======================================
| xx__-> [    2.362926] ------------[ cut here ]------------
| [    2.363015] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/193
| [    2.363099] Modules linked in:
| [    2.363242] Tainted: [W]=WARN
[    2.363294] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.363360] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.363421] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.363544] RSP: 0018:ff7b85284045fcb8 EFLAGS: 00010286
[    2.363612] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.363687] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322d800
[    2.363760] RBP: 0000000000000000 R08: ff37cdae841b95d0 R09: ff37cdae8417d02c
[    2.363833] R10: ff37cdae84178120 R11: fefefefefefefeff R12: 0000000000000000
[    2.363913] R13: 0000000000000010 R14: ff37cdae84178000 R15: ff37cdae8322d800
[    2.363991] FS:  00007f505c1fb840(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[    2.364066] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.364131] CR2: 0000000000479648 CR3: 0000000005076003 CR4: 0000000000771ef0
[    2.364206] PKRU: 55555554
[    2.364253] Call Trace:
[    2.364301]  <TASK>
[    2.364348]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.364402]  register_netdevice (net/core/dev.c:11488)
[    2.364458]  register_netdev (net/core/dev.c:11552)
[    2.364512]  loopback_net_init (drivers/net/loopback.c:218)
[    2.364570]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.364638]  ops_init (net/core/net_namespace.c:137)
[    2.364695]  setup_net (net/core/net_namespace.c:446)
[    2.364749]  copy_net_ns (net/core/net_namespace.c:579)
[    2.364804]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.364868]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.364938]  ksys_unshare (kernel/fork.c:3243)
[    2.364995]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.365051]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.365108]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.365169] RIP: 0033:0x7f505c4bdbcb
[    2.365229] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.365350] RSP: 002b:00007ffe80617528 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.365422] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f505c4bdbcb
[    2.365494] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.365568] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.365645] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe80619750
[    2.365717] R13: 0000000000000001 R14: 00007f505c1fb6f8 R15: 00007ffe8061a8be
| [    2.365990] ------------[ cut here ]------------
| [    2.366052] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/193
| [    2.366132] Modules linked in:
| [    2.366277] Tainted: [W]=WARN
[    2.366328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.366394] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.366455] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.366577] RSP: 0018:ff7b85284045fc10 EFLAGS: 00010286
[    2.366645] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.366717] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322ac00
[    2.366788] RBP: 0000000000000000 R08: ff37cdae841b96d0 R09: ff37cdae8418a830
[    2.366861] R10: ff37cdae8417d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.366943] R13: 0000000000000010 R14: ff37cdae8417d000 R15: ff37cdae8322ac00
[    2.367018] FS:  00007f505c1fb840(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[    2.367095] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.367166] CR2: 0000000000479648 CR3: 0000000005076003 CR4: 0000000000771ef0
[    2.367241] PKRU: 55555554
[    2.367288] Call Trace:
[    2.367338]  <TASK>
[    2.367385]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.367440]  register_netdevice (net/core/dev.c:11488)
[    2.367495]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.367555]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.367622]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.367680]  ops_init (net/core/net_namespace.c:137)
[    2.367742]  setup_net (net/core/net_namespace.c:446)
[    2.367801]  copy_net_ns (net/core/net_namespace.c:579)
[    2.367860]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.367929]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.367996]  ksys_unshare (kernel/fork.c:3243)
[    2.368053]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.368109]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.368171]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.368240] RIP: 0033:0x7f505c4bdbcb
[    2.368301] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.368428] RSP: 002b:00007ffe80617528 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.368508] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f505c4bdbcb
[    2.368583] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.368663] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.368735] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe80619750
[    2.368806] R13: 0000000000000001 R14: 00007f505c1fb6f8 R15: 00007ffe8061a8be
| [    2.369079] ------------[ cut here ]------------
| [    2.369137] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/193
| [    2.369216] Modules linked in:
| [    2.369358] Tainted: [W]=WARN
[    2.369416] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.369487] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.369547] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.369683] RSP: 0018:ff7b85284045fbf0 EFLAGS: 00010286
[    2.369749] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.369828] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322d800
[    2.369912] RBP: 0000000000000000 R08: ff37cdae83251b90 R09: ff37cdae84188830
[    2.369984] R10: ff37cdae8417c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.370062] R13: 0000000000000010 R14: ff37cdae8417c000 R15: ff37cdae8322d800
[    2.370142] FS:  00007f505c1fb840(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[    2.370221] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.370293] CR2: 0000000000479648 CR3: 0000000005076003 CR4: 0000000000771ef0
[    2.370369] PKRU: 55555554
[    2.370418] Call Trace:
[    2.370468]  <TASK>
[    2.370519]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.370580]  register_netdevice (net/core/dev.c:11488)
[    2.370642]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.370704]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.370766]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.370827]  ops_init (net/core/net_namespace.c:137)
[    2.370888]  setup_net (net/core/net_namespace.c:446)
[    2.370958]  copy_net_ns (net/core/net_namespace.c:579)
[    2.371019]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.371087]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.371155]  ksys_unshare (kernel/fork.c:3243)
[    2.371217]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.371272]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.371333]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.371401] RIP: 0033:0x7f505c4bdbcb
[    2.371459] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.371587] RSP: 002b:00007ffe80617528 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.371673] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f505c4bdbcb
[    2.371751] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.371826] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.371903] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe80619750
[    2.371980] R13: 0000000000000001 R14: 00007f505c1fb6f8 R15: 00007ffe8061a8be
| [    2.372273] ------------[ cut here ]------------
| [    2.372338] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/193
| [    2.372424] Modules linked in:
| [    2.372575] Tainted: [W]=WARN
[    2.372639] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.372711] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.372783] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.372914] RSP: 0018:ff7b85284045fca8 EFLAGS: 00010286
[    2.372982] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.373060] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322d300
[    2.373132] RBP: 0000000000000000 R08: ff37cdae84134590 R09: ff37cdae84190034
[    2.373211] R10: ff37cdae84193120 R11: fefefefefefefeff R12: 0000000000000000
[    2.373282] R13: 0000000000000010 R14: ff37cdae84193000 R15: ff37cdae8322d300
[    2.373362] FS:  00007f505c1fb840(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[    2.373436] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.373509] CR2: 0000000000479648 CR3: 0000000005076003 CR4: 0000000000771ef0
[    2.373588] PKRU: 55555554
[    2.373643] Call Trace:
[    2.373693]  <TASK>
[    2.373744]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.373804]  register_netdevice (net/core/dev.c:11488)
[    2.373859]  register_netdev (net/core/dev.c:11552)
[    2.373925]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.373989]  ops_init (net/core/net_namespace.c:137)
[    2.374050]  setup_net (net/core/net_namespace.c:446)
[    2.374106]  copy_net_ns (net/core/net_namespace.c:579)
[    2.374165]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.374232]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.374299]  ksys_unshare (kernel/fork.c:3243)
[    2.374361]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.374422]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.374484]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.374550] RIP: 0033:0x7f505c4bdbcb
[    2.374618] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.374745] RSP: 002b:00007ffe80617528 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.374824] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f505c4bdbcb
[    2.374909] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.374987] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.375066] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe80619750
[    2.375146] R13: 0000000000000001 R14: 00007f505c1fb6f8 R15: 00007ffe8061a8be
| [    2.375422] ------------[ cut here ]------------
| [    2.375482] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/193
| [    2.375569] Modules linked in:
| [    2.375717] Tainted: [W]=WARN
[    2.375776] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.375844] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.375912] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.376039] RSP: 0018:ff7b85284045fca0 EFLAGS: 00010286
[    2.376105] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.376184] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322d700
[    2.376256] RBP: 0000000000000000 R08: ff37cdae832514d0 R09: ff37cdae84195030
[    2.376329] R10: ff37cdae84190120 R11: fefefefefefefeff R12: 0000000000000000
[    2.376401] R13: 0000000000000010 R14: ff37cdae84190000 R15: ff37cdae8322d700
[    2.376482] FS:  00007f505c1fb840(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[    2.376556] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.376633] CR2: 0000000000479648 CR3: 0000000005076003 CR4: 0000000000771ef0
[    2.376714] PKRU: 55555554
[    2.376764] Call Trace:
[    2.376814]  <TASK>
[    2.376862]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.376929]  register_netdevice (net/core/dev.c:11488)
[    2.376990]  register_netdev (net/core/dev.c:11552)
[    2.377051]  sit_init_net (net/ipv6/sit.c:1860)
[    2.377113]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.377175]  ops_init (net/core/net_namespace.c:137)
[    2.377236]  setup_net (net/core/net_namespace.c:446)
[    2.377296]  copy_net_ns (net/core/net_namespace.c:579)
[    2.377355]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.377422]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.377490]  ksys_unshare (kernel/fork.c:3243)
[    2.377552]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.377618]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.377680]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.377749] RIP: 0033:0x7f505c4bdbcb
[    2.377809] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.377944] RSP: 002b:00007ffe80617528 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.378020] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f505c4bdbcb
[    2.378097] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.378174] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.378252] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe80619750
[    2.378330] R13: 0000000000000001 R14: 00007f505c1fb6f8 R15: 00007ffe8061a8be
| [    2.378653] ------------[ cut here ]------------
| [    2.378718] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/193
| [    2.378801] Modules linked in:
| [    2.378962] Tainted: [W]=WARN
[    2.379019] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.379085] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.379148] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.379282] RSP: 0018:ff7b85284045fca8 EFLAGS: 00010286
[    2.379348] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.379427] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae831fc000
[    2.379503] RBP: 0000000000000000 R08: ff37cdae8325c410 R09: ff37cdae8513a030
[    2.379575] R10: ff37cdae84195120 R11: fefefefefefefeff R12: 0000000000000000
[    2.379657] R13: 0000000000000010 R14: ff37cdae84195000 R15: ff37cdae831fc000
[    2.379739] FS:  00007f505c1fb840(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[    2.379815] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.379887] CR2: 0000000000479648 CR3: 0000000005076003 CR4: 0000000000771ef0
[    2.379964] PKRU: 55555554
[    2.380015] Call Trace:
[    2.380066]  <TASK>
[    2.380116]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.380178]  register_netdevice (net/core/dev.c:11488)
[    2.380239]  register_netdev (net/core/dev.c:11552)
[    2.380299]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.380355]  ops_init (net/core/net_namespace.c:137)
[    2.380418]  setup_net (net/core/net_namespace.c:446)
[    2.380474]  copy_net_ns (net/core/net_namespace.c:579)
[    2.380535]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.380610]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.380678]  ksys_unshare (kernel/fork.c:3243)
[    2.380739]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.380800]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.380861]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.380936] RIP: 0033:0x7f505c4bdbcb
[    2.380996] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.381122] RSP: 002b:00007ffe80617528 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.381200] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f505c4bdbcb
[    2.381275] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.381352] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.381423] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe80619750
[    2.381499] R13: 0000000000000001 R14: 00007f505c1fb6f8 R15: 00007ffe8061a8be
| [    2.385055] ------------[ cut here ]------------
| [    2.385089] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/194
| [    2.385142] Modules linked in:
| [    2.385226] Tainted: [W]=WARN
[    2.385249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.385283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.385314] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.385405] RSP: 0018:ff7b852840467720 EFLAGS: 00010286
[    2.385434] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.385475] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322b900
[    2.385515] RBP: 0000000000000000 R08: ff37cdae841b95d0 R09: ff37cdae82ff302c
[    2.385553] R10: ff37cdae84178120 R11: fefefefefefefeff R12: 0000000000000000
[    2.385598] R13: 0000000000000010 R14: ff37cdae84178000 R15: ff37cdae8322b900
[    2.385641] FS:  00007fbc710ae840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[    2.385684] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.385718] CR2: 000000001dd83988 CR3: 000000000412b003 CR4: 0000000000771ef0
[    2.385763] PKRU: 55555554
[    2.385779] Call Trace:
[    2.385796]  <TASK>
[    2.385813]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.385837]  __dev_notify_flags (net/core/dev.c:9787)
[    2.385860]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.385883]  netif_change_flags (net/core/dev.c:9820)
[    2.385908]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.385930]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.385962]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.385984]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.386008]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.386037]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.386059]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.386085]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.386116]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.386139]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.386162]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.386187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.386212]  ___sys_sendmsg (net/socket.c:2752)
[    2.386239]  __sys_sendmsg (net/socket.c:2784)
[    2.386262]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.386284]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.386313] RIP: 0033:0x7fbc712e808e
[    2.386339] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.386435] RSP: 002b:00007ffd66143a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.386476] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbc712e808e
[    2.386517] RDX: 0000000000000000 RSI: 00007ffd66143ac0 RDI: 0000000000000005
[    2.386556] RBP: 00007ffd66143a20 R08: 0000000000000000 R09: 0000000000000000
[    2.386601] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de39
[    2.386641] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd66144190
| [    2.399933] ------------[ cut here ]------------
| [    2.399967] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/198
| [    2.400017] Modules linked in:
| [    2.400097] Tainted: [W]=WARN
[    2.400120] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.400156] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.400186] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.400276] RSP: 0018:ff7b852840487cb8 EFLAGS: 00010286
[    2.400307] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.400346] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322b900
[    2.400384] RBP: 0000000000000000 R08: ff37cdae8325c650 R09: ff37cdae8501902c
[    2.400424] R10: ff37cdae8513c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.400465] R13: 0000000000000010 R14: ff37cdae8513c000 R15: ff37cdae8322b900
[    2.400511] FS:  00007f5cc7846840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[    2.400557] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.400596] CR2: 00007f5cc7bbf493 CR3: 000000000512f003 CR4: 0000000000771ef0
[    2.400637] PKRU: 55555554
[    2.400654] Call Trace:
[    2.400669]  <TASK>
[    2.400683]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.400707]  register_netdevice (net/core/dev.c:11488)
[    2.400727]  register_netdev (net/core/dev.c:11552)
[    2.400748]  loopback_net_init (drivers/net/loopback.c:218)
[    2.400774]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.400806]  ops_init (net/core/net_namespace.c:137)
[    2.400826]  setup_net (net/core/net_namespace.c:446)
[    2.400851]  copy_net_ns (net/core/net_namespace.c:579)
[    2.400885]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.400935]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.400963]  ksys_unshare (kernel/fork.c:3243)
[    2.400984]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.401005]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.401027]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.401057] RIP: 0033:0x7f5cc7b08bcb
[    2.401078] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.401174] RSP: 002b:00007ffd49825168 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.401217] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5cc7b08bcb
[    2.401257] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.401299] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.401341] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd49827390
[    2.401380] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd498278be
| [    2.401503] ------------[ cut here ]------------
| [    2.401531] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/198
| [    2.401580] Modules linked in:
| [    2.401661] Tainted: [W]=WARN
[    2.401686] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.401720] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.401752] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.401845] RSP: 0018:ff7b852840487c10 EFLAGS: 00010286
[    2.401876] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.401919] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83221700
[    2.401958] RBP: 0000000000000000 R08: ff37cdae841b17d0 R09: ff37cdae85022830
[    2.401999] R10: ff37cdae85019120 R11: fefefefefefefeff R12: 0000000000000000
[    2.402041] R13: 0000000000000010 R14: ff37cdae85019000 R15: ff37cdae83221700
[    2.402088] FS:  00007f5cc7846840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[    2.402134] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.402172] CR2: 00007f5cc7bbf493 CR3: 000000000512f003 CR4: 0000000000771ef0
[    2.402213] PKRU: 55555554
[    2.402228] Call Trace:
[    2.402243]  <TASK>
[    2.402258]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.402277]  register_netdevice (net/core/dev.c:11488)
[    2.402301]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.402324]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.402347]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.402369]  ops_init (net/core/net_namespace.c:137)
[    2.402391]  setup_net (net/core/net_namespace.c:446)
[    2.402414]  copy_net_ns (net/core/net_namespace.c:579)
[    2.402434]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.402465]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.402493]  ksys_unshare (kernel/fork.c:3243)
[    2.402516]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.402538]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.402562]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.402596] RIP: 0033:0x7f5cc7b08bcb
[    2.402618] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.402712] RSP: 002b:00007ffd49825168 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.402750] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5cc7b08bcb
[    2.402788] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.402831] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.402872] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd49827390
[    2.402917] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd498278be
| [    2.403029] ------------[ cut here ]------------
| [    2.403063] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/198
| [    2.403115] Modules linked in:
| [    2.403197] Tainted: [W]=WARN
[    2.403217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.403251] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.403279] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.403371] RSP: 0018:ff7b852840487bf0 EFLAGS: 00010286
[    2.403398] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.403439] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8320f400
[    2.403479] RBP: 0000000000000000 R08: ff37cdae841b18d0 R09: ff37cdae85021030
[    2.403526] R10: ff37cdae85018120 R11: fefefefefefefeff R12: 0000000000000000
[    2.403567] R13: 0000000000000010 R14: ff37cdae85018000 R15: ff37cdae8320f400
[    2.403615] FS:  00007f5cc7846840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[    2.403655] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.403689] CR2: 00007f5cc7bbf493 CR3: 000000000512f003 CR4: 0000000000771ef0
[    2.403731] PKRU: 55555554
[    2.403747] Call Trace:
[    2.403763]  <TASK>
[    2.403776]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.403799]  register_netdevice (net/core/dev.c:11488)
[    2.403821]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.403844]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.403867]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.403891]  ops_init (net/core/net_namespace.c:137)
[    2.403916]  setup_net (net/core/net_namespace.c:446)
[    2.403940]  copy_net_ns (net/core/net_namespace.c:579)
[    2.403961]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.403988]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.404015]  ksys_unshare (kernel/fork.c:3243)
[    2.404034]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.404058]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.404082]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.404111] RIP: 0033:0x7f5cc7b08bcb
[    2.404131] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.404224] RSP: 002b:00007ffd49825168 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.404266] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5cc7b08bcb
[    2.404305] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.404344] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.404385] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd49827390
[    2.404423] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd498278be
| [    2.404599] ------------[ cut here ]------------
| [    2.404627] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/198
| [    2.404675] Modules linked in:
| [    2.404749] Tainted: [W]=WARN
[    2.404768] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.404802] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.404829] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.404924] RSP: 0018:ff7b852840487ca8 EFLAGS: 00010286
[    2.404956] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.405001] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8320fc00
[    2.405043] RBP: 0000000000000000 R08: ff37cdae841b1d10 R09: ff37cdae8501c034
[    2.405085] R10: ff37cdae8501f120 R11: fefefefefefefeff R12: 0000000000000000
[    2.405126] R13: 0000000000000010 R14: ff37cdae8501f000 R15: ff37cdae8320fc00
[    2.405167] FS:  00007f5cc7846840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[    2.405206] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.405238] CR2: 00007f5cc7bbf493 CR3: 000000000512f003 CR4: 0000000000771ef0
[    2.405282] PKRU: 55555554
[    2.405296] Call Trace:
[    2.405309]  <TASK>
[    2.405326]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.405349]  register_netdevice (net/core/dev.c:11488)
[    2.405370]  register_netdev (net/core/dev.c:11552)
[    2.405397]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.405420]  ops_init (net/core/net_namespace.c:137)
[    2.405442]  setup_net (net/core/net_namespace.c:446)
[    2.405464]  copy_net_ns (net/core/net_namespace.c:579)
[    2.405488]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.405517]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.405546]  ksys_unshare (kernel/fork.c:3243)
[    2.405567]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.405588]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.405614]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.405645] RIP: 0033:0x7f5cc7b08bcb
[    2.405666] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.405762] RSP: 002b:00007ffd49825168 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.405805] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5cc7b08bcb
[    2.405841] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.405883] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.405927] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd49827390
[    2.405968] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd498278be
| [    2.406103] ------------[ cut here ]------------
| [    2.406129] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/198
| [    2.406178] Modules linked in:
| [    2.406254] Tainted: [W]=WARN
[    2.406274] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.406310] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.406338] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.406432] RSP: 0018:ff7b852840487ca0 EFLAGS: 00010286
[    2.406460] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.406500] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322b900
[    2.406539] RBP: 0000000000000000 R08: ff37cdae841b1cd0 R09: ff37cdae85031030
[    2.406582] R10: ff37cdae8501c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.406628] R13: 0000000000000010 R14: ff37cdae8501c000 R15: ff37cdae8322b900
[    2.406670] FS:  00007f5cc7846840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[    2.406711] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.406748] CR2: 00007f5cc7bbf493 CR3: 000000000512f003 CR4: 0000000000771ef0
[    2.406791] PKRU: 55555554
[    2.406805] Call Trace:
[    2.406819]  <TASK>
[    2.406836]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.406859]  register_netdevice (net/core/dev.c:11488)
[    2.406881]  register_netdev (net/core/dev.c:11552)
[    2.406909]  sit_init_net (net/ipv6/sit.c:1860)
[    2.406931]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.406954]  ops_init (net/core/net_namespace.c:137)
[    2.406977]  setup_net (net/core/net_namespace.c:446)
[    2.406999]  copy_net_ns (net/core/net_namespace.c:579)
[    2.407020]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.407054]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.407083]  ksys_unshare (kernel/fork.c:3243)
[    2.407105]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.407129]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.407152]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.407180] RIP: 0033:0x7f5cc7b08bcb
[    2.407200] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.407293] RSP: 002b:00007ffd49825168 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.407338] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5cc7b08bcb
[    2.407385] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.407424] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.407467] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd49827390
[    2.407510] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd498278be
| [    2.407646] ------------[ cut here ]------------
| [    2.407672] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/198
| [    2.407717] Modules linked in:
| [    2.407793] Tainted: [W]=WARN
[    2.407812] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.407847] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.407874] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.407965] RSP: 0018:ff7b852840487ca8 EFLAGS: 00010286
[    2.407993] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.408034] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8313ab00
[    2.408076] RBP: 0000000000000000 R08: ff37cdae841b1890 R09: ff37cdae85036030
[    2.408114] R10: ff37cdae85031120 R11: fefefefefefefeff R12: 0000000000000000
[    2.408155] R13: 0000000000000010 R14: ff37cdae85031000 R15: ff37cdae8313ab00
[    2.408201] FS:  00007f5cc7846840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[    2.408242] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.408278] CR2: 00007f5cc7bbf493 CR3: 000000000512f003 CR4: 0000000000771ef0
[    2.408319] PKRU: 55555554
[    2.408336] Call Trace:
[    2.408349]  <TASK>
[    2.408362]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.408385]  register_netdevice (net/core/dev.c:11488)
[    2.408409]  register_netdev (net/core/dev.c:11552)
[    2.408428]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.408451]  ops_init (net/core/net_namespace.c:137)
[    2.408474]  setup_net (net/core/net_namespace.c:446)
[    2.408495]  copy_net_ns (net/core/net_namespace.c:579)
[    2.408517]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.408544]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.408570]  ksys_unshare (kernel/fork.c:3243)
[    2.408596]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.408619]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.408642]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.408668] RIP: 0033:0x7f5cc7b08bcb
[    2.408690] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.408780] RSP: 002b:00007ffd49825168 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.408821] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5cc7b08bcb
[    2.408861] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.408901] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.408944] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd49827390
[    2.408985] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd498278be
| [    2.412183] ------------[ cut here ]------------
| [    2.412215] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/199
| [    2.412268] Modules linked in:
| [    2.412345] Tainted: [W]=WARN
[    2.412364] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.412397] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.412427] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.412521] RSP: 0018:ff7b85284048f720 EFLAGS: 00010286
[    2.412549] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.412590] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83228c00
[    2.412637] RBP: 0000000000000000 R08: ff37cdae8325c650 R09: ff37cdae8118002c
[    2.412681] R10: ff37cdae8513c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.412725] R13: 0000000000000010 R14: ff37cdae8513c000 R15: ff37cdae83228c00
[    2.412768] FS:  00007fdfec5fb840(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[    2.412808] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.412842] CR2: 00000000070b3988 CR3: 0000000005078003 CR4: 0000000000771ef0
[    2.412887] PKRU: 55555554
[    2.412909] Call Trace:
[    2.412925]  <TASK>
[    2.412941]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.412963]  __dev_notify_flags (net/core/dev.c:9787)
[    2.412985]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.413010]  netif_change_flags (net/core/dev.c:9820)
[    2.413032]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.413058]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.413090]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.413114]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.413141]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.413169]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.413190]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.413214]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.413244]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.413266]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.413289]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.413313]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.413332]  ___sys_sendmsg (net/socket.c:2752)
[    2.413354]  __sys_sendmsg (net/socket.c:2784)
[    2.413378]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.413400]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.413429] RIP: 0033:0x7fdfec83508e
[    2.413451] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.413547] RSP: 002b:00007ffe1726d460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.413596] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdfec83508e
[    2.413637] RDX: 0000000000000000 RSI: 00007ffe1726d510 RDI: 0000000000000005
[    2.413682] RBP: 00007ffe1726d470 R08: 0000000000000000 R09: 0000000000000000
[    2.413723] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de39
[    2.413766] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1726dbe0
| [    2.425408] ------------[ cut here ]------------
| [    2.425441] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/202
| [    2.425494] Modules linked in:
| [    2.425581] Tainted: [W]=WARN
[    2.425609] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.425653] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.425684] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.425785] RSP: 0018:ff7b8528404a75f0 EFLAGS: 00010286
[    2.425813] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.425854] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312fa00
[    2.425902] RBP: 0000000000000000 R08: ff37cdae841e2050 R09: ff37cdae85269030
[    2.425946] R10: ff37cdae85035120 R11: fefefefefefefeff R12: 0000000000000000
[    2.425990] R13: 0000000000000010 R14: ff37cdae85035000 R15: ff37cdae8312fa00
[    2.426035] FS:  00007f163cce0840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[    2.426080] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.426118] CR2: 00000000004eb188 CR3: 0000000005177003 CR4: 0000000000771ef0
[    2.426160] PKRU: 55555554
[    2.426177] Call Trace:
[    2.426192]  <TASK>
[    2.426207]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.426231]  __dev_notify_flags (net/core/dev.c:9787)
[    2.426255]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.426279]  veth_newlink (drivers/net/veth.c:1871)
[    2.426303]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.426325]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.426355]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.426378]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.426410]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.426440]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.426465]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.426489]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.426512]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.426537]  ___sys_sendmsg (net/socket.c:2752)
[    2.426560]  __sys_sendmsg (net/socket.c:2784)
[    2.426586]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.426614]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.426645] RIP: 0033:0x7f163cf1a08e
[    2.426669] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.426770] RSP: 002b:00007ffde4dc46f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.426815] RAX: ffffffffffffffda RBX: 00007ffde4dc4e98 RCX: 00007f163cf1a08e
[    2.426862] RDX: 0000000000000000 RSI: 00007ffde4dc47a0 RDI: 0000000000000005
[    2.426911] RBP: 00007ffde4dc4700 R08: 0000000000000000 R09: 0000000000000000
[    2.426954] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de39
[    2.427002] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde4dc4e70
| [    2.427249] ------------[ cut here ]------------
| [    2.427281] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/202
| [    2.427333] Modules linked in:
| [    2.427419] Tainted: [W]=WARN
[    2.427441] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.427475] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.427505] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.427605] RSP: 0018:ff7b8528404a7870 EFLAGS: 00010286
[    2.427637] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.427675] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322b900
[    2.427713] RBP: 0000000000000000 R08: ff37cdae84141910 R09: ff37cdae8526e030
[    2.427753] R10: ff37cdae85036120 R11: fefefefefefefeff R12: 0000000000000000
[    2.427791] R13: 0000000000000010 R14: ff37cdae85036000 R15: ff37cdae8322b900
[    2.427834] FS:  00007f163cce0840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[    2.427877] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.427913] CR2: 00000000004eb188 CR3: 0000000005177003 CR4: 0000000000771ef0
[    2.427955] PKRU: 55555554
[    2.427970] Call Trace:
[    2.427984]  <TASK>
[    2.428000]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.428022]  __dev_notify_flags (net/core/dev.c:9787)
[    2.428046]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.428070]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.428093]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.428122]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.428146]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.428177]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.428206]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.428229]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.428254]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.428274]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.428298]  ___sys_sendmsg (net/socket.c:2752)
[    2.428324]  __sys_sendmsg (net/socket.c:2784)
[    2.428346]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.428368]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.428397] RIP: 0033:0x7f163cf1a08e
[    2.428419] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.428516] RSP: 002b:00007ffde4dc46f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.428555] RAX: ffffffffffffffda RBX: 00007ffde4dc4e98 RCX: 00007f163cf1a08e
[    2.428604] RDX: 0000000000000000 RSI: 00007ffde4dc47a0 RDI: 0000000000000005
[    2.428647] RBP: 00007ffde4dc4700 R08: 0000000000000000 R09: 0000000000000000
[    2.428692] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de39
[    2.428732] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde4dc4e70
| [    2.432086] ------------[ cut here ]------------
| [    2.432117] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/203
| [    2.432174] Modules linked in:
| [    2.432251] Tainted: [W]=WARN
[    2.432275] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.432308] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.432340] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.432440] RSP: 0018:ff7b8528404af5f0 EFLAGS: 00010286
[    2.432472] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.432511] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83228d00
[    2.432554] RBP: 0000000000000000 R08: ff37cdae8419ae50 R09: ff37cdae8437b030
[    2.432597] R10: ff37cdae82ff7120 R11: fefefefefefefeff R12: 0000000000000000
[    2.432639] R13: 0000000000000010 R14: ff37cdae82ff7000 R15: ff37cdae83228d00
[    2.432682] FS:  00007f51d2162840(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[    2.432727] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.432764] CR2: 00000000004eb188 CR3: 000000000517b003 CR4: 0000000000771ef0
[    2.432811] PKRU: 55555554
[    2.432826] Call Trace:
[    2.432841]  <TASK>
[    2.432857]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.432880]  __dev_notify_flags (net/core/dev.c:9787)
[    2.432916]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.432942]  veth_newlink (drivers/net/veth.c:1871)
[    2.432965]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.432989]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.433023]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.433047]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.433076]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.433106]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.433130]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.433152]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.433175]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.433198]  ___sys_sendmsg (net/socket.c:2752)
[    2.433221]  __sys_sendmsg (net/socket.c:2784)
[    2.433245]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.433269]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.433299] RIP: 0033:0x7f51d239c08e
[    2.433323] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.433418] RSP: 002b:00007fff69185510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.433463] RAX: ffffffffffffffda RBX: 00007fff69185cb8 RCX: 00007f51d239c08e
[    2.433506] RDX: 0000000000000000 RSI: 00007fff691855c0 RDI: 0000000000000005
[    2.433549] RBP: 00007fff69185520 R08: 0000000000000000 R09: 0000000000000000
[    2.433596] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de39
[    2.433643] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff69185c90
| [    2.433836] ------------[ cut here ]------------
| [    2.433868] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/203
| [    2.433922] Modules linked in:
| [    2.434009] Tainted: [W]=WARN
[    2.434034] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.434068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.434096] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.434195] RSP: 0018:ff7b8528404af870 EFLAGS: 00010286
[    2.434228] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.434270] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83228d00
[    2.434314] RBP: 0000000000000000 R08: ff37cdae841b1ad0 R09: ff37cdae84378030
[    2.434355] R10: ff37cdae81180120 R11: fefefefefefefeff R12: 0000000000000000
[    2.434398] R13: 0000000000000010 R14: ff37cdae81180000 R15: ff37cdae83228d00
[    2.434444] FS:  00007f51d2162840(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[    2.434487] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.434521] CR2: 00000000004eb188 CR3: 000000000517b003 CR4: 0000000000771ef0
[    2.434563] PKRU: 55555554
[    2.434578] Call Trace:
[    2.434591]  <TASK>
[    2.434614]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.434638]  __dev_notify_flags (net/core/dev.c:9787)
[    2.434661]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.434686]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.434709]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.434738]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.434766]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.434796]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.434824]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.434855]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.434878]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.434904]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.434927]  ___sys_sendmsg (net/socket.c:2752)
[    2.434950]  __sys_sendmsg (net/socket.c:2784)
[    2.434971]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.434992]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.435020] RIP: 0033:0x7f51d239c08e
[    2.435049] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.435144] RSP: 002b:00007fff69185510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.435184] RAX: ffffffffffffffda RBX: 00007fff69185cb8 RCX: 00007f51d239c08e
[    2.435224] RDX: 0000000000000000 RSI: 00007fff691855c0 RDI: 0000000000000005
[    2.435265] RBP: 00007fff69185520 R08: 0000000000000000 R09: 0000000000000000
[    2.435307] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de39
[    2.435346] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff69185c90
| [    2.438802] ------------[ cut here ]------------
| [    2.438833] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/204
| [    2.438884] Modules linked in:
| [    2.438979] Tainted: [W]=WARN
[    2.439004] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.439043] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.439074] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.439175] RSP: 0018:ff7b8528404b7870 EFLAGS: 00010286
[    2.439202] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.439245] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8320ff00
[    2.439285] RBP: 0000000000000000 R08: ff37cdae81c49490 R09: ff37cdae8437f030
[    2.439328] R10: ff37cdae8526e120 R11: fefefefefefefeff R12: 0000000000000000
[    2.439367] R13: 0000000000000010 R14: ff37cdae8526e000 R15: ff37cdae8320ff00
[    2.439410] FS:  00007fa6982c3840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[    2.439457] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.439492] CR2: 00000000004a77b8 CR3: 0000000005177005 CR4: 0000000000771ef0
[    2.439533] PKRU: 55555554
[    2.439547] Call Trace:
[    2.439560]  <TASK>
[    2.439577]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.439605]  __dev_notify_flags (net/core/dev.c:9787)
[    2.439628]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.439650]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.439673]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.439699]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.439720]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.439749]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.439779]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.439799]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.439823]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.439847]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.439868]  ___sys_sendmsg (net/socket.c:2752)
[    2.439894]  __sys_sendmsg (net/socket.c:2784)
[    2.439922]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.439943]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.439969] RIP: 0033:0x7fa6984fd08e
[    2.439994] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.440089] RSP: 002b:00007ffe2cdc9490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.440134] RAX: ffffffffffffffda RBX: 00007ffe2cdc9c38 RCX: 00007fa6984fd08e
[    2.440178] RDX: 0000000000000000 RSI: 00007ffe2cdc9540 RDI: 0000000000000005
[    2.440218] RBP: 00007ffe2cdc94a0 R08: 0000000000000000 R09: 0000000000000000
[    2.440261] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de39
[    2.440301] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2cdc9c10
| [    2.443369] ------------[ cut here ]------------
| [    2.443399] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/205
| [    2.443451] Modules linked in:
| [    2.443532] Tainted: [W]=WARN
[    2.443554] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.443588] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.443620] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.443716] RSP: 0018:ff7b8528404bf720 EFLAGS: 00010286
[    2.443744] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.443786] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83228d00
[    2.443828] RBP: 0000000000000000 R08: ff37cdae81c49490 R09: ff37cdae84378030
[    2.443868] R10: ff37cdae8526e120 R11: fefefefefefefeff R12: 0000000000000000
[    2.443909] R13: 0000000000000010 R14: ff37cdae8526e000 R15: ff37cdae83228d00
[    2.443952] FS:  00007f0375590840(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[    2.443994] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.444031] CR2: 00007f03758601a0 CR3: 000000000517b005 CR4: 0000000000771ef0
[    2.444077] PKRU: 55555554
[    2.444092] Call Trace:
[    2.444107]  <TASK>
[    2.444123]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.444150]  __dev_notify_flags (net/core/dev.c:9787)
[    2.444174]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.444196]  netif_change_flags (net/core/dev.c:9820)
[    2.444219]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.444241]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.444273]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.444297]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.444321]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.444350]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.444373]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.444397]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.444427]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.444450]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.444475]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.444499]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.444522]  ___sys_sendmsg (net/socket.c:2752)
[    2.444544]  __sys_sendmsg (net/socket.c:2784)
[    2.444565]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.444587]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.444619] RIP: 0033:0x7f03757ca08e
[    2.444639] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.444732] RSP: 002b:00007ffc626e0d50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.444773] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f03757ca08e
[    2.444812] RDX: 0000000000000000 RSI: 00007ffc626e0e00 RDI: 0000000000000005
[    2.444851] RBP: 00007ffc626e0d60 R08: 0000000000000000 R09: 0000000000000000
[    2.444892] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de39
[    2.444936] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc626e14d0
| [    2.454231] ------------[ cut here ]------------
| [    2.454263] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/208
| [    2.454314] Modules linked in:
| [    2.454399] Tainted: [W]=WARN
[    2.454421] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.454454] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.454484] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.454573] RSP: 0018:ff7b8528404d7720 EFLAGS: 00010286
[    2.454613] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.454655] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8320ff00
[    2.454694] RBP: 0000000000000000 R08: ff37cdae841e2050 R09: ff37cdae8437f030
[    2.454734] R10: ff37cdae85035120 R11: fefefefefefefeff R12: 0000000000000000
[    2.454786] R13: 0000000000000010 R14: ff37cdae85035000 R15: ff37cdae8320ff00
[    2.454826] FS:  00007fab26405840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[    2.454871] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.454914] CR2: 000000002a776988 CR3: 0000000005177004 CR4: 0000000000771ef0
[    2.454955] PKRU: 55555554
[    2.454968] Call Trace:
[    2.454985]  <TASK>
[    2.454999]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.455022]  __dev_notify_flags (net/core/dev.c:9787)
[    2.455048]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.455073]  netif_change_flags (net/core/dev.c:9820)
[    2.455095]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.455118]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.455152]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.455176]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.455201]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.455237]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.455261]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.455285]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.455320]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.455344]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.455367]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.455392]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.455415]  ___sys_sendmsg (net/socket.c:2752)
[    2.455438]  __sys_sendmsg (net/socket.c:2784)
[    2.455466]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.455492]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.455522] RIP: 0033:0x7fab2663f08e
[    2.455544] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.455647] RSP: 002b:00007fffa1be9390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.455696] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fab2663f08e
[    2.455740] RDX: 0000000000000000 RSI: 00007fffa1be9440 RDI: 0000000000000005
[    2.455781] RBP: 00007fffa1be93a0 R08: 0000000000000000 R09: 0000000000000000
[    2.455825] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de39
[    2.455867] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa1be9b10
| [    2.459131] ------------[ cut here ]------------
| [    2.459191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/209
| [    2.459274] Modules linked in:
| [    2.459424] Tainted: [W]=WARN
[    2.459483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.459554] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.459624] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.459744] RSP: 0018:ff7b8528404df720 EFLAGS: 00010286
[    2.459805] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.459875] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322d400
[    2.459957] RBP: 0000000000000000 R08: ff37cdae8419ae50 R09: ff37cdae8513a030
[    2.460029] R10: ff37cdae82ff7120 R11: fefefefefefefeff R12: 0000000000000000
[    2.460102] R13: 0000000000000010 R14: ff37cdae82ff7000 R15: ff37cdae8322d400
[    2.460179] FS:  00007f042b942840(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[    2.460253] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.460319] CR2: 00007f042bc121a0 CR3: 0000000005076002 CR4: 0000000000771ef0
[    2.460392] PKRU: 55555554
[    2.460443] Call Trace:
[    2.460490]  <TASK>
[    2.460536]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.460604]  __dev_notify_flags (net/core/dev.c:9787)
[    2.460661]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.460722]  netif_change_flags (net/core/dev.c:9820)
[    2.460781]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.460841]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.460913]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.460972]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.461032]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.461093]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.461152]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.461208]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.461275]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.461331]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.461387]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.461448]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.461503]  ___sys_sendmsg (net/socket.c:2752)
[    2.461560]  __sys_sendmsg (net/socket.c:2784)
[    2.461626]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.461685]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.461767] RIP: 0033:0x7f042bb7c08e
[    2.461823] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.461950] RSP: 002b:00007fff9976fcc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.462026] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f042bb7c08e
[    2.462100] RDX: 0000000000000000 RSI: 00007fff9976fd70 RDI: 0000000000000005
[    2.462174] RBP: 00007fff9976fcd0 R08: 0000000000000000 R09: 0000000000000000
[    2.462252] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de39
[    2.462329] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff99770440
| [    2.483584] ------------[ cut here ]------------
| [    2.483621] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/216
| [    2.483670] Modules linked in:
| [    2.483749] Tainted: [W]=WARN
[    2.483770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.483806] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.483837] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.483935] RSP: 0018:ff7b852840517870 EFLAGS: 00010286
[    2.483965] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.484007] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8320ff00
[    2.484050] RBP: 0000000000000000 R08: ff37cdae83251b10 R09: ff37cdae8437c030
[    2.484089] R10: ff37cdae8437f120 R11: fefefefefefefeff R12: 0000000000000000
[    2.484134] R13: 0000000000000010 R14: ff37cdae8437f000 R15: ff37cdae8320ff00
[    2.484177] FS:  00007f1e72f8e840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[    2.484220] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.484258] CR2: 00007f1e7329ff10 CR3: 000000000519f005 CR4: 0000000000771ef0
[    2.484298] PKRU: 55555554
[    2.484313] Call Trace:
[    2.484328]  <TASK>
[    2.484344]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.484367]  __dev_notify_flags (net/core/dev.c:9787)
[    2.484390]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.484413]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.484436]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.484465]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.484487]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.484516]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.484542]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.484565]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.484587]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.484612]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.484635]  ___sys_sendmsg (net/socket.c:2752)
[    2.484657]  __sys_sendmsg (net/socket.c:2784)
[    2.484676]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.484696]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.484726] RIP: 0033:0x7f1e731c808e
[    2.484745] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.484835] RSP: 002b:00007ffc0d2478e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.484875] RAX: ffffffffffffffda RBX: 00007ffc0d248088 RCX: 00007f1e731c808e
[    2.484920] RDX: 0000000000000000 RSI: 00007ffc0d247990 RDI: 0000000000000005
[    2.484959] RBP: 00007ffc0d2478f0 R08: 0000000000000000 R09: 0000000000000000
[    2.484999] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de39
[    2.485038] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0d248060
| [    2.488099] ------------[ cut here ]------------
| [    2.488157] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/217
| [    2.488247] Modules linked in:
| [    2.488400] Tainted: [W]=WARN
[    2.488459] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.488531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.488608] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.488740] RSP: 0018:ff7b85284051f720 EFLAGS: 00010286
[    2.488805] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.488884] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322d800
[    2.488964] RBP: 0000000000000000 R08: ff37cdae83251b10 R09: ff37cdae8513a030
[    2.489047] R10: ff37cdae8437f120 R11: fefefefefefefeff R12: 0000000000000000
[    2.489123] R13: 0000000000000010 R14: ff37cdae8437f000 R15: ff37cdae8322d800
[    2.489204] FS:  00007f2ffd65b840(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[    2.489283] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.489357] CR2: 000000001d274988 CR3: 0000000005076003 CR4: 0000000000771ef0
[    2.489437] PKRU: 55555554
[    2.489487] Call Trace:
[    2.489538]  <TASK>
[    2.489588]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.489654]  __dev_notify_flags (net/core/dev.c:9787)
[    2.489715]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.489777]  netif_change_flags (net/core/dev.c:9820)
[    2.489838]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.489907]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.489978]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.490038]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.490100]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.490173]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.490233]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.490296]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.490360]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.490419]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.490481]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.490540]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.490605]  ___sys_sendmsg (net/socket.c:2752)
[    2.490668]  __sys_sendmsg (net/socket.c:2784)
[    2.490730]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.490790]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.490863] RIP: 0033:0x7f2ffd89508e
[    2.490928] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.491058] RSP: 002b:00007ffefed24320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.491138] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2ffd89508e
[    2.491218] RDX: 0000000000000000 RSI: 00007ffefed243d0 RDI: 0000000000000005
[    2.491295] RBP: 00007ffefed24330 R08: 0000000000000000 R09: 0000000000000000
[    2.491370] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de39
[    2.491449] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefed24aa0
| [    2.500577] ------------[ cut here ]------------
| [    2.500611] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/220
| [    2.500662] Modules linked in:
| [    2.500740] Tainted: [W]=WARN
[    2.500762] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.500796] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.500826] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.500923] RSP: 0018:ff7b852840537720 EFLAGS: 00010286
[    2.500952] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.500995] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83228c00
[    2.501034] RBP: 0000000000000000 R08: ff37cdae84141910 R09: ff37cdae84378030
[    2.501074] R10: ff37cdae85036120 R11: fefefefefefefeff R12: 0000000000000000
[    2.501113] R13: 0000000000000010 R14: ff37cdae85036000 R15: ff37cdae83228c00
[    2.501154] FS:  00007f90fa9b6840(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[    2.501197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.501231] CR2: 000000002833d988 CR3: 000000000517b002 CR4: 0000000000771ef0
[    2.501270] PKRU: 55555554
[    2.501286] Call Trace:
[    2.501299]  <TASK>
[    2.501316]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.501340]  __dev_notify_flags (net/core/dev.c:9787)
[    2.501363]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.501385]  netif_change_flags (net/core/dev.c:9820)
[    2.501414]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.501441]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.501474]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.501498]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.501520]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.501550]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.501572]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.501601]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.501632]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.501654]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.501677]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.501700]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.501723]  ___sys_sendmsg (net/socket.c:2752)
[    2.501746]  __sys_sendmsg (net/socket.c:2784)
[    2.501769]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.501792]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.501821] RIP: 0033:0x7f90fabf008e
[    2.501843] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.501939] RSP: 002b:00007ffc9b685de0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.501980] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f90fabf008e
[    2.502024] RDX: 0000000000000000 RSI: 00007ffc9b685e90 RDI: 0000000000000005
[    2.502065] RBP: 00007ffc9b685df0 R08: 0000000000000000 R09: 0000000000000000
[    2.502104] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de39
[    2.502150] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9b686560
| [    2.502264] ------------[ cut here ]------------
| [    2.502299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/36
| [    2.502360] Modules linked in:
| [    2.502442] Tainted: [W]=WARN
[    2.502465] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.502500] Workqueue: events_unbound linkwatch_event
[    2.502531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.502561] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.502660] RSP: 0018:ff7b85284014bd50 EFLAGS: 00010286
[    2.502687] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.502734] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83228b00
[    2.502776] RBP: 0000000000000000 R08: ff37cdae841e2050 R09: ff37cdae81ea7030
[    2.502820] R10: ff37cdae85035120 R11: fefefefefefefeff R12: 0000000000000000
[    2.502861] R13: 0000000000000010 R14: ff37cdae85035000 R15: ff37cdae83228b00
[    2.502913] FS:  0000000000000000(0000) GS:ff37cdaf26ac8000(0000) knlGS:0000000000000000
[    2.502953] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.502990] CR2: 000055e035d8fd5c CR3: 0000000004251002 CR4: 0000000000771ef0
[    2.503033] PKRU: 55555554
[    2.503047] Call Trace:
[    2.503060]  <TASK>
[    2.503075]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.503099]  netif_state_change (net/core/dev.c:1605)
[    2.503124]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.503143]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.503169]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.503195]  process_one_work (kernel/workqueue.c:3314)
[    2.503221]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.503244]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.503271]  kthread (kernel/kthread.c:436)
[    2.503296]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.503319]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.503345]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.503373]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.506348] ------------[ cut here ]------------
| [    2.506380] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/221
| [    2.506437] Modules linked in:
| [    2.506523] Tainted: [W]=WARN
[    2.506545] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.506579] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.506615] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.506716] RSP: 0018:ff7b85284053f720 EFLAGS: 00010286
[    2.506743] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.506784] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8320ff00
[    2.506828] RBP: 0000000000000000 R08: ff37cdae841b1ad0 R09: ff37cdae8437c030
[    2.506867] R10: ff37cdae81180120 R11: fefefefefefefeff R12: 0000000000000000
[    2.506917] R13: 0000000000000010 R14: ff37cdae81180000 R15: ff37cdae8320ff00
[    2.506963] FS:  00007fa61dc0a840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[    2.507004] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.507039] CR2: 000000002b25b988 CR3: 000000000519f003 CR4: 0000000000771ef0
[    2.507082] PKRU: 55555554
[    2.507094] Call Trace:
[    2.507108]  <TASK>
[    2.507123]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.507145]  __dev_notify_flags (net/core/dev.c:9787)
[    2.507168]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.507192]  netif_change_flags (net/core/dev.c:9820)
[    2.507216]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.507242]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.507275]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.507303]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.507328]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.507359]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.507384]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.507409]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.507437]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.507457]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.507482]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.507509]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.507533]  ___sys_sendmsg (net/socket.c:2752)
[    2.507560]  __sys_sendmsg (net/socket.c:2784)
[    2.507582]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.507608]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.507637] RIP: 0033:0x7fa61de4408e
[    2.507664] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.507766] RSP: 002b:00007ffee2beda10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.507808] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa61de4408e
[    2.507849] RDX: 0000000000000000 RSI: 00007ffee2bedac0 RDI: 0000000000000005
[    2.507900] RBP: 00007ffee2beda20 R08: 0000000000000000 R09: 0000000000000000
[    2.507943] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de39
[    2.507989] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee2bee190
| [    2.508102] ------------[ cut here ]------------
| [    2.508139] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/39
| [    2.508199] Modules linked in:
| [    2.508280] Tainted: [W]=WARN
[    2.508302] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.508339] Workqueue: events_unbound linkwatch_event
[    2.508372] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.508406] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.508506] RSP: 0018:ff7b852840163d50 EFLAGS: 00010286
[    2.508535] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.508574] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83228b00
[    2.508619] RBP: 0000000000000000 R08: ff37cdae8419ae50 R09: ff37cdae81ea7030
[    2.508661] R10: ff37cdae82ff7120 R11: fefefefefefefeff R12: 0000000000000000
[    2.508708] R13: 0000000000000010 R14: ff37cdae82ff7000 R15: ff37cdae83228b00
[    2.508754] FS:  0000000000000000(0000) GS:ff37cdaf26ac8000(0000) knlGS:0000000000000000
[    2.508797] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.508834] CR2: 000055e035d8fd5c CR3: 0000000004251002 CR4: 0000000000771ef0
[    2.508882] PKRU: 55555554
[    2.508900] Call Trace:
[    2.508916]  <TASK>
[    2.508936]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.508960]  netif_state_change (net/core/dev.c:1605)
[    2.508985]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.509008]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.509037]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.509058]  process_one_work (kernel/workqueue.c:3314)
[    2.509084]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.509106]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.509129]  kthread (kernel/kthread.c:436)
[    2.509152]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.509176]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.509205]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.509229]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.512230] ------------[ cut here ]------------
| [    2.512265] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/222
| [    2.512313] Modules linked in:
| [    2.512388] Tainted: [W]=WARN
[    2.512415] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.512446] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.512476] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.512565] RSP: 0018:ff7b8528405476d0 EFLAGS: 00010286
[    2.512598] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.512648] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83228d00
[    2.512687] RBP: 0000000000000000 R08: ff37cdae84141910 R09: ff37cdae84378030
[    2.512726] R10: ff37cdae85036120 R11: fefefefefefefeff R12: 0000000000000000
[    2.512768] R13: 0000000000000010 R14: ff37cdae85036000 R15: ff37cdae83228d00
[    2.512815] FS:  00007fc8b1036840(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[    2.512856] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.512891] CR2: 00000000004eb4a8 CR3: 000000000517b005 CR4: 0000000000771ef0
[    2.512938] PKRU: 55555554
[    2.512952] Call Trace:
[    2.512967]  <TASK>
[    2.512983]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.513010]  netif_state_change (net/core/dev.c:1605)
[    2.513033]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.513055]  linkwatch_sync_dev (net/core/link_watch.c:295)
[    2.513079]  rtnl_getlink (net/core/rtnetlink.c:4273)
[    2.513102]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[    2.513131]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.513154]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    2.513183]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.513212]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.513236]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.513259]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.513282]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.513305]  ___sys_sendmsg (net/socket.c:2752)
[    2.513330]  __sys_sendmsg (net/socket.c:2784)
[    2.513354]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.513376]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.513405] RIP: 0033:0x7fc8b127008e
[    2.513427] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.513530] RSP: 002b:00007ffda3fdee90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.513576] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc8b127008e
[    2.513625] RDX: 0000000000000000 RSI: 00007ffda3fdef40 RDI: 0000000000000006
[    2.513665] RBP: 00007ffda3fdeea0 R08: 0000000000000000 R09: 0000000000000000
[    2.513709] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de39
[    2.513749] R13: 00007ffda3fdeff0 R14: 0000000000000000 R15: 00007ffda3fdfb68
| [    2.516903] ------------[ cut here ]------------
| [    2.516932] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/223
| [    2.516984] Modules linked in:
| [    2.517060] Tainted: [W]=WARN
[    2.517082] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.517118] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.517146] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.517245] RSP: 0018:ff7b85284054f6d0 EFLAGS: 00010286
[    2.517274] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.517313] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322b900
[    2.517352] RBP: 0000000000000000 R08: ff37cdae841b1ad0 R09: ff37cdae8437c030
[    2.517396] R10: ff37cdae81180120 R11: fefefefefefefeff R12: 0000000000000000
[    2.517435] R13: 0000000000000010 R14: ff37cdae81180000 R15: ff37cdae8322b900
[    2.517482] FS:  00007f7499345840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[    2.517523] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.517556] CR2: 00000000004eb4b0 CR3: 000000000519f006 CR4: 0000000000771ef0
[    2.517599] PKRU: 55555554
[    2.517617] Call Trace:
[    2.517632]  <TASK>
[    2.517648]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.517671]  netif_state_change (net/core/dev.c:1605)
[    2.517698]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.517719]  linkwatch_sync_dev (net/core/link_watch.c:295)
[    2.517743]  rtnl_getlink (net/core/rtnetlink.c:4273)
[    2.517769]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[    2.517797]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.517818]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    2.517847]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.517874]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.517900]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.517924]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.517948]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.517970]  ___sys_sendmsg (net/socket.c:2752)
[    2.517993]  __sys_sendmsg (net/socket.c:2784)
[    2.518017]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.518045]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.518074] RIP: 0033:0x7f749957f08e
[    2.518097] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.518188] RSP: 002b:00007ffc41b88c40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.518223] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f749957f08e
[    2.518262] RDX: 0000000000000000 RSI: 00007ffc41b88cf0 RDI: 0000000000000006
[    2.518302] RBP: 00007ffc41b88c50 R08: 0000000000000000 R09: 0000000000000000
[    2.518345] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de39
[    2.518388] R13: 00007ffc41b88da0 R14: 0000000000000000 R15: 00007ffc41b89918
| [    2.566700] ------------[ cut here ]------------
| [    2.566760] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: tcpdump/235
| [    2.566850] Modules linked in:
| [    2.567008] Tainted: [W]=WARN
[    2.567066] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.567136] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.567203] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.567334] RSP: 0018:ff7b8528405afc90 EFLAGS: 00010286
[    2.567399] RAX: 00000000ffffffa6 RBX: 0000000000000100 RCX: 0000000000000000
[    2.567476] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322d800
[    2.567553] RBP: 0000000000000000 R08: ff37cdae841e2050 R09: ff37cdae85139030
[    2.567638] R10: ff37cdae85035120 R11: fefefefefefefeff R12: 0000000000000000
[    2.567717] R13: 0000000000000010 R14: ff37cdae85035000 R15: ff37cdae8322d800
[    2.567798] FS:  00007fccd0814a40(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[    2.567878] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.567953] CR2: 00007fccd10bd320 CR3: 0000000006c45006 CR4: 0000000000771ef0
[    2.568030] PKRU: 55555554
[    2.568080] Call Trace:
[    2.568132]  <TASK>
[    2.568185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.568241]  __dev_notify_flags (net/core/dev.c:9787)
[    2.568305]  __dev_set_promiscuity (net/core/dev.c:9630)
[    2.568373]  netif_set_promiscuity (net/core/dev.c:9639)
[    2.568440]  dev_set_promiscuity (net/core/dev_api.c:288)
[    2.568501]  packet_setsockopt (net/packet/af_packet.c:3728 net/packet/af_packet.c:3813)
[    2.568565]  ? do_sock_getsockopt (net/socket.c:2468)
[    2.568642]  do_sock_setsockopt (net/socket.c:2381)
[    2.568703]  __sys_setsockopt (net/socket.c:2406)
[    2.568764]  __x64_sys_setsockopt (net/socket.c:2412 net/socket.c:2409 net/socket.c:2409)
[    2.568819]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.568883]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.568954] RIP: 0033:0x7fccd0a5061e
[    2.569012] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 6a f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 a1
All code
========
   0:	55                   	push   %rbp
   1:	48 63 c9             	movslq %ecx,%rcx
   4:	48 63 ff             	movslq %edi,%rdi
   7:	45 89 c9             	mov    %r9d,%r9d
   a:	48 89 e5             	mov    %rsp,%rbp
   d:	48 83 ec 08          	sub    $0x8,%rsp
  11:	6a 2c                	push   $0x2c
  13:	e8 94 6a f7 ff       	call   0xfffffffffff76aac
  18:	c9                   	leave
  19:	c3                   	ret
  1a:	66 90                	xchg   %ax,%ax
  1c:	f3 0f 1e fa          	endbr64
  20:	49 89 ca             	mov    %rcx,%r10
  23:	b8 36 00 00 00       	mov    $0x36,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 0a                	ja     0x3c
  32:	c3                   	ret
  33:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  3a:	00 00 
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	15                   	.byte 0x15
  3f:	a1                   	.byte 0xa1

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 0a                	ja     0x12
   8:	c3                   	ret
   9:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  10:	00 00 
  12:	48                   	rex.W
  13:	8b                   	.byte 0x8b
  14:	15                   	.byte 0x15
  15:	a1                   	.byte 0xa1
[    2.569140] RSP: 002b:00007fffb3a442d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[    2.569220] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fccd0a5061e
[    2.569295] RDX: 0000000000000001 RSI: 0000000000000107 RDI: 0000000000000005
[    2.569373] RBP: 00007fffb3a44410 R08: 0000000000000010 R09: 000055844abcd530
[    2.569454] R10: 00007fffb3a44350 R11: 0000000000000246 R12: 0000000000000001
[    2.569532] R13: 000055844abcd918 R14: 000055844abcd690 R15: 0000000000000000
| [    3.570476] ------------[ cut here ]------------
| [    3.570539] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: tcpdump/240
| [    3.570647] Modules linked in:
| [    3.570797] Tainted: [W]=WARN
[    3.570851] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.570931] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.571002] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.571128] RSP: 0018:ff7b8528405cfc90 EFLAGS: 00010286
[    3.571194] RAX: 00000000ffffffa6 RBX: 0000000000000100 RCX: 0000000000000000
[    3.571273] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322d800
[    3.571351] RBP: 0000000000000000 R08: ff37cdae8419ae50 R09: ff37cdae85139030
[    3.571429] R10: ff37cdae82ff7120 R11: fefefefefefefeff R12: 0000000000000000
[    3.571505] R13: 0000000000000010 R14: ff37cdae82ff7000 R15: ff37cdae8322d800
[    3.571587] FS:  00007fa620802a40(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[    3.571674] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.571746] CR2: 00007ffc4d196fc8 CR3: 0000000005341001 CR4: 0000000000771ef0
[    3.571827] PKRU: 55555554
[    3.571875] Call Trace:
[    3.571932]  <TASK>
[    3.571986]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.572049]  __dev_notify_flags (net/core/dev.c:9787)
[    3.572108]  __dev_set_promiscuity (net/core/dev.c:9630)
[    3.572174]  netif_set_promiscuity (net/core/dev.c:9639)
[    3.572243]  dev_set_promiscuity (net/core/dev_api.c:288)
[    3.572306]  packet_setsockopt (net/packet/af_packet.c:3728 net/packet/af_packet.c:3813)
[    3.572371]  ? do_sock_getsockopt (net/socket.c:2468)
[    3.572446]  do_sock_setsockopt (net/socket.c:2381)
[    3.572503]  __sys_setsockopt (net/socket.c:2406)
[    3.572560]  __x64_sys_setsockopt (net/socket.c:2412 net/socket.c:2409 net/socket.c:2409)
[    3.572622]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.572686]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.572752] RIP: 0033:0x7fa620a3e61e
[    3.572811] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 6a f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 a1
All code
========
   0:	55                   	push   %rbp
   1:	48 63 c9             	movslq %ecx,%rcx
   4:	48 63 ff             	movslq %edi,%rdi
   7:	45 89 c9             	mov    %r9d,%r9d
   a:	48 89 e5             	mov    %rsp,%rbp
   d:	48 83 ec 08          	sub    $0x8,%rsp
  11:	6a 2c                	push   $0x2c
  13:	e8 94 6a f7 ff       	call   0xfffffffffff76aac
  18:	c9                   	leave
  19:	c3                   	ret
  1a:	66 90                	xchg   %ax,%ax
  1c:	f3 0f 1e fa          	endbr64
  20:	49 89 ca             	mov    %rcx,%r10
  23:	b8 36 00 00 00       	mov    $0x36,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 0a                	ja     0x3c
  32:	c3                   	ret
  33:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  3a:	00 00 
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	15                   	.byte 0x15
  3f:	a1                   	.byte 0xa1

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 0a                	ja     0x12
   8:	c3                   	ret
   9:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  10:	00 00 
  12:	48                   	rex.W
  13:	8b                   	.byte 0x8b
  14:	15                   	.byte 0x15
  15:	a1                   	.byte 0xa1
[    3.572959] RSP: 002b:00007ffc4d1980a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[    3.573038] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fa620a3e61e
[    3.573115] RDX: 0000000000000001 RSI: 0000000000000107 RDI: 0000000000000005
[    3.573193] RBP: 00007ffc4d1981e0 R08: 0000000000000010 R09: 000055e8f83ec530
[    3.573272] R10: 00007ffc4d198120 R11: 0000000000000246 R12: 0000000000000001
[    3.573350] R13: 000055e8f83ec918 R14: 000055e8f83ec690 R15: 0000000000000000
| [    8.570869] ------------[ cut here ]------------
| [    8.570908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: tcpdump/235
| [    8.570962] Modules linked in:
| [    8.571046] Tainted: [W]=WARN
[    8.571068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.571106] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.571135] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.571228] RSP: 0018:ff7b8528405afd00 EFLAGS: 00010286
[    8.571256] RAX: 00000000ffffffa6 RBX: 0000000000000100 RCX: 0000000000000000
[    8.571293] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322b900
[    8.571333] RBP: 0000000000000000 R08: ff37cdae841e2050 R09: ff37cdae8437c030
[    8.571375] R10: ff37cdae85035120 R11: fefefefefefefeff R12: 0000000000000000
[    8.571413] R13: 0000000000000010 R14: ff37cdae85035000 R15: ff37cdae8322b900
[    8.571454] FS:  00007fccd0814a40(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[    8.571495] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.571528] CR2: 00007f3571c152a0 CR3: 0000000006c45003 CR4: 0000000000771ef0
[    8.571570] PKRU: 55555554
[    8.571586] Call Trace:
[    8.571602]  <TASK>
[    8.571618]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.571649]  __dev_notify_flags (net/core/dev.c:9787)
[    8.571674]  __dev_set_promiscuity (net/core/dev.c:9630)
[    8.571704]  netif_set_promiscuity (net/core/dev.c:9639)
[    8.571732]  dev_set_promiscuity (net/core/dev_api.c:288)
[    8.571751]  packet_release (net/packet/af_packet.c:3780 net/packet/af_packet.c:3153)
[    8.571781]  __sock_release (net/socket.c:722)
[    8.571807]  sock_close (net/socket.c:1514 (discriminator 1))
[    8.571830]  __fput (fs/file_table.c:510)
[    8.571857]  __x64_sys_close (fs/open.c:1507 fs/open.c:1492 fs/open.c:1492)
[    8.571880]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.571908]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.571937] RIP: 0033:0x7fccd09c708e
[    8.571957] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.572046] RSP: 002b:00007fffb3a44440 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[    8.572090] RAX: ffffffffffffffda RBX: 000055844abcd690 RCX: 00007fccd09c708e
[    8.572129] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[    8.572166] RBP: 00007fffb3a44450 R08: 0000000000000000 R09: 0000000000000000
[    8.572211] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[    8.572253] R13: 00000000fffffffe R14: 0000558438739760 R15: 0000000000000001
| [    9.589599] ------------[ cut here ]------------
| [    9.589668] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: tcpdump/240
| [    9.589761] Modules linked in:
| [    9.589921] Tainted: [W]=WARN
[    9.589977] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.590051] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.590120] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.590246] RSP: 0018:ff7b8528405cfd00 EFLAGS: 00010286
[    9.590314] RAX: 00000000ffffffa6 RBX: 0000000000000100 RCX: 0000000000000000
[    9.590390] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322a800
[    9.590469] RBP: 0000000000000000 R08: ff37cdae8419ae50 R09: ff37cdae85139030
[    9.590548] R10: ff37cdae82ff7120 R11: fefefefefefefeff R12: 0000000000000000
[    9.590634] R13: 0000000000000010 R14: ff37cdae82ff7000 R15: ff37cdae8322a800
[    9.590724] FS:  00007fa620802a40(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[    9.590806] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.590880] CR2: 00007f8f083d8000 CR3: 0000000005341002 CR4: 0000000000771ef0
[    9.590961] PKRU: 55555554
[    9.591012] Call Trace:
[    9.591065]  <TASK>
[    9.591118]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    9.591177]  __dev_notify_flags (net/core/dev.c:9787)
[    9.591237]  __dev_set_promiscuity (net/core/dev.c:9630)
[    9.591305]  netif_set_promiscuity (net/core/dev.c:9639)
[    9.591366]  dev_set_promiscuity (net/core/dev_api.c:288)
[    9.591428]  packet_release (net/packet/af_packet.c:3780 net/packet/af_packet.c:3153)
[    9.591490]  __sock_release (net/socket.c:722)
[    9.591551]  sock_close (net/socket.c:1514 (discriminator 1))
[    9.591611]  __fput (fs/file_table.c:510)
[    9.591676]  __x64_sys_close (fs/open.c:1507 fs/open.c:1492 fs/open.c:1492)
[    9.591737]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.591799]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.591861] RIP: 0033:0x7fa6209b508e
[    9.591926] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.592052] RSP: 002b:00007ffc4d198210 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[    9.592132] RAX: ffffffffffffffda RBX: 000055e8f83ec690 RCX: 00007fa6209b508e
[    9.592211] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[    9.592289] RBP: 00007ffc4d198220 R08: 0000000000000000 R09: 0000000000000000
[    9.592367] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[    9.592443] R13: 00000000fffffffe R14: 000055e8d2db9760 R15: 0000000000000001
| [   14.411399] ------------[ cut here ]------------
| [   14.411444] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/262
| [   14.411482] Modules linked in:
| [   14.411530] Tainted: [W]=WARN
[   14.411542] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.411560] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.411578] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.411633] RSP: 0018:ff7b85284062f720 EFLAGS: 00010286
[   14.411659] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   14.411685] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322b900
[   14.411714] RBP: 0000000000000000 R08: ff37cdae8419ae50 R09: ff37cdae8437c030
[   14.411739] R10: ff37cdae82ff7120 R11: fefefefefefefeff R12: 0000000000000000
[   14.411765] R13: 0000000000000010 R14: ff37cdae82ff7000 R15: ff37cdae8322b900
[   14.411793] FS:  00007fcc9dd28840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   14.411819] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.411840] CR2: 000000002220a988 CR3: 0000000001959005 CR4: 0000000000771ef0
[   14.411866] PKRU: 55555554
[   14.411874] Call Trace:
[   14.411887]  <TASK>
[   14.411896]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.411915]  __dev_notify_flags (net/core/dev.c:9787)
[   14.411930]  netif_change_flags (net/core/dev.c:9820)
[   14.411942]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.411956]  ? __nla_validate_parse (lib/nlattr.c:620)
[   14.411976]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   14.411993]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   14.412008]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   14.412027]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.412040]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   14.412054]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   14.412070]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.412084]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.412096]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.412109]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.412122]  ___sys_sendmsg (net/socket.c:2752)
[   14.412134]  __sys_sendmsg (net/socket.c:2784)
[   14.412146]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.412160]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[   14.412181]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.412196] RIP: 0033:0x7fcc9df6208e
[   14.412210] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.412261] RSP: 002b:00007ffe0ca69610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.412282] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcc9df6208e
[   14.412305] RDX: 0000000000000000 RSI: 00007ffe0ca696c0 RDI: 0000000000000005
[   14.412328] RBP: 00007ffe0ca69620 R08: 0000000000000000 R09: 0000000000000000
[   14.412350] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de45
[   14.412372] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0ca69d90
| [   14.412540] ------------[ cut here ]------------
| [   14.412566] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 2/106
| [   14.412600] Modules linked in:
| [   14.412652] Tainted: [W]=WARN
[   14.412664] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.412684] Workqueue: events_unbound linkwatch_event
[   14.412703] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.412723] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.412771] RSP: 0018:ff7b85284026bd50 EFLAGS: 00010286
[   14.412787] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   14.412808] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83225000
[   14.412829] RBP: 0000000000000000 R08: ff37cdae841b1ad0 R09: ff37cdae84378030
[   14.412854] R10: ff37cdae81180120 R11: fefefefefefefeff R12: 0000000000000000
[   14.412876] R13: 0000000000000010 R14: ff37cdae81180000 R15: ff37cdae83225000
[   14.412903] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   14.412930] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.412948] CR2: 000055ecdda100c0 CR3: 0000000001969003 CR4: 0000000000771ef0
[   14.412971] PKRU: 55555554
[   14.412979] Call Trace:
[   14.412988]  <TASK>
[   14.412996]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.413008]  netif_state_change (net/core/dev.c:1605)
[   14.413021]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   14.413035]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   14.413050]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   14.413061]  process_one_work (kernel/workqueue.c:3314)
[   14.413075]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.413086]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.413097]  kthread (kernel/kthread.c:436)
[   14.413111]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.413124]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.413136]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.413148]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.426591] ------------[ cut here ]------------
| [   14.426616] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: tcpdump/265
| [   14.426658] Modules linked in:
| [   14.426727] Tainted: [W]=WARN
[   14.426740] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.426763] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.426787] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.426852] RSP: 0018:ff7b852840647c90 EFLAGS: 00010286
[   14.426875] RAX: 00000000ffffffa6 RBX: 0000000000000100 RCX: 0000000000000000
[   14.426904] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83210000
[   14.426929] RBP: 0000000000000000 R08: ff37cdae841e2050 R09: ff37cdae84387030
[   14.426953] R10: ff37cdae85035120 R11: fefefefefefefeff R12: 0000000000000000
[   14.426978] R13: 0000000000000010 R14: ff37cdae85035000 R15: ff37cdae83210000
[   14.427010] FS:  00007f26fb05ba40(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   14.427038] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.427061] CR2: 00007ffdbddeffcc CR3: 00000000042d5002 CR4: 0000000000771ef0
[   14.427082] PKRU: 55555554
[   14.427090] Call Trace:
[   14.427100]  <TASK>
[   14.427108]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.427118]  __dev_notify_flags (net/core/dev.c:9787)
[   14.427133]  __dev_set_promiscuity (net/core/dev.c:9630)
[   14.427147]  netif_set_promiscuity (net/core/dev.c:9639)
[   14.427164]  dev_set_promiscuity (net/core/dev_api.c:288)
[   14.427177]  packet_setsockopt (net/packet/af_packet.c:3728 net/packet/af_packet.c:3813)
[   14.427192]  ? do_sock_getsockopt (net/socket.c:2468)
[   14.427207]  do_sock_setsockopt (net/socket.c:2381)
[   14.427220]  __sys_setsockopt (net/socket.c:2406)
[   14.427232]  __x64_sys_setsockopt (net/socket.c:2412 net/socket.c:2409 net/socket.c:2409)
[   14.427244]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.427256]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[   14.427273]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.427289] RIP: 0033:0x7f26fb29761e
[   14.427302] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 6a f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 a1
All code
========
   0:	55                   	push   %rbp
   1:	48 63 c9             	movslq %ecx,%rcx
   4:	48 63 ff             	movslq %edi,%rdi
   7:	45 89 c9             	mov    %r9d,%r9d
   a:	48 89 e5             	mov    %rsp,%rbp
   d:	48 83 ec 08          	sub    $0x8,%rsp
  11:	6a 2c                	push   $0x2c
  13:	e8 94 6a f7 ff       	call   0xfffffffffff76aac
  18:	c9                   	leave
  19:	c3                   	ret
  1a:	66 90                	xchg   %ax,%ax
  1c:	f3 0f 1e fa          	endbr64
  20:	49 89 ca             	mov    %rcx,%r10
  23:	b8 36 00 00 00       	mov    $0x36,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 0a                	ja     0x3c
  32:	c3                   	ret
  33:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  3a:	00 00 
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	15                   	.byte 0x15
  3f:	a1                   	.byte 0xa1

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 0a                	ja     0x12
   8:	c3                   	ret
   9:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  10:	00 00 
  12:	48                   	rex.W
  13:	8b                   	.byte 0x8b
  14:	15                   	.byte 0x15
  15:	a1                   	.byte 0xa1
[   14.427347] RSP: 002b:00007ffdbddf16a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   14.427370] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f26fb29761e
[   14.427394] RDX: 0000000000000001 RSI: 0000000000000107 RDI: 0000000000000005
[   14.427415] RBP: 00007ffdbddf17e0 R08: 0000000000000010 R09: 0000561e43749530
[   14.427439] R10: 00007ffdbddf1720 R11: 0000000000000246 R12: 0000000000000001
[   14.427458] R13: 0000561e43749918 R14: 0000561e43749690 R15: 0000000000000000
| [   18.424918] ------------[ cut here ]------------
| [   18.424939] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: tcpdump/265
| [   18.424983] Modules linked in:
| [   18.425037] Tainted: [W]=WARN
[   18.425050] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.425075] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.425097] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.425161] RSP: 0018:ff7b852840647d00 EFLAGS: 00010286
[   18.425183] RAX: 00000000ffffffa6 RBX: 0000000000000100 RCX: 0000000000000000
[   18.425214] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83210000
[   18.425248] RBP: 0000000000000000 R08: ff37cdae841e2050 R09: ff37cdae84387030
[   18.425274] R10: ff37cdae85035120 R11: fefefefefefefeff R12: 0000000000000000
[   18.425299] R13: 0000000000000010 R14: ff37cdae85035000 R15: ff37cdae83210000
[   18.425331] FS:  00007f26fb05ba40(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   18.425359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.425381] CR2: 00007fb616199c40 CR3: 00000000042d5003 CR4: 0000000000771ef0
[   18.425406] PKRU: 55555554
[   18.425413] Call Trace:
[   18.425422]  <TASK>
[   18.425432]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   18.425444]  __dev_notify_flags (net/core/dev.c:9787)
[   18.425458]  __dev_set_promiscuity (net/core/dev.c:9630)
[   18.425475]  netif_set_promiscuity (net/core/dev.c:9639)
[   18.425490]  dev_set_promiscuity (net/core/dev_api.c:288)
[   18.425502]  packet_release (net/packet/af_packet.c:3780 net/packet/af_packet.c:3153)
[   18.425516]  __sock_release (net/socket.c:722)
[   18.425532]  sock_close (net/socket.c:1514 (discriminator 1))
[   18.425544]  __fput (fs/file_table.c:510)
[   18.425560]  __x64_sys_close (fs/open.c:1507 fs/open.c:1492 fs/open.c:1492)
[   18.425572]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.425585]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[   18.425604]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.425623] RIP: 0033:0x7f26fb20e08e
[   18.425635] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   18.425690] RSP: 002b:00007ffdbddf1810 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[   18.425715] RAX: ffffffffffffffda RBX: 0000561e43749690 RCX: 00007f26fb20e08e
[   18.425737] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   18.425761] RBP: 00007ffdbddf1820 R08: 0000000000000000 R09: 0000000000000000
[   18.425780] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   18.425802] R13: 00000000fffffffe R14: 0000561e25adb760 R15: 0000000000000001
| [   22.289967] ------------[ cut here ]------------
| [   22.290004] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.290074] Modules linked in:
| [   22.290187] Tainted: [W]=WARN
[   22.290231] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.290284] Workqueue: netns cleanup_net
[   22.290332] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.290383] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.290467] RSP: 0018:ff7b852840247ce8 EFLAGS: 00010286
[   22.290517] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.290572] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.290627] RBP: 0000000000000000 R08: ff37cdae8325c410 R09: ff37cdae8418c830
[   22.290682] R10: ff37cdae84195120 R11: fefefefefefefeff R12: 0000000000000000
[   22.290747] R13: 0000000000000011 R14: ff37cdae84195000 R15: ff37cdae8322db00
[   22.290807] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.290866] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.290926] CR2: 00007ff45c1b6574 CR3: 0000000003203005 CR4: 0000000000771ef0
[   22.290984] PKRU: 55555554
[   22.291025] Call Trace:
[   22.291069]  <TASK>
[   22.291111]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   22.291163]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   22.291209]  cleanup_net (net/core/net_namespace.c:702)
[   22.291256]  process_one_work (kernel/workqueue.c:3314)
[   22.291305]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.291351]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.291398]  kthread (kernel/kthread.c:436)
[   22.291445]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.291491]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.291540]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.291586]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.291826] ------------[ cut here ]------------
| [   22.291876] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.291954] Modules linked in:
| [   22.292068] Tainted: [W]=WARN
[   22.292112] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.292164] Workqueue: netns cleanup_net
[   22.292210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.292259] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.292342] RSP: 0018:ff7b852840247ce8 EFLAGS: 00010286
[   22.292390] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.292446] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.292501] RBP: 0000000000000000 R08: ff37cdae832514d0 R09: ff37cdae8418f830
[   22.292556] R10: ff37cdae84190120 R11: fefefefefefefeff R12: 0000000000000000
[   22.292612] R13: 0000000000000011 R14: ff37cdae84190000 R15: ff37cdae8322db00
[   22.292671] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.292735] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.292788] CR2: 00007ff45c1b6574 CR3: 0000000003203005 CR4: 0000000000771ef0
[   22.292847] PKRU: 55555554
[   22.292888] Call Trace:
[   22.292938]  <TASK>
[   22.292982]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   22.293031]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   22.293078]  cleanup_net (net/core/net_namespace.c:702)
[   22.293124]  process_one_work (kernel/workqueue.c:3314)
[   22.293171]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.293220]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.293265]  kthread (kernel/kthread.c:436)
[   22.293314]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.293364]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.293421]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.293469]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.293698] ------------[ cut here ]------------
| [   22.293751] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.293843] Modules linked in:
| [   22.293960] Tainted: [W]=WARN
[   22.294006] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.294061] Workqueue: netns cleanup_net
[   22.294107] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.294159] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.294250] RSP: 0018:ff7b852840247ce8 EFLAGS: 00010286
[   22.294299] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.294358] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.294448] RBP: 0000000000000000 R08: ff37cdae84134590 R09: ff37cdae84186834
[   22.294509] R10: ff37cdae84193120 R11: fefefefefefefeff R12: 0000000000000000
[   22.294571] R13: 0000000000000011 R14: ff37cdae84193000 R15: ff37cdae8322db00
[   22.294638] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.294709] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.294769] CR2: 00007ff45c1b6574 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.294863] PKRU: 55555554
[   22.294919] Call Trace:
[   22.294964]  <TASK>
[   22.295006]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   22.295061]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   22.295111]  cleanup_net (net/core/net_namespace.c:702)
[   22.295160]  process_one_work (kernel/workqueue.c:3314)
[   22.295211]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.295258]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.295305]  kthread (kernel/kthread.c:436)
[   22.295353]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.295404]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.295453]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.295539]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.295780] ------------[ cut here ]------------
| [   22.295829] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.295903] Modules linked in:
| [   22.296013] Tainted: [W]=WARN
[   22.296068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.296140] Workqueue: netns cleanup_net
[   22.296187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.296246] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.296364] RSP: 0018:ff7b852840247ce8 EFLAGS: 00010286
[   22.296417] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.296479] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.296537] RBP: 0000000000000000 R08: ff37cdae83251b90 R09: ff37cdae8418a030
[   22.296594] R10: ff37cdae8417c120 R11: fefefefefefefeff R12: 0000000000000000
[   22.296652] R13: 0000000000000011 R14: ff37cdae8417c000 R15: ff37cdae8322db00
[   22.296721] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.296779] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.296831] CR2: 00007ff45c1b6574 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.296889] PKRU: 55555554
[   22.296934] Call Trace:
[   22.296974]  <TASK>
[   22.297017]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   22.297078]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   22.297159]  cleanup_net (net/core/net_namespace.c:702)
[   22.297210]  process_one_work (kernel/workqueue.c:3314)
[   22.297256]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.297301]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.297351]  kthread (kernel/kthread.c:436)
[   22.297396]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.297446]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.297496]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.297547]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.297751] ------------[ cut here ]------------
| [   22.297803] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.297869] Modules linked in:
| [   22.298002] Tainted: [W]=WARN
[   22.298048] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.298100] Workqueue: netns cleanup_net
[   22.298150] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.298205] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.298289] RSP: 0018:ff7b852840247ce8 EFLAGS: 00010286
[   22.298337] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.298395] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.298453] RBP: 0000000000000000 R08: ff37cdae841b96d0 R09: ff37cdae84180030
[   22.298512] R10: ff37cdae8417d120 R11: fefefefefefefeff R12: 0000000000000000
[   22.298567] R13: 0000000000000011 R14: ff37cdae8417d000 R15: ff37cdae8322db00
[   22.298626] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.298695] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.298748] CR2: 00007ff45c1b6574 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.298803] PKRU: 55555554
[   22.298846] Call Trace:
[   22.298890]  <TASK>
[   22.298940]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   22.298990]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   22.299039]  cleanup_net (net/core/net_namespace.c:702)
[   22.299115]  process_one_work (kernel/workqueue.c:3314)
[   22.299162]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.299211]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.299257]  kthread (kernel/kthread.c:436)
[   22.299305]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.299352]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.299399]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.299446]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.309940] ------------[ cut here ]------------
| [   22.310005] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.310094] Modules linked in:
| [   22.310252] Tainted: [W]=WARN
[   22.310290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.310341] Workqueue: netns cleanup_net
[   22.310410] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.310453] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.310591] RSP: 0018:ff7b852840247c08 EFLAGS: 00010286
[   22.310666] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   22.310757] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.310871] RBP: 0000000000000000 R08: ff37cdae83251b10 R09: ff37cdae8417d030
[   22.310942] R10: ff37cdae8437f120 R11: fefefefefefefeff R12: 0000000000000000
[   22.311050] R13: 0000000000000010 R14: ff37cdae8437f000 R15: ff37cdae8322db00
[   22.311116] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.311216] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.311277] CR2: 00007ff45c1b6574 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.311338] PKRU: 55555554
[   22.311382] Call Trace:
[   22.311427]  <TASK>
[   22.311470]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.311517]  netif_close_many (net/core/dev.c:1804)
[   22.311567]  unregister_netdevice_many_notify (net/core/dev.c:12330 net/core/dev.c:12400)
[   22.311622]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   22.311673]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   22.311734]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   22.311785]  cleanup_net (net/core/net_namespace.c:702)
[   22.311837]  process_one_work (kernel/workqueue.c:3314)
[   22.311905]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.311953]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.312001]  kthread (kernel/kthread.c:436)
[   22.312047]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.312098]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.312146]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.312196]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.312406] ------------[ cut here ]------------
| [   22.312457] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.312524] Modules linked in:
| [   22.312632] Tainted: [W]=WARN
[   22.312676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.312734] Workqueue: netns cleanup_net
[   22.312781] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.312830] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.312921] RSP: 0018:ff7b852840247c08 EFLAGS: 00010286
[   22.312984] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   22.313111] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.313192] RBP: 0000000000000000 R08: ff37cdae841b1ad0 R09: ff37cdae8417d030
[   22.313273] R10: ff37cdae81180120 R11: fefefefefefefeff R12: 0000000000000000
[   22.313355] R13: 0000000000000010 R14: ff37cdae81180000 R15: ff37cdae8322db00
[   22.313441] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.313533] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.313602] CR2: 00007ff45c1b6574 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.313694] PKRU: 55555554
[   22.313727] Call Trace:
[   22.313766]  <TASK>
[   22.313799]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.313848]  netif_close_many (net/core/dev.c:1804)
[   22.313888]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   22.314010]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   22.314083]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   22.314156]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   22.314248]  cleanup_net (net/core/net_namespace.c:702)
[   22.314288]  process_one_work (kernel/workqueue.c:3314)
[   22.314379]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.314418]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.314476]  kthread (kernel/kthread.c:436)
[   22.314535]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.314569]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.314663]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.314710]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.314946] ------------[ cut here ]------------
| [   22.315022] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.315114] Modules linked in:
| [   22.315266] Tainted: [W]=WARN
[   22.315304] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.315409] Workqueue: netns cleanup_net
[   22.315451] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.315598] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.315718] RSP: 0018:ff7b852840247c08 EFLAGS: 00010286
[   22.315792] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   22.315874] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.316011] RBP: 0000000000000000 R08: ff37cdae84141910 R09: ff37cdae8417d030
[   22.316069] R10: ff37cdae85036120 R11: fefefefefefefeff R12: 0000000000000000
[   22.316125] R13: 0000000000000010 R14: ff37cdae85036000 R15: ff37cdae8322db00
[   22.316211] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.316266] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.316325] CR2: 00007ff45c1b6574 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.316401] PKRU: 55555554
[   22.316430] Call Trace:
[   22.316511]  <TASK>
[   22.316546]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.316638]  netif_close_many (net/core/dev.c:1804)
[   22.316697]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   22.316752]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   22.316805]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   22.316860]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   22.316924]  cleanup_net (net/core/net_namespace.c:702)
[   22.316975]  process_one_work (kernel/workqueue.c:3314)
[   22.317027]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.317079]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.317160]  kthread (kernel/kthread.c:436)
[   22.317212]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.317262]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.317313]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.317364]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.317568] ------------[ cut here ]------------
| [   22.317621] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.317732] Modules linked in:
| [   22.317853] Tainted: [W]=WARN
[   22.317910] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.317994] Workqueue: netns cleanup_net
[   22.318072] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.318123] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.318218] RSP: 0018:ff7b852840247c08 EFLAGS: 00010286
[   22.318269] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   22.318326] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.318383] RBP: 0000000000000000 R08: ff37cdae841e2050 R09: ff37cdae8417d030
[   22.318441] R10: ff37cdae85035120 R11: fefefefefefefeff R12: 0000000000000000
[   22.318497] R13: 0000000000000010 R14: ff37cdae85035000 R15: ff37cdae8322db00
[   22.318554] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.318614] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.318669] CR2: 00007ff45c1b6574 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.318738] PKRU: 55555554
[   22.318777] Call Trace:
[   22.318820]  <TASK>
[   22.318862]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.318917]  netif_close_many (net/core/dev.c:1804)
[   22.318968]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   22.319019]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   22.319070]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   22.319121]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   22.319168]  cleanup_net (net/core/net_namespace.c:702)
[   22.319216]  process_one_work (kernel/workqueue.c:3314)
[   22.319265]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.319323]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.319367]  kthread (kernel/kthread.c:436)
[   22.319416]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.319467]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.319526]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.319598]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.319793] ------------[ cut here ]------------
| [   22.319842] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.319916] Modules linked in:
| [   22.320029] Tainted: [W]=WARN
[   22.320073] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.320153] Workqueue: netns cleanup_net
[   22.320199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.320249] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.320362] RSP: 0018:ff7b852840247c08 EFLAGS: 00010286
[   22.320440] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   22.320496] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.320552] RBP: 0000000000000000 R08: ff37cdae841b95d0 R09: ff37cdae8417d02c
[   22.320608] R10: ff37cdae84178120 R11: fefefefefefefeff R12: 0000000000000000
[   22.320663] R13: 0000000000000010 R14: ff37cdae84178000 R15: ff37cdae8322db00
[   22.320767] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.320824] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.320875] CR2: 00007ff45c1b6574 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.320942] PKRU: 55555554
[   22.320984] Call Trace:
[   22.321036]  <TASK>
[   22.321088]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.321139]  netif_close_many (net/core/dev.c:1804)
[   22.321198]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   22.321247]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   22.321300]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   22.321358]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   22.321432]  cleanup_net (net/core/net_namespace.c:702)
[   22.321479]  process_one_work (kernel/workqueue.c:3314)
[   22.321526]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.321570]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.321617]  kthread (kernel/kthread.c:436)
[   22.321662]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.321718]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.321769]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.321828]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.322037] ------------[ cut here ]------------
| [   22.322089] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.322154] Modules linked in:
| [   22.322269] Tainted: [W]=WARN
[   22.322313] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.322405] Workqueue: netns cleanup_net
[   22.322454] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.322509] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.322624] RSP: 0018:ff7b852840247c78 EFLAGS: 00010286
[   22.322674] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.322739] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.322795] RBP: 0000000000000000 R08: ff37cdae83251b10 R09: ff37cdae84243030
[   22.322852] R10: ff37cdae8437f120 R11: fefefefefefefeff R12: 0000000000000000
[   22.322922] R13: 0000000000000011 R14: ff37cdae8437f000 R15: ff37cdae8322db00
[   22.322984] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.323081] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.323133] CR2: 00007ff45c1b6574 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.323193] PKRU: 55555554
[   22.323234] Call Trace:
[   22.323277]  <TASK>
[   22.323319]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   22.323369]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   22.323422]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   22.323471]  cleanup_net (net/core/net_namespace.c:702)
[   22.323549]  process_one_work (kernel/workqueue.c:3314)
[   22.323596]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.323643]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.323702]  kthread (kernel/kthread.c:436)
[   22.323753]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.323800]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.323847]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.323909]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.324132] ------------[ cut here ]------------
| [   22.324184] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.324252] Modules linked in:
| [   22.324404] Tainted: [W]=WARN
[   22.324451] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.324504] Workqueue: netns cleanup_net
[   22.324551] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.324600] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.324720] RSP: 0018:ff7b852840247c78 EFLAGS: 00010286
[   22.324770] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.324828] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.324882] RBP: 0000000000000000 R08: ff37cdae841b1ad0 R09: ff37cdae84371830
[   22.324947] R10: ff37cdae81180120 R11: fefefefefefefeff R12: 0000000000000000
[   22.325005] R13: 0000000000000011 R14: ff37cdae81180000 R15: ff37cdae8322db00
[   22.325073] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.325132] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.325214] CR2: 00007ff45c1b6574 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.325303] PKRU: 55555554
[   22.325348] Call Trace:
[   22.325389]  <TASK>
[   22.325433]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   22.325484]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   22.325534]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   22.325582]  cleanup_net (net/core/net_namespace.c:702)
[   22.325630]  process_one_work (kernel/workqueue.c:3314)
[   22.325677]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.325731]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.325777]  kthread (kernel/kthread.c:436)
[   22.325823]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.325874]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.325930]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.325976]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.326190] ------------[ cut here ]------------
| [   22.326256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.326345] Modules linked in:
| [   22.326513] Tainted: [W]=WARN
[   22.326550] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.326580] Workqueue: netns cleanup_net
[   22.326624] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.326670] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.326791] RSP: 0018:ff7b852840247c78 EFLAGS: 00010286
[   22.326866] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.326988] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.327066] RBP: 0000000000000000 R08: ff37cdae8419ae50 R09: ff37cdae84373830
[   22.327144] R10: ff37cdae82ff7120 R11: fefefefefefefeff R12: 0000000000000000
[   22.327222] R13: 0000000000000011 R14: ff37cdae82ff7000 R15: ff37cdae8322db00
[   22.327303] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.327383] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.327457] CR2: 00007ff45c1b6574 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.327537] PKRU: 55555554
[   22.327569] Call Trace:
[   22.327609]  <TASK>
[   22.327642]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   22.327702]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   22.327744]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   22.327840]  cleanup_net (net/core/net_namespace.c:702)
[   22.327879]  process_one_work (kernel/workqueue.c:3314)
[   22.327935]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.328002]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.328040]  kthread (kernel/kthread.c:436)
[   22.328088]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.328127]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.328222]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.328261]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.328458] ------------[ cut here ]------------
| [   22.328533] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.328620] Modules linked in:
| [   22.328780] Tainted: [W]=WARN
[   22.328817] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.328865] Workqueue: netns cleanup_net
[   22.328910] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.328960] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.329067] RSP: 0018:ff7b852840247c78 EFLAGS: 00010286
[   22.329138] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.329216] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.329294] RBP: 0000000000000000 R08: ff37cdae84141910 R09: ff37cdae85265830
[   22.329372] R10: ff37cdae85036120 R11: fefefefefefefeff R12: 0000000000000000
[   22.329449] R13: 0000000000000011 R14: ff37cdae85036000 R15: ff37cdae8322db00
[   22.329531] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.329611] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.329692] CR2: 00007ff45c1b6574 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.329772] PKRU: 55555554
[   22.329805] Call Trace:
[   22.329816]  <TASK>
[   22.329830]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   22.329879]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   22.329954]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   22.329993]  cleanup_net (net/core/net_namespace.c:702)
[   22.330087]  process_one_work (kernel/workqueue.c:3314)
[   22.330126]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.330219]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.330258]  kthread (kernel/kthread.c:436)
[   22.330351]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.330390]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.330456]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.330503]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.330730] ------------[ cut here ]------------
| [   22.330804] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.330891] Modules linked in:
| [   22.331053] Tainted: [W]=WARN
[   22.331090] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.331138] Workqueue: netns cleanup_net
[   22.331177] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.331276] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.331382] RSP: 0018:ff7b852840247c78 EFLAGS: 00010286
[   22.331453] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.331531] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.331609] RBP: 0000000000000000 R08: ff37cdae841e2050 R09: ff37cdae8502c830
[   22.331693] R10: ff37cdae85035120 R11: fefefefefefefeff R12: 0000000000000000
[   22.331770] R13: 0000000000000011 R14: ff37cdae85035000 R15: ff37cdae8322db00
[   22.331849] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.331940] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.332014] CR2: 00007ff45c1b6574 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.332094] PKRU: 55555554
[   22.332126] Call Trace:
[   22.332166]  <TASK>
[   22.332200]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   22.332252]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   22.332295]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   22.332389]  cleanup_net (net/core/net_namespace.c:702)
[   22.332428]  process_one_work (kernel/workqueue.c:3314)
[   22.332475]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.332514]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.332562]  kthread (kernel/kthread.c:436)
[   22.332601]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.332667]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.332742]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.332809]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.333061] ------------[ cut here ]------------
| [   22.333104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.333219] Modules linked in:
| [   22.333323] Tainted: [W]=WARN
[   22.333359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.333414] Workqueue: netns cleanup_net
[   22.333482] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.333553] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.333659] RSP: 0018:ff7b852840247c78 EFLAGS: 00010286
[   22.333739] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.333817] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.333903] RBP: 0000000000000000 R08: ff37cdae841b95d0 R09: ff37cdae8418182c
[   22.333982] R10: ff37cdae84178120 R11: fefefefefefefeff R12: 0000000000000000
[   22.334060] R13: 0000000000000011 R14: ff37cdae84178000 R15: ff37cdae8322db00
[   22.334142] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.334222] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.334296] CR2: 00007ff45c1b6574 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.334376] PKRU: 55555554
[   22.334409] Call Trace:
[   22.334419]  <TASK>
[   22.334455]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   22.334528]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   22.334575]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   22.334668]  cleanup_net (net/core/net_namespace.c:702)
[   22.334716]  process_one_work (kernel/workqueue.c:3314)
[   22.334763]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.334801]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.334867]  kthread (kernel/kthread.c:436)
[   22.334886]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.334937]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.335005]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.335044]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.335313] ------------[ cut here ]------------
| [   22.335359] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/292
| [   22.335411] Modules linked in:
| [   22.335478] Tainted: [W]=WARN
[   22.335490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.335532] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.335560] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.335622] RSP: 0018:ff7b8528406efcb8 EFLAGS: 00010286
[   22.335645] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.335682] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83210000
[   22.335732] RBP: 0000000000000000 R08: ff37cdae841b1390 R09: ff37cdae8419002c
[   22.335758] R10: ff37cdae8417d120 R11: fefefefefefefeff R12: 0000000000000000
[   22.335794] R13: 0000000000000010 R14: ff37cdae8417d000 R15: ff37cdae83210000
[   22.335836] FS:  00007f138b08a840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   22.335886] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.335944] CR2: 00007f138b28bc20 CR3: 00000000043f8001 CR4: 0000000000771ef0
[   22.335976] PKRU: 55555554
[   22.335991] Call Trace:
[   22.336008]  <TASK>
[   22.336020]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.336046]  register_netdevice (net/core/dev.c:11488)
[   22.336072]  register_netdev (net/core/dev.c:11552)
[   22.336088]  loopback_net_init (drivers/net/loopback.c:218)
[   22.336114]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[   22.336155]  ops_init (net/core/net_namespace.c:137)
[   22.336173]  setup_net (net/core/net_namespace.c:446)
[   22.336202]  copy_net_ns (net/core/net_namespace.c:579)
[   22.336223]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.336266]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.336287]  ksys_unshare (kernel/fork.c:3243)
[   22.336305]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.336327]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.336347]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.336385] RIP: 0033:0x7f138b34cbcb
[   22.336413] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.336477] RSP: 002b:00007ffd37271e78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   22.336517] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f138b34cbcb
[   22.336545] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.336577] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.336605] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd372740a0
[   22.336646] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd372748be
| [   22.336774] ------------[ cut here ]------------
| [   22.336810] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/292
| [   22.336853] Modules linked in:
| [   22.336935] Tainted: [W]=WARN
[   22.336951] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.336974] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.336992] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.337059] RSP: 0018:ff7b8528406efc10 EFLAGS: 00010286
[   22.337074] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.337120] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8320fd00
[   22.337153] RBP: 0000000000000000 R08: ff37cdae841d9e90 R09: ff37cdae85267830
[   22.337182] R10: ff37cdae84190120 R11: fefefefefefefeff R12: 0000000000000000
[   22.337222] R13: 0000000000000010 R14: ff37cdae84190000 R15: ff37cdae8320fd00
[   22.337252] FS:  00007f138b08a840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   22.337315] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.337343] CR2: 00007f138b28bc20 CR3: 00000000043f8001 CR4: 0000000000771ef0
[   22.337407] PKRU: 55555554
[   22.337417] Call Trace:
[   22.337427]  <TASK>
[   22.337436]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.337470]  register_netdevice (net/core/dev.c:11488)
[   22.337486]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   22.337509]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   22.337531]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[   22.337548]  ops_init (net/core/net_namespace.c:137)
[   22.337585]  setup_net (net/core/net_namespace.c:446)
[   22.337601]  copy_net_ns (net/core/net_namespace.c:579)
[   22.337628]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.337658]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.337680]  ksys_unshare (kernel/fork.c:3243)
[   22.337722]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.337748]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.337775]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.337796] RIP: 0033:0x7f138b34cbcb
[   22.337819] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.337907] RSP: 002b:00007ffd37271e78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   22.337949] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f138b34cbcb
[   22.337974] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.338012] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.338046] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd372740a0
[   22.338080] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd372748be
| [   22.338184] ------------[ cut here ]------------
| [   22.338226] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/292
| [   22.338269] Modules linked in:
| [   22.338341] Tainted: [W]=WARN
[   22.338352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.338387] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.338408] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.338482] RSP: 0018:ff7b8528406efbf0 EFLAGS: 00010286
[   22.338497] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.338534] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8320f400
[   22.338574] RBP: 0000000000000000 R08: ff37cdae81897f50 R09: ff37cdae84373830
[   22.338607] R10: ff37cdae84195120 R11: fefefefefefefeff R12: 0000000000000000
[   22.338641] R13: 0000000000000010 R14: ff37cdae84195000 R15: ff37cdae8320f400
[   22.338671] FS:  00007f138b08a840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   22.338723] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.338746] CR2: 00007f138b28bc20 CR3: 00000000043f8001 CR4: 0000000000771ef0
[   22.338781] PKRU: 55555554
[   22.338791] Call Trace:
[   22.338800]  <TASK>
[   22.338809]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.338843]  register_netdevice (net/core/dev.c:11488)
[   22.338860]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   22.338881]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   22.338903]  vti_init_net (net/ipv4/ip_vti.c:517)
[   22.338927]  ops_init (net/core/net_namespace.c:137)
[   22.338955]  setup_net (net/core/net_namespace.c:446)
[   22.338973]  copy_net_ns (net/core/net_namespace.c:579)
[   22.338997]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.339016]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.339039]  ksys_unshare (kernel/fork.c:3243)
[   22.339067]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.339088]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.339108]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.339127] RIP: 0033:0x7f138b34cbcb
[   22.339143] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.339223] RSP: 002b:00007ffd37271e78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   22.339260] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f138b34cbcb
[   22.339299] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.339339] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.339370] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd372740a0
[   22.339403] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd372748be
| [   22.339515] ------------[ cut here ]------------
| [   22.339558] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/292
| [   22.339601] Modules linked in:
| [   22.339671] Tainted: [W]=WARN
[   22.339695] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.339727] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.339749] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.339822] RSP: 0018:ff7b8528406efca8 EFLAGS: 00010286
[   22.339838] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.339874] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae81dbfc00
[   22.339910] RBP: 0000000000000000 R08: ff37cdae832342d0 R09: ff37cdae8526f034
[   22.339944] R10: ff37cdae84192120 R11: fefefefefefefeff R12: 0000000000000000
[   22.339985] R13: 0000000000000010 R14: ff37cdae84192000 R15: ff37cdae81dbfc00
[   22.340014] FS:  00007f138b08a840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   22.340066] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.340100] CR2: 00007f138b28bc20 CR3: 00000000043f8001 CR4: 0000000000771ef0
[   22.340130] PKRU: 55555554
[   22.340140] Call Trace:
[   22.340157]  <TASK>
[   22.340174]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.340189]  register_netdevice (net/core/dev.c:11488)
[   22.340208]  register_netdev (net/core/dev.c:11552)
[   22.340232]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   22.340256]  ops_init (net/core/net_namespace.c:137)
[   22.340282]  setup_net (net/core/net_namespace.c:446)
[   22.340305]  copy_net_ns (net/core/net_namespace.c:579)
[   22.340347]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.340369]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.340388]  ksys_unshare (kernel/fork.c:3243)
[   22.340413]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.340437]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.340464]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.340484] RIP: 0033:0x7f138b34cbcb
[   22.340497] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.340569] RSP: 002b:00007ffd37271e78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   22.340605] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f138b34cbcb
[   22.340643] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.340683] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.340719] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd372740a0
[   22.340758] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd372748be
| [   22.340863] ------------[ cut here ]------------
| [   22.340905] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/292
| [   22.340949] Modules linked in:
| [   22.341013] Tainted: [W]=WARN
[   22.341026] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.341061] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.341092] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.341160] RSP: 0018:ff7b8528406efca0 EFLAGS: 00010286
[   22.341178] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.341214] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83221200
[   22.341254] RBP: 0000000000000000 R08: ff37cdae82fc8a50 R09: ff37cdae84194030
[   22.341286] R10: ff37cdae8526f120 R11: fefefefefefefeff R12: 0000000000000000
[   22.341326] R13: 0000000000000010 R14: ff37cdae8526f000 R15: ff37cdae83221200
[   22.341355] FS:  00007f138b08a840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   22.341404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.341444] CR2: 00007f138b28bc20 CR3: 00000000043f8001 CR4: 0000000000771ef0
[   22.341487] PKRU: 55555554
[   22.341496] Call Trace:
[   22.341520]  <TASK>
[   22.341543]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.341563]  register_netdevice (net/core/dev.c:11488)
[   22.341582]  register_netdev (net/core/dev.c:11552)
[   22.341606]  sit_init_net (net/ipv6/sit.c:1860)
[   22.341635]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[   22.341657]  ops_init (net/core/net_namespace.c:137)
[   22.341672]  setup_net (net/core/net_namespace.c:446)
[   22.341706]  copy_net_ns (net/core/net_namespace.c:579)
[   22.341726]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.341747]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.341781]  ksys_unshare (kernel/fork.c:3243)
[   22.341795]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.341819]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.341844]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.341878] RIP: 0033:0x7f138b34cbcb
[   22.341895] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.341975] RSP: 002b:00007ffd37271e78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   22.342017] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f138b34cbcb
[   22.342043] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.342081] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.342113] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd372740a0
[   22.342153] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd372748be
| [   22.342273] ------------[ cut here ]------------
| [   22.342315] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/292
| [   22.342357] Modules linked in:
| [   22.342429] Tainted: [W]=WARN
[   22.342446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.342477] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.342500] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.342572] RSP: 0018:ff7b8528406efca8 EFLAGS: 00010286
[   22.342589] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.342625] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae81dbfc00
[   22.342668] RBP: 0000000000000000 R08: ff37cdae81945150 R09: ff37cdae86c1b030
[   22.342732] R10: ff37cdae84194120 R11: fefefefefefefeff R12: 0000000000000000
[   22.342766] R13: 0000000000000010 R14: ff37cdae84194000 R15: ff37cdae81dbfc00
[   22.342797] FS:  00007f138b08a840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   22.342845] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.342886] CR2: 00007f138b28bc20 CR3: 00000000043f8001 CR4: 0000000000771ef0
[   22.342936] PKRU: 55555554
[   22.342957] Call Trace:
[   22.342977]  <TASK>
[   22.342994]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.343010]  register_netdevice (net/core/dev.c:11488)
[   22.343031]  register_netdev (net/core/dev.c:11552)
[   22.343059]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   22.343077]  ops_init (net/core/net_namespace.c:137)
[   22.343101]  setup_net (net/core/net_namespace.c:446)
[   22.343116]  copy_net_ns (net/core/net_namespace.c:579)
[   22.343141]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.343173]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.343196]  ksys_unshare (kernel/fork.c:3243)
[   22.343219]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.343240]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.343268]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.343285] RIP: 0033:0x7f138b34cbcb
[   22.343305] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.343372] RSP: 002b:00007ffd37271e78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   22.343408] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f138b34cbcb
[   22.343446] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.343482] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.343521] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd372740a0
[   22.343568] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd372748be
| [   22.346642] ------------[ cut here ]------------
| [   22.346666] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/293
| [   22.346707] Modules linked in:
| [   22.346755] Tainted: [W]=WARN
[   22.346769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.346788] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.346805] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.346858] RSP: 0018:ff7b8528406f7720 EFLAGS: 00010286
[   22.346873] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   22.346902] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322c700
[   22.346923] RBP: 0000000000000000 R08: ff37cdae841b1390 R09: ff37cdae8437802c
[   22.346945] R10: ff37cdae8417d120 R11: fefefefefefefeff R12: 0000000000000000
[   22.346967] R13: 0000000000000010 R14: ff37cdae8417d000 R15: ff37cdae8322c700
[   22.346992] FS:  00007fd47d418840(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   22.347017] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.347035] CR2: 0000000007738988 CR3: 0000000001969006 CR4: 0000000000771ef0
[   22.347060] PKRU: 55555554
[   22.347068] Call Trace:
[   22.347077]  <TASK>
[   22.347085]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.347097]  __dev_notify_flags (net/core/dev.c:9787)
[   22.347110]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   22.347121]  netif_change_flags (net/core/dev.c:9820)
[   22.347132]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   22.347146]  ? __nla_validate_parse (lib/nlattr.c:620)
[   22.347166]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   22.347180]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   22.347193]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   22.347211]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.347224]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   22.347239]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   22.347257]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.347271]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.347284]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.347296]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.347311]  ___sys_sendmsg (net/socket.c:2752)
[   22.347325]  __sys_sendmsg (net/socket.c:2784)
[   22.347339]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.347351]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.347367] RIP: 0033:0x7fd47d65208e
[   22.347380] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.347425] RSP: 002b:00007ffcefb02700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.347447] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd47d65208e
[   22.347469] RDX: 0000000000000000 RSI: 00007ffcefb027b0 RDI: 0000000000000005
[   22.347489] RBP: 00007ffcefb02710 R08: 0000000000000000 R09: 0000000000000000
[   22.347513] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de4d
[   22.347532] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcefb02e80
| [   22.356071] ------------[ cut here ]------------
| [   22.356128] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.356226] Modules linked in:
| [   22.356431] Tainted: [W]=WARN
[   22.356470] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.356578] Workqueue: netns cleanup_net
[   22.356620] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.356729] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.356845] RSP: 0018:ff7b852840247ce8 EFLAGS: 00010286
[   22.356891] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.357008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.357089] RBP: 0000000000000000 R08: ff37cdae841b1890 R09: ff37cdae85261030
[   22.357170] R10: ff37cdae85031120 R11: fefefefefefefeff R12: 0000000000000000
[   22.357277] R13: 0000000000000011 R14: ff37cdae85031000 R15: ff37cdae8322db00
[   22.357358] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.357438] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.357516] CR2: 00007fe1dfbc2668 CR3: 0000000003203001 CR4: 0000000000771ef0
[   22.357598] PKRU: 55555554
[   22.357635] Call Trace:
[   22.357733]  <TASK>
[   22.357770]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   22.357863]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   22.357911]  cleanup_net (net/core/net_namespace.c:702)
[   22.357959]  process_one_work (kernel/workqueue.c:3314)
[   22.358001]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.358099]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.358171]  kthread (kernel/kthread.c:436)
[   22.358252]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.358292]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.358339]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.358412]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.358631] ------------[ cut here ]------------
| [   22.358675] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.358803] Modules linked in:
| [   22.358989] Tainted: [W]=WARN
[   22.359030] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.359104] Workqueue: netns cleanup_net
[   22.359171] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.359265] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.359372] RSP: 0018:ff7b852840247ce8 EFLAGS: 00010286
[   22.359444] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.359528] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.359606] RBP: 0000000000000000 R08: ff37cdae841b1cd0 R09: ff37cdae85028030
[   22.359684] R10: ff37cdae8501c120 R11: fefefefefefefeff R12: 0000000000000000
[   22.359766] R13: 0000000000000011 R14: ff37cdae8501c000 R15: ff37cdae8322db00
[   22.359853] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.359929] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.360007] CR2: 00007fe1dfbc2668 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.360090] PKRU: 55555554
[   22.360124] Call Trace:
[   22.360204]  <TASK>
[   22.360274]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   22.360392]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   22.360463]  cleanup_net (net/core/net_namespace.c:702)
[   22.360506]  process_one_work (kernel/workqueue.c:3314)
[   22.360527]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.360662]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.360714]  kthread (kernel/kthread.c:436)
[   22.360812]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.360883]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.360959]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.361029]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.361305] ------------[ cut here ]------------
| [   22.361363] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.361457] Modules linked in:
| [   22.361623] Tainted: [W]=WARN
[   22.361662] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.361774] Workqueue: netns cleanup_net
[   22.361846] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.361928] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.362065] RSP: 0018:ff7b852840247ce8 EFLAGS: 00010286
[   22.362148] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.362229] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.362310] RBP: 0000000000000000 R08: ff37cdae841b1d10 R09: ff37cdae8502b034
[   22.362391] R10: ff37cdae8501f120 R11: fefefefefefefeff R12: 0000000000000000
[   22.362472] R13: 0000000000000011 R14: ff37cdae8501f000 R15: ff37cdae8322db00
[   22.362556] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.362638] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.362756] CR2: 00007fe1dfbc2668 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.362839] PKRU: 55555554
[   22.362873] Call Trace:
[   22.362919]  <TASK>
[   22.362953]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   22.363023]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   22.363040]  cleanup_net (net/core/net_namespace.c:702)
[   22.363132]  process_one_work (kernel/workqueue.c:3314)
[   22.363195]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.363233]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.363299]  kthread (kernel/kthread.c:436)
[   22.363345]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.363383]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.363431]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.363462]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.363640] ------------[ cut here ]------------
| [   22.363726] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.363812] Modules linked in:
| [   22.363971] Tainted: [W]=WARN
[   22.364012] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.364039] Workqueue: netns cleanup_net
[   22.364098] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.364182] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.364297] RSP: 0018:ff7b852840247ce8 EFLAGS: 00010286
[   22.364371] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.364453] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.364535] RBP: 0000000000000000 R08: ff37cdae841b18d0 R09: ff37cdae831de030
[   22.364611] R10: ff37cdae85018120 R11: fefefefefefefeff R12: 0000000000000000
[   22.364697] R13: 0000000000000011 R14: ff37cdae85018000 R15: ff37cdae8322db00
[   22.364786] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.364868] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.364949] CR2: 00007fe1dfbc2668 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.365033] PKRU: 55555554
[   22.365069] Call Trace:
[   22.365142]  <TASK>
[   22.365226]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   22.365310]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   22.365353]  cleanup_net (net/core/net_namespace.c:702)
[   22.365373]  process_one_work (kernel/workqueue.c:3314)
[   22.365445]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.365480]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.365522]  kthread (kernel/kthread.c:436)
[   22.365561]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.365578]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.365645]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.365701]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.365857] ------------[ cut here ]------------
| [   22.365923] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.366012] Modules linked in:
| [   22.366220] Tainted: [W]=WARN
[   22.366256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.366335] Workqueue: netns cleanup_net
[   22.366374] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.366474] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.366595] RSP: 0018:ff7b852840247ce8 EFLAGS: 00010286
[   22.366708] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.366759] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.366913] RBP: 0000000000000000 R08: ff37cdae841b17d0 R09: ff37cdae84161830
[   22.366994] R10: ff37cdae85019120 R11: fefefefefefefeff R12: 0000000000000000
[   22.367075] R13: 0000000000000011 R14: ff37cdae85019000 R15: ff37cdae8322db00
[   22.367169] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.367303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.367353] CR2: 00007fe1dfbc2668 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.367418] PKRU: 55555554
[   22.367449] Call Trace:
[   22.367461]  <TASK>
[   22.367522]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   22.367572]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   22.367634]  cleanup_net (net/core/net_namespace.c:702)
[   22.367711]  process_one_work (kernel/workqueue.c:3314)
[   22.367782]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.367851]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.367929]  kthread (kernel/kthread.c:436)
[   22.368039]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.368107]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.368151]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.368196]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.372678] ------------[ cut here ]------------
| [   22.372712] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/301
| [   22.372756] Modules linked in:
| [   22.372817] Tainted: [W]=WARN
[   22.372839] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.372877] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.372909] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.372971] RSP: 0018:ff7b852840737cb8 EFLAGS: 00010286
[   22.372992] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.373035] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8320f800
[   22.373069] RBP: 0000000000000000 R08: ff37cdae81229d50 R09: ff37cdae8417a02c
[   22.373098] R10: ff37cdae82e75120 R11: fefefefefefefeff R12: 0000000000000000
[   22.373138] R13: 0000000000000010 R14: ff37cdae82e75000 R15: ff37cdae8320f800
[   22.373171] FS:  00007fa0c1a85840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   22.373235] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.373276] CR2: 00007fa0c1c91690 CR3: 000000000327f006 CR4: 0000000000771ef0
[   22.373315] PKRU: 55555554
[   22.373326] Call Trace:
[   22.373336]  <TASK>
[   22.373345]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.373389]  register_netdevice (net/core/dev.c:11488)
[   22.373416]  register_netdev (net/core/dev.c:11552)
[   22.373432]  loopback_net_init (drivers/net/loopback.c:218)
[   22.373454]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[   22.373482]  ops_init (net/core/net_namespace.c:137)
[   22.373509]  setup_net (net/core/net_namespace.c:446)
[   22.373534]  copy_net_ns (net/core/net_namespace.c:579)
[   22.373553]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.373581]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.373610]  ksys_unshare (kernel/fork.c:3243)
[   22.373632]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.373649]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.373673]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.373702] RIP: 0033:0x7fa0c1d47bcb
[   22.373730] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.373801] RSP: 002b:00007ffc7817fbc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   22.373845] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa0c1d47bcb
[   22.373869] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.373911] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.373960] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc78181df0
[   22.373987] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc781838be
| [   22.374096] ------------[ cut here ]------------
| [   22.374134] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/301
| [   22.374176] Modules linked in:
| [   22.374238] Tainted: [W]=WARN
[   22.374256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.374297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.374323] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.374407] RSP: 0018:ff7b852840737c10 EFLAGS: 00010286
[   22.374423] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.374459] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83210000
[   22.374499] RBP: 0000000000000000 R08: ff37cdae83251d90 R09: ff37cdae84165030
[   22.374527] R10: ff37cdae8417a120 R11: fefefefefefefeff R12: 0000000000000000
[   22.374561] R13: 0000000000000010 R14: ff37cdae8417a000 R15: ff37cdae83210000
[   22.374614] FS:  00007fa0c1a85840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   22.374644] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.374681] CR2: 00007fa0c1c91690 CR3: 000000000327f006 CR4: 0000000000771ef0
[   22.374729] PKRU: 55555554
[   22.374741] Call Trace:
[   22.374750]  <TASK>
[   22.374758]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.374790]  register_netdevice (net/core/dev.c:11488)
[   22.374815]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   22.374832]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   22.374856]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[   22.374881]  ops_init (net/core/net_namespace.c:137)
[   22.374916]  setup_net (net/core/net_namespace.c:446)
[   22.374930]  copy_net_ns (net/core/net_namespace.c:579)
[   22.374952]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.374990]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.375006]  ksys_unshare (kernel/fork.c:3243)
[   22.375027]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.375055]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.375080]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.375119] RIP: 0033:0x7fa0c1d47bcb
[   22.375137] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.375206] RSP: 002b:00007ffc7817fbc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   22.375243] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa0c1d47bcb
[   22.375279] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.375316] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.375353] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc78181df0
[   22.375392] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc781838be
| [   22.375500] ------------[ cut here ]------------
| [   22.375537] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/301
| [   22.375578] Modules linked in:
| [   22.375639] Tainted: [W]=WARN
[   22.375656] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.375720] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.375753] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.375810] RSP: 0018:ff7b852840737bf0 EFLAGS: 00010286
[   22.375825] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.375863] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8320fd00
[   22.375904] RBP: 0000000000000000 R08: ff37cdae840deb50 R09: ff37cdae84182830
[   22.375934] R10: ff37cdae84179120 R11: fefefefefefefeff R12: 0000000000000000
[   22.375971] R13: 0000000000000010 R14: ff37cdae84179000 R15: ff37cdae8320fd00
[   22.376000] FS:  00007fa0c1a85840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   22.376052] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.376086] CR2: 00007fa0c1c91690 CR3: 000000000327f006 CR4: 0000000000771ef0
[   22.376114] PKRU: 55555554
[   22.376124] Call Trace:
[   22.376141]  <TASK>
[   22.376158]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.376173]  register_netdevice (net/core/dev.c:11488)
[   22.376191]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   22.376215]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   22.376238]  vti_init_net (net/ipv4/ip_vti.c:517)
[   22.376265]  ops_init (net/core/net_namespace.c:137)
[   22.376285]  setup_net (net/core/net_namespace.c:446)
[   22.376309]  copy_net_ns (net/core/net_namespace.c:579)
[   22.376330]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.376362]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.376383]  ksys_unshare (kernel/fork.c:3243)
[   22.376407]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.376427]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.376456]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.376474] RIP: 0033:0x7fa0c1d47bcb
[   22.376492] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.376559] RSP: 002b:00007ffc7817fbc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   22.376596] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa0c1d47bcb
[   22.376632] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.376671] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.376707] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc78181df0
[   22.376745] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc781838be
| [   22.376845] ------------[ cut here ]------------
| [   22.376888] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/301
| [   22.376933] Modules linked in:
| [   22.377014] Tainted: [W]=WARN
[   22.377039] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.377075] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.377096] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.377163] RSP: 0018:ff7b852840737ca8 EFLAGS: 00010286
[   22.377180] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.377228] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8320f500
[   22.377254] RBP: 0000000000000000 R08: ff37cdae841d90d0 R09: ff37cdae85036034
[   22.377292] R10: ff37cdae84178120 R11: fefefefefefefeff R12: 0000000000000000
[   22.377328] R13: 0000000000000010 R14: ff37cdae84178000 R15: ff37cdae8320f500
[   22.377369] FS:  00007fa0c1a85840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   22.377399] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.377439] CR2: 00007fa0c1c91690 CR3: 000000000327f006 CR4: 0000000000771ef0
[   22.377484] PKRU: 55555554
[   22.377494] Call Trace:
[   22.377511]  <TASK>
[   22.377530]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.377557]  register_netdevice (net/core/dev.c:11488)
[   22.377574]  register_netdev (net/core/dev.c:11552)
[   22.377599]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   22.377618]  ops_init (net/core/net_namespace.c:137)
[   22.377660]  setup_net (net/core/net_namespace.c:446)
[   22.377676]  copy_net_ns (net/core/net_namespace.c:579)
[   22.377704]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.377736]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.377763]  ksys_unshare (kernel/fork.c:3243)
[   22.377787]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.377818]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.377834]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.377855] RIP: 0033:0x7fa0c1d47bcb
[   22.377883] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.377942] RSP: 002b:00007ffc7817fbc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   22.377986] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa0c1d47bcb
[   22.378011] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.378054] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.378091] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc78181df0
[   22.378137] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc781838be
| [   22.378240] ------------[ cut here ]------------
| [   22.378282] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/301
| [   22.378323] Modules linked in:
| [   22.378394] Tainted: [W]=WARN
[   22.378406] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.378441] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.378464] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.378536] RSP: 0018:ff7b852840737ca0 EFLAGS: 00010286
[   22.378565] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.378596] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae81dbfd00
[   22.378636] RBP: 0000000000000000 R08: ff37cdae841d9290 R09: ff37cdae82ff6030
[   22.378668] R10: ff37cdae85036120 R11: fefefefefefefeff R12: 0000000000000000
[   22.378711] R13: 0000000000000010 R14: ff37cdae85036000 R15: ff37cdae81dbfd00
[   22.378740] FS:  00007fa0c1a85840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   22.378777] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.378810] CR2: 00007fa0c1c91690 CR3: 000000000327f006 CR4: 0000000000771ef0
[   22.378853] PKRU: 55555554
[   22.378866] Call Trace:
[   22.378874]  <TASK>
[   22.378885]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.378906]  register_netdevice (net/core/dev.c:11488)
[   22.378942]  register_netdev (net/core/dev.c:11552)
[   22.378961]  sit_init_net (net/ipv6/sit.c:1860)
[   22.378978]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[   22.379000]  ops_init (net/core/net_namespace.c:137)
[   22.379020]  setup_net (net/core/net_namespace.c:446)
[   22.379051]  copy_net_ns (net/core/net_namespace.c:579)
[   22.379066]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.379093]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.379131]  ksys_unshare (kernel/fork.c:3243)
[   22.379148]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.379166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.379187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.379205] RIP: 0033:0x7fa0c1d47bcb
[   22.379223] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.379301] RSP: 002b:00007ffc7817fbc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   22.379334] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa0c1d47bcb
[   22.379363] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.379403] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.379434] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc78181df0
[   22.379480] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc781838be
| [   22.379593] ------------[ cut here ]------------
| [   22.379635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/301
| [   22.379677] Modules linked in:
| [   22.379756] Tainted: [W]=WARN
[   22.379772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.379804] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.379825] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.379900] RSP: 0018:ff7b852840737ca8 EFLAGS: 00010286
[   22.379928] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.379956] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83221200
[   22.379993] RBP: 0000000000000000 R08: ff37cdae8317d6d0 R09: ff37cdae8437f030
[   22.380029] R10: ff37cdae82ff6120 R11: fefefefefefefeff R12: 0000000000000000
[   22.380062] R13: 0000000000000010 R14: ff37cdae82ff6000 R15: ff37cdae83221200
[   22.380092] FS:  00007fa0c1a85840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   22.380129] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.380161] CR2: 00007fa0c1c91690 CR3: 000000000327f006 CR4: 0000000000771ef0
[   22.380206] PKRU: 55555554
[   22.380217] Call Trace:
[   22.380226]  <TASK>
[   22.380235]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.380266]  register_netdevice (net/core/dev.c:11488)
[   22.380289]  register_netdev (net/core/dev.c:11552)
[   22.380307]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   22.380327]  ops_init (net/core/net_namespace.c:137)
[   22.380348]  setup_net (net/core/net_namespace.c:446)
[   22.380374]  copy_net_ns (net/core/net_namespace.c:579)
[   22.380401]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.380422]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.380450]  ksys_unshare (kernel/fork.c:3243)
[   22.380470]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.380498]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.380514]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.380532] RIP: 0033:0x7fa0c1d47bcb
[   22.380556] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.380640] RSP: 002b:00007ffc7817fbc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   22.380675] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa0c1d47bcb
[   22.380726] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.380769] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.380798] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc78181df0
[   22.380831] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc781838be
| [   22.382945] ------------[ cut here ]------------
| [   22.383028] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.383096] Modules linked in:
| [   22.383209] Tainted: [W]=WARN
[   22.383253] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.383306] Workqueue: netns cleanup_net
[   22.383355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.383404] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.383517] RSP: 0018:ff7b852840247c08 EFLAGS: 00010286
[   22.383565] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   22.383620] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.383677] RBP: 0000000000000000 R08: ff37cdae81c49490 R09: ff37cdae85019030
[   22.383739] R10: ff37cdae8526e120 R11: fefefefefefefeff R12: 0000000000000000
[   22.383796] R13: 0000000000000010 R14: ff37cdae8526e000 R15: ff37cdae8322db00
[   22.383882] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.383947] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.383998] CR2: 00007fe1dfbc2668 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.384055] PKRU: 55555554
[   22.384095] Call Trace:
[   22.384136]  <TASK>
[   22.384178]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.384223]  netif_close_many (net/core/dev.c:1804)
[   22.384272]  unregister_netdevice_many_notify (net/core/dev.c:12330 net/core/dev.c:12400)
[   22.384321]  ? __wake_up (./include/linux/spinlock.h:408 (discriminator 3) kernel/sched/wait.c:127 (discriminator 3) kernel/sched/wait.c:146 (discriminator 3))
[   22.384367]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   22.384417]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   22.384464]  cleanup_net (net/core/net_namespace.c:702)
[   22.384510]  process_one_work (kernel/workqueue.c:3314)
[   22.384556]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.384602]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.384648]  kthread (kernel/kthread.c:436)
[   22.384701]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.384749]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.384795]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.384842]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.385018] ------------[ cut here ]------------
| [   22.385065] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.385129] Modules linked in:
| [   22.385237] Tainted: [W]=WARN
[   22.385280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.385331] Workqueue: netns cleanup_net
[   22.385378] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.385427] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.385509] RSP: 0018:ff7b852840247c08 EFLAGS: 00010286
[   22.385558] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   22.385612] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.385667] RBP: 0000000000000000 R08: ff37cdae8325c650 R09: ff37cdae8501902c
[   22.385729] R10: ff37cdae8513c120 R11: fefefefefefefeff R12: 0000000000000000
[   22.385784] R13: 0000000000000010 R14: ff37cdae8513c000 R15: ff37cdae8322db00
[   22.385842] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.385905] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.385957] CR2: 00007fe1dfbc2668 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.386013] PKRU: 55555554
[   22.386054] Call Trace:
[   22.386094]  <TASK>
[   22.386135]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.386181]  netif_close_many (net/core/dev.c:1804)
[   22.386227]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   22.386278]  ? __wake_up (./include/linux/spinlock.h:408 (discriminator 3) kernel/sched/wait.c:127 (discriminator 3) kernel/sched/wait.c:146 (discriminator 3))
[   22.386324]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   22.386374]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   22.386419]  cleanup_net (net/core/net_namespace.c:702)
[   22.386465]  process_one_work (kernel/workqueue.c:3314)
[   22.386511]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.386557]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.386602]  kthread (kernel/kthread.c:436)
[   22.386649]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.386703]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.386750]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.386796]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.386998] ------------[ cut here ]------------
| [   22.387046] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.387110] Modules linked in:
| [   22.387218] Tainted: [W]=WARN
[   22.387262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.387312] Workqueue: netns cleanup_net
[   22.387359] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.387408] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.387490] RSP: 0018:ff7b852840247c78 EFLAGS: 00010286
[   22.387538] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.387593] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.387647] RBP: 0000000000000000 R08: ff37cdae81c49490 R09: ff37cdae85262830
[   22.387707] R10: ff37cdae8526e120 R11: fefefefefefefeff R12: 0000000000000000
[   22.387763] R13: 0000000000000011 R14: ff37cdae8526e000 R15: ff37cdae8322db00
[   22.387820] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.387876] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.387939] CR2: 00007fe1dfbc2668 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.387995] PKRU: 55555554
[   22.388036] Call Trace:
[   22.388077]  <TASK>
[   22.388127]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   22.388176]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   22.388226]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   22.388272]  cleanup_net (net/core/net_namespace.c:702)
[   22.388318]  process_one_work (kernel/workqueue.c:3314)
[   22.388365]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.388411]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.388457]  kthread (kernel/kthread.c:436)
[   22.388503]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.388549]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.388595]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.388641]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.388851] ------------[ cut here ]------------
| [   22.388910] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   22.388973] Modules linked in:
| [   22.389082] Tainted: [W]=WARN
[   22.389126] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.389177] Workqueue: netns cleanup_net
[   22.389223] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.389272] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.389354] RSP: 0018:ff7b852840247c78 EFLAGS: 00010286
[   22.389404] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.389458] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.389516] RBP: 0000000000000000 R08: ff37cdae8325c650 R09: ff37cdae8502482c
[   22.389570] R10: ff37cdae8513c120 R11: fefefefefefefeff R12: 0000000000000000
[   22.389624] R13: 0000000000000011 R14: ff37cdae8513c000 R15: ff37cdae8322db00
[   22.389682] FS:  0000000000000000(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.389747] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.389798] CR2: 00007fe1dfbc2668 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   22.389855] PKRU: 55555554
[   22.389903] Call Trace:
[   22.389944]  <TASK>
[   22.389985]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   22.390034]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   22.390083]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   22.390129]  cleanup_net (net/core/net_namespace.c:702)
[   22.390175]  process_one_work (kernel/workqueue.c:3314)
[   22.390220]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.390266]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.390310]  kthread (kernel/kthread.c:436)
[   22.390356]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.390402]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.390447]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.390493]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.390724] ------------[ cut here ]------------
| [   22.390747] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/302
| [   22.390777] Modules linked in:
| [   22.390820] Tainted: [W]=WARN
[   22.390834] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.390852] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.390869] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.390920] RSP: 0018:ff7b85284073f720 EFLAGS: 00010286
[   22.390935] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   22.390957] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322c700
[   22.390980] RBP: 0000000000000000 R08: ff37cdae81229d50 R09: ff37cdae8437802c
[   22.391000] R10: ff37cdae82e75120 R11: fefefefefefefeff R12: 0000000000000000
[   22.391021] R13: 0000000000000010 R14: ff37cdae82e75000 R15: ff37cdae8322c700
[   22.391046] FS:  00007f24facc1840(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   22.391068] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.391085] CR2: 00007f24faf911a0 CR3: 00000000031b8004 CR4: 0000000000771ef0
[   22.391109] PKRU: 55555554
[   22.391117] Call Trace:
[   22.391124]  <TASK>
[   22.391133]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.391146]  __dev_notify_flags (net/core/dev.c:9787)
[   22.391159]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   22.391173]  netif_change_flags (net/core/dev.c:9820)
[   22.391185]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   22.391198]  ? __nla_validate_parse (lib/nlattr.c:620)
[   22.391217]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   22.391232]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   22.391246]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   22.391265]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.391280]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   22.391294]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   22.391314]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.391326]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.391338]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.391350]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.391365]  ___sys_sendmsg (net/socket.c:2752)
[   22.391377]  __sys_sendmsg (net/socket.c:2784)
[   22.391388]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.391399]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.391415] RIP: 0033:0x7f24faefb08e
[   22.391428] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.391477] RSP: 002b:00007ffd14c25670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.391498] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f24faefb08e
[   22.391521] RDX: 0000000000000000 RSI: 00007ffd14c25720 RDI: 0000000000000005
[   22.391540] RBP: 00007ffd14c25680 R08: 0000000000000000 R09: 0000000000000000
[   22.391560] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de4d
[   22.391585] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd14c25df0
| [   22.401816] ------------[ cut here ]------------
| [   22.401842] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/305
| [   22.401886] Modules linked in:
| [   22.401959] Tainted: [W]=WARN
[   22.401977] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.402016] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.402034] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.402103] RSP: 0018:ff7b8528407575f0 EFLAGS: 00010286
[   22.402125] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.402163] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83221300
[   22.402201] RBP: 0000000000000000 R08: ff37cdae841b1ad0 R09: ff37cdae8513f030
[   22.402225] R10: ff37cdae8526b120 R11: fefefefefefefeff R12: 0000000000000000
[   22.402262] R13: 0000000000000010 R14: ff37cdae8526b000 R15: ff37cdae83221300
[   22.402302] FS:  00007f61c408e840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   22.402351] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.402392] CR2: 00000000004eb188 CR3: 000000000327e006 CR4: 0000000000771ef0
[   22.402440] PKRU: 55555554
[   22.402451] Call Trace:
[   22.402468]  <TASK>
[   22.402489]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.402526]  __dev_notify_flags (net/core/dev.c:9787)
[   22.402544]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   22.402561]  veth_newlink (drivers/net/veth.c:1871)
[   22.402599]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   22.402629]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   22.402658]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.402683]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[   22.402733]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   22.402757]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.402775]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.402797]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.402821]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.402849]  ___sys_sendmsg (net/socket.c:2752)
[   22.402873]  __sys_sendmsg (net/socket.c:2784)
[   22.402900]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.402938]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.402955] RIP: 0033:0x7f61c42c808e
[   22.402977] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.403049] RSP: 002b:00007fff87446ca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.403083] RAX: ffffffffffffffda RBX: 00007fff87447448 RCX: 00007f61c42c808e
[   22.403113] RDX: 0000000000000000 RSI: 00007fff87446d50 RDI: 0000000000000005
[   22.403152] RBP: 00007fff87446cb0 R08: 0000000000000000 R09: 0000000000000000
[   22.403184] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de4d
[   22.403218] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff87447420
| [   22.403377] ------------[ cut here ]------------
| [   22.403413] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/305
| [   22.403457] Modules linked in:
| [   22.403536] Tainted: [W]=WARN
[   22.403551] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.403572] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.403591] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.403667] RSP: 0018:ff7b852840757870 EFLAGS: 00010286
[   22.403683] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.403726] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83221300
[   22.403765] RBP: 0000000000000000 R08: ff37cdae841ab010 R09: ff37cdae8513c030
[   22.403798] R10: ff37cdae8437f120 R11: fefefefefefefeff R12: 0000000000000000
[   22.403834] R13: 0000000000000010 R14: ff37cdae8437f000 R15: ff37cdae83221300
[   22.403862] FS:  00007f61c408e840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   22.403912] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.403950] CR2: 00000000004eb188 CR3: 000000000327e006 CR4: 0000000000771ef0
[   22.403977] PKRU: 55555554
[   22.403987] Call Trace:
[   22.404002]  <TASK>
[   22.404022]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.404039]  __dev_notify_flags (net/core/dev.c:9787)
[   22.404067]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   22.404087]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   22.404106]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   22.404142]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.404166]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[   22.404206]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   22.404227]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.404255]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.404275]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.404298]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.404326]  ___sys_sendmsg (net/socket.c:2752)
[   22.404351]  __sys_sendmsg (net/socket.c:2784)
[   22.404389]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.404407]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.404426] RIP: 0033:0x7f61c42c808e
[   22.404450] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.404534] RSP: 002b:00007fff87446ca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.404573] RAX: ffffffffffffffda RBX: 00007fff87447448 RCX: 00007f61c42c808e
[   22.404605] RDX: 0000000000000000 RSI: 00007fff87446d50 RDI: 0000000000000005
[   22.404643] RBP: 00007fff87446cb0 R08: 0000000000000000 R09: 0000000000000000
[   22.404670] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de4d
[   22.404711] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff87447420
| [   22.407667] ------------[ cut here ]------------
| [   22.407699] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/306
| [   22.407737] Modules linked in:
| [   22.407784] Tainted: [W]=WARN
[   22.407795] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.407814] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.407833] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.407885] RSP: 0018:ff7b85284075f5f0 EFLAGS: 00010286
[   22.407911] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.407934] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322b900
[   22.407959] RBP: 0000000000000000 R08: ff37cdae81972f50 R09: ff37cdae8526d030
[   22.407983] R10: ff37cdae84383120 R11: fefefefefefefeff R12: 0000000000000000
[   22.408005] R13: 0000000000000010 R14: ff37cdae84383000 R15: ff37cdae8322b900
[   22.408031] FS:  00007fc9dbe93840(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   22.408054] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.408071] CR2: 00000000004eb188 CR3: 00000000053a7004 CR4: 0000000000771ef0
[   22.408093] PKRU: 55555554
[   22.408101] Call Trace:
[   22.408112]  <TASK>
[   22.408120]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.408135]  __dev_notify_flags (net/core/dev.c:9787)
[   22.408148]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   22.408161]  ? linkwatch_fire_event (./include/linux/spinlock.h:408 (discriminator 3) net/core/link_watch.c:133 (discriminator 3) net/core/link_watch.c:324 (discriminator 3))
[   22.408179]  veth_newlink (drivers/net/veth.c:1871)
[   22.408194]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   22.408207]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   22.408224]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.408237]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[   22.408253]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   22.408270]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.408283]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.408297]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.408310]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.408323]  ___sys_sendmsg (net/socket.c:2752)
[   22.408338]  __sys_sendmsg (net/socket.c:2784)
[   22.408351]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.408365]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.408381] RIP: 0033:0x7fc9dc0cd08e
[   22.408392] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.408444] RSP: 002b:00007ffe66659c60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.408467] RAX: ffffffffffffffda RBX: 00007ffe6665a408 RCX: 00007fc9dc0cd08e
[   22.408492] RDX: 0000000000000000 RSI: 00007ffe66659d10 RDI: 0000000000000005
[   22.408514] RBP: 00007ffe66659c70 R08: 0000000000000000 R09: 0000000000000000
[   22.408534] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de4d
[   22.408554] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6665a3e0
| [   22.408704] ------------[ cut here ]------------
| [   22.408720] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/306
| [   22.408749] Modules linked in:
| [   22.408793] Tainted: [W]=WARN
[   22.408806] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.408825] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.408841] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.408893] RSP: 0018:ff7b85284075f870 EFLAGS: 00010286
[   22.408910] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.408931] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322b900
[   22.408952] RBP: 0000000000000000 R08: ff37cdae83109a10 R09: ff37cdae85019030
[   22.408976] R10: ff37cdae84378120 R11: fefefefefefefeff R12: 0000000000000000
[   22.408995] R13: 0000000000000010 R14: ff37cdae84378000 R15: ff37cdae8322b900
[   22.409019] FS:  00007fc9dbe93840(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   22.409046] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.409065] CR2: 00000000004eb188 CR3: 00000000053a7004 CR4: 0000000000771ef0
[   22.409089] PKRU: 55555554
[   22.409097] Call Trace:
[   22.409108]  <TASK>
[   22.409118]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.409129]  __dev_notify_flags (net/core/dev.c:9787)
[   22.409142]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   22.409154]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   22.409167]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   22.409182]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.409196]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[   22.409213]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   22.409231]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.409244]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.409257]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.409272]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.409285]  ___sys_sendmsg (net/socket.c:2752)
[   22.409298]  __sys_sendmsg (net/socket.c:2784)
[   22.409309]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.409320]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.409334] RIP: 0033:0x7fc9dc0cd08e
[   22.409347] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.409402] RSP: 002b:00007ffe66659c60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.409425] RAX: ffffffffffffffda RBX: 00007ffe6665a408 RCX: 00007fc9dc0cd08e
[   22.409444] RDX: 0000000000000000 RSI: 00007ffe66659d10 RDI: 0000000000000005
[   22.409464] RBP: 00007ffe66659c70 R08: 0000000000000000 R09: 0000000000000000
[   22.409486] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de4d
[   22.409506] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6665a3e0
| [   22.412465] ------------[ cut here ]------------
| [   22.412490] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/307
| [   22.412533] Modules linked in:
| [   22.412594] Tainted: [W]=WARN
[   22.412612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.412655] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.412691] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.412756] RSP: 0018:ff7b852840767870 EFLAGS: 00010286
[   22.412784] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.412821] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83221200
[   22.412887] RBP: 0000000000000000 R08: ff37cdae840b0390 R09: ff37cdae85018030
[   22.412934] R10: ff37cdae8513c120 R11: fefefefefefefeff R12: 0000000000000000
[   22.412984] R13: 0000000000000010 R14: ff37cdae8513c000 R15: ff37cdae83221200
[   22.413019] FS:  00007fecb4d22840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   22.413074] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.413112] CR2: 00000000004a77b8 CR3: 000000000327e002 CR4: 0000000000771ef0
[   22.413157] PKRU: 55555554
[   22.413169] Call Trace:
[   22.413178]  <TASK>
[   22.413197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.413232]  __dev_notify_flags (net/core/dev.c:9787)
[   22.413253]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   22.413280]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   22.413301]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   22.413330]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.413352]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[   22.413380]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   22.413417]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.413437]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.413464]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.413483]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.413509]  ___sys_sendmsg (net/socket.c:2752)
[   22.413535]  __sys_sendmsg (net/socket.c:2784)
[   22.413558]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.413582]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.413614] RIP: 0033:0x7fecb4f5c08e
[   22.413633] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.413736] RSP: 002b:00007ffca292c7f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.413779] RAX: ffffffffffffffda RBX: 00007ffca292cf98 RCX: 00007fecb4f5c08e
[   22.413829] RDX: 0000000000000000 RSI: 00007ffca292c8a0 RDI: 0000000000000005
[   22.413873] RBP: 00007ffca292c800 R08: 0000000000000000 R09: 0000000000000000
[   22.413926] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de4d
[   22.413971] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca292cf70
| [   22.416773] ------------[ cut here ]------------
| [   22.416794] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/308
| [   22.416825] Modules linked in:
| [   22.416867] Tainted: [W]=WARN
[   22.416881] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.416902] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.416921] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.416977] RSP: 0018:ff7b85284076f720 EFLAGS: 00010286
[   22.416993] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   22.417014] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322b900
[   22.417035] RBP: 0000000000000000 R08: ff37cdae840b0390 R09: ff37cdae85019030
[   22.417056] R10: ff37cdae8513c120 R11: fefefefefefefeff R12: 0000000000000000
[   22.417080] R13: 0000000000000010 R14: ff37cdae8513c000 R15: ff37cdae8322b900
[   22.417102] FS:  00007feeff353840(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   22.417128] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.417149] CR2: 000000002d496988 CR3: 00000000053a7006 CR4: 0000000000771ef0
[   22.417173] PKRU: 55555554
[   22.417181] Call Trace:
[   22.417190]  <TASK>
[   22.417198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.417212]  __dev_notify_flags (net/core/dev.c:9787)
[   22.417224]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   22.417236]  netif_change_flags (net/core/dev.c:9820)
[   22.417252]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   22.417265]  ? __nla_validate_parse (lib/nlattr.c:620)
[   22.417283]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   22.417297]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   22.417312]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   22.417328]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.417343]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   22.417355]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   22.417373]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.417386]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.417401]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.417413]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.417425]  ___sys_sendmsg (net/socket.c:2752)
[   22.417440]  __sys_sendmsg (net/socket.c:2784)
[   22.417451]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.417463]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.417480] RIP: 0033:0x7feeff58d08e
[   22.417494] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.417546] RSP: 002b:00007ffd7e1d4b20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.417567] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007feeff58d08e
[   22.417591] RDX: 0000000000000000 RSI: 00007ffd7e1d4bd0 RDI: 0000000000000005
[   22.417611] RBP: 00007ffd7e1d4b30 R08: 0000000000000000 R09: 0000000000000000
[   22.417634] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de4d
[   22.417654] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7e1d52a0
| [   22.425855] ------------[ cut here ]------------
| [   22.425880] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/311
| [   22.425917] Modules linked in:
| [   22.425963] Tainted: [W]=WARN
[   22.425975] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.425993] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.426008] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.426060] RSP: 0018:ff7b852840787720 EFLAGS: 00010286
[   22.426078] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   22.426101] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322b900
[   22.426123] RBP: 0000000000000000 R08: ff37cdae841b1ad0 R09: ff37cdae85019030
[   22.426144] R10: ff37cdae8526b120 R11: fefefefefefefeff R12: 0000000000000000
[   22.426175] R13: 0000000000000010 R14: ff37cdae8526b000 R15: ff37cdae8322b900
[   22.426198] FS:  00007f0056bf2840(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   22.426225] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.426245] CR2: 00007f0056ec21a0 CR3: 00000000053a7005 CR4: 0000000000771ef0
[   22.426268] PKRU: 55555554
[   22.426276] Call Trace:
[   22.426284]  <TASK>
[   22.426292]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.426303]  __dev_notify_flags (net/core/dev.c:9787)
[   22.426316]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   22.426328]  netif_change_flags (net/core/dev.c:9820)
[   22.426341]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   22.426353]  ? __nla_validate_parse (lib/nlattr.c:620)
[   22.426373]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   22.426385]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   22.426399]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   22.426416]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.426428]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   22.426439]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   22.426456]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.426468]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.426482]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.426497]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.426509]  ___sys_sendmsg (net/socket.c:2752)
[   22.426521]  __sys_sendmsg (net/socket.c:2784)
[   22.426533]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.426547]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.426561] RIP: 0033:0x7f0056e2c08e
[   22.426573] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.426627] RSP: 002b:00007ffdc067db70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.426651] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0056e2c08e
[   22.426673] RDX: 0000000000000000 RSI: 00007ffdc067dc20 RDI: 0000000000000005
[   22.426702] RBP: 00007ffdc067db80 R08: 0000000000000000 R09: 0000000000000000
[   22.426730] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de4d
[   22.426750] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc067e2f0
| [   22.429550] ------------[ cut here ]------------
| [   22.429576] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/312
| [   22.429620] Modules linked in:
| [   22.429702] Tainted: [W]=WARN
[   22.429726] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.429761] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.429792] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.429903] RSP: 0018:ff7b85284078f720 EFLAGS: 00010286
[   22.429933] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   22.429976] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83221200
[   22.430013] RBP: 0000000000000000 R08: ff37cdae81972f50 R09: ff37cdae85018030
[   22.430052] R10: ff37cdae84383120 R11: fefefefefefefeff R12: 0000000000000000
[   22.430085] R13: 0000000000000010 R14: ff37cdae84383000 R15: ff37cdae83221200
[   22.430120] FS:  00007f6c68890840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   22.430146] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.430183] CR2: 00007f6c68b601a0 CR3: 000000000327e001 CR4: 0000000000771ef0
[   22.430217] PKRU: 55555554
[   22.430226] Call Trace:
[   22.430244]  <TASK>
[   22.430261]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.430277]  __dev_notify_flags (net/core/dev.c:9787)
[   22.430305]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   22.430323]  netif_change_flags (net/core/dev.c:9820)
[   22.430348]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   22.430375]  ? __nla_validate_parse (lib/nlattr.c:620)
[   22.430407]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   22.430437]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   22.430461]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   22.430489]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.430525]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   22.430545]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   22.430572]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.430608]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.430629]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.430657]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.430678]  ___sys_sendmsg (net/socket.c:2752)
[   22.430714]  __sys_sendmsg (net/socket.c:2784)
[   22.430740]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.430772]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.430811] RIP: 0033:0x7f6c68aca08e
[   22.430826] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.430909] RSP: 002b:00007ffc1b745d90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.430947] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6c68aca08e
[   22.430973] RDX: 0000000000000000 RSI: 00007ffc1b745e40 RDI: 0000000000000005
[   22.431010] RBP: 00007ffc1b745da0 R08: 0000000000000000 R09: 0000000000000000
[   22.431046] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de4d
[   22.431084] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1b746510
| [   22.450550] ------------[ cut here ]------------
| [   22.450579] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/319
| [   22.450611] Modules linked in:
| [   22.450652] Tainted: [W]=WARN
[   22.450663] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.450681] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.450704] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.450762] RSP: 0018:ff7b8528407c7870 EFLAGS: 00010286
[   22.450778] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   22.450799] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83221300
[   22.450819] RBP: 0000000000000000 R08: ff37cdae81972690 R09: ff37cdae85031030
[   22.450842] R10: ff37cdae85018120 R11: fefefefefefefeff R12: 0000000000000000
[   22.450861] R13: 0000000000000010 R14: ff37cdae85018000 R15: ff37cdae83221300
[   22.450886] FS:  00007f89e7a60840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   22.450928] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.450945] CR2: 00000000004a77b8 CR3: 000000000327e002 CR4: 0000000000771ef0
[   22.450966] PKRU: 55555554
[   22.450974] Call Trace:
[   22.450982]  <TASK>
[   22.450992]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.451005]  __dev_notify_flags (net/core/dev.c:9787)
[   22.451018]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   22.451033]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   22.451046]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   22.451064]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.451078]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[   22.451093]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   22.451111]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.451125]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.451140]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.451153]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.451169]  ___sys_sendmsg (net/socket.c:2752)
[   22.451184]  __sys_sendmsg (net/socket.c:2784)
[   22.451198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.451212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.451232] RIP: 0033:0x7f89e7c9a08e
[   22.451245] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.451300] RSP: 002b:00007ffdd6c517b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.451324] RAX: ffffffffffffffda RBX: 00007ffdd6c51f58 RCX: 00007f89e7c9a08e
[   22.451346] RDX: 0000000000000000 RSI: 00007ffdd6c51860 RDI: 0000000000000005
[   22.451369] RBP: 00007ffdd6c517c0 R08: 0000000000000000 R09: 0000000000000000
[   22.451387] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de4d
[   22.451408] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd6c51f30
| [   22.454150] ------------[ cut here ]------------
| [   22.454176] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/320
| [   22.454225] Modules linked in:
| [   22.454287] Tainted: [W]=WARN
[   22.454308] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.454345] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.454374] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.454435] RSP: 0018:ff7b8528407cf720 EFLAGS: 00010286
[   22.454457] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   22.454492] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322c700
[   22.454515] RBP: 0000000000000000 R08: ff37cdae81972690 R09: ff37cdae85019030
[   22.454549] R10: ff37cdae85018120 R11: fefefefefefefeff R12: 0000000000000000
[   22.454578] R13: 0000000000000010 R14: ff37cdae85018000 R15: ff37cdae8322c700
[   22.454620] FS:  00007f44f0ffe840(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   22.454650] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.454681] CR2: 000000003fb03988 CR3: 00000000053a7002 CR4: 0000000000771ef0
[   22.454717] PKRU: 55555554
[   22.454728] Call Trace:
[   22.454747]  <TASK>
[   22.454766]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.454787]  __dev_notify_flags (net/core/dev.c:9787)
[   22.454806]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   22.454834]  netif_change_flags (net/core/dev.c:9820)
[   22.454860]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   22.454888]  ? __nla_validate_parse (lib/nlattr.c:620)
[   22.454922]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   22.454956]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   22.454982]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   22.455008]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.455036]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   22.455056]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   22.455081]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.455108]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.455136]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.455156]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.455172]  ___sys_sendmsg (net/socket.c:2752)
[   22.455195]  __sys_sendmsg (net/socket.c:2784)
[   22.455217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.455243]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.455274] RIP: 0033:0x7f44f123808e
[   22.455301] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.455366] RSP: 002b:00007ffec526f7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.455405] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f44f123808e
[   22.455431] RDX: 0000000000000000 RSI: 00007ffec526f870 RDI: 0000000000000005
[   22.455465] RBP: 00007ffec526f7d0 R08: 0000000000000000 R09: 0000000000000000
[   22.455492] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de4d
[   22.455532] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec526ff40
| [   22.463931] ------------[ cut here ]------------
| [   22.463956] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/323
| [   22.463986] Modules linked in:
| [   22.464029] Tainted: [W]=WARN
[   22.464041] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.464058] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.464077] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.464126] RSP: 0018:ff7b8528407e7720 EFLAGS: 00010286
[   22.464141] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   22.464162] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83221300
[   22.464184] RBP: 0000000000000000 R08: ff37cdae841ab010 R09: ff37cdae85031030
[   22.464206] R10: ff37cdae8437f120 R11: fefefefefefefeff R12: 0000000000000000
[   22.464228] R13: 0000000000000010 R14: ff37cdae8437f000 R15: ff37cdae83221300
[   22.464252] FS:  00007f487f4dd840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   22.464275] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.464295] CR2: 000000003a4c7988 CR3: 000000000327e006 CR4: 0000000000771ef0
[   22.464319] PKRU: 55555554
[   22.464326] Call Trace:
[   22.464333]  <TASK>
[   22.464341]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.464356]  __dev_notify_flags (net/core/dev.c:9787)
[   22.464368]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   22.464379]  netif_change_flags (net/core/dev.c:9820)
[   22.464391]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   22.464403]  ? __nla_validate_parse (lib/nlattr.c:620)
[   22.464422]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   22.464434]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   22.464446]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   22.464460]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.464472]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   22.464486]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   22.464500]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.464512]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.464525]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.464536]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.464550]  ___sys_sendmsg (net/socket.c:2752)
[   22.464565]  __sys_sendmsg (net/socket.c:2784)
[   22.464577]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.464591]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.464608] RIP: 0033:0x7f487f71708e
[   22.464619] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.464671] RSP: 002b:00007ffd7cecfcd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.464701] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f487f71708e
[   22.464727] RDX: 0000000000000000 RSI: 00007ffd7cecfd80 RDI: 0000000000000005
[   22.464748] RBP: 00007ffd7cecfce0 R08: 0000000000000000 R09: 0000000000000000
[   22.464772] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de4d
[   22.464794] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7ced0450
| [   22.464863] ------------[ cut here ]------------
| [   22.464880] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 2/106
| [   22.464915] Modules linked in:
| [   22.464955] Tainted: [W]=WARN
[   22.464968] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.464986] Workqueue: events_unbound linkwatch_event
[   22.465004] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.465022] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.465071] RSP: 0018:ff7b85284026bd50 EFLAGS: 00010286
[   22.465087] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   22.465108] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83221200
[   22.465128] RBP: 0000000000000000 R08: ff37cdae841b1ad0 R09: ff37cdae85031030
[   22.465149] R10: ff37cdae8526b120 R11: fefefefefefefeff R12: 0000000000000000
[   22.465173] R13: 0000000000000010 R14: ff37cdae8526b000 R15: ff37cdae83221200
[   22.465194] FS:  0000000000000000(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   22.465218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.465238] CR2: 000000003a4c7988 CR3: 000000000327e006 CR4: 0000000000771ef0
[   22.465259] PKRU: 55555554
[   22.465267] Call Trace:
[   22.465273]  <TASK>
[   22.465280]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.465293]  netif_state_change (net/core/dev.c:1605)
[   22.465308]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   22.465320]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   22.465335]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   22.465346]  process_one_work (kernel/workqueue.c:3314)
[   22.465362]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.465373]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.465384]  kthread (kernel/kthread.c:436)
[   22.465399]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.465414]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.465428]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.465439]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.468142] ------------[ cut here ]------------
| [   22.468175] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/324
| [   22.468224] Modules linked in:
| [   22.468294] Tainted: [W]=WARN
[   22.468316] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.468352] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.468382] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.468443] RSP: 0018:ff7b8528407ef720 EFLAGS: 00010286
[   22.468464] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   22.468506] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322c700
[   22.468545] RBP: 0000000000000000 R08: ff37cdae83109a10 R09: ff37cdae85019030
[   22.468572] R10: ff37cdae84378120 R11: fefefefefefefeff R12: 0000000000000000
[   22.468613] R13: 0000000000000010 R14: ff37cdae84378000 R15: ff37cdae8322c700
[   22.468647] FS:  00007f79c84da840(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   22.468703] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.468739] CR2: 00000000339cc988 CR3: 00000000053a7001 CR4: 0000000000771ef0
[   22.468773] PKRU: 55555554
[   22.468784] Call Trace:
[   22.468793]  <TASK>
[   22.468812]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.468834]  __dev_notify_flags (net/core/dev.c:9787)
[   22.468862]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   22.468882]  netif_change_flags (net/core/dev.c:9820)
[   22.468909]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   22.468944]  ? __nla_validate_parse (lib/nlattr.c:620)
[   22.468975]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   22.468997]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   22.469024]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   22.469047]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.469072]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   22.469099]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   22.469123]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.469143]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.469166]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.469194]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.469214]  ___sys_sendmsg (net/socket.c:2752)
[   22.469239]  __sys_sendmsg (net/socket.c:2784)
[   22.469266]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.469297]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.469332] RIP: 0033:0x7f79c871408e
[   22.469352] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.469423] RSP: 002b:00007ffc85a538c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.469464] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f79c871408e
[   22.469490] RDX: 0000000000000000 RSI: 00007ffc85a53970 RDI: 0000000000000005
[   22.469524] RBP: 00007ffc85a538d0 R08: 0000000000000000 R09: 0000000000000000
[   22.469551] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de4d
[   22.469588] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc85a54040
| [   22.469756] ------------[ cut here ]------------
| [   22.469794] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/36
| [   22.469848] Modules linked in:
| [   22.469954] Tainted: [W]=WARN
[   22.469989] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.470028] Workqueue: events_unbound linkwatch_event
[   22.470075] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.470105] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.470208] RSP: 0018:ff7b85284014bd50 EFLAGS: 00010286
[   22.470238] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   22.470285] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322c700
[   22.470327] RBP: 0000000000000000 R08: ff37cdae81972f50 R09: ff37cdae85019030
[   22.470377] R10: ff37cdae84383120 R11: fefefefefefefeff R12: 0000000000000000
[   22.470433] R13: 0000000000000010 R14: ff37cdae84383000 R15: ff37cdae8322c700
[   22.470470] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   22.470538] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.470587] CR2: 00007f79c85a7574 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   22.470636] PKRU: 55555554
[   22.470654] Call Trace:
[   22.470670]  <TASK>
[   22.470682]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.470718]  netif_state_change (net/core/dev.c:1605)
[   22.470746]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   22.470775]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   22.470809]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   22.470835]  process_one_work (kernel/workqueue.c:3314)
[   22.470868]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   22.470894]  ? rescuer_thread (kernel/workqueue.c:3672)
[   22.470928]  kthread (kernel/kthread.c:436)
[   22.470955]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.470986]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.471003]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   22.471036]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.473576] ------------[ cut here ]------------
| [   22.473597] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/325
| [   22.473644] Modules linked in:
| [   22.473735] Tainted: [W]=WARN
[   22.473753] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.473783] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.473811] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.473879] RSP: 0018:ff7b8528407ef6d0 EFLAGS: 00010286
[   22.473903] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   22.473934] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83221200
[   22.473971] RBP: 0000000000000000 R08: ff37cdae841ab010 R09: ff37cdae85031030
[   22.474008] R10: ff37cdae8437f120 R11: fefefefefefefeff R12: 0000000000000000
[   22.474040] R13: 0000000000000010 R14: ff37cdae8437f000 R15: ff37cdae83221200
[   22.474071] FS:  00007f502b416840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   22.474118] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.474150] CR2: 00000000004eb4a8 CR3: 000000000327e003 CR4: 0000000000771ef0
[   22.474176] PKRU: 55555554
[   22.474196] Call Trace:
[   22.474216]  <TASK>
[   22.474225]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.474237]  netif_state_change (net/core/dev.c:1605)
[   22.474265]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   22.474284]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   22.474309]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   22.474338]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[   22.474358]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.474381]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[   22.474415]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   22.474447]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.474473]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.474498]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.474530]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.474553]  ___sys_sendmsg (net/socket.c:2752)
[   22.474587]  __sys_sendmsg (net/socket.c:2784)
[   22.474604]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.474626]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.474658] RIP: 0033:0x7f502b65008e
[   22.474679] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.474750] RSP: 002b:00007ffc44fd83b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.474793] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f502b65008e
[   22.474822] RDX: 0000000000000000 RSI: 00007ffc44fd8460 RDI: 0000000000000006
[   22.474855] RBP: 00007ffc44fd83c0 R08: 0000000000000000 R09: 0000000000000000
[   22.474879] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de4d
[   22.474931] R13: 00007ffc44fd8510 R14: 0000000000000000 R15: 00007ffc44fd9088
| [   22.477749] ------------[ cut here ]------------
| [   22.477776] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/326
| [   22.477840] Modules linked in:
| [   22.477971] Tainted: [W]=WARN
[   22.478003] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.478053] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.478095] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.478193] RSP: 0018:ff7b8528407f76d0 EFLAGS: 00010286
[   22.478240] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   22.478280] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322b900
[   22.478341] RBP: 0000000000000000 R08: ff37cdae83109a10 R09: ff37cdae85019030
[   22.478396] R10: ff37cdae84378120 R11: fefefefefefefeff R12: 0000000000000000
[   22.478440] R13: 0000000000000010 R14: ff37cdae84378000 R15: ff37cdae8322b900
[   22.478492] FS:  00007f3344558840(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   22.478540] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.478585] CR2: 00000000004eb4b0 CR3: 00000000053a7003 CR4: 0000000000771ef0
[   22.478632] PKRU: 55555554
[   22.478650] Call Trace:
[   22.478666]  <TASK>
[   22.478678]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.478717]  netif_state_change (net/core/dev.c:1605)
[   22.478737]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   22.478771]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   22.478795]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   22.478822]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[   22.478853]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.478886]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[   22.478922]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   22.478968]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.479000]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.479025]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.479061]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.479091]  ___sys_sendmsg (net/socket.c:2752)
[   22.479122]  __sys_sendmsg (net/socket.c:2784)
[   22.479147]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.479181]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.479208] RIP: 0033:0x7f334479208e
[   22.479245] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.479353] RSP: 002b:00007fff80709a20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.479399] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f334479208e
[   22.479469] RDX: 0000000000000000 RSI: 00007fff80709ad0 RDI: 0000000000000006
[   22.479519] RBP: 00007fff80709a30 R08: 0000000000000000 R09: 0000000000000000
[   22.479566] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de4d
[   22.479614] R13: 00007fff80709b80 R14: 0000000000000000 R15: 00007fff8070a6f8
| [   22.522181] ------------[ cut here ]------------
| [   22.522233] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: tcpdump/338
| [   22.522305] Modules linked in:
| [   22.522422] Tainted: [W]=WARN
[   22.522469] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.522524] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.522577] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.522663] RSP: 0018:ff7b852840857c90 EFLAGS: 00010286
[   22.522723] RAX: 00000000ffffffa6 RBX: 0000000000000100 RCX: 0000000000000000
[   22.522782] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322db00
[   22.522839] RBP: 0000000000000000 R08: ff37cdae841b1ad0 R09: ff37cdae82ff3030
[   22.522906] R10: ff37cdae8526b120 R11: fefefefefefefeff R12: 0000000000000000
[   22.522965] R13: 0000000000000010 R14: ff37cdae8526b000 R15: ff37cdae8322db00
[   22.523027] FS:  00007f1ee8b39a40(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   22.523088] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.523143] CR2: 00007ffff8bbbb38 CR3: 0000000005335006 CR4: 0000000000771ef0
[   22.523203] PKRU: 55555554
[   22.523246] Call Trace:
[   22.523292]  <TASK>
[   22.523337]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   22.523387]  __dev_notify_flags (net/core/dev.c:9787)
[   22.523438]  __dev_set_promiscuity (net/core/dev.c:9630)
[   22.523492]  netif_set_promiscuity (net/core/dev.c:9639)
[   22.523545]  dev_set_promiscuity (net/core/dev_api.c:288)
[   22.523594]  packet_setsockopt (net/packet/af_packet.c:3728 net/packet/af_packet.c:3813)
[   22.523646]  ? do_sock_getsockopt (net/socket.c:2468)
[   22.523708]  do_sock_setsockopt (net/socket.c:2381)
[   22.523759]  __sys_setsockopt (net/socket.c:2406)
[   22.523808]  __x64_sys_setsockopt (net/socket.c:2412 net/socket.c:2409 net/socket.c:2409)
[   22.523857]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.523917]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.523972] RIP: 0033:0x7f1ee8d7561e
[   22.524021] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 6a f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 a1
All code
========
   0:	55                   	push   %rbp
   1:	48 63 c9             	movslq %ecx,%rcx
   4:	48 63 ff             	movslq %edi,%rdi
   7:	45 89 c9             	mov    %r9d,%r9d
   a:	48 89 e5             	mov    %rsp,%rbp
   d:	48 83 ec 08          	sub    $0x8,%rsp
  11:	6a 2c                	push   $0x2c
  13:	e8 94 6a f7 ff       	call   0xfffffffffff76aac
  18:	c9                   	leave
  19:	c3                   	ret
  1a:	66 90                	xchg   %ax,%ax
  1c:	f3 0f 1e fa          	endbr64
  20:	49 89 ca             	mov    %rcx,%r10
  23:	b8 36 00 00 00       	mov    $0x36,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 0a                	ja     0x3c
  32:	c3                   	ret
  33:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  3a:	00 00 
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	15                   	.byte 0x15
  3f:	a1                   	.byte 0xa1

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 0a                	ja     0x12
   8:	c3                   	ret
   9:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  10:	00 00 
  12:	48                   	rex.W
  13:	8b                   	.byte 0x8b
  14:	15                   	.byte 0x15
  15:	a1                   	.byte 0xa1
[   22.524115] RSP: 002b:00007ffff8bbcb48 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   22.524173] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f1ee8d7561e
[   22.524231] RDX: 0000000000000001 RSI: 0000000000000107 RDI: 0000000000000005
[   22.524289] RBP: 00007ffff8bbcc80 R08: 0000000000000010 R09: 000055cc5c44b530
[   22.524348] R10: 00007ffff8bbcbc0 R11: 0000000000000246 R12: 0000000000000001
[   22.524405] R13: 000055cc5c44b918 R14: 000055cc5c44b690 R15: 0000000000000000
| [   23.527225] ------------[ cut here ]------------
| [   23.527242] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: tcpdump/343
| [   23.527280] Modules linked in:
| [   23.527324] Tainted: [W]=WARN
[   23.527335] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.527354] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.527369] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.527422] RSP: 0018:ff7b852840877c90 EFLAGS: 00010286
[   23.527437] RAX: 00000000ffffffa6 RBX: 0000000000000100 RCX: 0000000000000000
[   23.527459] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322c700
[   23.527481] RBP: 0000000000000000 R08: ff37cdae81972f50 R09: ff37cdae85019030
[   23.527503] R10: ff37cdae84383120 R11: fefefefefefefeff R12: 0000000000000000
[   23.527523] R13: 0000000000000010 R14: ff37cdae84383000 R15: ff37cdae8322c700
[   23.527550] FS:  00007fec6f971a40(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   23.527576] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.527596] CR2: 00007fff947d3fa8 CR3: 00000000052da005 CR4: 0000000000771ef0
[   23.527617] PKRU: 55555554
[   23.527625] Call Trace:
[   23.527635]  <TASK>
[   23.527643]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.527655]  __dev_notify_flags (net/core/dev.c:9787)
[   23.527670]  __dev_set_promiscuity (net/core/dev.c:9630)
[   23.527684]  netif_set_promiscuity (net/core/dev.c:9639)
[   23.527727]  dev_set_promiscuity (net/core/dev_api.c:288)
[   23.527771]  packet_setsockopt (net/packet/af_packet.c:3728 net/packet/af_packet.c:3813)
[   23.527792]  ? do_sock_getsockopt (net/socket.c:2468)
[   23.527816]  do_sock_setsockopt (net/socket.c:2381)
[   23.527830]  __sys_setsockopt (net/socket.c:2406)
[   23.527844]  __x64_sys_setsockopt (net/socket.c:2412 net/socket.c:2409 net/socket.c:2409)
[   23.527860]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.527874]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.527892] RIP: 0033:0x7fec6fbad61e
[   23.527910] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 6a f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 a1
All code
========
   0:	55                   	push   %rbp
   1:	48 63 c9             	movslq %ecx,%rcx
   4:	48 63 ff             	movslq %edi,%rdi
   7:	45 89 c9             	mov    %r9d,%r9d
   a:	48 89 e5             	mov    %rsp,%rbp
   d:	48 83 ec 08          	sub    $0x8,%rsp
  11:	6a 2c                	push   $0x2c
  13:	e8 94 6a f7 ff       	call   0xfffffffffff76aac
  18:	c9                   	leave
  19:	c3                   	ret
  1a:	66 90                	xchg   %ax,%ax
  1c:	f3 0f 1e fa          	endbr64
  20:	49 89 ca             	mov    %rcx,%r10
  23:	b8 36 00 00 00       	mov    $0x36,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 0a                	ja     0x3c
  32:	c3                   	ret
  33:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  3a:	00 00 
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	15                   	.byte 0x15
  3f:	a1                   	.byte 0xa1

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 0a                	ja     0x12
   8:	c3                   	ret
   9:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  10:	00 00 
  12:	48                   	rex.W
  13:	8b                   	.byte 0x8b
  14:	15                   	.byte 0x15
  15:	a1                   	.byte 0xa1
[   23.527961] RSP: 002b:00007fff947d5088 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   23.527981] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fec6fbad61e
[   23.528004] RDX: 0000000000000001 RSI: 0000000000000107 RDI: 0000000000000005
[   23.528024] RBP: 00007fff947d51c0 R08: 0000000000000010 R09: 000056341b790530
[   23.528047] R10: 00007fff947d5100 R11: 0000000000000246 R12: 0000000000000001
[   23.528067] R13: 000056341b790918 R14: 000056341b790690 R15: 0000000000000000
| [   28.527015] ------------[ cut here ]------------
| [   28.527070] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: tcpdump/338
| [   28.527141] Modules linked in:
| [   28.527258] Tainted: [W]=WARN
[   28.527303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.527375] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.527427] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.527509] RSP: 0018:ff7b852840857d00 EFLAGS: 00010286
[   28.527559] RAX: 00000000ffffffa6 RBX: 0000000000000100 RCX: 0000000000000000
[   28.527613] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83221600
[   28.527668] RBP: 0000000000000000 R08: ff37cdae841b1ad0 R09: ff37cdae82ff3030
[   28.527730] R10: ff37cdae8526b120 R11: fefefefefefefeff R12: 0000000000000000
[   28.527785] R13: 0000000000000010 R14: ff37cdae8526b000 R15: ff37cdae83221600
[   28.527844] FS:  00007f1ee8b39a40(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   28.527909] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.527962] CR2: 000056478f3ba000 CR3: 0000000005335003 CR4: 0000000000771ef0
[   28.528018] PKRU: 55555554
[   28.528059] Call Trace:
[   28.528102]  <TASK>
[   28.528144]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   28.528190]  __dev_notify_flags (net/core/dev.c:9787)
[   28.528239]  __dev_set_promiscuity (net/core/dev.c:9630)
[   28.528289]  netif_set_promiscuity (net/core/dev.c:9639)
[   28.528339]  dev_set_promiscuity (net/core/dev_api.c:288)
[   28.528386]  packet_release (net/packet/af_packet.c:3780 net/packet/af_packet.c:3153)
[   28.528434]  __sock_release (net/socket.c:722)
[   28.528483]  sock_close (net/socket.c:1514 (discriminator 1))
[   28.528528]  __fput (fs/file_table.c:510)
[   28.528577]  __x64_sys_close (fs/open.c:1507 fs/open.c:1492 fs/open.c:1492)
[   28.528625]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.528673]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[   28.528731]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.528782] RIP: 0033:0x7f1ee8cec08e
[   28.528834] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   28.528921] RSP: 002b:00007ffff8bbccb0 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[   28.528978] RAX: ffffffffffffffda RBX: 000055cc5c44b690 RCX: 00007f1ee8cec08e
[   28.529034] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   28.529089] RBP: 00007ffff8bbccc0 R08: 0000000000000000 R09: 0000000000000000
[   28.529145] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   28.529200] R13: 00000000fffffffe R14: 000055cc4566e760 R15: 0000000000000001
| [   29.557432] ------------[ cut here ]------------
| [   29.557453] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: tcpdump/343
| [   29.557489] Modules linked in:
| [   29.557544] Tainted: [W]=WARN
[   29.557560] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.557584] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.557606] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.557666] RSP: 0018:ff7b852840877d00 EFLAGS: 00010286
[   29.557685] RAX: 00000000ffffffa6 RBX: 0000000000000100 RCX: 0000000000000000
[   29.557712] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322aa00
[   29.557747] RBP: 0000000000000000 R08: ff37cdae81972f50 R09: ff37cdae85019030
[   29.557774] R10: ff37cdae84383120 R11: fefefefefefefeff R12: 0000000000000000
[   29.557802] R13: 0000000000000010 R14: ff37cdae84383000 R15: ff37cdae8322aa00
[   29.557837] FS:  00007fec6f971a40(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   29.557866] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.557888] CR2: 00007f00e28fa2a0 CR3: 00000000052da006 CR4: 0000000000771ef0
[   29.557925] PKRU: 55555554
[   29.557938] Call Trace:
[   29.557953]  <TASK>
[   29.557967]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.557990]  __dev_notify_flags (net/core/dev.c:9787)
[   29.558010]  __dev_set_promiscuity (net/core/dev.c:9630)
[   29.558034]  netif_set_promiscuity (net/core/dev.c:9639)
[   29.558056]  dev_set_promiscuity (net/core/dev_api.c:288)
[   29.558072]  packet_release (net/packet/af_packet.c:3780 net/packet/af_packet.c:3153)
[   29.558094]  __sock_release (net/socket.c:722)
[   29.558113]  sock_close (net/socket.c:1514 (discriminator 1))
[   29.558131]  __fput (fs/file_table.c:510)
[   29.558149]  __x64_sys_close (fs/open.c:1507 fs/open.c:1492 fs/open.c:1492)
[   29.558169]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.558186]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[   29.558209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.558230] RIP: 0033:0x7fec6fb2408e
[   29.558247] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.558312] RSP: 002b:00007fff947d51f0 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[   29.558345] RAX: ffffffffffffffda RBX: 000056341b790690 RCX: 00007fec6fb2408e
[   29.558374] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   29.558399] RBP: 00007fff947d5200 R08: 0000000000000000 R09: 0000000000000000
[   29.558427] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   29.558455] R13: 00000000fffffffe R14: 000056340f644760 R15: 0000000000000001
| [   33.693811] ------------[ cut here ]------------
| [   33.693855] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/364
| [   33.693902] Modules linked in:
| [   33.693955] Tainted: [W]=WARN
[   33.693968] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.693990] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.694009] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.694060] RSP: 0018:ff7b8528408df720 EFLAGS: 00010286
[   33.694078] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   33.694101] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83228b00
[   33.694123] RBP: 0000000000000000 R08: ff37cdae81972f50 R09: ff37cdae85031030
[   33.694146] R10: ff37cdae84383120 R11: fefefefefefefeff R12: 0000000000000000
[   33.694167] R13: 0000000000000010 R14: ff37cdae84383000 R15: ff37cdae83228b00
[   33.694194] FS:  00007fa5ecb63840(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   33.694221] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.694241] CR2: 000000003d1fe988 CR3: 000000000438d003 CR4: 0000000000771ef0
[   33.694268] PKRU: 55555554
[   33.694277] Call Trace:
[   33.694288]  <TASK>
[   33.694299]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   33.694313]  __dev_notify_flags (net/core/dev.c:9787)
[   33.694327]  netif_change_flags (net/core/dev.c:9820)
[   33.694341]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   33.694358]  ? __nla_validate_parse (lib/nlattr.c:620)
[   33.694380]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   33.694395]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   33.694410]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   33.694429]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.694443]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   33.694458]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   33.694475]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.694490]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.694504]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.694516]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.694530]  ___sys_sendmsg (net/socket.c:2752)
[   33.694545]  __sys_sendmsg (net/socket.c:2784)
[   33.694558]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.694573]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.694594] RIP: 0033:0x7fa5ecd9d08e
[   33.694608] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   33.694657] RSP: 002b:00007ffdcd0141a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.694683] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa5ecd9d08e
[   33.694709] RDX: 0000000000000000 RSI: 00007ffdcd014250 RDI: 0000000000000005
[   33.694734] RBP: 00007ffdcd0141b0 R08: 0000000000000000 R09: 0000000000000000
[   33.694760] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de58
[   33.694784] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcd014920
| [   33.694919] ------------[ cut here ]------------
| [   33.694939] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 2/106
| [   33.694971] Modules linked in:
| [   33.695020] Tainted: [W]=WARN
[   33.695032] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.695052] Workqueue: events_unbound linkwatch_event
[   33.695072] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.695087] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.695136] RSP: 0018:ff7b85284026bd50 EFLAGS: 00010286
[   33.695152] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   33.695176] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae83228a00
[   33.695196] RBP: 0000000000000000 R08: ff37cdae83109a10 R09: ff37cdae85031030
[   33.695219] R10: ff37cdae84378120 R11: fefefefefefefeff R12: 0000000000000000
[   33.695240] R13: 0000000000000010 R14: ff37cdae84378000 R15: ff37cdae83228a00
[   33.695269] FS:  0000000000000000(0000) GS:ff37cdaf26bc8000(0000) knlGS:0000000000000000
[   33.695295] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.695313] CR2: 000000003d1fe988 CR3: 000000000438d003 CR4: 0000000000771ef0
[   33.695339] PKRU: 55555554
[   33.695347] Call Trace:
[   33.695356]  <TASK>
[   33.695364]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   33.695377]  netif_state_change (net/core/dev.c:1605)
[   33.695392]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   33.695404]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   33.695423]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   33.695435]  process_one_work (kernel/workqueue.c:3314)
[   33.695452]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   33.695464]  ? rescuer_thread (kernel/workqueue.c:3672)
[   33.695477]  kthread (kernel/kthread.c:436)
[   33.695493]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   33.695508]  ret_from_fork (arch/x86/kernel/process.c:158)
[   33.695524]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   33.695538]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   33.709179] ------------[ cut here ]------------
| [   33.709194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: tcpdump/367
| [   33.709230] Modules linked in:
| [   33.709280] Tainted: [W]=WARN
[   33.709292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.709311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.709327] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.709379] RSP: 0018:ff7b8528408f7c90 EFLAGS: 00010286
[   33.709394] RAX: 00000000ffffffa6 RBX: 0000000000000100 RCX: 0000000000000000
[   33.709418] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8322aa00
[   33.709440] RBP: 0000000000000000 R08: ff37cdae841b1ad0 R09: ff37cdae85019030
[   33.709461] R10: ff37cdae8526b120 R11: fefefefefefefeff R12: 0000000000000000
[   33.709485] R13: 0000000000000010 R14: ff37cdae8526b000 R15: ff37cdae8322aa00
[   33.709509] FS:  00007f0c3e11ca40(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   33.709537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.709557] CR2: 00007ffc88b4ac9c CR3: 00000000042e9001 CR4: 0000000000771ef0
[   33.709579] PKRU: 55555554
[   33.709587] Call Trace:
[   33.709596]  <TASK>
[   33.709607]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   33.709618]  __dev_notify_flags (net/core/dev.c:9787)
[   33.709631]  __dev_set_promiscuity (net/core/dev.c:9630)
[   33.709649]  netif_set_promiscuity (net/core/dev.c:9639)
[   33.709666]  dev_set_promiscuity (net/core/dev_api.c:288)
[   33.709678]  packet_setsockopt (net/packet/af_packet.c:3728 net/packet/af_packet.c:3813)
[   33.709695]  ? do_sock_getsockopt (net/socket.c:2468)
[   33.709715]  do_sock_setsockopt (net/socket.c:2381)
[   33.709729]  __sys_setsockopt (net/socket.c:2406)
[   33.709746]  __x64_sys_setsockopt (net/socket.c:2412 net/socket.c:2409 net/socket.c:2409)
[   33.709758]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.709773]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.709790] RIP: 0033:0x7f0c3e35861e
[   33.709805] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 6a f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 a1
All code
========
   0:	55                   	push   %rbp
   1:	48 63 c9             	movslq %ecx,%rcx
   4:	48 63 ff             	movslq %edi,%rdi
   7:	45 89 c9             	mov    %r9d,%r9d
   a:	48 89 e5             	mov    %rsp,%rbp
   d:	48 83 ec 08          	sub    $0x8,%rsp
  11:	6a 2c                	push   $0x2c
  13:	e8 94 6a f7 ff       	call   0xfffffffffff76aac
  18:	c9                   	leave
  19:	c3                   	ret
  1a:	66 90                	xchg   %ax,%ax
  1c:	f3 0f 1e fa          	endbr64
  20:	49 89 ca             	mov    %rcx,%r10
  23:	b8 36 00 00 00       	mov    $0x36,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 0a                	ja     0x3c
  32:	c3                   	ret
  33:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  3a:	00 00 
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	15                   	.byte 0x15
  3f:	a1                   	.byte 0xa1

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 0a                	ja     0x12
   8:	c3                   	ret
   9:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  10:	00 00 
  12:	48                   	rex.W
  13:	8b                   	.byte 0x8b
  14:	15                   	.byte 0x15
  15:	a1                   	.byte 0xa1
[   33.709856] RSP: 002b:00007ffc88b4c378 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   33.709878] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f0c3e35861e
[   33.709910] RDX: 0000000000000001 RSI: 0000000000000107 RDI: 0000000000000005
[   33.709933] RBP: 00007ffc88b4c4b0 R08: 0000000000000010 R09: 000055a8903e4530
[   33.709955] R10: 00007ffc88b4c3f0 R11: 0000000000000246 R12: 0000000000000001
[   33.709981] R13: 000055a8903e4918 R14: 000055a8903e4690 R15: 0000000000000000
| [   37.708444] ------------[ cut here ]------------
| [   37.708499] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: tcpdump/367
| [   37.708570] Modules linked in:
| [   37.708691] Tainted: [W]=WARN
[   37.708739] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.708805] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.708857] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.708957] RSP: 0018:ff7b8528408f7d00 EFLAGS: 00010286
[   37.709010] RAX: 00000000ffffffa6 RBX: 0000000000000100 RCX: 0000000000000000
[   37.709067] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8313ae00
[   37.709125] RBP: 0000000000000000 R08: ff37cdae841b1ad0 R09: ff37cdae82ff3030
[   37.709183] R10: ff37cdae8526b120 R11: fefefefefefefeff R12: 0000000000000000
[   37.709242] R13: 0000000000000010 R14: ff37cdae8526b000 R15: ff37cdae8313ae00
[   37.709305] FS:  00007f0c3e11ca40(0000) GS:ff37cdaf26b48000(0000) knlGS:0000000000000000
[   37.709365] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.709419] CR2: 00007f0f3d6c72a0 CR3: 00000000042e9002 CR4: 0000000000771ef0
[   37.709480] PKRU: 55555554
[   37.709522] Call Trace:
[   37.709567]  <TASK>
[   37.709610]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   37.709659]  __dev_notify_flags (net/core/dev.c:9787)
[   37.709710]  __dev_set_promiscuity (net/core/dev.c:9630)
[   37.709771]  netif_set_promiscuity (net/core/dev.c:9639)
[   37.709825]  dev_set_promiscuity (net/core/dev_api.c:288)
[   37.709874]  packet_release (net/packet/af_packet.c:3780 net/packet/af_packet.c:3153)
[   37.709931]  __sock_release (net/socket.c:722)
[   37.709982]  sock_close (net/socket.c:1514 (discriminator 1))
[   37.710031]  __fput (fs/file_table.c:510)
[   37.710084]  __x64_sys_close (fs/open.c:1507 fs/open.c:1492 fs/open.c:1492)
[   37.710134]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.710184]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[   37.710239]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.710297] RIP: 0033:0x7f0c3e2cf08e
[   37.710345] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   37.710440] RSP: 002b:00007ffc88b4c4e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[   37.710500] RAX: ffffffffffffffda RBX: 000055a8903e4690 RCX: 00007f0c3e2cf08e
[   37.710562] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   37.710623] RBP: 00007ffc88b4c4f0 R08: 0000000000000000 R09: 0000000000000000
[   37.710682] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   37.710743] R13: 00000000fffffffe R14: 000055a875a5b760 R15: 0000000000000001
| [   41.624503] ------------[ cut here ]------------
| [   41.624543] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.624583] Modules linked in:
| [   41.624630] Tainted: [W]=WARN
[   41.624643] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.624662] Workqueue: netns cleanup_net
[   41.624680] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.624698] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.624760] RSP: 0018:ff7b852840067ce8 EFLAGS: 00010286
[   41.624780] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   41.624806] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.624827] RBP: 0000000000000000 R08: ff37cdae81945150 R09: ff37cdae84245830
[   41.624851] R10: ff37cdae84194120 R11: fefefefefefefeff R12: 0000000000000000
[   41.624873] R13: 0000000000000011 R14: ff37cdae84194000 R15: ff37cdae8312f200
[   41.624908] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.624935] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.624957] CR2: 00007f304a109f98 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   41.624984] PKRU: 55555554
[   41.624993] Call Trace:
[   41.625006]  <TASK>
[   41.625019]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.625035]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   41.625047]  cleanup_net (net/core/net_namespace.c:702)
[   41.625059]  process_one_work (kernel/workqueue.c:3314)
[   41.625073]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.625084]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.625095]  kthread (kernel/kthread.c:436)
[   41.625108]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.625119]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.625135]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.625146]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.625262] ------------[ cut here ]------------
| [   41.625282] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.625316] Modules linked in:
| [   41.625361] Tainted: [W]=WARN
[   41.625373] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.625390] Workqueue: netns cleanup_net
[   41.625402] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.625415] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.625464] RSP: 0018:ff7b852840067ce8 EFLAGS: 00010286
[   41.625481] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   41.625502] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.625523] RBP: 0000000000000000 R08: ff37cdae82fc8a50 R09: ff37cdae831d8830
[   41.625546] R10: ff37cdae8526f120 R11: fefefefefefefeff R12: 0000000000000000
[   41.625565] R13: 0000000000000011 R14: ff37cdae8526f000 R15: ff37cdae8312f200
[   41.625592] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.625617] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.625636] CR2: 00007f304a109f98 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   41.625656] PKRU: 55555554
[   41.625664] Call Trace:
[   41.625671]  <TASK>
[   41.625679]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.625696]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   41.625712]  cleanup_net (net/core/net_namespace.c:702)
[   41.625724]  process_one_work (kernel/workqueue.c:3314)
[   41.625736]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.625747]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.625757]  kthread (kernel/kthread.c:436)
[   41.625769]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.625805]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.625843]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.625859]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.625950] ------------[ cut here ]------------
| [   41.625969] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.626003] Modules linked in:
| [   41.626046] Tainted: [W]=WARN
[   41.626057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.626077] Workqueue: netns cleanup_net
[   41.626092] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.626107] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.626155] RSP: 0018:ff7b852840067ce8 EFLAGS: 00010286
[   41.626172] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   41.626195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.626215] RBP: 0000000000000000 R08: ff37cdae832342d0 R09: ff37cdae831df034
[   41.626237] R10: ff37cdae84192120 R11: fefefefefefefeff R12: 0000000000000000
[   41.626262] R13: 0000000000000011 R14: ff37cdae84192000 R15: ff37cdae8312f200
[   41.626285] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.626308] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.626326] CR2: 00007f304a109f98 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   41.626347] PKRU: 55555554
[   41.626355] Call Trace:
[   41.626363]  <TASK>
[   41.626370]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.626385]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   41.626399]  cleanup_net (net/core/net_namespace.c:702)
[   41.626410]  process_one_work (kernel/workqueue.c:3314)
[   41.626422]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.626434]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.626445]  kthread (kernel/kthread.c:436)
[   41.626457]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.626469]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.626484]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.626496]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.626579] ------------[ cut here ]------------
| [   41.626596] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.626627] Modules linked in:
| [   41.626669] Tainted: [W]=WARN
[   41.626679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.626704] Workqueue: netns cleanup_net
[   41.626718] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.626733] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.626788] RSP: 0018:ff7b852840067ce8 EFLAGS: 00010286
[   41.626802] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   41.626827] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.626848] RBP: 0000000000000000 R08: ff37cdae81897f50 R09: ff37cdae86c8f830
[   41.626869] R10: ff37cdae84195120 R11: fefefefefefefeff R12: 0000000000000000
[   41.626892] R13: 0000000000000011 R14: ff37cdae84195000 R15: ff37cdae8312f200
[   41.626921] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.626946] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.626966] CR2: 00007f304a109f98 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   41.626987] PKRU: 55555554
[   41.626995] Call Trace:
[   41.627001]  <TASK>
[   41.627008]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.627024]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   41.627036]  cleanup_net (net/core/net_namespace.c:702)
[   41.627047]  process_one_work (kernel/workqueue.c:3314)
[   41.627058]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.627070]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.627081]  kthread (kernel/kthread.c:436)
[   41.627092]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.627104]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.627115]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.627129]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.627196] ------------[ cut here ]------------
| [   41.627214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.627246] Modules linked in:
| [   41.627290] Tainted: [W]=WARN
[   41.627302] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.627324] Workqueue: netns cleanup_net
[   41.627336] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.627352] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.627398] RSP: 0018:ff7b852840067ce8 EFLAGS: 00010286
[   41.627412] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   41.627434] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.627455] RBP: 0000000000000000 R08: ff37cdae841d9e90 R09: ff37cdae8502e830
[   41.627480] R10: ff37cdae84190120 R11: fefefefefefefeff R12: 0000000000000000
[   41.627499] R13: 0000000000000011 R14: ff37cdae84190000 R15: ff37cdae8312f200
[   41.627522] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.627547] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.627567] CR2: 00007f304a109f98 CR3: 0000000022c47003 CR4: 0000000000771ef0
[   41.627589] PKRU: 55555554
[   41.627596] Call Trace:
[   41.627603]  <TASK>
[   41.627609]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.627625]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   41.627640]  cleanup_net (net/core/net_namespace.c:702)
[   41.627654]  process_one_work (kernel/workqueue.c:3314)
[   41.627668]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.627679]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.627691]  kthread (kernel/kthread.c:436)
[   41.627704]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.627716]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.627728]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.627739]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.635949] ------------[ cut here ]------------
| [   41.635985] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.636027] Modules linked in:
| [   41.636077] Tainted: [W]=WARN
[   41.636087] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.636109] Workqueue: netns cleanup_net
[   41.636123] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.636138] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.636188] RSP: 0018:ff7b852840067c08 EFLAGS: 00010286
[   41.636202] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   41.636224] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.636247] RBP: 0000000000000000 R08: ff37cdae81972690 R09: ff37cdae84190030
[   41.636270] R10: ff37cdae85018120 R11: fefefefefefefeff R12: 0000000000000000
[   41.636290] R13: 0000000000000010 R14: ff37cdae85018000 R15: ff37cdae8312f200
[   41.636316] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.636339] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.636359] CR2: 00007f27f62a6574 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   41.636383] PKRU: 55555554
[   41.636391] Call Trace:
[   41.636400]  <TASK>
[   41.636411]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   41.636423]  netif_close_many (net/core/dev.c:1804)
[   41.636437]  unregister_netdevice_many_notify (net/core/dev.c:12330 net/core/dev.c:12400)
[   41.636451]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   41.636467]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   41.636483]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   41.636495]  cleanup_net (net/core/net_namespace.c:702)
[   41.636507]  process_one_work (kernel/workqueue.c:3314)
[   41.636522]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.636533]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.636545]  kthread (kernel/kthread.c:436)
[   41.636558]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.636571]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.636584]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.636596]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.636684] ------------[ cut here ]------------
| [   41.636702] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.636738] Modules linked in:
| [   41.636786] Tainted: [W]=WARN
[   41.636804] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.636822] Workqueue: netns cleanup_net
[   41.636835] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.636849] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.636904] RSP: 0018:ff7b852840067c08 EFLAGS: 00010286
[   41.636919] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   41.636943] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.636966] RBP: 0000000000000000 R08: ff37cdae83109a10 R09: ff37cdae84190030
[   41.636986] R10: ff37cdae84378120 R11: fefefefefefefeff R12: 0000000000000000
[   41.637006] R13: 0000000000000010 R14: ff37cdae84378000 R15: ff37cdae8312f200
[   41.637030] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.637052] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.637073] CR2: 00007f27f62a6574 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   41.637095] PKRU: 55555554
[   41.637103] Call Trace:
[   41.637110]  <TASK>
[   41.637120]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   41.637134]  netif_close_many (net/core/dev.c:1804)
[   41.637145]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.637162]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   41.637176]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   41.637191]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   41.637205]  cleanup_net (net/core/net_namespace.c:702)
[   41.637220]  process_one_work (kernel/workqueue.c:3314)
[   41.637231]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.637244]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.637255]  kthread (kernel/kthread.c:436)
[   41.637267]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.637279]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.637294]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.637306]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.637366] ------------[ cut here ]------------
| [   41.637383] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.637417] Modules linked in:
| [   41.637461] Tainted: [W]=WARN
[   41.637471] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.637491] Workqueue: netns cleanup_net
[   41.637503] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.637518] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.637568] RSP: 0018:ff7b852840067c08 EFLAGS: 00010286
[   41.637585] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   41.637605] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.637627] RBP: 0000000000000000 R08: ff37cdae841ab010 R09: ff37cdae84190030
[   41.637648] R10: ff37cdae8437f120 R11: fefefefefefefeff R12: 0000000000000000
[   41.637673] R13: 0000000000000010 R14: ff37cdae8437f000 R15: ff37cdae8312f200
[   41.637696] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.637719] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.637739] CR2: 00007f27f62a6574 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   41.637760] PKRU: 55555554
[   41.637767] Call Trace:
[   41.637793]  <TASK>
[   41.637801]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   41.637827]  netif_close_many (net/core/dev.c:1804)
[   41.637841]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.637856]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   41.637874]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   41.637893]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   41.637910]  cleanup_net (net/core/net_namespace.c:702)
[   41.637922]  process_one_work (kernel/workqueue.c:3314)
[   41.637933]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.637945]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.637956]  kthread (kernel/kthread.c:436)
[   41.637968]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.637982]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.637995]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.638007]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.638060] ------------[ cut here ]------------
| [   41.638077] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.638104] Modules linked in:
| [   41.638140] Tainted: [W]=WARN
[   41.638152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.638168] Workqueue: netns cleanup_net
[   41.638181] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.638195] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.638247] RSP: 0018:ff7b852840067c08 EFLAGS: 00010286
[   41.638262] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   41.638281] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.638305] RBP: 0000000000000000 R08: ff37cdae841b1ad0 R09: ff37cdae84190030
[   41.638324] R10: ff37cdae8526b120 R11: fefefefefefefeff R12: 0000000000000000
[   41.638347] R13: 0000000000000010 R14: ff37cdae8526b000 R15: ff37cdae8312f200
[   41.638369] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.638392] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.638412] CR2: 00007f27f62a6574 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   41.638435] PKRU: 55555554
[   41.638443] Call Trace:
[   41.638453]  <TASK>
[   41.638460]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   41.638473]  netif_close_many (net/core/dev.c:1804)
[   41.638486]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.638499]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   41.638515]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   41.638532]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   41.638543]  cleanup_net (net/core/net_namespace.c:702)
[   41.638557]  process_one_work (kernel/workqueue.c:3314)
[   41.638567]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.638578]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.638590]  kthread (kernel/kthread.c:436)
[   41.638601]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.638614]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.638625]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.638636]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.638694] ------------[ cut here ]------------
| [   41.638712] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.638740] Modules linked in:
| [   41.638789] Tainted: [W]=WARN
[   41.638801] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.638823] Workqueue: netns cleanup_net
[   41.638834] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.638848] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.638900] RSP: 0018:ff7b852840067c08 EFLAGS: 00010286
[   41.638916] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   41.638935] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.638960] RBP: 0000000000000000 R08: ff37cdae841b1390 R09: ff37cdae8419002c
[   41.638979] R10: ff37cdae8417d120 R11: fefefefefefefeff R12: 0000000000000000
[   41.639002] R13: 0000000000000010 R14: ff37cdae8417d000 R15: ff37cdae8312f200
[   41.639026] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.639046] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.639065] CR2: 00007f27f62a6574 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   41.639087] PKRU: 55555554
[   41.639094] Call Trace:
[   41.639102]  <TASK>
[   41.639109]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   41.639121]  netif_close_many (net/core/dev.c:1804)
[   41.639132]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.639146]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   41.639160]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   41.639176]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   41.639187]  cleanup_net (net/core/net_namespace.c:702)
[   41.639198]  process_one_work (kernel/workqueue.c:3314)
[   41.639209]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.639219]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.639231]  kthread (kernel/kthread.c:436)
[   41.639243]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.639254]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.639265]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.639277]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.639385] ------------[ cut here ]------------
| [   41.639405] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.639439] Modules linked in:
| [   41.639485] Tainted: [W]=WARN
[   41.639495] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.639514] Workqueue: netns cleanup_net
[   41.639527] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.639542] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.639596] RSP: 0018:ff7b852840067c78 EFLAGS: 00010286
[   41.639610] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   41.639636] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.639656] RBP: 0000000000000000 R08: ff37cdae81972690 R09: ff37cdae85020830
[   41.639678] R10: ff37cdae85018120 R11: fefefefefefefeff R12: 0000000000000000
[   41.639700] R13: 0000000000000011 R14: ff37cdae85018000 R15: ff37cdae8312f200
[   41.639724] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.639750] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.639770] CR2: 00007f27f62a6574 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   41.639798] PKRU: 55555554
[   41.639806] Call Trace:
[   41.639815]  <TASK>
[   41.639822]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.639836]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   41.639852]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   41.639864]  cleanup_net (net/core/net_namespace.c:702)
[   41.639877]  process_one_work (kernel/workqueue.c:3314)
[   41.639889]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.639907]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.639918]  kthread (kernel/kthread.c:436)
[   41.639930]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.639942]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.639953]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.639966]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.640066] ------------[ cut here ]------------
| [   41.640082] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.640111] Modules linked in:
| [   41.640152] Tainted: [W]=WARN
[   41.640163] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.640184] Workqueue: netns cleanup_net
[   41.640196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.640211] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.640259] RSP: 0018:ff7b852840067c78 EFLAGS: 00010286
[   41.640273] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   41.640296] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.640320] RBP: 0000000000000000 R08: ff37cdae83109a10 R09: ff37cdae85135030
[   41.640342] R10: ff37cdae84378120 R11: fefefefefefefeff R12: 0000000000000000
[   41.640363] R13: 0000000000000011 R14: ff37cdae84378000 R15: ff37cdae8312f200
[   41.640389] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.640411] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.640432] CR2: 00007f27f62a6574 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   41.640457] PKRU: 55555554
[   41.640465] Call Trace:
[   41.640471]  <TASK>
[   41.640479]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.640495]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   41.640510]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   41.640524]  cleanup_net (net/core/net_namespace.c:702)
[   41.640536]  process_one_work (kernel/workqueue.c:3314)
[   41.640549]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.640560]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.640571]  kthread (kernel/kthread.c:436)
[   41.640582]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.640597]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.640609]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.640621]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.640708] ------------[ cut here ]------------
| [   41.640725] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.640752] Modules linked in:
| [   41.640802] Tainted: [W]=WARN
[   41.640813] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.640833] Workqueue: netns cleanup_net
[   41.640845] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.640861] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.640913] RSP: 0018:ff7b852840067c78 EFLAGS: 00010286
[   41.640932] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   41.640952] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.640974] RBP: 0000000000000000 R08: ff37cdae81972f50 R09: ff37cdae82fe7030
[   41.640998] R10: ff37cdae84383120 R11: fefefefefefefeff R12: 0000000000000000
[   41.641018] R13: 0000000000000011 R14: ff37cdae84383000 R15: ff37cdae8312f200
[   41.641039] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.641065] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.641085] CR2: 00007f27f62a6574 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   41.641107] PKRU: 55555554
[   41.641114] Call Trace:
[   41.641120]  <TASK>
[   41.641129]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.641143]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   41.641159]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   41.641170]  cleanup_net (net/core/net_namespace.c:702)
[   41.641182]  process_one_work (kernel/workqueue.c:3314)
[   41.641193]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.641206]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.641217]  kthread (kernel/kthread.c:436)
[   41.641229]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.641241]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.641254]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.641268]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.641351] ------------[ cut here ]------------
| [   41.641368] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.641395] Modules linked in:
| [   41.641434] Tainted: [W]=WARN
[   41.641445] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.641463] Workqueue: netns cleanup_net
[   41.641477] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.641492] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.641542] RSP: 0018:ff7b852840067c78 EFLAGS: 00010286
[   41.641557] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   41.641586] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.641608] RBP: 0000000000000000 R08: ff37cdae841ab010 R09: ff37cdae86c8b030
[   41.641630] R10: ff37cdae8437f120 R11: fefefefefefefeff R12: 0000000000000000
[   41.641652] R13: 0000000000000011 R14: ff37cdae8437f000 R15: ff37cdae8312f200
[   41.641677] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.641701] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.641720] CR2: 00007f27f62a6574 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   41.641740] PKRU: 55555554
[   41.641748] Call Trace:
[   41.641758]  <TASK>
[   41.641765]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.641785]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   41.641800]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   41.641813]  cleanup_net (net/core/net_namespace.c:702)
[   41.641825]  process_one_work (kernel/workqueue.c:3314)
[   41.641837]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.641848]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.641860]  kthread (kernel/kthread.c:436)
[   41.641874]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.641889]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.641904]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.641917]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.641994] ------------[ cut here ]------------
| [   41.642028] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.642060] Modules linked in:
| [   41.642106] Tainted: [W]=WARN
[   41.642116] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.642135] Workqueue: netns cleanup_net
[   41.642147] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.642161] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.642211] RSP: 0018:ff7b852840067c78 EFLAGS: 00010286
[   41.642226] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   41.642249] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.642272] RBP: 0000000000000000 R08: ff37cdae841b1ad0 R09: ff37cdae85020030
[   41.642294] R10: ff37cdae8526b120 R11: fefefefefefefeff R12: 0000000000000000
[   41.642316] R13: 0000000000000011 R14: ff37cdae8526b000 R15: ff37cdae8312f200
[   41.642340] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.642362] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.642381] CR2: 00007f27f62a6574 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   41.642401] PKRU: 55555554
[   41.642408] Call Trace:
[   41.642417]  <TASK>
[   41.642424]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.642438]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   41.642452]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   41.642467]  cleanup_net (net/core/net_namespace.c:702)
[   41.642484]  process_one_work (kernel/workqueue.c:3314)
[   41.642496]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.642507]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.642518]  kthread (kernel/kthread.c:436)
[   41.642531]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.642545]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.642559]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.642570]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.642651] ------------[ cut here ]------------
| [   41.642667] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.642694] Modules linked in:
| [   41.642735] Tainted: [W]=WARN
[   41.642745] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.642761] Workqueue: netns cleanup_net
[   41.642772] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.642794] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.642842] RSP: 0018:ff7b852840067c78 EFLAGS: 00010286
[   41.642859] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   41.642878] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.642904] RBP: 0000000000000000 R08: ff37cdae841b1390 R09: ff37cdae8418682c
[   41.642927] R10: ff37cdae8417d120 R11: fefefefefefefeff R12: 0000000000000000
[   41.642950] R13: 0000000000000011 R14: ff37cdae8417d000 R15: ff37cdae8312f200
[   41.642973] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.642995] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.643013] CR2: 00007f27f62a6574 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   41.643037] PKRU: 55555554
[   41.643044] Call Trace:
[   41.643052]  <TASK>
[   41.643062]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.643080]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   41.643095]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   41.643108]  cleanup_net (net/core/net_namespace.c:702)
[   41.643120]  process_one_work (kernel/workqueue.c:3314)
[   41.643131]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.643144]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.643158]  kthread (kernel/kthread.c:436)
[   41.643172]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.643184]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.643198]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.643213]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.661006] ------------[ cut here ]------------
| [   41.661069] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.661107] Modules linked in:
| [   41.661155] Tainted: [W]=WARN
[   41.661166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.661186] Workqueue: netns cleanup_net
[   41.661201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.661220] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.661269] RSP: 0018:ff7b852840067ce8 EFLAGS: 00010286
[   41.661287] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   41.661312] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.661333] RBP: 0000000000000000 R08: ff37cdae8317d6d0 R09: ff37cdae84162030
[   41.661356] R10: ff37cdae82ff6120 R11: fefefefefefefeff R12: 0000000000000000
[   41.661377] R13: 0000000000000011 R14: ff37cdae82ff6000 R15: ff37cdae8312f200
[   41.661404] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.661430] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.661447] CR2: 00007fa168a1cf98 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   41.661471] PKRU: 55555554
[   41.661478] Call Trace:
[   41.661487]  <TASK>
[   41.661496]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.661514]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   41.661527]  cleanup_net (net/core/net_namespace.c:702)
[   41.661540]  process_one_work (kernel/workqueue.c:3314)
[   41.661553]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.661564]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.661576]  kthread (kernel/kthread.c:436)
[   41.661588]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.661600]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.661614]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.661628]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.661731] ------------[ cut here ]------------
| [   41.661747] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.661783] Modules linked in:
| [   41.661823] Tainted: [W]=WARN
[   41.661833] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.661850] Workqueue: netns cleanup_net
[   41.661863] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.661876] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.661930] RSP: 0018:ff7b852840067ce8 EFLAGS: 00010286
[   41.661944] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   41.661966] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.661989] RBP: 0000000000000000 R08: ff37cdae841d9290 R09: ff37cdae84167830
[   41.662012] R10: ff37cdae85036120 R11: fefefefefefefeff R12: 0000000000000000
[   41.662032] R13: 0000000000000011 R14: ff37cdae85036000 R15: ff37cdae8312f200
[   41.662057] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.662081] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.662100] CR2: 00007fa168a1cf98 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   41.662123] PKRU: 55555554
[   41.662131] Call Trace:
[   41.662140]  <TASK>
[   41.662148]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.662164]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   41.662176]  cleanup_net (net/core/net_namespace.c:702)
[   41.662188]  process_one_work (kernel/workqueue.c:3314)
[   41.662201]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.662212]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.662225]  kthread (kernel/kthread.c:436)
[   41.662240]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.662252]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.662267]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.662279]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.662363] ------------[ cut here ]------------
| [   41.662395] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.662428] Modules linked in:
| [   41.662470] Tainted: [W]=WARN
[   41.662482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.662501] Workqueue: netns cleanup_net
[   41.662514] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.662528] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.662584] RSP: 0018:ff7b852840067ce8 EFLAGS: 00010286
[   41.662598] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   41.662618] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.662641] RBP: 0000000000000000 R08: ff37cdae841d90d0 R09: ff37cdae85266834
[   41.662661] R10: ff37cdae84178120 R11: fefefefefefefeff R12: 0000000000000000
[   41.662685] R13: 0000000000000011 R14: ff37cdae84178000 R15: ff37cdae8312f200
[   41.662707] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.662731] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.662752] CR2: 00007fa168a1cf98 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   41.662777] PKRU: 55555554
[   41.662785] Call Trace:
[   41.662793]  <TASK>
[   41.662800]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.662817]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   41.662830]  cleanup_net (net/core/net_namespace.c:702)
[   41.662842]  process_one_work (kernel/workqueue.c:3314)
[   41.662853]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.662864]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.662876]  kthread (kernel/kthread.c:436)
[   41.662888]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.662904]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.662916]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.662931]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.663005] ------------[ cut here ]------------
| [   41.663022] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.663052] Modules linked in:
| [   41.663095] Tainted: [W]=WARN
[   41.663107] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.663123] Workqueue: netns cleanup_net
[   41.663137] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.663151] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.663203] RSP: 0018:ff7b852840067ce8 EFLAGS: 00010286
[   41.663220] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   41.663245] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.663267] RBP: 0000000000000000 R08: ff37cdae840deb50 R09: ff37cdae84185030
[   41.663290] R10: ff37cdae84179120 R11: fefefefefefefeff R12: 0000000000000000
[   41.663316] R13: 0000000000000011 R14: ff37cdae84179000 R15: ff37cdae8312f200
[   41.663340] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.663362] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.663379] CR2: 00007fa168a1cf98 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   41.663404] PKRU: 55555554
[   41.663412] Call Trace:
[   41.663421]  <TASK>
[   41.663430]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.663448]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   41.663464]  cleanup_net (net/core/net_namespace.c:702)
[   41.663478]  process_one_work (kernel/workqueue.c:3314)
[   41.663489]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.663501]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.663512]  kthread (kernel/kthread.c:436)
[   41.663524]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.663536]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.663549]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.663563]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.663632] ------------[ cut here ]------------
| [   41.663649] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.663682] Modules linked in:
| [   41.663730] Tainted: [W]=WARN
[   41.663739] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.663758] Workqueue: netns cleanup_net
[   41.663779] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.663796] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.663844] RSP: 0018:ff7b852840067ce8 EFLAGS: 00010286
[   41.663860] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   41.663883] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.663906] RBP: 0000000000000000 R08: ff37cdae83251d90 R09: ff37cdae84162830
[   41.663927] R10: ff37cdae8417a120 R11: fefefefefefefeff R12: 0000000000000000
[   41.663950] R13: 0000000000000011 R14: ff37cdae8417a000 R15: ff37cdae8312f200
[   41.663973] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.663998] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.664017] CR2: 00007fa168a1cf98 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   41.664040] PKRU: 55555554
[   41.664047] Call Trace:
[   41.664054]  <TASK>
[   41.664064]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.664080]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   41.664091]  cleanup_net (net/core/net_namespace.c:702)
[   41.664104]  process_one_work (kernel/workqueue.c:3314)
[   41.664115]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.664127]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.664137]  kthread (kernel/kthread.c:436)
[   41.664149]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.664161]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.664173]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.664186]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.679964] ------------[ cut here ]------------
| [   41.679992] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.680025] Modules linked in:
| [   41.680068] Tainted: [W]=WARN
[   41.680078] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.680099] Workqueue: netns cleanup_net
[   41.680113] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.680132] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.680179] RSP: 0018:ff7b852840067c08 EFLAGS: 00010286
[   41.680196] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   41.680222] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.680242] RBP: 0000000000000000 R08: ff37cdae840b0390 R09: ff37cdae8417a030
[   41.680263] R10: ff37cdae8513c120 R11: fefefefefefefeff R12: 0000000000000000
[   41.680286] R13: 0000000000000010 R14: ff37cdae8513c000 R15: ff37cdae8312f200
[   41.680308] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.680330] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.680349] CR2: 00007fa168a1cf98 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   41.680370] PKRU: 55555554
[   41.680379] Call Trace:
[   41.680386]  <TASK>
[   41.680396]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   41.680407]  netif_close_many (net/core/dev.c:1804)
[   41.680421]  unregister_netdevice_many_notify (net/core/dev.c:12330 net/core/dev.c:12400)
[   41.680436]  ? __wake_up (./include/linux/spinlock.h:408 (discriminator 3) kernel/sched/wait.c:127 (discriminator 3) kernel/sched/wait.c:146 (discriminator 3))
[   41.680450]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   41.680465]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   41.680477]  cleanup_net (net/core/net_namespace.c:702)
[   41.680491]  process_one_work (kernel/workqueue.c:3314)
[   41.680505]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.680516]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.680528]  kthread (kernel/kthread.c:436)
[   41.680539]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.680552]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.680564]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.680577]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.680638] ------------[ cut here ]------------
| [   41.680654] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.680684] Modules linked in:
| [   41.680730] Tainted: [W]=WARN
[   41.680741] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.680760] Workqueue: netns cleanup_net
[   41.680771] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.680795] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.680841] RSP: 0018:ff7b852840067c08 EFLAGS: 00010286
[   41.680855] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   41.680878] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.680905] RBP: 0000000000000000 R08: ff37cdae81229d50 R09: ff37cdae8417a02c
[   41.680926] R10: ff37cdae82e75120 R11: fefefefefefefeff R12: 0000000000000000
[   41.680950] R13: 0000000000000010 R14: ff37cdae82e75000 R15: ff37cdae8312f200
[   41.680975] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.680998] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.681018] CR2: 00007fa168a1cf98 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   41.681044] PKRU: 55555554
[   41.681051] Call Trace:
[   41.681058]  <TASK>
[   41.681066]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   41.681077]  netif_close_many (net/core/dev.c:1804)
[   41.681089]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.681104]  ? __wake_up (./include/linux/spinlock.h:408 (discriminator 3) kernel/sched/wait.c:127 (discriminator 3) kernel/sched/wait.c:146 (discriminator 3))
[   41.681116]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   41.681131]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   41.681143]  cleanup_net (net/core/net_namespace.c:702)
[   41.681157]  process_one_work (kernel/workqueue.c:3314)
[   41.681168]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.681181]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.681193]  kthread (kernel/kthread.c:436)
[   41.681206]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.681221]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.681235]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.681248]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.681331] ------------[ cut here ]------------
| [   41.681347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.681377] Modules linked in:
| [   41.681418] Tainted: [W]=WARN
[   41.681430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.681447] Workqueue: netns cleanup_net
[   41.681462] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.681477] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.681528] RSP: 0018:ff7b852840067c78 EFLAGS: 00010286
[   41.681544] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   41.681564] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.681586] RBP: 0000000000000000 R08: ff37cdae840b0390 R09: ff37cdae85142030
[   41.681608] R10: ff37cdae8513c120 R11: fefefefefefefeff R12: 0000000000000000
[   41.681630] R13: 0000000000000011 R14: ff37cdae8513c000 R15: ff37cdae8312f200
[   41.681654] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.681679] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.681697] CR2: 00007fa168a1cf98 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   41.681722] PKRU: 55555554
[   41.681730] Call Trace:
[   41.681738]  <TASK>
[   41.681745]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.681759]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   41.681779]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   41.681792]  cleanup_net (net/core/net_namespace.c:702)
[   41.681806]  process_one_work (kernel/workqueue.c:3314)
[   41.681817]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.681828]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.681839]  kthread (kernel/kthread.c:436)
[   41.681854]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.681865]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.681879]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.681890]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.681978] ------------[ cut here ]------------
| [   41.681995] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/12
| [   41.682025] Modules linked in:
| [   41.682063] Tainted: [W]=WARN
[   41.682073] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.682091] Workqueue: netns cleanup_net
[   41.682103] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.682117] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.682171] RSP: 0018:ff7b852840067c78 EFLAGS: 00010286
[   41.682185] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   41.682207] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff37cdae8312f200
[   41.682232] RBP: 0000000000000000 R08: ff37cdae81229d50 R09: ff37cdae8416002c
[   41.682252] R10: ff37cdae82e75120 R11: fefefefefefefeff R12: 0000000000000000
[   41.682274] R13: 0000000000000011 R14: ff37cdae82e75000 R15: ff37cdae8312f200
[   41.682296] FS:  0000000000000000(0000) GS:ff37cdaf26a48000(0000) knlGS:0000000000000000
[   41.682317] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.682334] CR2: 00007fa168a1cf98 CR3: 0000000022c47005 CR4: 0000000000771ef0
[   41.682361] PKRU: 55555554
[   41.682369] Call Trace:
[   41.682376]  <TASK>
[   41.682383]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.682399]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   41.682414]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   41.682426]  cleanup_net (net/core/net_namespace.c:702)
[   41.682440]  process_one_work (kernel/workqueue.c:3314)
[   41.682451]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.682462]  ? rescuer_thread (kernel/workqueue.c:3672)
[   41.682472]  kthread (kernel/kthread.c:436)
[   41.682485]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   41.682496]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.682509]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))


Finger prints:
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:__linkwatch_run_queue:linkwatch_event
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:default_device_exit_batch:ops_undo_list:cleanup_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:vti6_init_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:__ip_tunnel_create:ip_tunnel_init_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:ip6_tnl_init_net
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:ops_undo_list:cleanup_net:process_one_work
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:loopback_net_init
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:sit_init_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:__dev_set_promiscuity:netif_set_promiscuity
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:linkwatch_sync_dev:rtnl_getlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:veth_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:default_device_exit_batch