======================================
| xx__-> [    2.510997] ------------[ cut here ]------------
| [    2.511078] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/202
| [    2.511172] Modules linked in:
| [    2.511264] Tainted: [W]=WARN
[    2.511286] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.511320] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.511355] 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
[    2.511451] RSP: 0018:ff32483440467cb8 EFLAGS: 00010286
[    2.511481] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.511521] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef8190ce00
[    2.511562] RBP: 0000000000000000 R08: ff19bfef819368d0 R09: ff19bfef83fad02c
[    2.511615] R10: ff19bfef83fa8120 R11: fefefefefefefeff R12: 0000000000000000
[    2.511661] R13: 0000000000000010 R14: ff19bfef83fa8000 R15: ff19bfef8190ce00
[    2.511705] FS:  00007fc611e73840(0000) GS:ff19bff005248000(0000) knlGS:0000000000000000
[    2.511744] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.511780] CR2: 0000000000479648 CR3: 00000000032ce001 CR4: 0000000000771ef0
[    2.511868] PKRU: 55555554
[    2.511883] Call Trace:
[    2.511903]  <TASK>
[    2.511921]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.511951]  register_netdevice (net/core/dev.c:11488)
[    2.511980]  register_netdev (net/core/dev.c:11552)
[    2.512004]  loopback_net_init (drivers/net/loopback.c:218)
[    2.512034]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.512078]  ops_init (net/core/net_namespace.c:137)
[    2.512127]  setup_net (net/core/net_namespace.c:446)
[    2.512166]  copy_net_ns (net/core/net_namespace.c:579)
[    2.512193]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.512266]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.512299]  ksys_unshare (kernel/fork.c:3243)
[    2.512326]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.512349]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.512384]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.512416] RIP: 0033:0x7fc612135bcb
[    2.512469] 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
[    2.512591] RSP: 002b:00007ffde4e440e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.512642] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc612135bcb
[    2.512688] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.512751] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.512799] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde4e46310
[    2.512852] R13: 0000000000000001 R14: 00007fc611e736f8 R15: 00007ffde4e4683d
| [    2.513012] ------------[ cut here ]------------
| [    2.513049] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/202
| [    2.513107] Modules linked in:
| [    2.513187] Tainted: [W]=WARN
[    2.513213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.513246] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.513275] 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
[    2.513379] RSP: 0018:ff32483440467c10 EFLAGS: 00010286
[    2.513408] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.513456] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef8189b200
[    2.513499] RBP: 0000000000000000 R08: ff19bfef81936750 R09: ff19bfef83fbb830
[    2.513538] R10: ff19bfef83fad120 R11: fefefefefefefeff R12: 0000000000000000
[    2.513585] R13: 0000000000000010 R14: ff19bfef83fad000 R15: ff19bfef8189b200
[    2.513631] FS:  00007fc611e73840(0000) GS:ff19bff005248000(0000) knlGS:0000000000000000
[    2.513680] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.513716] CR2: 0000000000479648 CR3: 00000000032ce001 CR4: 0000000000771ef0
[    2.513761] PKRU: 55555554
[    2.513776] Call Trace:
[    2.513792]  <TASK>
[    2.513806]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.513828]  register_netdevice (net/core/dev.c:11488)
[    2.513849]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.513875]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.513900]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.513927]  ops_init (net/core/net_namespace.c:137)
[    2.513949]  setup_net (net/core/net_namespace.c:446)
[    2.513974]  copy_net_ns (net/core/net_namespace.c:579)
[    2.513994]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.514024]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.514056]  ksys_unshare (kernel/fork.c:3243)
[    2.514077]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.514096]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.514117]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.514146] RIP: 0033:0x7fc612135bcb
[    2.514185] 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
[    2.514339] RSP: 002b:00007ffde4e440e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.514386] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc612135bcb
[    2.514431] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.514475] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.514530] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde4e46310
[    2.514582] R13: 0000000000000001 R14: 00007fc611e736f8 R15: 00007ffde4e4683d
| [    2.514745] ------------[ cut here ]------------
| [    2.514801] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/202
| [    2.514849] Modules linked in:
| [    2.514961] Tainted: [W]=WARN
[    2.514982] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.515015] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.515047] 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
[    2.515149] RSP: 0018:ff32483440467bf0 EFLAGS: 00010286
[    2.515216] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.515260] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef8189bb00
[    2.515299] RBP: 0000000000000000 R08: ff19bfef81936d10 R09: ff19bfef83fb9830
[    2.515337] R10: ff19bfef83fac120 R11: fefefefefefefeff R12: 0000000000000000
[    2.515396] R13: 0000000000000010 R14: ff19bfef83fac000 R15: ff19bfef8189bb00
[    2.515438] FS:  00007fc611e73840(0000) GS:ff19bff005248000(0000) knlGS:0000000000000000
[    2.515482] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.515517] CR2: 0000000000479648 CR3: 00000000032ce001 CR4: 0000000000771ef0
[    2.515558] PKRU: 55555554
[    2.515581] Call Trace:
[    2.515596]  <TASK>
[    2.515611]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.515634]  register_netdevice (net/core/dev.c:11488)
[    2.515655]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.515682]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.515705]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.515731]  ops_init (net/core/net_namespace.c:137)
[    2.515755]  setup_net (net/core/net_namespace.c:446)
[    2.515777]  copy_net_ns (net/core/net_namespace.c:579)
[    2.515800]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.515828]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.515859]  ksys_unshare (kernel/fork.c:3243)
[    2.515885]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.515928]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.515979]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.516007] RIP: 0033:0x7fc612135bcb
[    2.516027] 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
[    2.516121] RSP: 002b:00007ffde4e440e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.516167] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc612135bcb
[    2.516208] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.516262] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.516329] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde4e46310
[    2.516371] R13: 0000000000000001 R14: 00007fc611e736f8 R15: 00007ffde4e4683d
| [    2.516512] ------------[ cut here ]------------
| [    2.516585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/202
| [    2.516635] Modules linked in:
| [    2.516714] Tainted: [W]=WARN
[    2.516734] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.516778] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.516804] 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
[    2.516895] RSP: 0018:ff32483440467ca8 EFLAGS: 00010286
[    2.516921] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.516972] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef83c36f00
[    2.517013] RBP: 0000000000000000 R08: ff19bfef83270410 R09: ff19bfef85d28034
[    2.517061] R10: ff19bfef85d2b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.517104] R13: 0000000000000010 R14: ff19bfef85d2b000 R15: ff19bfef83c36f00
[    2.517150] FS:  00007fc611e73840(0000) GS:ff19bff005248000(0000) knlGS:0000000000000000
[    2.517201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.517234] CR2: 0000000000479648 CR3: 00000000032ce001 CR4: 0000000000771ef0
[    2.517276] PKRU: 55555554
[    2.517290] Call Trace:
[    2.517306]  <TASK>
[    2.517319]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.517341]  register_netdevice (net/core/dev.c:11488)
[    2.517364]  register_netdev (net/core/dev.c:11552)
[    2.517388]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.517412]  ops_init (net/core/net_namespace.c:137)
[    2.517471]  setup_net (net/core/net_namespace.c:446)
[    2.517497]  copy_net_ns (net/core/net_namespace.c:579)
[    2.517521]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.517551]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.517585]  ksys_unshare (kernel/fork.c:3243)
[    2.517606]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.517637]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.517663]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.517691] RIP: 0033:0x7fc612135bcb
[    2.517714] 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
[    2.517820] RSP: 002b:00007ffde4e440e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.517867] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc612135bcb
[    2.517917] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.517958] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.518011] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde4e46310
[    2.518086] R13: 0000000000000001 R14: 00007fc611e736f8 R15: 00007ffde4e4683d
| [    2.518232] ------------[ cut here ]------------
| [    2.518286] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/202
| [    2.518333] Modules linked in:
| [    2.518417] Tainted: [W]=WARN
[    2.518446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.518522] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.518551] 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
[    2.518651] RSP: 0018:ff32483440467ca0 EFLAGS: 00010286
[    2.518679] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.518718] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef8190ac00
[    2.518768] RBP: 0000000000000000 R08: ff19bfef83daae90 R09: ff19bfef85d2d030
[    2.518811] R10: ff19bfef85d28120 R11: fefefefefefefeff R12: 0000000000000000
[    2.518853] R13: 0000000000000010 R14: ff19bfef85d28000 R15: ff19bfef8190ac00
[    2.518896] FS:  00007fc611e73840(0000) GS:ff19bff005248000(0000) knlGS:0000000000000000
[    2.518940] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.518974] CR2: 0000000000479648 CR3: 00000000032ce001 CR4: 0000000000771ef0
[    2.519016] PKRU: 55555554
[    2.519033] Call Trace:
[    2.519049]  <TASK>
[    2.519063]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.519085]  register_netdevice (net/core/dev.c:11488)
[    2.519107]  register_netdev (net/core/dev.c:11552)
[    2.519128]  sit_init_net (net/ipv6/sit.c:1860)
[    2.519151]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.519173]  ops_init (net/core/net_namespace.c:137)
[    2.519194]  setup_net (net/core/net_namespace.c:446)
[    2.519215]  copy_net_ns (net/core/net_namespace.c:579)
[    2.519237]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.519311]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.519345]  ksys_unshare (kernel/fork.c:3243)
[    2.519367]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.519390]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.519416]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.519445] RIP: 0033:0x7fc612135bcb
[    2.519464] 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
[    2.519556] RSP: 002b:00007ffde4e440e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.519640] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc612135bcb
[    2.519679] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.519732] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.519804] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde4e46310
[    2.519853] R13: 0000000000000001 R14: 00007fc611e736f8 R15: 00007ffde4e4683d
| [    2.519985] ------------[ cut here ]------------
| [    2.520054] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/202
| [    2.520109] Modules linked in:
| [    2.520230] Tainted: [W]=WARN
[    2.520255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.520290] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.520317] 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
[    2.520407] RSP: 0018:ff32483440467ca8 EFLAGS: 00010286
[    2.520435] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.520472] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef8189b000
[    2.520509] RBP: 0000000000000000 R08: ff19bfef83050710 R09: ff19bfef85d3a030
[    2.520552] R10: ff19bfef85d2d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.520597] R13: 0000000000000010 R14: ff19bfef85d2d000 R15: ff19bfef8189b000
[    2.520639] FS:  00007fc611e73840(0000) GS:ff19bff005248000(0000) knlGS:0000000000000000
[    2.520681] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.520714] CR2: 0000000000479648 CR3: 00000000032ce001 CR4: 0000000000771ef0
[    2.520753] PKRU: 55555554
[    2.520766] Call Trace:
[    2.520782]  <TASK>
[    2.520808]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.520852]  register_netdevice (net/core/dev.c:11488)
[    2.520874]  register_netdev (net/core/dev.c:11552)
[    2.520893]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.520924]  ops_init (net/core/net_namespace.c:137)
[    2.520947]  setup_net (net/core/net_namespace.c:446)
[    2.520970]  copy_net_ns (net/core/net_namespace.c:579)
[    2.520993]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.521022]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.521052]  ksys_unshare (kernel/fork.c:3243)
[    2.521073]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.521095]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.521138]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.521182] RIP: 0033:0x7fc612135bcb
[    2.521201] 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
[    2.521314] RSP: 002b:00007ffde4e440e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.521368] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc612135bcb
[    2.521406] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.521444] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.521482] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde4e46310
[    2.521530] R13: 0000000000000001 R14: 00007fc611e736f8 R15: 00007ffde4e4683d
| [    2.524910] ------------[ cut here ]------------
| [    2.524951] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/203
| [    2.525005] Modules linked in:
| [    2.525093] Tainted: [W]=WARN
[    2.525115] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.525152] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.525183] 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
[    2.525276] RSP: 0018:ff32483440467720 EFLAGS: 00010286
[    2.525307] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.525347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef818b7b00
[    2.525388] RBP: 0000000000000000 R08: ff19bfef819368d0 R09: ff19bfef81c7b02c
[    2.525433] R10: ff19bfef83fa8120 R11: fefefefefefefeff R12: 0000000000000000
[    2.525477] R13: 0000000000000010 R14: ff19bfef83fa8000 R15: ff19bfef818b7b00
[    2.525520] FS:  00007fc7ef12c840(0000) GS:ff19bff0053c8000(0000) knlGS:0000000000000000
[    2.525571] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.525608] CR2: 00000000393f2988 CR3: 0000000005cc3004 CR4: 0000000000771ef0
[    2.525652] PKRU: 55555554
[    2.525672] Call Trace:
[    2.525687]  <TASK>
[    2.525702]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.525725]  __dev_notify_flags (net/core/dev.c:9787)
[    2.525747]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.525769]  netif_change_flags (net/core/dev.c:9820)
[    2.525791]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.525811]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.525842]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.525865]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.525888]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.525918]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.525941]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.525970]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.526001]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.526022]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.526047]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.526069]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.526092]  ___sys_sendmsg (net/socket.c:2752)
[    2.526117]  __sys_sendmsg (net/socket.c:2784)
[    2.526138]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.526161]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.526191] RIP: 0033:0x7fc7ef36608e
[    2.526213] 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
[    2.526306] RSP: 002b:00007ffc917db2a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.526347] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc7ef36608e
[    2.526389] RDX: 0000000000000000 RSI: 00007ffc917db350 RDI: 0000000000000005
[    2.526432] RBP: 00007ffc917db2b0 R08: 0000000000000000 R09: 0000000000000000
[    2.526475] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c64e
[    2.526515] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc917dba20
| [    2.540557] ------------[ cut here ]------------
| [    2.540602] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/207
| [    2.540662] Modules linked in:
| [    2.540745] Tainted: [W]=WARN
[    2.540768] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.540803] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.540832] 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
[    2.540927] RSP: 0018:ff3248344047fcb8 EFLAGS: 00010286
[    2.540958] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.541000] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef8190ae00
[    2.541060] RBP: 0000000000000000 R08: ff19bfef83118cd0 R09: ff19bfef85d5002c
[    2.541103] R10: ff19bfef85d53120 R11: fefefefefefefeff R12: 0000000000000000
[    2.541151] R13: 0000000000000010 R14: ff19bfef85d53000 R15: ff19bfef8190ae00
[    2.541211] FS:  00007f32ff02b840(0000) GS:ff19bff005248000(0000) knlGS:0000000000000000
[    2.541259] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.541297] CR2: 00007f32ff22cc20 CR3: 0000000003371005 CR4: 0000000000771ef0
[    2.541339] PKRU: 55555554
[    2.541355] Call Trace:
[    2.541369]  <TASK>
[    2.541384]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.541406]  register_netdevice (net/core/dev.c:11488)
[    2.541432]  register_netdev (net/core/dev.c:11552)
[    2.541455]  loopback_net_init (drivers/net/loopback.c:218)
[    2.541484]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.541517]  ops_init (net/core/net_namespace.c:137)
[    2.541539]  setup_net (net/core/net_namespace.c:446)
[    2.541560]  copy_net_ns (net/core/net_namespace.c:579)
[    2.541593]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.541625]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.541654]  ksys_unshare (kernel/fork.c:3243)
[    2.541678]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.541699]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.541721]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.541746] RIP: 0033:0x7f32ff2edbcb
[    2.541766] 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
[    2.541862] RSP: 002b:00007fff035d9178 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.541900] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f32ff2edbcb
[    2.541946] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.541987] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.542034] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff035db3a0
[    2.542079] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff035db83d
| [    2.542228] ------------[ cut here ]------------
| [    2.542280] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/207
| [    2.542329] Modules linked in:
| [    2.542416] Tainted: [W]=WARN
[    2.542437] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.542469] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.542500] 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
[    2.542646] RSP: 0018:ff3248344047fc10 EFLAGS: 00010286
[    2.542674] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.542715] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef8190ce00
[    2.542755] RBP: 0000000000000000 R08: ff19bfef81950450 R09: ff19bfef85d58830
[    2.542799] R10: ff19bfef85d50120 R11: fefefefefefefeff R12: 0000000000000000
[    2.542849] R13: 0000000000000010 R14: ff19bfef85d50000 R15: ff19bfef8190ce00
[    2.542892] FS:  00007f32ff02b840(0000) GS:ff19bff005248000(0000) knlGS:0000000000000000
[    2.542939] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.542974] CR2: 00007f32ff22cc20 CR3: 0000000003371005 CR4: 0000000000771ef0
[    2.543017] PKRU: 55555554
[    2.543036] Call Trace:
[    2.543053]  <TASK>
[    2.543067]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.543093]  register_netdevice (net/core/dev.c:11488)
[    2.543117]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.543142]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.543165]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.543189]  ops_init (net/core/net_namespace.c:137)
[    2.543216]  setup_net (net/core/net_namespace.c:446)
[    2.543239]  copy_net_ns (net/core/net_namespace.c:579)
[    2.543262]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.543290]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.543322]  ksys_unshare (kernel/fork.c:3243)
[    2.543347]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.543368]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.543391]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.543420] RIP: 0033:0x7f32ff2edbcb
[    2.543441] 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
[    2.543542] RSP: 002b:00007fff035d9178 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.543593] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f32ff2edbcb
[    2.543634] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.543675] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.543720] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff035db3a0
[    2.543762] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff035db83d
| [    2.543894] ------------[ cut here ]------------
| [    2.543921] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/207
| [    2.543972] Modules linked in:
| [    2.544045] Tainted: [W]=WARN
[    2.544064] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.544104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.544134] 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
[    2.544222] RSP: 0018:ff3248344047fbf0 EFLAGS: 00010286
[    2.544253] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.544299] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef8189b200
[    2.544348] RBP: 0000000000000000 R08: ff19bfef81229cd0 R09: ff19bfef85d46830
[    2.544392] R10: ff19bfef85d57120 R11: fefefefefefefeff R12: 0000000000000000
[    2.544434] R13: 0000000000000010 R14: ff19bfef85d57000 R15: ff19bfef8189b200
[    2.544477] FS:  00007f32ff02b840(0000) GS:ff19bff005248000(0000) knlGS:0000000000000000
[    2.544521] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.544556] CR2: 00007f32ff22cc20 CR3: 0000000003371005 CR4: 0000000000771ef0
[    2.544598] PKRU: 55555554
[    2.544611] Call Trace:
[    2.544625]  <TASK>
[    2.544640]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.544663]  register_netdevice (net/core/dev.c:11488)
[    2.544686]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.544705]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.544725]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.544746]  ops_init (net/core/net_namespace.c:137)
[    2.544768]  setup_net (net/core/net_namespace.c:446)
[    2.544791]  copy_net_ns (net/core/net_namespace.c:579)
[    2.544813]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.544846]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.544876]  ksys_unshare (kernel/fork.c:3243)
[    2.544904]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.544926]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.544947]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.544976] RIP: 0033:0x7f32ff2edbcb
[    2.544996] 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
[    2.545103] RSP: 002b:00007fff035d9178 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.545145] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f32ff2edbcb
[    2.545183] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.545222] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.545264] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff035db3a0
[    2.545304] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff035db83d
| [    2.545483] ------------[ cut here ]------------
| [    2.545510] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/207
| [    2.545558] Modules linked in:
| [    2.545636] Tainted: [W]=WARN
[    2.545656] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.545692] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.545722] 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
[    2.545822] RSP: 0018:ff3248344047fca8 EFLAGS: 00010286
[    2.545850] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.545890] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef8189ba00
[    2.545930] RBP: 0000000000000000 R08: ff19bfef83db2450 R09: ff19bfef85d6b034
[    2.545972] R10: ff19bfef85d56120 R11: fefefefefefefeff R12: 0000000000000000
[    2.546014] R13: 0000000000000010 R14: ff19bfef85d56000 R15: ff19bfef8189ba00
[    2.546065] FS:  00007f32ff02b840(0000) GS:ff19bff005248000(0000) knlGS:0000000000000000
[    2.546110] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.546146] CR2: 00007f32ff22cc20 CR3: 0000000003371005 CR4: 0000000000771ef0
[    2.546187] PKRU: 55555554
[    2.546203] Call Trace:
[    2.546217]  <TASK>
[    2.546230]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.546252]  register_netdevice (net/core/dev.c:11488)
[    2.546277]  register_netdev (net/core/dev.c:11552)
[    2.546300]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.546325]  ops_init (net/core/net_namespace.c:137)
[    2.546348]  setup_net (net/core/net_namespace.c:446)
[    2.546371]  copy_net_ns (net/core/net_namespace.c:579)
[    2.546392]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.546424]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.546455]  ksys_unshare (kernel/fork.c:3243)
[    2.546476]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.546496]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.546517]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.546544] RIP: 0033:0x7f32ff2edbcb
[    2.546565] 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
[    2.546672] RSP: 002b:00007fff035d9178 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.546711] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f32ff2edbcb
[    2.546750] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.546793] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.546838] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff035db3a0
[    2.546878] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff035db83d
| [    2.547006] ------------[ cut here ]------------
| [    2.547035] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/207
| [    2.547083] Modules linked in:
| [    2.547163] Tainted: [W]=WARN
[    2.547187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.547224] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.547252] 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
[    2.547354] RSP: 0018:ff3248344047fca0 EFLAGS: 00010286
[    2.547384] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.547434] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef8190cf00
[    2.547479] RBP: 0000000000000000 R08: ff19bfef83124dd0 R09: ff19bfef85d68030
[    2.547524] R10: ff19bfef85d6b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.547564] R13: 0000000000000010 R14: ff19bfef85d6b000 R15: ff19bfef8190cf00
[    2.547616] FS:  00007f32ff02b840(0000) GS:ff19bff005248000(0000) knlGS:0000000000000000
[    2.547663] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.547696] CR2: 00007f32ff22cc20 CR3: 0000000003371005 CR4: 0000000000771ef0
[    2.547736] PKRU: 55555554
[    2.547748] Call Trace:
[    2.547763]  <TASK>
[    2.547776]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.547797]  register_netdevice (net/core/dev.c:11488)
[    2.547818]  register_netdev (net/core/dev.c:11552)
[    2.547840]  sit_init_net (net/ipv6/sit.c:1860)
[    2.547867]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.547888]  ops_init (net/core/net_namespace.c:137)
[    2.547908]  setup_net (net/core/net_namespace.c:446)
[    2.547932]  copy_net_ns (net/core/net_namespace.c:579)
[    2.547955]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.547982]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.548013]  ksys_unshare (kernel/fork.c:3243)
[    2.548033]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.548057]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.548080]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.548110] RIP: 0033:0x7f32ff2edbcb
[    2.548132] 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
[    2.548236] RSP: 002b:00007fff035d9178 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.548281] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f32ff2edbcb
[    2.548325] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.548368] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.548410] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff035db3a0
[    2.548449] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff035db83d
| [    2.548572] ------------[ cut here ]------------
| [    2.548603] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/207
| [    2.548652] Modules linked in:
| [    2.548730] Tainted: [W]=WARN
[    2.548754] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.548786] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.548815] 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
[    2.548907] RSP: 0018:ff3248344047fca8 EFLAGS: 00010286
[    2.548940] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.548989] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef8190ac00
[    2.549044] RBP: 0000000000000000 R08: ff19bfef81950550 R09: ff19bfef85d6d030
[    2.549087] R10: ff19bfef85d68120 R11: fefefefefefefeff R12: 0000000000000000
[    2.549121] R13: 0000000000000010 R14: ff19bfef85d68000 R15: ff19bfef8190ac00
[    2.549168] FS:  00007f32ff02b840(0000) GS:ff19bff005248000(0000) knlGS:0000000000000000
[    2.549212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.549244] CR2: 00007f32ff22cc20 CR3: 0000000003371005 CR4: 0000000000771ef0
[    2.549286] PKRU: 55555554
[    2.549300] Call Trace:
[    2.549315]  <TASK>
[    2.549330]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.549350]  register_netdevice (net/core/dev.c:11488)
[    2.549368]  register_netdev (net/core/dev.c:11552)
[    2.549389]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.549412]  ops_init (net/core/net_namespace.c:137)
[    2.549435]  setup_net (net/core/net_namespace.c:446)
[    2.549456]  copy_net_ns (net/core/net_namespace.c:579)
[    2.549477]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.549507]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.549536]  ksys_unshare (kernel/fork.c:3243)
[    2.549557]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.549585]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.549609]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.549632] RIP: 0033:0x7f32ff2edbcb
[    2.549653] 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
[    2.549753] RSP: 002b:00007fff035d9178 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.549799] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f32ff2edbcb
[    2.549847] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.549892] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.549935] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff035db3a0
[    2.549976] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff035db83d
| [    2.553106] ------------[ cut here ]------------
| [    2.553150] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/208
| [    2.553214] Modules linked in:
| [    2.553300] Tainted: [W]=WARN
[    2.553323] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.553358] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.553383] 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
[    2.553486] RSP: 0018:ff3248344047f720 EFLAGS: 00010286
[    2.553515] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.553557] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef818b7b00
[    2.553604] RBP: 0000000000000000 R08: ff19bfef83118cd0 R09: ff19bfef81c7b02c
[    2.553651] R10: ff19bfef85d53120 R11: fefefefefefefeff R12: 0000000000000000
[    2.553690] R13: 0000000000000010 R14: ff19bfef85d53000 R15: ff19bfef818b7b00
[    2.553732] FS:  00007f43c81a5840(0000) GS:ff19bff0053c8000(0000) knlGS:0000000000000000
[    2.553776] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.553807] CR2: 000000002a151988 CR3: 0000000005cd1004 CR4: 0000000000771ef0
[    2.553848] PKRU: 55555554
[    2.553863] Call Trace:
[    2.553878]  <TASK>
[    2.553893]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.553912]  __dev_notify_flags (net/core/dev.c:9787)
[    2.553939]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.553963]  netif_change_flags (net/core/dev.c:9820)
[    2.553986]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.554008]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.554043]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.554068]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.554094]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.554123]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.554144]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.554168]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.554198]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.554220]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.554241]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.554263]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.554286]  ___sys_sendmsg (net/socket.c:2752)
[    2.554345]  __sys_sendmsg (net/socket.c:2784)
[    2.554370]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.554402]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.554436] RIP: 0033:0x7f43c83df08e
[    2.554459] 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
[    2.554559] RSP: 002b:00007ffe0ddc4a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.554610] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f43c83df08e
[    2.554654] RDX: 0000000000000000 RSI: 00007ffe0ddc4b30 RDI: 0000000000000005
[    2.554695] RBP: 00007ffe0ddc4a90 R08: 0000000000000000 R09: 0000000000000000
[    2.554738] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c64e
[    2.554779] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0ddc5200
| [    2.640359] ------------[ cut here ]------------
| [    2.640415] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/231
| [    2.640473] Modules linked in:
| [    2.640561] Tainted: [W]=WARN
[    2.640590] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.640624] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.640652] 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
[    2.640752] RSP: 0018:ff324834405175f0 EFLAGS: 00010286
[    2.640782] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.640822] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef8190cb00
[    2.640903] RBP: 0000000000000000 R08: ff19bfef83265290 R09: ff19bfef85d8802c
[    2.640942] R10: ff19bfef85d6c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.640981] R13: 0000000000000010 R14: ff19bfef85d6c000 R15: ff19bfef8190cb00
[    2.641041] FS:  00007fa826531840(0000) GS:ff19bff005248000(0000) knlGS:0000000000000000
[    2.641085] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.641121] CR2: 000000000042ebe0 CR3: 0000000005dde004 CR4: 0000000000771ef0
[    2.641166] PKRU: 55555554
[    2.641182] Call Trace:
[    2.641198]  <TASK>
[    2.641215]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.641237]  __dev_notify_flags (net/core/dev.c:9787)
[    2.641261]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.641285]  veth_newlink (drivers/net/veth.c:1871)
[    2.641312]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.641332]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.641360]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.641381]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.641410]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.641438]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.641462]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.641484]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.641502]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.641526]  ___sys_sendmsg (net/socket.c:2752)
[    2.641549]  __sys_sendmsg (net/socket.c:2784)
[    2.641577]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.641602]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.641627] RIP: 0033:0x7fa82676b08e
[    2.641650] 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
[    2.641794] RSP: 002b:00007ffce946fc60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.641843] RAX: ffffffffffffffda RBX: 00007ffce9470408 RCX: 00007fa82676b08e
[    2.641883] RDX: 0000000000000000 RSI: 00007ffce946fd10 RDI: 0000000000000005
[    2.641924] RBP: 00007ffce946fc70 R08: 0000000000000000 R09: 0000000000000000
[    2.641971] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c64e
[    2.642013] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce94703e0
| [    2.642260] ------------[ cut here ]------------
| [    2.642294] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/231
| [    2.642351] Modules linked in:
| [    2.642468] Tainted: [W]=WARN
[    2.642488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.642517] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.642544] 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
[    2.642660] RSP: 0018:ff32483440517870 EFLAGS: 00010286
[    2.642689] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.642728] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef8190cb00
[    2.642773] RBP: 0000000000000000 R08: ff19bfef81950910 R09: ff19bfef85d8d030
[    2.642849] R10: ff19bfef85d6d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.642920] R13: 0000000000000010 R14: ff19bfef85d6d000 R15: ff19bfef8190cb00
[    2.642979] FS:  00007fa826531840(0000) GS:ff19bff005248000(0000) knlGS:0000000000000000
[    2.643028] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.643073] CR2: 000000000042ebe0 CR3: 0000000005dde004 CR4: 0000000000771ef0
[    2.643152] PKRU: 55555554
[    2.643181] Call Trace:
[    2.643194]  <TASK>
[    2.643209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.643233]  __dev_notify_flags (net/core/dev.c:9787)
[    2.643258]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.643279]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.643304]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.643331]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.643349]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.643405]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.643442]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.643464]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.643492]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.643514]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.643537]  ___sys_sendmsg (net/socket.c:2752)
[    2.643557]  __sys_sendmsg (net/socket.c:2784)
[    2.643583]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.643609]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.643638] RIP: 0033:0x7fa82676b08e
[    2.643664] 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
[    2.643754] RSP: 002b:00007ffce946fc60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.643800] RAX: ffffffffffffffda RBX: 00007ffce9470408 RCX: 00007fa82676b08e
[    2.643839] RDX: 0000000000000000 RSI: 00007ffce946fd10 RDI: 0000000000000005
[    2.643883] RBP: 00007ffce946fc70 R08: 0000000000000000 R09: 0000000000000000
[    2.643925] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c64e
[    2.643968] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce94703e0
| [    2.647286] ------------[ cut here ]------------
| [    2.647362] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/232
| [    2.647421] Modules linked in:
| [    2.647501] Tainted: [W]=WARN
[    2.647523] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.647559] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.647596] 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
[    2.647690] RSP: 0018:ff32483440517720 EFLAGS: 00010286
[    2.647722] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.647764] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef818b7b00
[    2.647811] RBP: 0000000000000000 R08: ff19bfef81950910 R09: ff19bfef81c7b030
[    2.647858] R10: ff19bfef85d6d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.647898] R13: 0000000000000010 R14: ff19bfef85d6d000 R15: ff19bfef818b7b00
[    2.647942] FS:  00007f105f609840(0000) GS:ff19bff0053c8000(0000) knlGS:0000000000000000
[    2.647990] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.648023] CR2: 00000000159a2988 CR3: 0000000005e18006 CR4: 0000000000771ef0
[    2.648071] PKRU: 55555554
[    2.648088] Call Trace:
[    2.648103]  <TASK>
[    2.648118]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.648139]  __dev_notify_flags (net/core/dev.c:9787)
[    2.648158]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.648179]  netif_change_flags (net/core/dev.c:9820)
[    2.648202]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.648227]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.648261]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.648282]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.648306]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.648337]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.648359]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.648382]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.648410]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.648432]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.648457]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.648483]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.648533]  ___sys_sendmsg (net/socket.c:2752)
[    2.648556]  __sys_sendmsg (net/socket.c:2784)
[    2.648586]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.648613]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.648641] RIP: 0033:0x7f105f84308e
[    2.648665] 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
[    2.648811] RSP: 002b:00007fff6f8dcf20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.648852] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f105f84308e
[    2.648901] RDX: 0000000000000000 RSI: 00007fff6f8dcfd0 RDI: 0000000000000005
[    2.648979] RBP: 00007fff6f8dcf30 R08: 0000000000000000 R09: 0000000000000000
[    2.649034] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c64e
[    2.649111] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6f8dd6a0
| [    2.664057] ------------[ cut here ]------------
| [    2.664218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/233
| [    2.664342] Modules linked in:
| [    2.664552] Tainted: [W]=WARN
[    2.664649] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.664723] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.664807] 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
[    2.664946] RSP: 0018:ff3248344051f6d8 EFLAGS: 00010286
[    2.665010] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.665090] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef8190d700
[    2.665166] RBP: 0000000000000000 R08: ff19bfef83265290 R09: ff19bfef85d7702c
[    2.665247] R10: ff19bfef85d6c120 R11: fefefefefefefeff R12: ff3248344051f78c
[    2.665326] R13: 0000000000000011 R14: ff19bfef85d6c000 R15: ff19bfef8190d700
[    2.665408] FS:  00007f6d8b519840(0000) GS:ff19bff005348000(0000) knlGS:0000000000000000
[    2.665491] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.665565] CR2: 000000000c9f9988 CR3: 0000000005db6003 CR4: 0000000000771ef0
[    2.665654] PKRU: 55555554
[    2.665705] Call Trace:
[    2.665753]  <TASK>
[    2.665801]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.665858]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.665921]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.665977]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.666041]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.666107]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.666164]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.666221]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.666284]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.666341]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.666403]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.666471]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.666532]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.666600]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.666658]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.666715]  ___sys_sendmsg (net/socket.c:2752)
[    2.666776]  __sys_sendmsg (net/socket.c:2784)
[    2.666837]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.666898]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.666966] RIP: 0033:0x7f6d8b75308e
[    2.667025] 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
[    2.667167] RSP: 002b:00007ffe72642170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.667243] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f6d8b75308e
[    2.667320] RDX: 0000000000000000 RSI: 00007ffe72642220 RDI: 0000000000000005
[    2.667396] RBP: 00007ffe72642180 R08: 0000000000000000 R09: 0000000000000000
[    2.667471] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c64e
[    2.667546] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe726428f0
| [    2.667828] ------------[ cut here ]------------
| [    2.667895] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/233
| [    2.667985] Modules linked in:
| [    2.668180] Tainted: [W]=WARN
[    2.668249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.668324] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.668394] 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
[    2.668562] RSP: 0018:ff3248344051f6c8 EFLAGS: 00010286
[    2.668644] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.668727] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef8190d700
[    2.668820] RBP: 0000000000000000 R08: ff19bfef83265290 R09: ff19bfef82e6f02c
[    2.668908] R10: ff19bfef85d6c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.668990] R13: 0000000000000010 R14: ff19bfef85d6c000 R15: ff19bfef8190d700
[    2.669083] FS:  00007f6d8b519840(0000) GS:ff19bff005348000(0000) knlGS:0000000000000000
[    2.669161] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.669251] CR2: 000000000c9f9988 CR3: 0000000005db6003 CR4: 0000000000771ef0
[    2.669337] PKRU: 55555554
[    2.669407] Call Trace:
[    2.669474]  <TASK>
[    2.669523]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.669587]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.669657]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.669721]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.669786]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.669858]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.669922]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.669985]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.670066]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.670129]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.670188]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.670253]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.670311]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.670368]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.670425]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.670482]  ___sys_sendmsg (net/socket.c:2752)
[    2.670540]  __sys_sendmsg (net/socket.c:2784)
[    2.670603]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.670662]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.670726] RIP: 0033:0x7f6d8b75308e
[    2.670782] 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
[    2.670930] RSP: 002b:00007ffe72642170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.671014] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f6d8b75308e
[    2.671108] RDX: 0000000000000000 RSI: 00007ffe72642220 RDI: 0000000000000005
[    2.671190] RBP: 00007ffe72642180 R08: 0000000000000000 R09: 0000000000000000
[    2.671270] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c64e
[    2.671345] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe726428f0
| [    2.671657] ------------[ cut here ]------------
| [    2.671723] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/233
| [    2.671811] Modules linked in:
| [    2.671962] Tainted: [W]=WARN
[    2.672016] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.672096] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.672160] 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
[    2.672335] RSP: 0018:ff3248344051f6f0 EFLAGS: 00010286
[    2.672412] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.672495] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef8190d700
[    2.672582] RBP: 0000000000000000 R08: ff19bfef83265290 R09: ff19bfef82e6f030
[    2.672668] R10: ff19bfef85d6c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.672747] R13: 0000000000000010 R14: ff19bfef85d6c000 R15: ff19bfef8190d700
[    2.672857] FS:  00007f6d8b519840(0000) GS:ff19bff005348000(0000) knlGS:0000000000000000
[    2.672950] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.673021] CR2: 000000000c9f9988 CR3: 0000000005db6003 CR4: 0000000000771ef0
[    2.673114] PKRU: 55555554
[    2.673166] Call Trace:
[    2.673217]  <TASK>
[    2.673270]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.673331]  notifier_call_chain (kernel/notifier.c:85)
[    2.673393]  netif_change_name (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1509)
[    2.673452]  do_setlink.isra.0 (net/core/rtnetlink.c:3186)
[    2.673517]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.673593]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.673657]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.673717]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.673790]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.673869]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.673932]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.674049]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.674127]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.674217]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.674288]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.674381]  ___sys_sendmsg (net/socket.c:2752)
[    2.674450]  __sys_sendmsg (net/socket.c:2784)
[    2.674528]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.674618]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.674704] RIP: 0033:0x7f6d8b75308e
[    2.674788] 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
[    2.674959] RSP: 002b:00007ffe72642170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.675053] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f6d8b75308e
[    2.675153] RDX: 0000000000000000 RSI: 00007ffe72642220 RDI: 0000000000000005
[    2.675241] RBP: 00007ffe72642180 R08: 0000000000000000 R09: 0000000000000000
[    2.675321] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c64e
[    2.675404] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe726428f0
| [    2.678788] ------------[ cut here ]------------
| [    2.678828] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/234
| [    2.678888] Modules linked in:
| [    2.678970] Tainted: [W]=WARN
[    2.678990] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.679026] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.679059] 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
[    2.679152] RSP: 0018:ff32483440527720 EFLAGS: 00010286
[    2.679183] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.679226] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef818b7b00
[    2.679271] RBP: 0000000000000000 R08: ff19bfef83265290 R09: ff19bfef81c7b030
[    2.679313] R10: ff19bfef85d6c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.679358] R13: 0000000000000010 R14: ff19bfef85d6c000 R15: ff19bfef818b7b00
[    2.679407] FS:  00007fd254bfb840(0000) GS:ff19bff0053c8000(0000) knlGS:0000000000000000
[    2.679448] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.679485] CR2: 000000000104a988 CR3: 0000000005e18002 CR4: 0000000000771ef0
[    2.679530] PKRU: 55555554
[    2.679545] Call Trace:
[    2.679560]  <TASK>
[    2.679582]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.679606]  __dev_notify_flags (net/core/dev.c:9787)
[    2.679630]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.679649]  netif_change_flags (net/core/dev.c:9820)
[    2.679671]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.679694]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.679724]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.679749]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.679769]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.679801]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.679822]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.679847]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.679879]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.679900]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.679923]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.679943]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.679964]  ___sys_sendmsg (net/socket.c:2752)
[    2.679988]  __sys_sendmsg (net/socket.c:2784)
[    2.680008]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.680025]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.680054] RIP: 0033:0x7fd254e3508e
[    2.680078] 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
[    2.680185] RSP: 002b:00007fff4664b820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.680234] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd254e3508e
[    2.680280] RDX: 0000000000000000 RSI: 00007fff4664b8d0 RDI: 0000000000000005
[    2.680326] RBP: 00007fff4664b830 R08: 0000000000000000 R09: 0000000000000000
[    2.680368] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c64e
[    2.680414] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4664bfa0
| [    2.680530] ------------[ cut here ]------------
| [    2.680564] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/39
| [    2.680631] Modules linked in:
| [    2.680717] Tainted: [W]=WARN
[    2.680736] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.680772] Workqueue: events_unbound linkwatch_event
[    2.680802] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.680831] 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
[    2.680930] RSP: 0018:ff32483440163d50 EFLAGS: 00010286
[    2.680962] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.681005] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef8190c700
[    2.681051] RBP: 0000000000000000 R08: ff19bfef83265290 R09: ff19bfef82feb030
[    2.681095] R10: ff19bfef85d6c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.681144] R13: 0000000000000010 R14: ff19bfef85d6c000 R15: ff19bfef8190c700
[    2.681190] FS:  0000000000000000(0000) GS:ff19bff0052c8000(0000) knlGS:0000000000000000
[    2.681235] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.681273] CR2: 00005621826d1698 CR3: 0000000013047002 CR4: 0000000000771ef0
[    2.681320] PKRU: 55555554
[    2.681335] Call Trace:
[    2.681350]  <TASK>
[    2.681366]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.681390]  netif_state_change (net/core/dev.c:1605)
[    2.681413]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.681436]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.681464]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.681484]  process_one_work (kernel/workqueue.c:3314)
[    2.681509]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.681530]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.681554]  kthread (kernel/kthread.c:436)
[    2.681582]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.681609]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.681636]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.681660]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.681742] ------------[ cut here ]------------
| [    2.681768] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/39
| [    2.681853] Modules linked in:
| [    2.681943] Tainted: [W]=WARN
[    2.681964] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.681995] Workqueue: events_unbound linkwatch_event
[    2.682035] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.682064] 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
[    2.682160] RSP: 0018:ff32483440163d50 EFLAGS: 00010286
[    2.682191] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.682232] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff19bfef8190c700
[    2.682272] RBP: 0000000000000000 R08: ff19bfef81950910 R09: ff19bfef82feb030
[    2.682313] R10: ff19bfef85d6d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.682354] R13: 0000000000000010 R14: ff19bfef85d6d000 R15: ff19bfef8190c700
[    2.682402] FS:  0000000000000000(0000) GS:ff19bff0052c8000(0000) knlGS:0000000000000000
[    2.682444] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.682478] CR2: 00005621826d1698 CR3: 0000000013047002 CR4: 0000000000771ef0
[    2.682520] PKRU: 55555554
[    2.682534] Call Trace:
[    2.682548]  <TASK>
[    2.682563]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.682590]  netif_state_change (net/core/dev.c:1605)
[    2.682613]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.682636]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.682664]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.682685]  process_one_work (kernel/workqueue.c:3314)
[    2.682707]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.682725]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.682745]  kthread (kernel/kthread.c:436)
[    2.682771]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.682790]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.682810]  ? 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: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:rtmsg_ifinfo_newnet:__dev_change_net_namespace:rtnl_newlink:rtnetlink_rcv_msg
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_change_net_namespace:rtnl_newlink:rtnetlink_rcv_msg
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:rtnetlink_event:notifier_call_chain:netif_change_name:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:veth_newlink