.702987] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 2088.703034] RAX: ffff89379444b508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 2088.703103] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378a951000
[ 2088.703158] RBP: ffffb3adc005fcc0 R08: ffff8937874a1550 R09: ffff893781194a10
[ 2088.703212] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 2088.703270] R13: dead000000000100 R14: ffff893788716800 R15: 0000000000000000
[ 2088.703327] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 2088.703391] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2088.703449] CR2: 000055ae9ec00990 CR3: 000000002d646003 CR4: 0000000000772ef0
[ 2088.703507] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2088.703562] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2088.703619] PKRU: 55555554
[ 2088.703640] Call Trace:
[ 2088.703660]  <TASK>
[ 2088.703681] ? __warn (kernel/panic.c:748)
[ 2088.703719] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2088.703749] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 2088.703789] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 2088.703822] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 2088.703856] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 2088.703891] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2088.703925] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 2088.703970] cleanup_net (net/core/net_namespace.c:648)
[ 2088.704014] process_one_work (kernel/workqueue.c:3229)
[ 2088.704049] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 2088.704083] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 2088.704120] kthread (kernel/kthread.c:389)
[ 2088.704156] ? __pfx_kthread (kernel/kthread.c:342)
[ 2088.704185] ret_from_fork (arch/x86/kernel/process.c:147)
[ 2088.704220] ? __pfx_kthread (kernel/kthread.c:342)
[ 2088.704255] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 2088.775106] ------------[ cut here ]------------
| [ 2088.775153] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 2088.775219] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 2088.775563] Tainted: [W]=WARN
[ 2088.775594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2088.775645] Workqueue: netns cleanup_net
[ 2088.775679] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2088.775719] 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
[ 2088.775863] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 2088.775901] RAX: ffff89378874d508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 2088.775961] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff893783399000
[ 2088.776020] RBP: ffffb3adc005fcc0 R08: ffff89378e023660 R09: ffff893781194a10
[ 2088.776081] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 2088.776141] R13: dead000000000100 R14: ffff893788716800 R15: 0000000000000000
[ 2088.776200] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 2088.776265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2088.776317] CR2: 000055ae9ec00990 CR3: 000000002d646004 CR4: 0000000000772ef0
[ 2088.776376] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2088.776435] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2088.776494] PKRU: 55555554
[ 2088.776512] Call Trace:
[ 2088.776533]  <TASK>
[ 2088.776557] ? __warn (kernel/panic.c:748)
[ 2088.776590] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2088.776619] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 2088.776654] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 2088.776688] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 2088.776722] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 2088.776752] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2088.776786] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 2088.776831] cleanup_net (net/core/net_namespace.c:648)
[ 2088.776867] process_one_work (kernel/workqueue.c:3229)
[ 2088.776906] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 2088.776935] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 2088.776975] kthread (kernel/kthread.c:389)
[ 2088.777007] ? __pfx_kthread (kernel/kthread.c:342)
[ 2088.777038] ret_from_fork (arch/x86/kernel/process.c:147)
[ 2088.777069] ? __pfx_kthread (kernel/kthread.c:342)
[ 2088.777097] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 2088.858489] ------------[ cut here ]------------
| [ 2088.858555] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 2088.858623] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 2088.858973] Tainted: [W]=WARN
[ 2088.859006] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2088.859061] Workqueue: netns cleanup_net
[ 2088.859097] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2088.859140] 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
[ 2088.859278] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 2088.859316] RAX: ffff893784efa508 RBX: 0000000000000000 RCX: 0000000000000001
[ 2088.859375] RDX: ffff893784d8b240 RSI: 0000000000000000 RDI: dead000000000122
[ 2088.859438] RBP: ffffb3adc005fb78 R08: ffff893784a72470 R09: 0000000000000001
[ 2088.859496] R10: ffffffffa1f5f5e0 R11: 0000000000000002 R12: 0000000000000006
[ 2088.859555] R13: ffff89378e7d5000 R14: 0000000000000000 R15: 0000000000000000
[ 2088.859614] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 2088.859680] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2088.859731] CR2: 000055ae9ec00990 CR3: 000000002d646005 CR4: 0000000000772ef0
[ 2088.859789] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2088.859843] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2088.859901] PKRU: 55555554
[ 2088.859922] Call Trace:
[ 2088.859942]  <TASK>
[ 2088.859962] ? __warn (kernel/panic.c:748)
[ 2088.859996] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2088.860036] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 2088.860068] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 2088.860104] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 2088.860133] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 2088.860162] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2088.860191] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[ 2088.860236] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 2088.860269] vlan_device_event (net/8021q/vlan.c:528)
[ 2088.860300] notifier_call_chain (kernel/notifier.c:85)
[ 2088.860338] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 2088.860381] cleanup_net (net/core/net_namespace.c:648)
[ 2088.860423] process_one_work (kernel/workqueue.c:3229)
[ 2088.860457] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 2088.860485] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 2088.860524] kthread (kernel/kthread.c:389)
[ 2088.860561] ? __pfx_kthread (kernel/kthread.c:342)
[ 2088.860591] ret_from_fork (arch/x86/kernel/process.c:147)
[ 2088.860628] ? __pfx_kthread (kernel/kthread.c:342)
[ 2088.860662] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 2088.861740] ------------[ cut here ]------------
| [ 2088.861783] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 2088.861846] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 2088.862203] Tainted: [W]=WARN
[ 2088.862232] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2088.862279] Workqueue: netns cleanup_net
[ 2088.862317] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2088.862356] 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
[ 2088.862500] RSP: 0018:ffffb3adc005fc48 EFLAGS: 00010283
[ 2088.862544] RAX: ffff893784efa508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 2088.862603] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378752d000
[ 2088.862659] RBP: ffffb3adc005fb78 R08: ffff89378791e5d8 R09: ffff893781194a10
[ 2088.862719] R10: ffffb3adc005fb78 R11: ffffb3adc005fb80 R12: dead000000000122
[ 2088.862775] R13: dead000000000100 R14: ffff893788716800 R15: 0000000000000000
[ 2088.862835] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 2088.862900] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2088.862947] CR2: 000055ff8ad490b8 CR3: 000000000e8da002 CR4: 0000000000772ef0
[ 2088.863010] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2088.863080] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2088.863137] PKRU: 55555554
[ 2088.863156] Call Trace:
[ 2088.863176]  <TASK>
[ 2088.863196] ? __warn (kernel/panic.c:748)
[ 2088.863231] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2088.863259] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 2088.863294] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 2088.863329] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 2088.863359] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 2088.863394] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2088.863423] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 2088.863463] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[ 2088.863498] vlan_device_event (net/8021q/vlan.c:528)
[ 2088.863534] notifier_call_chain (kernel/notifier.c:85)
[ 2088.863569] unregister_netdevice_many_notify (net/core/dev.c:11597)
[ 2088.863606] cleanup_net (net/core/net_namespace.c:648)
[ 2088.863636] process_one_work (kernel/workqueue.c:3229)
[ 2088.863666] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 2088.863695] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 2088.863735] kthread (kernel/kthread.c:389)
[ 2088.863763] ? __pfx_kthread (kernel/kthread.c:342)
[ 2088.863791] ret_from_fork (arch/x86/kernel/process.c:147)
[ 2088.863825] ? __pfx_kthread (kernel/kthread.c:342)
[ 2088.863860] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [ 2088.877089] ------------[ cut here ]------------
| [ 2088.877134] WARNING: CPU: 1 PID: 11 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [ 2088.877195] Modules linked in: dccp_ipv6 dccp_ipv4 dccp sctp sch_fq ipt_rpfilter xfrm_interface sha1_generic xfrm_user act_gact cls_flower act_mirred cls_matchall ip6_gre gre cls_bpf sch_ingress xt_conntrack nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_rpfilter nft_compat nf_tables libcrc32c vxlan mpls_gso mpls_iptunnel mpls_router [last unloaded: test_blackhole_dev]
| [ 2088.877543] Tainted: [W]=WARN
[ 2088.877572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2088.877622] Workqueue: netns cleanup_net
[ 2088.877658] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2088.877696] 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
[ 2088.877832] RSP: 0018:ffffb3adc005fd78 EFLAGS: 00010283
[ 2088.877872] RAX: ffff893784efa508 RBX: 0000000000000000 RCX: ffff8937811f9540
[ 2088.877933] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff89378e7d5000
[ 2088.877993] RBP: ffffb3adc005fcc0 R08: ffff893782fb7880 R09: ffff893781194a10
[ 2088.878052] R10: ffffb3adc005fca8 R11: ffffb3adc005fcb0 R12: dead000000000122
[ 2088.878113] R13: dead000000000100 R14: ffff893788716800 R15: 0000000000000000
[ 2088.878175] FS:  0000000000000000(0000) GS:ffff8937bec80000(0000) knlGS:0000000000000000
[ 2088.878239] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2088.878287] CR2: 00007fc8f309d000 CR3: 000000002d646005 CR4: 0000000000772ef0
[ 2088.878343] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2088.878401] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2088.878460] PKRU: 55555554
[ 2088.878480] Call Trace:
[ 2088.878498]  <TASK>
[ 2088.878518] ? __warn (kernel/panic.c:748)
[ 2088.878552] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2088.878583] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[ 2088.878619] ? handle_bug (arch/x86/kernel/traps.c:285)
[ 2088.878654] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[ 2088.878684] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[ 2088.878714] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 2088.878742] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[ 2088.878787] cleanup_net (net/core/net_namespace.c:648)
[ 2088.878823] process_one_work (kernel/workqueue.c:3229)
[ 2088.878851] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[ 2088.878879] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[ 2088.878917] kthread (kernel/kthread.c:389)
[ 2088.878946] ? __pfx_kthread (kernel/kthread.c:342)
[ 2088.878981] ret_from_fork (arch/x86/kernel/process.c:147)
[ 2088.879012] ? __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:vlan_device_event:notifier_call_chain:unregister_netdevice_many_notify