======================================
| xx__-> [    2.374092] ------------[ cut here ]------------
| [    2.374184] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/195
| [    2.374272] Modules linked in:
| [    2.374431] Tainted: [W]=WARN
[    2.374486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.374568] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.374635] 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
[    2.374755] RSP: 0018:ff6ce33b4040f5f0 EFLAGS: 00010286
[    2.374817] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.374892] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb032f1700
[    2.374969] RBP: 0000000000000000 R08: ff21a8fb04a43790 R09: ff21a8fb0317a034
[    2.375046] R10: ff21a8fb0314a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.375123] R13: 0000000000000010 R14: ff21a8fb0314a000 R15: ff21a8fb032f1700
[    2.375203] FS:  00007fe3e1780840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.375277] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.375348] CR2: 000000000042ebe0 CR3: 0000000004a50006 CR4: 0000000000771ef0
[    2.375432] PKRU: 55555554
[    2.375484] Call Trace:
[    2.375541]  <TASK>
[    2.375591]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.375651]  __dev_notify_flags (net/core/dev.c:9787)
[    2.375711]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.375771]  veth_newlink (drivers/net/veth.c:1871)
[    2.375836]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.375898]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.375964]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.376025]  ? update_cfs_rq_load_avg (kernel/sched/fair.c:4879)
[    2.376099]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.376166]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.376229]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.376291]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.376352]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.376430]  ___sys_sendmsg (net/socket.c:2752)
[    2.376493]  __sys_sendmsg (net/socket.c:2784)
[    2.376582]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.376643]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.376715] RIP: 0033:0x7fe3e19ba08e
[    2.376774] 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
[    2.376894] RSP: 002b:00007ffd99a499a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.376968] RAX: ffffffffffffffda RBX: 00007ffd99a4a138 RCX: 00007fe3e19ba08e
[    2.377044] RDX: 0000000000000000 RSI: 00007ffd99a49a50 RDI: 0000000000000005
[    2.377120] RBP: 00007ffd99a499b0 R08: 0000000000000000 R09: 0000000000000000
[    2.377195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.377270] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd99a4a110
| [    2.377922] ------------[ cut here ]------------
| [    2.377994] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/195
| [    2.378079] Modules linked in:
| [    2.378237] Tainted: [W]=WARN
[    2.378297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.378370] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.378445] 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
[    2.378572] RSP: 0018:ff6ce33b4040f870 EFLAGS: 00010286
[    2.378636] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.378710] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb032f1d00
[    2.378788] RBP: 0000000000000000 R08: ff21a8fb04a4bd90 R09: ff21a8fb0317f034
[    2.378863] R10: ff21a8fb0314b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.378942] R13: 0000000000000010 R14: ff21a8fb0314b000 R15: ff21a8fb032f1d00
[    2.379017] FS:  00007fe3e1780840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.379095] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.379165] CR2: 00005572be76a6c0 CR3: 0000000004a50006 CR4: 0000000000771ef0
[    2.379244] PKRU: 55555554
[    2.379296] Call Trace:
[    2.379345]  <TASK>
[    2.379395]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.379464]  __dev_notify_flags (net/core/dev.c:9787)
[    2.379532]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.379594]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.379656]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.379723]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.379781]  ? update_cfs_rq_load_avg (kernel/sched/fair.c:4879)
[    2.379849]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.379917]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.379979]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.380045]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.380104]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.380167]  ___sys_sendmsg (net/socket.c:2752)
[    2.380231]  __sys_sendmsg (net/socket.c:2784)
[    2.380292]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.380354]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.380431] RIP: 0033:0x7fe3e19ba08e
[    2.380488] 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
[    2.380613] RSP: 002b:00007ffd99a499a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.380696] RAX: ffffffffffffffda RBX: 00007ffd99a4a138 RCX: 00007fe3e19ba08e
[    2.380770] RDX: 0000000000000000 RSI: 00007ffd99a49a50 RDI: 0000000000000005
[    2.380850] RBP: 00007ffd99a499b0 R08: 0000000000000000 R09: 0000000000000000
[    2.380922] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.381000] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd99a4a110
| [    2.389156] ------------[ cut here ]------------
| [    2.389224] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/200
| [    2.389312] Modules linked in:
| [    2.389464] Tainted: [W]=WARN
[    2.389528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.389600] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.389666] 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
[    2.389785] RSP: 0018:ff6ce33b4040fcb8 EFLAGS: 00010286
[    2.389851] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.389925] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a600
[    2.390000] RBP: 0000000000000000 R08: ff21a8fb03302510 R09: ff21a8fb064fd02c
[    2.390073] R10: ff21a8fb064f8120 R11: fefefefefefefeff R12: 0000000000000000
[    2.390149] R13: 0000000000000010 R14: ff21a8fb064f8000 R15: ff21a8fb0189a600
[    2.390229] FS:  00007fe9aae6f840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.390304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.390373] CR2: 00007fe9ab076430 CR3: 00000000033bf001 CR4: 0000000000771ef0
[    2.390455] PKRU: 55555554
[    2.390510] Call Trace:
[    2.390562]  <TASK>
[    2.390613]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.390672]  register_netdevice (net/core/dev.c:11488)
[    2.390733]  register_netdev (net/core/dev.c:11552)
[    2.390793]  loopback_net_init (drivers/net/loopback.c:218)
[    2.390855]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.390919]  ops_init (net/core/net_namespace.c:137)
[    2.390983]  setup_net (net/core/net_namespace.c:446)
[    2.391044]  copy_net_ns (net/core/net_namespace.c:579)
[    2.391101]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.391166]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.391233]  ksys_unshare (kernel/fork.c:3243)
[    2.391293]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.391352]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.391419]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[    2.391485]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.391556] RIP: 0033:0x7fe9ab131bcb
[    2.391616] 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
[    2.391735] RSP: 002b:00007ffcd0bf30a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.391810] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe9ab131bcb
[    2.391886] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.391960] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.392035] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcd0bf52d0
[    2.392110] R13: 0000000000000001 R14: 00007fe9aae6f6f8 R15: 00007ffcd0bf68a6
| [    2.392389] ------------[ cut here ]------------
| [    2.392462] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/200
| [    2.392556] Modules linked in:
| [    2.392703] Tainted: [W]=WARN
[    2.392761] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.392830] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.392897] 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
[    2.393017] RSP: 0018:ff6ce33b4040fc10 EFLAGS: 00010286
[    2.393083] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.393159] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb032ed200
[    2.393240] RBP: 0000000000000000 R08: ff21a8fb03302610 R09: ff21a8fb06500030
[    2.393317] R10: ff21a8fb064fd120 R11: fefefefefefefeff R12: 0000000000000000
[    2.393393] R13: 0000000000000010 R14: ff21a8fb064fd000 R15: ff21a8fb032ed200
[    2.393477] FS:  00007fe9aae6f840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.393564] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.393634] CR2: 00007fe9ab076430 CR3: 00000000033bf001 CR4: 0000000000771ef0
[    2.393714] PKRU: 55555554
[    2.393763] Call Trace:
[    2.393814]  <TASK>
[    2.393863]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.393924]  register_netdevice (net/core/dev.c:11488)
[    2.393985]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.394046]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.394108]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.394170]  ops_init (net/core/net_namespace.c:137)
[    2.394231]  setup_net (net/core/net_namespace.c:446)
[    2.394291]  copy_net_ns (net/core/net_namespace.c:579)
[    2.394349]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.394423]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.394490]  ksys_unshare (kernel/fork.c:3243)
[    2.394559]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.394618]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.394680]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[    2.394749]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.394815] RIP: 0033:0x7fe9ab131bcb
[    2.394877] 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
[    2.395005] RSP: 002b:00007ffcd0bf30a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.395086] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe9ab131bcb
[    2.395160] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.395237] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.395313] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcd0bf52d0
[    2.395392] R13: 0000000000000001 R14: 00007fe9aae6f6f8 R15: 00007ffcd0bf68a6
| [    2.395689] ------------[ cut here ]------------
| [    2.395754] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/200
| [    2.395846] Modules linked in:
| [    2.395999] Tainted: [W]=WARN
[    2.396059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.396132] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.396199] 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
[    2.396328] RSP: 0018:ff6ce33b4040fbf0 EFLAGS: 00010286
[    2.396394] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.396480] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01c10f00
[    2.396560] RBP: 0000000000000000 R08: ff21a8fb04a43810 R09: ff21a8fb064f6030
[    2.396642] R10: ff21a8fb064fc120 R11: fefefefefefefeff R12: 0000000000000000
[    2.396727] R13: 0000000000000010 R14: ff21a8fb064fc000 R15: ff21a8fb01c10f00
[    2.396812] FS:  00007fe9aae6f840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.396894] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.396969] CR2: 00007fe9ab076430 CR3: 00000000033bf001 CR4: 0000000000771ef0
[    2.397050] PKRU: 55555554
[    2.397099] Call Trace:
[    2.397148]  <TASK>
[    2.397200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.397261]  register_netdevice (net/core/dev.c:11488)
[    2.397320]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.397379]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.397443]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.397511]  ops_init (net/core/net_namespace.c:137)
[    2.397572]  setup_net (net/core/net_namespace.c:446)
[    2.397633]  copy_net_ns (net/core/net_namespace.c:579)
[    2.397692]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.397759]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.397825]  ksys_unshare (kernel/fork.c:3243)
[    2.397885]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.397944]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.398005]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[    2.398073]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.398139] RIP: 0033:0x7fe9ab131bcb
[    2.398197] 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
[    2.398323] RSP: 002b:00007ffcd0bf30a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.398408] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe9ab131bcb
[    2.398483] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.398570] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.398646] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcd0bf52d0
[    2.398723] R13: 0000000000000001 R14: 00007fe9aae6f6f8 R15: 00007ffcd0bf68a6
| [    2.399014] ------------[ cut here ]------------
| [    2.399078] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/200
| [    2.399163] Modules linked in:
| [    2.399319] Tainted: [W]=WARN
[    2.399379] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.399455] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.399527] 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
[    2.399661] RSP: 0018:ff6ce33b4040fca8 EFLAGS: 00010286
[    2.399728] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.399805] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189b300
[    2.399885] RBP: 0000000000000000 R08: ff21a8fb01905610 R09: ff21a8fb06508034
[    2.399966] R10: ff21a8fb0650b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.400044] R13: 0000000000000010 R14: ff21a8fb0650b000 R15: ff21a8fb0189b300
[    2.400123] FS:  00007fe9aae6f840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.400208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.400282] CR2: 00007fe9ab076430 CR3: 00000000033bf001 CR4: 0000000000771ef0
[    2.400362] PKRU: 55555554
[    2.400420] Call Trace:
[    2.400470]  <TASK>
[    2.400526]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.400588]  register_netdevice (net/core/dev.c:11488)
[    2.400648]  register_netdev (net/core/dev.c:11552)
[    2.400709]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.400772]  ops_init (net/core/net_namespace.c:137)
[    2.400837]  setup_net (net/core/net_namespace.c:446)
[    2.400897]  copy_net_ns (net/core/net_namespace.c:579)
[    2.400959]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.401027]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.401094]  ksys_unshare (kernel/fork.c:3243)
[    2.401156]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.401214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.401275]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[    2.401343]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.401420] RIP: 0033:0x7fe9ab131bcb
[    2.401481] 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
[    2.401622] RSP: 002b:00007ffcd0bf30a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.401706] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe9ab131bcb
[    2.401781] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.401857] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.401934] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcd0bf52d0
[    2.402009] R13: 0000000000000001 R14: 00007fe9aae6f6f8 R15: 00007ffcd0bf68a6
| [    2.402268] ------------[ cut here ]------------
| [    2.402335] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/200
| [    2.402434] Modules linked in:
| [    2.402606] Tainted: [W]=WARN
[    2.402666] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.402737] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.402801] 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
[    2.402927] RSP: 0018:ff6ce33b4040fca0 EFLAGS: 00010286
[    2.402993] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.403071] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189be00
[    2.403149] RBP: 0000000000000000 R08: ff21a8fb02fd9a10 R09: ff21a8fb0650d030
[    2.403225] R10: ff21a8fb06508120 R11: fefefefefefefeff R12: 0000000000000000
[    2.403307] R13: 0000000000000010 R14: ff21a8fb06508000 R15: ff21a8fb0189be00
[    2.403392] FS:  00007fe9aae6f840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.403482] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.403558] CR2: 00007fe9ab076430 CR3: 00000000033bf001 CR4: 0000000000771ef0
[    2.403641] PKRU: 55555554
[    2.403691] Call Trace:
[    2.403741]  <TASK>
[    2.403793]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.403854]  register_netdevice (net/core/dev.c:11488)
[    2.403916]  register_netdev (net/core/dev.c:11552)
[    2.403977]  sit_init_net (net/ipv6/sit.c:1860)
[    2.404038]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.404099]  ops_init (net/core/net_namespace.c:137)
[    2.404160]  setup_net (net/core/net_namespace.c:446)
[    2.404220]  copy_net_ns (net/core/net_namespace.c:579)
[    2.404281]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.404347]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.404421]  ksys_unshare (kernel/fork.c:3243)
[    2.404482]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.404549]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.404610]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[    2.404675]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.404742] RIP: 0033:0x7fe9ab131bcb
[    2.404801] 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
[    2.404923] RSP: 002b:00007ffcd0bf30a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.405002] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe9ab131bcb
[    2.405077] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.405157] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.405233] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcd0bf52d0
[    2.405310] R13: 0000000000000001 R14: 00007fe9aae6f6f8 R15: 00007ffcd0bf68a6
| [    2.405619] ------------[ cut here ]------------
| [    2.405682] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/200
| [    2.405766] Modules linked in:
| [    2.405917] Tainted: [W]=WARN
[    2.405974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.406049] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.406116] 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
[    2.406243] RSP: 0018:ff6ce33b4040fca8 EFLAGS: 00010286
[    2.406309] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.406389] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a400
[    2.406471] RBP: 0000000000000000 R08: ff21a8fb02fd97d0 R09: ff21a8fb0651a030
[    2.406558] R10: ff21a8fb0650d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.406632] R13: 0000000000000010 R14: ff21a8fb0650d000 R15: ff21a8fb0189a400
[    2.406712] FS:  00007fe9aae6f840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.406789] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.406859] CR2: 00007fe9ab076430 CR3: 00000000033bf001 CR4: 0000000000771ef0
[    2.406938] PKRU: 55555554
[    2.406987] Call Trace:
[    2.407038]  <TASK>
[    2.407089]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.407149]  register_netdevice (net/core/dev.c:11488)
[    2.407209]  register_netdev (net/core/dev.c:11552)
[    2.407269]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.407331]  ops_init (net/core/net_namespace.c:137)
[    2.407393]  setup_net (net/core/net_namespace.c:446)
[    2.407462]  copy_net_ns (net/core/net_namespace.c:579)
[    2.407528]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.407596]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.407663]  ksys_unshare (kernel/fork.c:3243)
[    2.407723]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.407781]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.407842]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[    2.407908]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.407974] RIP: 0033:0x7fe9ab131bcb
[    2.408035] 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
[    2.408161] RSP: 002b:00007ffcd0bf30a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.408241] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe9ab131bcb
[    2.408317] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.408393] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.408476] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcd0bf52d0
[    2.408559] R13: 0000000000000001 R14: 00007fe9aae6f6f8 R15: 00007ffcd0bf68a6
| [    2.412458] ------------[ cut here ]------------
| [    2.412504] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/201
| [    2.412561] Modules linked in:
| [    2.412644] Tainted: [W]=WARN
[    2.412667] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.412703] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.412731] 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
[    2.412840] RSP: 0018:ff6ce33b4040f720 EFLAGS: 00010286
[    2.412871] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.412915] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.412956] RBP: 0000000000000000 R08: ff21a8fb03302510 R09: ff21a8fb01ffb02c
[    2.412997] R10: ff21a8fb064f8120 R11: fefefefefefefeff R12: 0000000000000000
[    2.413041] R13: 0000000000000010 R14: ff21a8fb064f8000 R15: ff21a8fb01db8d00
[    2.413083] FS:  00007fbee701f840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.413137] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.413181] CR2: 000000000e61d988 CR3: 0000000004aac003 CR4: 0000000000771ef0
[    2.413218] PKRU: 55555554
[    2.413237] Call Trace:
[    2.413252]  <TASK>
[    2.413267]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.413295]  __dev_notify_flags (net/core/dev.c:9787)
[    2.413320]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.413340]  netif_change_flags (net/core/dev.c:9820)
[    2.413362]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.413385]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.413422]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.413445]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.413470]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.413496]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.413527]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.413556]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.413589]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.413612]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.413636]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.413660]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.413684]  ___sys_sendmsg (net/socket.c:2752)
[    2.413711]  __sys_sendmsg (net/socket.c:2784)
[    2.413737]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.413767]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.413800] RIP: 0033:0x7fbee725908e
[    2.413825] 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
[    2.413923] RSP: 002b:00007ffe0590ea70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.413965] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbee725908e
[    2.414013] RDX: 0000000000000000 RSI: 00007ffe0590eb20 RDI: 0000000000000005
[    2.414058] RBP: 00007ffe0590ea80 R08: 0000000000000000 R09: 0000000000000000
[    2.414102] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.414152] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0590f1f0
| [    2.428158] ------------[ cut here ]------------
| [    2.428206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/205
| [    2.428270] Modules linked in:
| [    2.428357] Tainted: [W]=WARN
[    2.428382] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.428424] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.428457] 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
[    2.428560] RSP: 0018:ff6ce33b40467cb8 EFLAGS: 00010286
[    2.428591] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.428636] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.428679] RBP: 0000000000000000 R08: ff21a8fb01905cd0 R09: ff21a8fb0653102c
[    2.428723] R10: ff21a8fb0651c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.428763] R13: 0000000000000010 R14: ff21a8fb0651c000 R15: ff21a8fb01db8d00
[    2.428813] FS:  00007f9a6f471840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.428862] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.428902] CR2: 00007ffc538f2ff0 CR3: 000000000481f003 CR4: 0000000000771ef0
[    2.428944] PKRU: 55555554
[    2.428958] Call Trace:
[    2.428978]  <TASK>
[    2.428995]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.429022]  register_netdevice (net/core/dev.c:11488)
[    2.429049]  register_netdev (net/core/dev.c:11552)
[    2.429072]  loopback_net_init (drivers/net/loopback.c:218)
[    2.429099]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.429132]  ops_init (net/core/net_namespace.c:137)
[    2.429156]  setup_net (net/core/net_namespace.c:446)
[    2.429181]  copy_net_ns (net/core/net_namespace.c:579)
[    2.429201]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.429233]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.429261]  ksys_unshare (kernel/fork.c:3243)
[    2.429289]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.429310]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.429335]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.429365] RIP: 0033:0x7f9a6f733bcb
[    2.429389] 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
[    2.429509] RSP: 002b:00007ffc538f3cd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.429553] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9a6f733bcb
[    2.429600] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.429644] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.429684] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc538f5f00
[    2.429735] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc538f68a6
| [    2.429918] ------------[ cut here ]------------
| [    2.429945] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/205
| [    2.429997] Modules linked in:
| [    2.430086] Tainted: [W]=WARN
[    2.430108] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.430144] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.430175] 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
[    2.430275] RSP: 0018:ff6ce33b40467c10 EFLAGS: 00010286
[    2.430306] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.430352] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01d9cf00
[    2.430398] RBP: 0000000000000000 R08: ff21a8fb01905bd0 R09: ff21a8fb06538030
[    2.430447] R10: ff21a8fb06531120 R11: fefefefefefefeff R12: 0000000000000000
[    2.430504] R13: 0000000000000010 R14: ff21a8fb06531000 R15: ff21a8fb01d9cf00
[    2.430551] FS:  00007f9a6f471840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.430600] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.430640] CR2: 00007ffc538f2ff0 CR3: 000000000481f003 CR4: 0000000000771ef0
[    2.430688] PKRU: 55555554
[    2.430706] Call Trace:
[    2.430721]  <TASK>
[    2.430735]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.430760]  register_netdevice (net/core/dev.c:11488)
[    2.430785]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.430814]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.430838]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.430871]  ops_init (net/core/net_namespace.c:137)
[    2.430893]  setup_net (net/core/net_namespace.c:446)
[    2.430916]  copy_net_ns (net/core/net_namespace.c:579)
[    2.430942]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.430973]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.431006]  ksys_unshare (kernel/fork.c:3243)
[    2.431029]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.431052]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.431078]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.431102] RIP: 0033:0x7f9a6f733bcb
[    2.431122] 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
[    2.431225] RSP: 002b:00007ffc538f3cd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.431273] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9a6f733bcb
[    2.431317] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.431362] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.431413] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc538f5f00
[    2.431459] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc538f68a6
| [    2.431599] ------------[ cut here ]------------
| [    2.431629] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/205
| [    2.431683] Modules linked in:
| [    2.431764] Tainted: [W]=WARN
[    2.431787] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.431825] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.431852] 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
[    2.431948] RSP: 0018:ff6ce33b40467bf0 EFLAGS: 00010286
[    2.431986] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.432030] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb032f1800
[    2.432070] RBP: 0000000000000000 R08: ff21a8fb01905ad0 R09: ff21a8fb0652e030
[    2.432111] R10: ff21a8fb06530120 R11: fefefefefefefeff R12: 0000000000000000
[    2.432151] R13: 0000000000000010 R14: ff21a8fb06530000 R15: ff21a8fb032f1800
[    2.432197] FS:  00007f9a6f471840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.432241] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.432280] CR2: 00007ffc538f2ff0 CR3: 000000000481f003 CR4: 0000000000771ef0
[    2.432323] PKRU: 55555554
[    2.432339] Call Trace:
[    2.432352]  <TASK>
[    2.432365]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.432389]  register_netdevice (net/core/dev.c:11488)
[    2.432413]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.432437]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.432462]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.432487]  ops_init (net/core/net_namespace.c:137)
[    2.432513]  setup_net (net/core/net_namespace.c:446)
[    2.432539]  copy_net_ns (net/core/net_namespace.c:579)
[    2.432560]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.432590]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.432621]  ksys_unshare (kernel/fork.c:3243)
[    2.432644]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.432667]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.432689]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.432719] RIP: 0033:0x7f9a6f733bcb
[    2.432743] 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
[    2.432835] RSP: 002b:00007ffc538f3cd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.432879] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9a6f733bcb
[    2.432921] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.432964] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.433009] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc538f5f00
[    2.433051] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc538f68a6
| [    2.433208] ------------[ cut here ]------------
| [    2.433235] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/205
| [    2.433285] Modules linked in:
| [    2.433368] Tainted: [W]=WARN
[    2.433391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.433430] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.433462] 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
[    2.433569] RSP: 0018:ff6ce33b40467ca8 EFLAGS: 00010286
[    2.433598] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.433643] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189ab00
[    2.433688] RBP: 0000000000000000 R08: ff21a8fb03321550 R09: ff21a8fb06534034
[    2.433734] R10: ff21a8fb06537120 R11: fefefefefefefeff R12: 0000000000000000
[    2.433776] R13: 0000000000000010 R14: ff21a8fb06537000 R15: ff21a8fb0189ab00
[    2.433823] FS:  00007f9a6f471840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.433873] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.433906] CR2: 00007ffc538f2ff0 CR3: 000000000481f003 CR4: 0000000000771ef0
[    2.433951] PKRU: 55555554
[    2.433965] Call Trace:
[    2.433980]  <TASK>
[    2.433997]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.434021]  register_netdevice (net/core/dev.c:11488)
[    2.434042]  register_netdev (net/core/dev.c:11552)
[    2.434066]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.434091]  ops_init (net/core/net_namespace.c:137)
[    2.434115]  setup_net (net/core/net_namespace.c:446)
[    2.434140]  copy_net_ns (net/core/net_namespace.c:579)
[    2.434162]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.434194]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.434224]  ksys_unshare (kernel/fork.c:3243)
[    2.434247]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.434271]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.434295]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.434327] RIP: 0033:0x7f9a6f733bcb
[    2.434351] 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
[    2.434450] RSP: 002b:00007ffc538f3cd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.434497] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9a6f733bcb
[    2.434543] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.434587] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.434632] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc538f5f00
[    2.434668] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc538f68a6
| [    2.434855] ------------[ cut here ]------------
| [    2.434881] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/205
| [    2.434933] Modules linked in:
| [    2.435017] Tainted: [W]=WARN
[    2.435039] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.435075] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.435106] 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
[    2.435212] RSP: 0018:ff6ce33b40467ca0 EFLAGS: 00010286
[    2.435243] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.435292] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb032f1200
[    2.435337] RBP: 0000000000000000 R08: ff21a8fb03321450 R09: ff21a8fb06541030
[    2.435382] R10: ff21a8fb06534120 R11: fefefefefefefeff R12: 0000000000000000
[    2.435424] R13: 0000000000000010 R14: ff21a8fb06534000 R15: ff21a8fb032f1200
[    2.435469] FS:  00007f9a6f471840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.435525] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.435559] CR2: 00007ffc538f2ff0 CR3: 000000000481f003 CR4: 0000000000771ef0
[    2.435605] PKRU: 55555554
[    2.435620] Call Trace:
[    2.435634]  <TASK>
[    2.435652]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.435674]  register_netdevice (net/core/dev.c:11488)
[    2.435698]  register_netdev (net/core/dev.c:11552)
[    2.435721]  sit_init_net (net/ipv6/sit.c:1860)
[    2.435751]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.435771]  ops_init (net/core/net_namespace.c:137)
[    2.435792]  setup_net (net/core/net_namespace.c:446)
[    2.435816]  copy_net_ns (net/core/net_namespace.c:579)
[    2.435835]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.435871]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.435898]  ksys_unshare (kernel/fork.c:3243)
[    2.435922]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.435941]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.435969]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.435997] RIP: 0033:0x7f9a6f733bcb
[    2.436018] 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
[    2.436122] RSP: 002b:00007ffc538f3cd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.436165] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9a6f733bcb
[    2.436209] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.436253] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.436295] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc538f5f00
[    2.436338] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc538f68a6
| [    2.436516] ------------[ cut here ]------------
| [    2.436546] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/205
| [    2.436598] Modules linked in:
| [    2.436678] Tainted: [W]=WARN
[    2.436701] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.436738] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.436771] 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
[    2.436882] RSP: 0018:ff6ce33b40467ca8 EFLAGS: 00010286
[    2.436910] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.436953] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01c11300
[    2.436994] RBP: 0000000000000000 R08: ff21a8fb03321490 R09: ff21a8fb06546030
[    2.437041] R10: ff21a8fb06541120 R11: fefefefefefefeff R12: 0000000000000000
[    2.437083] R13: 0000000000000010 R14: ff21a8fb06541000 R15: ff21a8fb01c11300
[    2.437128] FS:  00007f9a6f471840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.437174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.437214] CR2: 00007ffc538f2ff0 CR3: 000000000481f003 CR4: 0000000000771ef0
[    2.437258] PKRU: 55555554
[    2.437272] Call Trace:
[    2.437287]  <TASK>
[    2.437303]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.437327]  register_netdevice (net/core/dev.c:11488)
[    2.437351]  register_netdev (net/core/dev.c:11552)
[    2.437372]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.437391]  ops_init (net/core/net_namespace.c:137)
[    2.437417]  setup_net (net/core/net_namespace.c:446)
[    2.437441]  copy_net_ns (net/core/net_namespace.c:579)
[    2.437464]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.437490]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.437522]  ksys_unshare (kernel/fork.c:3243)
[    2.437545]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.437567]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.437592]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.437621] RIP: 0033:0x7f9a6f733bcb
[    2.437639] 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
[    2.437736] RSP: 002b:00007ffc538f3cd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.437781] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9a6f733bcb
[    2.437825] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.437871] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.437919] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc538f5f00
[    2.437969] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc538f68a6
| [    2.441463] ------------[ cut here ]------------
| [    2.441510] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/206
| [    2.441566] Modules linked in:
| [    2.441655] Tainted: [W]=WARN
[    2.441679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.441719] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.441751] 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
[    2.441844] RSP: 0018:ff6ce33b4046f720 EFLAGS: 00010286
[    2.441874] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.441920] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb032f1300
[    2.441963] RBP: 0000000000000000 R08: ff21a8fb01905cd0 R09: ff21a8fb0654602c
[    2.442006] R10: ff21a8fb0651c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.442049] R13: 0000000000000010 R14: ff21a8fb0651c000 R15: ff21a8fb032f1300
[    2.442097] FS:  00007ff25db8f840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.442144] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.442182] CR2: 0000000035497988 CR3: 00000000033c9005 CR4: 0000000000771ef0
[    2.442232] PKRU: 55555554
[    2.442246] Call Trace:
[    2.442261]  <TASK>
[    2.442278]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.442301]  __dev_notify_flags (net/core/dev.c:9787)
[    2.442328]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.442350]  netif_change_flags (net/core/dev.c:9820)
[    2.442373]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.442398]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.442437]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.442488]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.442520]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.442550]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.442578]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.442605]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.442635]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.442660]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.442686]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.442713]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.442738]  ___sys_sendmsg (net/socket.c:2752)
[    2.442765]  __sys_sendmsg (net/socket.c:2784)
[    2.442788]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.442811]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.442840] RIP: 0033:0x7ff25ddc908e
[    2.442861] 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
[    2.442962] RSP: 002b:00007ffc9834f050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.443005] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff25ddc908e
[    2.443047] RDX: 0000000000000000 RSI: 00007ffc9834f100 RDI: 0000000000000005
[    2.443099] RBP: 00007ffc9834f060 R08: 0000000000000000 R09: 0000000000000000
[    2.443143] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.443188] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9834f7d0
| [    2.470418] ------------[ cut here ]------------
| [    2.470466] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/209
| [    2.470523] Modules linked in:
| [    2.470611] Tainted: [W]=WARN
[    2.470633] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.470674] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.470700] 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
[    2.470804] RSP: 0018:ff6ce33b404876d8 EFLAGS: 00010286
[    2.470829] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.470875] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb032f1e00
[    2.470916] RBP: 0000000000000000 R08: ff21a8fb04a4bd90 R09: ff21a8fb013d0834
[    2.470960] R10: ff21a8fb0314b120 R11: fefefefefefefeff R12: ff6ce33b4048778c
[    2.471003] R13: 0000000000000011 R14: ff21a8fb0314b000 R15: ff21a8fb032f1e00
[    2.471052] FS:  00007f46b187d840(0000) GS:ff21a8fb87a48000(0000) knlGS:0000000000000000
[    2.471097] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.471129] CR2: 000000002d249988 CR3: 00000000033b1003 CR4: 0000000000771ef0
[    2.471178] PKRU: 55555554
[    2.471193] Call Trace:
[    2.471209]  <TASK>
[    2.471225]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.471248]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.471277]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.471298]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.471323]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.471355]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.471381]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.471408]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.471438]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.471457]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.471482]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.471515]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.471539]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.471560]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.471580]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.471604]  ___sys_sendmsg (net/socket.c:2752)
[    2.471624]  __sys_sendmsg (net/socket.c:2784)
[    2.471645]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.471670]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.471699] RIP: 0033:0x7f46b1ab708e
[    2.471719] 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
[    2.471810] RSP: 002b:00007ffdfc8cc570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.471856] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f46b1ab708e
[    2.471903] RDX: 0000000000000000 RSI: 00007ffdfc8cc620 RDI: 0000000000000005
[    2.471942] RBP: 00007ffdfc8cc580 R08: 0000000000000000 R09: 0000000000000000
[    2.471984] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.472024] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfc8ccce0
| [    2.472167] ------------[ cut here ]------------
| [    2.472196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/209
| [    2.472243] Modules linked in:
| [    2.472317] Tainted: [W]=WARN
[    2.472337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.472374] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.472405] 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
[    2.472506] RSP: 0018:ff6ce33b404876c8 EFLAGS: 00010286
[    2.472533] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.472572] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189ae00
[    2.472610] RBP: 0000000000000000 R08: ff21a8fb04a4bd90 R09: ff21a8fb01180034
[    2.472648] R10: ff21a8fb0314b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.472693] R13: 0000000000000010 R14: ff21a8fb0314b000 R15: ff21a8fb0189ae00
[    2.472735] FS:  00007f46b187d840(0000) GS:ff21a8fb87a48000(0000) knlGS:0000000000000000
[    2.472777] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.472816] CR2: 000000002d249988 CR3: 00000000033b1003 CR4: 0000000000771ef0
[    2.472858] PKRU: 55555554
[    2.472872] Call Trace:
[    2.472887]  <TASK>
[    2.472900]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.472924]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.472954]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.472971]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.472993]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.473023]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.473046]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.473066]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.473094]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.473114]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.473136]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.473165]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.473183]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.473204]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.473226]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.473247]  ___sys_sendmsg (net/socket.c:2752)
[    2.473267]  __sys_sendmsg (net/socket.c:2784)
[    2.473288]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.473312]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.473339] RIP: 0033:0x7f46b1ab708e
[    2.473360] 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
[    2.473463] RSP: 002b:00007ffdfc8cc570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.473507] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f46b1ab708e
[    2.473547] RDX: 0000000000000000 RSI: 00007ffdfc8cc620 RDI: 0000000000000005
[    2.473587] RBP: 00007ffdfc8cc580 R08: 0000000000000000 R09: 0000000000000000
[    2.473630] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.473672] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfc8ccce0
| [    2.477281] ------------[ cut here ]------------
| [    2.477310] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/210
| [    2.477366] Modules linked in:
| [    2.477460] Tainted: [W]=WARN
[    2.477482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.477523] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.477557] 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
[    2.477650] RSP: 0018:ff6ce33b404376f0 EFLAGS: 00010286
[    2.477681] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.477724] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.477773] RBP: 0000000000000000 R08: ff21a8fb04a4bd90 R09: ff21a8fb06546030
[    2.477820] R10: ff21a8fb0314b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.477865] R13: 0000000000000010 R14: ff21a8fb0314b000 R15: ff21a8fb01db8d00
[    2.477920] FS:  00007f9243583840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.477967] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.478006] CR2: 000000002fe63988 CR3: 00000000064d3005 CR4: 0000000000771ef0
[    2.478056] PKRU: 55555554
[    2.478071] Call Trace:
[    2.478086]  <TASK>
[    2.478103]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.478127]  notifier_call_chain (kernel/notifier.c:85)
[    2.478156]  netif_change_name (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1509)
[    2.478184]  ? nla_strscpy (lib/nlattr.c:795)
[    2.478210]  do_setlink.isra.0 (net/core/rtnetlink.c:3186)
[    2.478237]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.478269]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.478295]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.478319]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.478353]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.478374]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.478406]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.478439]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.478463]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.478485]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.478518]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.478541]  ___sys_sendmsg (net/socket.c:2752)
[    2.478566]  __sys_sendmsg (net/socket.c:2784)
[    2.478586]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.478609]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.478639] RIP: 0033:0x7f92437bd08e
[    2.478660] 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
[    2.478759] RSP: 002b:00007ffe978fbb70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.478804] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f92437bd08e
[    2.478845] RDX: 0000000000000000 RSI: 00007ffe978fbc20 RDI: 0000000000000005
[    2.478886] RBP: 00007ffe978fbb80 R08: 0000000000000000 R09: 0000000000000000
[    2.478928] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.478975] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe978fc2f0
| [    2.493680] ------------[ cut here ]------------
| [    2.493715] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/214
| [    2.493769] Modules linked in:
| [    2.493856] Tainted: [W]=WARN
[    2.493881] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.493921] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.493953] 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
[    2.494056] RSP: 0018:ff6ce33b4048f720 EFLAGS: 00010286
[    2.494087] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.494128] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.494167] RBP: 0000000000000000 R08: ff21a8fb04a4bd90 R09: ff21a8fb06546030
[    2.494206] R10: ff21a8fb0314b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.494249] R13: 0000000000000010 R14: ff21a8fb0314b000 R15: ff21a8fb01db8d00
[    2.494303] FS:  00007f5e45095840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.494349] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.494384] CR2: 000000000dcf4988 CR3: 00000000064c7005 CR4: 0000000000771ef0
[    2.494450] PKRU: 55555554
[    2.494464] Call Trace:
[    2.494479]  <TASK>
[    2.494494]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.494523]  __dev_notify_flags (net/core/dev.c:9787)
[    2.494549]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.494570]  netif_change_flags (net/core/dev.c:9820)
[    2.494594]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.494619]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.494653]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.494680]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.494706]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.494738]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.494763]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.494786]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.494819]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.494843]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.494866]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.494891]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.494912]  ___sys_sendmsg (net/socket.c:2752)
[    2.494939]  __sys_sendmsg (net/socket.c:2784)
[    2.494963]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.494986]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.495013] RIP: 0033:0x7f5e452cf08e
[    2.495039] 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
[    2.495143] RSP: 002b:00007fff82bbf5f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.495187] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5e452cf08e
[    2.495229] RDX: 0000000000000000 RSI: 00007fff82bbf6a0 RDI: 0000000000000005
[    2.495272] RBP: 00007fff82bbf600 R08: 0000000000000000 R09: 0000000000000000
[    2.495315] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.495359] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff82bbfd70
| [    2.520420] ------------[ cut here ]------------
| [    2.520530] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/218
| [    2.520596] Modules linked in:
| [    2.520681] Tainted: [W]=WARN
[    2.520708] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.520750] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.520782] 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
[    2.520891] RSP: 0018:ff6ce33b404af6d8 EFLAGS: 00010286
[    2.520920] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.520966] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.521013] RBP: 0000000000000000 R08: ff21a8fb04a43790 R09: ff21a8fb01256034
[    2.521056] R10: ff21a8fb0314a120 R11: fefefefefefefeff R12: ff6ce33b404af78c
[    2.521103] R13: 0000000000000011 R14: ff21a8fb0314a000 R15: ff21a8fb01db8d00
[    2.521141] FS:  00007f3ecd359840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.521189] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.521227] CR2: 000000002d7ee988 CR3: 0000000004b35004 CR4: 0000000000771ef0
[    2.521270] PKRU: 55555554
[    2.521286] Call Trace:
[    2.521300]  <TASK>
[    2.521318]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.521344]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.521379]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.521410]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.521434]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.521467]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.521492]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.521517]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.521552]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.521573]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.521601]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.521639]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.521661]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.521686]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.521707]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.521733]  ___sys_sendmsg (net/socket.c:2752)
[    2.521757]  __sys_sendmsg (net/socket.c:2784)
[    2.521781]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.521802]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.521833] RIP: 0033:0x7f3ecd59308e
[    2.521857] 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
[    2.521961] RSP: 002b:00007fffbf48ee40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.522006] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3ecd59308e
[    2.522050] RDX: 0000000000000000 RSI: 00007fffbf48eef0 RDI: 0000000000000005
[    2.522099] RBP: 00007fffbf48ee50 R08: 0000000000000000 R09: 0000000000000000
[    2.522142] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.522187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbf48f5b0
| [    2.522352] ------------[ cut here ]------------
| [    2.522379] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/218
| [    2.522436] Modules linked in:
| [    2.522520] Tainted: [W]=WARN
[    2.522543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.522582] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.522612] 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
[    2.522718] RSP: 0018:ff6ce33b404af6c8 EFLAGS: 00010286
[    2.522742] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.522789] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb032ede00
[    2.522831] RBP: 0000000000000000 R08: ff21a8fb04a43790 R09: ff21a8fb06546034
[    2.522872] R10: ff21a8fb0314a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.522914] R13: 0000000000000010 R14: ff21a8fb0314a000 R15: ff21a8fb032ede00
[    2.522959] FS:  00007f3ecd359840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.523002] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.523040] CR2: 000000002d7ee988 CR3: 0000000004b35004 CR4: 0000000000771ef0
[    2.523083] PKRU: 55555554
[    2.523099] Call Trace:
[    2.523112]  <TASK>
[    2.523127]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.523148]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.523178]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.523201]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.523226]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.523258]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.523282]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.523305]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.523337]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.523361]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.523385]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.523421]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.523444]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.523469]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.523489]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.523518]  ___sys_sendmsg (net/socket.c:2752)
[    2.523543]  __sys_sendmsg (net/socket.c:2784)
[    2.523569]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.523595]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.523625] RIP: 0033:0x7f3ecd59308e
[    2.523649] 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
[    2.523748] RSP: 002b:00007fffbf48ee40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.523792] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3ecd59308e
[    2.523835] RDX: 0000000000000000 RSI: 00007fffbf48eef0 RDI: 0000000000000005
[    2.523883] RBP: 00007fffbf48ee50 R08: 0000000000000000 R09: 0000000000000000
[    2.523924] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.523970] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbf48f5b0
| [    2.527373] ------------[ cut here ]------------
| [    2.527463] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/219
| [    2.527566] Modules linked in:
| [    2.527726] Tainted: [W]=WARN
[    2.527785] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.527860] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.527926] 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
[    2.528055] RSP: 0018:ff6ce33b404b76f0 EFLAGS: 00010286
[    2.528122] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.528194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.528276] RBP: 0000000000000000 R08: ff21a8fb04a43790 R09: ff21a8fb0651a030
[    2.528352] R10: ff21a8fb0314a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.528434] R13: 0000000000000010 R14: ff21a8fb0314a000 R15: ff21a8fb01db8d00
[    2.528520] FS:  00007f6d9c10d840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.528602] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.528678] CR2: 000000003cd5b988 CR3: 0000000004b97004 CR4: 0000000000771ef0
[    2.528760] PKRU: 55555554
[    2.528810] Call Trace:
[    2.528860]  <TASK>
[    2.528911]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.528973]  notifier_call_chain (kernel/notifier.c:85)
[    2.529037]  netif_change_name (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1509)
[    2.529101]  ? nla_strscpy (lib/nlattr.c:795)
[    2.529162]  do_setlink.isra.0 (net/core/rtnetlink.c:3186)
[    2.529229]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.529296]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.529356]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.529423]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.529490]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.529554]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.529613]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.529680]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.529738]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.529795]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.529853]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.529911]  ___sys_sendmsg (net/socket.c:2752)
[    2.529969]  __sys_sendmsg (net/socket.c:2784)
[    2.530026]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.530083]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.530147] RIP: 0033:0x7f6d9c34708e
[    2.530203] 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
[    2.530333] RSP: 002b:00007ffc8ba3f440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.530417] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6d9c34708e
[    2.530493] RDX: 0000000000000000 RSI: 00007ffc8ba3f4f0 RDI: 0000000000000005
[    2.530582] RBP: 00007ffc8ba3f450 R08: 0000000000000000 R09: 0000000000000000
[    2.530660] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.530736] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8ba3fbc0
| [    2.545322] ------------[ cut here ]------------
| [    2.545366] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/223
| [    2.545422] Modules linked in:
| [    2.545507] Tainted: [W]=WARN
[    2.545532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.545566] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.545593] 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
[    2.545684] RSP: 0018:ff6ce33b404d7720 EFLAGS: 00010286
[    2.545709] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.545751] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189ae00
[    2.545791] RBP: 0000000000000000 R08: ff21a8fb04a43790 R09: ff21a8fb01180030
[    2.545825] R10: ff21a8fb0314a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.545869] R13: 0000000000000010 R14: ff21a8fb0314a000 R15: ff21a8fb0189ae00
[    2.545914] FS:  00007fc0b3415840(0000) GS:ff21a8fb87a48000(0000) knlGS:0000000000000000
[    2.545953] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.545986] CR2: 000000000cdb4988 CR3: 00000000033d3003 CR4: 0000000000771ef0
[    2.546026] PKRU: 55555554
[    2.546040] Call Trace:
[    2.546054]  <TASK>
[    2.546069]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.546091]  __dev_notify_flags (net/core/dev.c:9787)
[    2.546117]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.546142]  netif_change_flags (net/core/dev.c:9820)
[    2.546164]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.546186]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.546217]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.546239]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.546266]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.546296]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.546318]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.546339]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.546366]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.546387]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.546414]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.546435]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.546458]  ___sys_sendmsg (net/socket.c:2752)
[    2.546484]  __sys_sendmsg (net/socket.c:2784)
[    2.546513]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.546534]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.546561] RIP: 0033:0x7fc0b364f08e
[    2.546581] 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
[    2.546670] RSP: 002b:00007ffe52823ef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.546707] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc0b364f08e
[    2.546744] RDX: 0000000000000000 RSI: 00007ffe52823fa0 RDI: 0000000000000005
[    2.546778] RBP: 00007ffe52823f00 R08: 0000000000000000 R09: 0000000000000000
[    2.546817] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.546858] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe52824670
| [    2.547010] ------------[ cut here ]------------
| [    2.547044] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 0/36
| [    2.547104] Modules linked in:
| [    2.547181] Tainted: [W]=WARN
[    2.547203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.547239] Workqueue: events_unbound linkwatch_event
[    2.547268] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.547296] 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
[    2.547388] RSP: 0018:ff6ce33b4014bd50 EFLAGS: 00010286
[    2.547426] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.547477] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb032ede00
[    2.547527] RBP: 0000000000000000 R08: ff21a8fb04a43790 R09: ff21a8fb06546030
[    2.547562] R10: ff21a8fb0314a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.547600] R13: 0000000000000010 R14: ff21a8fb0314a000 R15: ff21a8fb032ede00
[    2.547645] FS:  0000000000000000(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.547685] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.547717] CR2: 00007f6a398a1574 CR3: 000000001b647005 CR4: 0000000000771ef0
[    2.547759] PKRU: 55555554
[    2.547773] Call Trace:
[    2.547787]  <TASK>
[    2.547800]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.547822]  netif_state_change (net/core/dev.c:1605)
[    2.547845]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.547865]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.547891]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.547913]  process_one_work (kernel/workqueue.c:3314)
[    2.547935]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.547957]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.547978]  kthread (kernel/kthread.c:436)
[    2.547999]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.548020]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.548042]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.548063]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.548140] ------------[ cut here ]------------
| [    2.548167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 0/36
| [    2.548229] Modules linked in:
| [    2.548305] Tainted: [W]=WARN
[    2.548326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.548370] Workqueue: events_unbound linkwatch_event
[    2.548399] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.548444] 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
[    2.548558] RSP: 0018:ff6ce33b4014bd50 EFLAGS: 00010286
[    2.548590] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.548626] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb032ede00
[    2.548665] RBP: 0000000000000000 R08: ff21a8fb04a4bd90 R09: ff21a8fb06546030
[    2.548705] R10: ff21a8fb0314b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.548743] R13: 0000000000000010 R14: ff21a8fb0314b000 R15: ff21a8fb032ede00
[    2.548787] FS:  0000000000000000(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.548833] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.548865] CR2: 00007f6a398a1574 CR3: 000000001b647005 CR4: 0000000000771ef0
[    2.548911] PKRU: 55555554
[    2.548925] Call Trace:
[    2.548940]  <TASK>
[    2.548955]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.548975]  netif_state_change (net/core/dev.c:1605)
[    2.548996]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.549016]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.549042]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.549068]  process_one_work (kernel/workqueue.c:3314)
[    2.549093]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.549113]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.549133]  kthread (kernel/kthread.c:436)
[    2.549154]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.549175]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.549199]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.549220]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.565645] ------------[ cut here ]------------
| [    2.565721] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/228
| [    2.565804] Modules linked in:
| [    2.565963] Tainted: [W]=WARN
[    2.566021] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.566091] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.566159] 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
[    2.566285] RSP: 0018:ff6ce33b404efcb8 EFLAGS: 00010286
[    2.566351] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.566435] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.566520] RBP: 0000000000000000 R08: ff21a8fb04a21e50 R09: ff21a8fb0656c02c
[    2.566598] R10: ff21a8fb0656f120 R11: fefefefefefefeff R12: 0000000000000000
[    2.566677] R13: 0000000000000010 R14: ff21a8fb0656f000 R15: ff21a8fb01db8d00
[    2.566758] FS:  00007f62ee54d840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.566836] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.566906] CR2: 00007f62ee74ec20 CR3: 0000000004baf003 CR4: 0000000000771ef0
[    2.566983] PKRU: 55555554
[    2.567033] Call Trace:
[    2.567083]  <TASK>
[    2.567133]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.567194]  register_netdevice (net/core/dev.c:11488)
[    2.567256]  register_netdev (net/core/dev.c:11552)
[    2.567316]  loopback_net_init (drivers/net/loopback.c:218)
[    2.567380]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.567461]  ops_init (net/core/net_namespace.c:137)
[    2.567532]  setup_net (net/core/net_namespace.c:446)
[    2.567593]  copy_net_ns (net/core/net_namespace.c:579)
[    2.567654]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.567722]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.567789]  ksys_unshare (kernel/fork.c:3243)
[    2.567851]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.567909]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.567970]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.568038] RIP: 0033:0x7f62ee80fbcb
[    2.568099] 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
[    2.568218] RSP: 002b:00007fffa0b377a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.568296] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f62ee80fbcb
[    2.568370] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.568453] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.568541] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffa0b399d0
[    2.568622] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffa0b3a8a1
| [    2.568938] ------------[ cut here ]------------
| [    2.569002] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/228
| [    2.569086] Modules linked in:
| [    2.569241] Tainted: [W]=WARN
[    2.569299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.569372] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.569444] 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
[    2.569579] RSP: 0018:ff6ce33b404efc10 EFLAGS: 00010286
[    2.569647] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.569724] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.569802] RBP: 0000000000000000 R08: ff21a8fb03302a10 R09: ff21a8fb0657c830
[    2.569879] R10: ff21a8fb0656c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.569956] R13: 0000000000000010 R14: ff21a8fb0656c000 R15: ff21a8fb01db8d00
[    2.570038] FS:  00007f62ee54d840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.570114] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.570184] CR2: 00007f62ee74ec20 CR3: 0000000004baf003 CR4: 0000000000771ef0
[    2.570266] PKRU: 55555554
[    2.570317] Call Trace:
[    2.570368]  <TASK>
[    2.570426]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.570488]  register_netdevice (net/core/dev.c:11488)
[    2.570554]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.570617]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.570679]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.570741]  ops_init (net/core/net_namespace.c:137)
[    2.570803]  setup_net (net/core/net_namespace.c:446)
[    2.570864]  copy_net_ns (net/core/net_namespace.c:579)
[    2.570932]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.571004]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.571070]  ksys_unshare (kernel/fork.c:3243)
[    2.571132]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.571194]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.571255]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.571321] RIP: 0033:0x7f62ee80fbcb
[    2.571382] 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
[    2.571516] RSP: 002b:00007fffa0b377a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.571595] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f62ee80fbcb
[    2.571672] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.571748] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.571820] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffa0b399d0
[    2.571896] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffa0b3a8a1
| [    2.572146] ------------[ cut here ]------------
| [    2.572212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/228
| [    2.572296] Modules linked in:
| [    2.572454] Tainted: [W]=WARN
[    2.572520] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.572591] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.572659] 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
[    2.572780] RSP: 0018:ff6ce33b404efbf0 EFLAGS: 00010286
[    2.572848] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.572924] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb032f1d00
[    2.572999] RBP: 0000000000000000 R08: ff21a8fb032faf10 R09: ff21a8fb0657a830
[    2.573087] R10: ff21a8fb06573120 R11: fefefefefefefeff R12: 0000000000000000
[    2.573167] R13: 0000000000000010 R14: ff21a8fb06573000 R15: ff21a8fb032f1d00
[    2.573247] FS:  00007f62ee54d840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.573328] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.573399] CR2: 00007f62ee74ec20 CR3: 0000000004baf003 CR4: 0000000000771ef0
[    2.573487] PKRU: 55555554
[    2.573542] Call Trace:
[    2.573592]  <TASK>
[    2.573642]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.573704]  register_netdevice (net/core/dev.c:11488)
[    2.573766]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.573827]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.573889]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.573950]  ops_init (net/core/net_namespace.c:137)
[    2.574013]  setup_net (net/core/net_namespace.c:446)
[    2.574071]  copy_net_ns (net/core/net_namespace.c:579)
[    2.574133]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.574205]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.574272]  ksys_unshare (kernel/fork.c:3243)
[    2.574336]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.574396]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.574474]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.574547] RIP: 0033:0x7f62ee80fbcb
[    2.574607] 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
[    2.574728] RSP: 002b:00007fffa0b377a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.574805] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f62ee80fbcb
[    2.574883] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.574961] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.575033] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffa0b399d0
[    2.575110] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffa0b3a8a1
| [    2.575370] ------------[ cut here ]------------
| [    2.575443] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/228
| [    2.575538] Modules linked in:
| [    2.575689] Tainted: [W]=WARN
[    2.575748] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.575819] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.575886] 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
[    2.576010] RSP: 0018:ff6ce33b404efca8 EFLAGS: 00010286
[    2.576076] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.576153] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a700
[    2.576234] RBP: 0000000000000000 R08: ff21a8fb03321f50 R09: ff21a8fb06577034
[    2.576313] R10: ff21a8fb06572120 R11: fefefefefefefeff R12: 0000000000000000
[    2.576389] R13: 0000000000000010 R14: ff21a8fb06572000 R15: ff21a8fb0189a700
[    2.576477] FS:  00007f62ee54d840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.576561] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.576632] CR2: 00007f62ee74ec20 CR3: 0000000004baf003 CR4: 0000000000771ef0
[    2.576710] PKRU: 55555554
[    2.576758] Call Trace:
[    2.576809]  <TASK>
[    2.576859]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.576921]  register_netdevice (net/core/dev.c:11488)
[    2.576982]  register_netdev (net/core/dev.c:11552)
[    2.577043]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.577105]  ops_init (net/core/net_namespace.c:137)
[    2.577166]  setup_net (net/core/net_namespace.c:446)
[    2.577228]  copy_net_ns (net/core/net_namespace.c:579)
[    2.577289]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.577354]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.577428]  ksys_unshare (kernel/fork.c:3243)
[    2.577489]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.577553]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.577614]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.577680] RIP: 0033:0x7f62ee80fbcb
[    2.577740] 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
[    2.577862] RSP: 002b:00007fffa0b377a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.577938] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f62ee80fbcb
[    2.578013] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.578089] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.578164] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffa0b399d0
[    2.578240] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffa0b3a8a1
| [    2.578549] ------------[ cut here ]------------
| [    2.578617] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/228
| [    2.578702] Modules linked in:
| [    2.578850] Tainted: [W]=WARN
[    2.578908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.578979] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.579044] 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
[    2.579166] RSP: 0018:ff6ce33b404efca0 EFLAGS: 00010286
[    2.579233] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.579311] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189be00
[    2.579386] RBP: 0000000000000000 R08: ff21a8fb04a4b550 R09: ff21a8fb06574030
[    2.579474] R10: ff21a8fb06577120 R11: fefefefefefefeff R12: 0000000000000000
[    2.579556] R13: 0000000000000010 R14: ff21a8fb06577000 R15: ff21a8fb0189be00
[    2.579636] FS:  00007f62ee54d840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.579710] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.579781] CR2: 00007f62ee74ec20 CR3: 0000000004baf003 CR4: 0000000000771ef0
[    2.579860] PKRU: 55555554
[    2.579910] Call Trace:
[    2.579960]  <TASK>
[    2.580010]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.580069]  register_netdevice (net/core/dev.c:11488)
[    2.580129]  register_netdev (net/core/dev.c:11552)
[    2.580190]  sit_init_net (net/ipv6/sit.c:1860)
[    2.580252]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.580314]  ops_init (net/core/net_namespace.c:137)
[    2.580375]  setup_net (net/core/net_namespace.c:446)
[    2.580443]  copy_net_ns (net/core/net_namespace.c:579)
[    2.580510]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.580583]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.580650]  ksys_unshare (kernel/fork.c:3243)
[    2.580711]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.580771]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.580833]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.580898] RIP: 0033:0x7f62ee80fbcb
[    2.580959] 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
[    2.581081] RSP: 002b:00007fffa0b377a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.581159] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f62ee80fbcb
[    2.581235] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.581313] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.581388] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffa0b399d0
[    2.581470] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffa0b3a8a1
| [    2.581759] ------------[ cut here ]------------
| [    2.581831] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/228
| [    2.581921] Modules linked in:
| [    2.582069] Tainted: [W]=WARN
[    2.582127] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.582197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.582263] 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
[    2.582386] RSP: 0018:ff6ce33b404efca8 EFLAGS: 00010286
[    2.582457] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.582545] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01d9d400
[    2.582623] RBP: 0000000000000000 R08: ff21a8fb04a2bfd0 R09: ff21a8fb06589030
[    2.582700] R10: ff21a8fb06574120 R11: fefefefefefefeff R12: 0000000000000000
[    2.582778] R13: 0000000000000010 R14: ff21a8fb06574000 R15: ff21a8fb01d9d400
[    2.582859] FS:  00007f62ee54d840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.582937] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.583008] CR2: 00007f62ee74ec20 CR3: 0000000004baf003 CR4: 0000000000771ef0
[    2.583086] PKRU: 55555554
[    2.583135] Call Trace:
[    2.583186]  <TASK>
[    2.583237]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.583298]  register_netdevice (net/core/dev.c:11488)
[    2.583359]  register_netdev (net/core/dev.c:11552)
[    2.583427]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.583491]  ops_init (net/core/net_namespace.c:137)
[    2.583551]  setup_net (net/core/net_namespace.c:446)
[    2.583610]  copy_net_ns (net/core/net_namespace.c:579)
[    2.583671]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.583738]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.583803]  ksys_unshare (kernel/fork.c:3243)
[    2.583864]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.583925]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.583986]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.584052] RIP: 0033:0x7f62ee80fbcb
[    2.584113] 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
[    2.584237] RSP: 002b:00007fffa0b377a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.584315] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f62ee80fbcb
[    2.584388] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.584471] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.584552] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffa0b399d0
[    2.584629] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffa0b3a8a1
| [    2.588160] ------------[ cut here ]------------
| [    2.588196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/229
| [    2.588246] Modules linked in:
| [    2.588325] Tainted: [W]=WARN
[    2.588346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.588381] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.588426] 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
[    2.588523] RSP: 0018:ff6ce33b404f7720 EFLAGS: 00010286
[    2.588550] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.588597] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb032ede00
[    2.588635] RBP: 0000000000000000 R08: ff21a8fb04a21e50 R09: ff21a8fb0654602c
[    2.588673] R10: ff21a8fb0656f120 R11: fefefefefefefeff R12: 0000000000000000
[    2.588710] R13: 0000000000000010 R14: ff21a8fb0656f000 R15: ff21a8fb032ede00
[    2.588755] FS:  00007fb140352840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.588794] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.588828] CR2: 00007fb1406221a0 CR3: 0000000004bb3004 CR4: 0000000000771ef0
[    2.588867] PKRU: 55555554
[    2.588882] Call Trace:
[    2.588895]  <TASK>
[    2.588910]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.588930]  __dev_notify_flags (net/core/dev.c:9787)
[    2.588954]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.588975]  netif_change_flags (net/core/dev.c:9820)
[    2.588997]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.589019]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.589046]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.589069]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.589090]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.589118]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.589140]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.589162]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.589189]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.589212]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.589233]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.589254]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.589279]  ___sys_sendmsg (net/socket.c:2752)
[    2.589304]  __sys_sendmsg (net/socket.c:2784)
[    2.589326]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.589348]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.589376] RIP: 0033:0x7fb14058c08e
[    2.589396] 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
[    2.589490] RSP: 002b:00007ffde28abb40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.589532] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb14058c08e
[    2.589571] RDX: 0000000000000000 RSI: 00007ffde28abbf0 RDI: 0000000000000005
[    2.589610] RBP: 00007ffde28abb50 R08: 0000000000000000 R09: 0000000000000000
[    2.589648] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.589685] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde28ac2c0
| [    2.603263] ------------[ cut here ]------------
| [    2.603305] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/233
| [    2.603363] Modules linked in:
| [    2.603454] Tainted: [W]=WARN
[    2.603477] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.603520] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.603551] 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
[    2.603646] RSP: 0018:ff6ce33b40517cb8 EFLAGS: 00010286
[    2.603676] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.603720] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189ae00
[    2.603765] RBP: 0000000000000000 R08: ff21a8fb032b0b50 R09: ff21a8fb04af202c
[    2.603806] R10: ff21a8fb0658d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.603852] R13: 0000000000000010 R14: ff21a8fb0658d000 R15: ff21a8fb0189ae00
[    2.603898] FS:  00007f21786e8840(0000) GS:ff21a8fb87a48000(0000) knlGS:0000000000000000
[    2.603946] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.603984] CR2: 00007f21788f27d0 CR3: 00000000033e2003 CR4: 0000000000771ef0
[    2.604026] PKRU: 55555554
[    2.604045] Call Trace:
[    2.604060]  <TASK>
[    2.604081]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.604106]  register_netdevice (net/core/dev.c:11488)
[    2.604128]  register_netdev (net/core/dev.c:11552)
[    2.604150]  loopback_net_init (drivers/net/loopback.c:218)
[    2.604175]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.604208]  ops_init (net/core/net_namespace.c:137)
[    2.604232]  setup_net (net/core/net_namespace.c:446)
[    2.604255]  copy_net_ns (net/core/net_namespace.c:579)
[    2.604277]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.604307]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.604337]  ksys_unshare (kernel/fork.c:3243)
[    2.604360]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.604387]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.604412]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.604442] RIP: 0033:0x7f21789aabcb
[    2.604463] 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
[    2.604578] RSP: 002b:00007ffdb78e81f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.604619] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f21789aabcb
[    2.604661] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.604709] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.604756] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb78ea420
[    2.604804] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb78ea8a1
| [    2.604933] ------------[ cut here ]------------
| [    2.604962] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/233
| [    2.605014] Modules linked in:
| [    2.605093] Tainted: [W]=WARN
[    2.605116] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.605151] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.605181] 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
[    2.605277] RSP: 0018:ff6ce33b40517c10 EFLAGS: 00010286
[    2.605307] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.605350] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb032f1f00
[    2.605393] RBP: 0000000000000000 R08: ff21a8fb018d8c90 R09: ff21a8fb04ae8830
[    2.605437] R10: ff21a8fb04af2120 R11: fefefefefefefeff R12: 0000000000000000
[    2.605479] R13: 0000000000000010 R14: ff21a8fb04af2000 R15: ff21a8fb032f1f00
[    2.605528] FS:  00007f21786e8840(0000) GS:ff21a8fb87a48000(0000) knlGS:0000000000000000
[    2.605571] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.605615] CR2: 00007f21788f27d0 CR3: 00000000033e2003 CR4: 0000000000771ef0
[    2.605654] PKRU: 55555554
[    2.605671] Call Trace:
[    2.605685]  <TASK>
[    2.605708]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.605731]  register_netdevice (net/core/dev.c:11488)
[    2.605753]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.605777]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.605799]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.605821]  ops_init (net/core/net_namespace.c:137)
[    2.605843]  setup_net (net/core/net_namespace.c:446)
[    2.605866]  copy_net_ns (net/core/net_namespace.c:579)
[    2.605890]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.605924]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.605953]  ksys_unshare (kernel/fork.c:3243)
[    2.605976]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.605997]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.606021]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.606048] RIP: 0033:0x7f21789aabcb
[    2.606070] 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
[    2.606163] RSP: 002b:00007ffdb78e81f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.606204] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f21789aabcb
[    2.606246] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.606289] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.606326] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb78ea420
[    2.606365] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb78ea8a1
| [    2.606516] ------------[ cut here ]------------
| [    2.606548] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/233
| [    2.606599] Modules linked in:
| [    2.606669] Tainted: [W]=WARN
[    2.606691] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.606730] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.606756] 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
[    2.606841] RSP: 0018:ff6ce33b40517bf0 EFLAGS: 00010286
[    2.606873] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.606918] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01c11d00
[    2.606958] RBP: 0000000000000000 R08: ff21a8fb03302b50 R09: ff21a8fb04afa830
[    2.607003] R10: ff21a8fb04af1120 R11: fefefefefefefeff R12: 0000000000000000
[    2.607044] R13: 0000000000000010 R14: ff21a8fb04af1000 R15: ff21a8fb01c11d00
[    2.607087] FS:  00007f21786e8840(0000) GS:ff21a8fb87a48000(0000) knlGS:0000000000000000
[    2.607132] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.607164] CR2: 00007f21788f27d0 CR3: 00000000033e2003 CR4: 0000000000771ef0
[    2.607209] PKRU: 55555554
[    2.607224] Call Trace:
[    2.607238]  <TASK>
[    2.607255]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.607277]  register_netdevice (net/core/dev.c:11488)
[    2.607298]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.607320]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.607343]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.607370]  ops_init (net/core/net_namespace.c:137)
[    2.607392]  setup_net (net/core/net_namespace.c:446)
[    2.607421]  copy_net_ns (net/core/net_namespace.c:579)
[    2.607444]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.607470]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.607503]  ksys_unshare (kernel/fork.c:3243)
[    2.607527]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.607551]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.607574]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.607601] RIP: 0033:0x7f21789aabcb
[    2.607627] 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
[    2.607717] RSP: 002b:00007ffdb78e81f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.607756] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f21789aabcb
[    2.607800] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.607841] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.607887] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb78ea420
[    2.607931] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb78ea8a1
| [    2.608053] ------------[ cut here ]------------
| [    2.608082] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/233
| [    2.608131] Modules linked in:
| [    2.608210] Tainted: [W]=WARN
[    2.608231] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.608263] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.608298] 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
[    2.608407] RSP: 0018:ff6ce33b40517ca8 EFLAGS: 00010286
[    2.608438] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.608490] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01c11800
[    2.608542] RBP: 0000000000000000 R08: ff21a8fb018dd490 R09: ff21a8fb04af5034
[    2.608593] R10: ff21a8fb04af0120 R11: fefefefefefefeff R12: 0000000000000000
[    2.608639] R13: 0000000000000010 R14: ff21a8fb04af0000 R15: ff21a8fb01c11800
[    2.608681] FS:  00007f21786e8840(0000) GS:ff21a8fb87a48000(0000) knlGS:0000000000000000
[    2.608721] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.608755] CR2: 00007f21788f27d0 CR3: 00000000033e2003 CR4: 0000000000771ef0
[    2.608795] PKRU: 55555554
[    2.608809] Call Trace:
[    2.608823]  <TASK>
[    2.608838]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.608862]  register_netdevice (net/core/dev.c:11488)
[    2.608883]  register_netdev (net/core/dev.c:11552)
[    2.608904]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.608927]  ops_init (net/core/net_namespace.c:137)
[    2.608948]  setup_net (net/core/net_namespace.c:446)
[    2.608969]  copy_net_ns (net/core/net_namespace.c:579)
[    2.608991]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.609024]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.609052]  ksys_unshare (kernel/fork.c:3243)
[    2.609075]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.609097]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.609123]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.609154] RIP: 0033:0x7f21789aabcb
[    2.609175] 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
[    2.609269] RSP: 002b:00007ffdb78e81f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.609312] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f21789aabcb
[    2.609355] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.609393] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.609445] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb78ea420
[    2.609493] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb78ea8a1
| [    2.609675] ------------[ cut here ]------------
| [    2.609703] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/233
| [    2.609754] Modules linked in:
| [    2.609839] Tainted: [W]=WARN
[    2.609863] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.609897] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.609929] 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
[    2.610027] RSP: 0018:ff6ce33b40517ca0 EFLAGS: 00010286
[    2.610054] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.610094] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189b000
[    2.610135] RBP: 0000000000000000 R08: ff21a8fb03129590 R09: ff21a8fb065d2030
[    2.610174] R10: ff21a8fb04af5120 R11: fefefefefefefeff R12: 0000000000000000
[    2.610214] R13: 0000000000000010 R14: ff21a8fb04af5000 R15: ff21a8fb0189b000
[    2.610255] FS:  00007f21786e8840(0000) GS:ff21a8fb87a48000(0000) knlGS:0000000000000000
[    2.610296] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.610332] CR2: 00007f21788f27d0 CR3: 00000000033e2003 CR4: 0000000000771ef0
[    2.610374] PKRU: 55555554
[    2.610388] Call Trace:
[    2.610407]  <TASK>
[    2.610423]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.610448]  register_netdevice (net/core/dev.c:11488)
[    2.610470]  register_netdev (net/core/dev.c:11552)
[    2.610491]  sit_init_net (net/ipv6/sit.c:1860)
[    2.610516]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.610539]  ops_init (net/core/net_namespace.c:137)
[    2.610562]  setup_net (net/core/net_namespace.c:446)
[    2.610585]  copy_net_ns (net/core/net_namespace.c:579)
[    2.610609]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.610638]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.610665]  ksys_unshare (kernel/fork.c:3243)
[    2.610688]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.610711]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.610733]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.610764] RIP: 0033:0x7f21789aabcb
[    2.610790] 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
[    2.610891] RSP: 002b:00007ffdb78e81f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.610936] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f21789aabcb
[    2.610977] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.611018] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.611064] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb78ea420
[    2.611108] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb78ea8a1
| [    2.611268] ------------[ cut here ]------------
| [    2.611301] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/233
| [    2.611359] Modules linked in:
| [    2.611458] Tainted: [W]=WARN
[    2.611483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.611537] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.611577] 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
[    2.611664] RSP: 0018:ff6ce33b40517ca8 EFLAGS: 00010286
[    2.611693] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.611735] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01c11700
[    2.611782] RBP: 0000000000000000 R08: ff21a8fb03129610 R09: ff21a8fb065d7030
[    2.611827] R10: ff21a8fb065d2120 R11: fefefefefefefeff R12: 0000000000000000
[    2.611871] R13: 0000000000000010 R14: ff21a8fb065d2000 R15: ff21a8fb01c11700
[    2.611916] FS:  00007f21786e8840(0000) GS:ff21a8fb87a48000(0000) knlGS:0000000000000000
[    2.611961] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.611997] CR2: 00007f21788f27d0 CR3: 00000000033e2003 CR4: 0000000000771ef0
[    2.612040] PKRU: 55555554
[    2.612054] Call Trace:
[    2.612070]  <TASK>
[    2.612085]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.612110]  register_netdevice (net/core/dev.c:11488)
[    2.612131]  register_netdev (net/core/dev.c:11552)
[    2.612152]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.612172]  ops_init (net/core/net_namespace.c:137)
[    2.612194]  setup_net (net/core/net_namespace.c:446)
[    2.612216]  copy_net_ns (net/core/net_namespace.c:579)
[    2.612240]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.612268]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.612295]  ksys_unshare (kernel/fork.c:3243)
[    2.612318]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.612339]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.612362]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.612391] RIP: 0033:0x7f21789aabcb
[    2.612419] 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
[    2.612513] RSP: 002b:00007ffdb78e81f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.612557] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f21789aabcb
[    2.612596] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.612639] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.612678] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb78ea420
[    2.612722] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb78ea8a1
| [    2.616053] ------------[ cut here ]------------
| [    2.616120] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/234
| [    2.616206] Modules linked in:
| [    2.616364] Tainted: [W]=WARN
[    2.616433] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.616513] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.616586] 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
[    2.616716] RSP: 0018:ff6ce33b40517720 EFLAGS: 00010286
[    2.616785] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.616863] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a300
[    2.616938] RBP: 0000000000000000 R08: ff21a8fb032b0b50 R09: ff21a8fb0658902c
[    2.617015] R10: ff21a8fb0658d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.617096] R13: 0000000000000010 R14: ff21a8fb0658d000 R15: ff21a8fb0189a300
[    2.617178] FS:  00007f21e549f840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.617260] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.617334] CR2: 000000001c646988 CR3: 000000000659b002 CR4: 0000000000771ef0
[    2.617422] PKRU: 55555554
[    2.617474] Call Trace:
[    2.617531]  <TASK>
[    2.617583]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.617642]  __dev_notify_flags (net/core/dev.c:9787)
[    2.617704]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.617767]  netif_change_flags (net/core/dev.c:9820)
[    2.617829]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.617892]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.617961]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.618023]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.618086]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.618160]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.618224]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.618288]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.618360]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.618429]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.618493]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.618560]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.618623]  ___sys_sendmsg (net/socket.c:2752)
[    2.618686]  __sys_sendmsg (net/socket.c:2784)
[    2.618748]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.618812]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.618878] RIP: 0033:0x7f21e56d908e
[    2.618937] 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
[    2.619068] RSP: 002b:00007ffed7de4e00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.619146] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f21e56d908e
[    2.619228] RDX: 0000000000000000 RSI: 00007ffed7de4eb0 RDI: 0000000000000005
[    2.619305] RBP: 00007ffed7de4e10 R08: 0000000000000000 R09: 0000000000000000
[    2.619382] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.619464] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed7de5580
| [    2.639160] ------------[ cut here ]------------
| [    2.639205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/239
| [    2.639264] Modules linked in:
| [    2.639351] Tainted: [W]=WARN
[    2.639370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.639414] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.639443] 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
[    2.639547] RSP: 0018:ff6ce33b405375f0 EFLAGS: 00010286
[    2.639577] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.639621] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189b100
[    2.639667] RBP: 0000000000000000 R08: ff21a8fb018d8ad0 R09: ff21a8fb06551034
[    2.639715] R10: ff21a8fb06545120 R11: fefefefefefefeff R12: 0000000000000000
[    2.639761] R13: 0000000000000010 R14: ff21a8fb06545000 R15: ff21a8fb0189b100
[    2.639806] FS:  00007fa2aa782840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.639848] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.639880] CR2: 000000000042ebe0 CR3: 00000000065af003 CR4: 0000000000771ef0
[    2.639942] PKRU: 55555554
[    2.639958] Call Trace:
[    2.639971]  <TASK>
[    2.639986]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.640012]  __dev_notify_flags (net/core/dev.c:9787)
[    2.640036]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.640060]  veth_newlink (drivers/net/veth.c:1871)
[    2.640084]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.640109]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.640141]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.640164]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.640195]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.640231]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.640257]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.640281]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.640305]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.640330]  ___sys_sendmsg (net/socket.c:2752)
[    2.640356]  __sys_sendmsg (net/socket.c:2784)
[    2.640380]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.640406]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.640440] RIP: 0033:0x7fa2aa9bc08e
[    2.640463] 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
[    2.640562] RSP: 002b:00007fff43b696b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.640609] RAX: ffffffffffffffda RBX: 00007fff43b69e58 RCX: 00007fa2aa9bc08e
[    2.640651] RDX: 0000000000000000 RSI: 00007fff43b69760 RDI: 0000000000000005
[    2.640700] RBP: 00007fff43b696c0 R08: 0000000000000000 R09: 0000000000000000
[    2.640742] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.640785] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff43b69e30
| [    2.640984] ------------[ cut here ]------------
| [    2.641015] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/239
| [    2.641065] Modules linked in:
| [    2.641144] Tainted: [W]=WARN
[    2.641168] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.641209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.641236] 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
[    2.641345] RSP: 0018:ff6ce33b40537870 EFLAGS: 00010286
[    2.641376] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.641419] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189b100
[    2.641461] RBP: 0000000000000000 R08: ff21a8fb033213d0 R09: ff21a8fb06556030
[    2.641507] R10: ff21a8fb06546120 R11: fefefefefefefeff R12: 0000000000000000
[    2.641550] R13: 0000000000000010 R14: ff21a8fb06546000 R15: ff21a8fb0189b100
[    2.641596] FS:  00007fa2aa782840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.641641] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.641679] CR2: 000000000042ebe0 CR3: 00000000065af003 CR4: 0000000000771ef0
[    2.641721] PKRU: 55555554
[    2.641738] Call Trace:
[    2.641752]  <TASK>
[    2.641767]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.641789]  __dev_notify_flags (net/core/dev.c:9787)
[    2.641812]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.641833]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.641857]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.641889]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.641913]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.641942]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.641970]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.641993]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.642016]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.642039]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.642061]  ___sys_sendmsg (net/socket.c:2752)
[    2.642085]  __sys_sendmsg (net/socket.c:2784)
[    2.642106]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.642129]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.642158] RIP: 0033:0x7fa2aa9bc08e
[    2.642177] 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
[    2.642266] RSP: 002b:00007fff43b696b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.642308] RAX: ffffffffffffffda RBX: 00007fff43b69e58 RCX: 00007fa2aa9bc08e
[    2.642351] RDX: 0000000000000000 RSI: 00007fff43b69760 RDI: 0000000000000005
[    2.642394] RBP: 00007fff43b696c0 R08: 0000000000000000 R09: 0000000000000000
[    2.642439] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.642479] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff43b69e30
| [    2.656421] ------------[ cut here ]------------
| [    2.656510] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/240
| [    2.656605] Modules linked in:
| [    2.656765] Tainted: [W]=WARN
[    2.656825] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.656895] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.656966] 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
[    2.657094] RSP: 0018:ff6ce33b4053f6d8 EFLAGS: 00010286
[    2.657163] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.657240] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.657320] RBP: 0000000000000000 R08: ff21a8fb018d8ad0 R09: ff21a8fb0655e034
[    2.657398] R10: ff21a8fb06545120 R11: fefefefefefefeff R12: ff6ce33b4053f78c
[    2.657482] R13: 0000000000000011 R14: ff21a8fb06545000 R15: ff21a8fb01db8d00
[    2.657571] FS:  00007f50be249840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.657654] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.657727] CR2: 000000001cabf988 CR3: 0000000004a8c006 CR4: 0000000000771ef0
[    2.657811] PKRU: 55555554
[    2.657861] Call Trace:
[    2.657910]  <TASK>
[    2.657961]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.658023]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.658093]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.658150]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.658213]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.658286]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.658347]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.658417]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.658486]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.658552]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.658616]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.658685]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.658747]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.658809]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.658874]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.658940]  ___sys_sendmsg (net/socket.c:2752)
[    2.659008]  __sys_sendmsg (net/socket.c:2784)
[    2.659074]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.659140]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.659208] RIP: 0033:0x7f50be48308e
[    2.659270] 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
[    2.659398] RSP: 002b:00007ffd33111b80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.659487] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f50be48308e
[    2.659568] RDX: 0000000000000000 RSI: 00007ffd33111c30 RDI: 0000000000000005
[    2.659646] RBP: 00007ffd33111b90 R08: 0000000000000000 R09: 0000000000000000
[    2.659729] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.659821] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd33112300
| [    2.660096] ------------[ cut here ]------------
| [    2.660161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/240
| [    2.660256] Modules linked in:
| [    2.660426] Tainted: [W]=WARN
[    2.660486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.660595] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.660663] 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
[    2.660808] RSP: 0018:ff6ce33b4053f6c8 EFLAGS: 00010286
[    2.660875] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.660956] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.661037] RBP: 0000000000000000 R08: ff21a8fb018d8ad0 R09: ff21a8fb06589034
[    2.661118] R10: ff21a8fb06545120 R11: fefefefefefefeff R12: 0000000000000000
[    2.661199] R13: 0000000000000010 R14: ff21a8fb06545000 R15: ff21a8fb01db8d00
[    2.661285] FS:  00007f50be249840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.661369] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.661451] CR2: 000000001cabf988 CR3: 0000000004a8c006 CR4: 0000000000771ef0
[    2.661538] PKRU: 55555554
[    2.661590] Call Trace:
[    2.661642]  <TASK>
[    2.661695]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.661754]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.661822]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.661883]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.661946]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.662015]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.662077]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.662139]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.662252]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.662317]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.662382]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.662461]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.662531]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.662593]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.662655]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.662715]  ___sys_sendmsg (net/socket.c:2752)
[    2.662774]  __sys_sendmsg (net/socket.c:2784)
[    2.662831]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.662890]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.662956] RIP: 0033:0x7f50be48308e
[    2.663012] 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
[    2.663149] RSP: 002b:00007ffd33111b80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.663229] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f50be48308e
[    2.663308] RDX: 0000000000000000 RSI: 00007ffd33111c30 RDI: 0000000000000005
[    2.663386] RBP: 00007ffd33111b90 R08: 0000000000000000 R09: 0000000000000000
[    2.663472] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.663561] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd33112300
| [    2.672991] ------------[ cut here ]------------
| [    2.673022] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/243
| [    2.673082] Modules linked in:
| [    2.673160] Tainted: [W]=WARN
[    2.673185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.673222] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.673258] 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
[    2.673360] RSP: 0018:ff6ce33b40557720 EFLAGS: 00010286
[    2.673389] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.673434] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189b100
[    2.673474] RBP: 0000000000000000 R08: ff21a8fb033213d0 R09: ff21a8fb06556030
[    2.673523] R10: ff21a8fb06546120 R11: fefefefefefefeff R12: 0000000000000000
[    2.673561] R13: 0000000000000010 R14: ff21a8fb06546000 R15: ff21a8fb0189b100
[    2.673604] FS:  00007f02a5ab7840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.673650] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.673686] CR2: 0000000030b2b988 CR3: 00000000065ad002 CR4: 0000000000771ef0
[    2.673731] PKRU: 55555554
[    2.673751] Call Trace:
[    2.673767]  <TASK>
[    2.673781]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.673800]  __dev_notify_flags (net/core/dev.c:9787)
[    2.673824]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.673846]  netif_change_flags (net/core/dev.c:9820)
[    2.673866]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.673889]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.673920]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.673945]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.673970]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.674000]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.674025]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.674047]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.674071]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.674092]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.674116]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.674140]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.674162]  ___sys_sendmsg (net/socket.c:2752)
[    2.674187]  __sys_sendmsg (net/socket.c:2784)
[    2.674213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.674235]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.674267] RIP: 0033:0x7f02a5cf108e
[    2.674291] 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
[    2.674383] RSP: 002b:00007fffeccb4220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.674430] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f02a5cf108e
[    2.674467] RDX: 0000000000000000 RSI: 00007fffeccb42d0 RDI: 0000000000000005
[    2.674513] RBP: 00007fffeccb4230 R08: 0000000000000000 R09: 0000000000000000
[    2.674558] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.674603] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffeccb49a0
| [    2.681376] ------------[ cut here ]------------
| [    2.681415] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/245
| [    2.681467] Modules linked in:
| [    2.681560] Tainted: [W]=WARN
[    2.681581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.681612] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.681641] 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
[    2.681749] RSP: 0018:ff6ce33b40567870 EFLAGS: 00010286
[    2.681778] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.681821] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb032ede00
[    2.681861] RBP: 0000000000000000 R08: ff21a8fb04a2bd10 R09: ff21a8fb06703030
[    2.681903] R10: ff21a8fb06556120 R11: fefefefefefefeff R12: 0000000000000000
[    2.681948] R13: 0000000000000010 R14: ff21a8fb06556000 R15: ff21a8fb032ede00
[    2.681990] FS:  00007fe049703840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.682038] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.682073] CR2: 00000000004a2860 CR3: 00000000065cb004 CR4: 0000000000771ef0
[    2.682116] PKRU: 55555554
[    2.682129] Call Trace:
[    2.682141]  <TASK>
[    2.682157]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.682181]  __dev_notify_flags (net/core/dev.c:9787)
[    2.682205]  ? vrf_newlink (drivers/net/vrf.c:1525 drivers/net/vrf.c:1682)
[    2.682228]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.682250]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.682274]  ? kvfree_call_rcu (mm/slab_common.c:1608 mm/slab_common.c:1957)
[    2.682298]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.682328]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.682349]  ? ovl_dentry_init_flags (./include/linux/spinlock.h:342 fs/overlayfs/util.c:196)
[    2.682377]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.682412]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.682435]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.682457]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.682476]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.682495]  ___sys_sendmsg (net/socket.c:2752)
[    2.682522]  __sys_sendmsg (net/socket.c:2784)
[    2.682546]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.682568]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.682599] RIP: 0033:0x7fe04993d08e
[    2.682621] 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
[    2.682717] RSP: 002b:00007ffdeb239ef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.682761] RAX: ffffffffffffffda RBX: 00007ffdeb23a698 RCX: 00007fe04993d08e
[    2.682802] RDX: 0000000000000000 RSI: 00007ffdeb239fa0 RDI: 0000000000000005
[    2.682843] RBP: 00007ffdeb239f00 R08: 0000000000000000 R09: 0000000000000000
[    2.682885] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.682927] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdeb23a670
| [    2.686069] ------------[ cut here ]------------
| [    2.686140] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/246
| [    2.686228] Modules linked in:
| [    2.686376] Tainted: [W]=WARN
[    2.686446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.686524] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.686589] 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
[    2.686721] RSP: 0018:ff6ce33b4056f720 EFLAGS: 00010286
[    2.686784] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.686859] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.686939] RBP: 0000000000000000 R08: ff21a8fb04a2bd10 R09: ff21a8fb06589030
[    2.687018] R10: ff21a8fb06556120 R11: fefefefefefefeff R12: 0000000000000000
[    2.687094] R13: 0000000000000010 R14: ff21a8fb06556000 R15: ff21a8fb01db8d00
[    2.687175] FS:  00007f862ca66840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.687254] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.687324] CR2: 0000000038d7b988 CR3: 0000000006647001 CR4: 0000000000771ef0
[    2.687409] PKRU: 55555554
[    2.687457] Call Trace:
[    2.687511]  <TASK>
[    2.687560]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.687617]  __dev_notify_flags (net/core/dev.c:9787)
[    2.687675]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.687732]  netif_change_flags (net/core/dev.c:9820)
[    2.687789]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.687847]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.687912]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.687970]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.688028]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.688093]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.688154]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.688211]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.688275]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.688333]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.688390]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.688451]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.688516]  ___sys_sendmsg (net/socket.c:2752)
[    2.688575]  __sys_sendmsg (net/socket.c:2784)
[    2.688632]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.688689]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.688753] RIP: 0033:0x7f862cca008e
[    2.688809] 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
[    2.688942] RSP: 002b:00007fff38a5ecb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.689020] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f862cca008e
[    2.689096] RDX: 0000000000000000 RSI: 00007fff38a5ed60 RDI: 0000000000000005
[    2.689177] RBP: 00007fff38a5ecc0 R08: 0000000000000000 R09: 0000000000000000
[    2.689255] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.689336] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff38a5f430
| [    2.700938] ------------[ cut here ]------------
| [    2.700978] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/249
| [    2.701031] Modules linked in:
| [    2.701114] Tainted: [W]=WARN
[    2.701139] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.701179] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.701210] 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
[    2.701311] RSP: 0018:ff6ce33b40587658 EFLAGS: 00010286
[    2.701344] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.701387] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01c12000
[    2.701436] RBP: 0000000000000000 R08: ff21a8fb018d8ad0 R09: ff21a8fb065d7034
[    2.701482] R10: ff21a8fb06545120 R11: fefefefefefefeff R12: 0000000000000000
[    2.701532] R13: 0000000000000010 R14: ff21a8fb06545000 R15: ff21a8fb01c12000
[    2.701579] FS:  00007fe1f297d840(0000) GS:ff21a8fb87a48000(0000) knlGS:0000000000000000
[    2.701627] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.701665] CR2: 0000000030b4e988 CR3: 00000000065cd004 CR4: 0000000000771ef0
[    2.701707] PKRU: 55555554
[    2.701725] Call Trace:
[    2.701740]  <TASK>
[    2.701756]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.701776]  notifier_call_chain (kernel/notifier.c:85)
[    2.701801]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    2.701831]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[    2.701857]  vrf_add_slave (drivers/net/vrf.c:1027 drivers/net/vrf.c:1053)
[    2.701882]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[    2.701902]  do_set_master (net/core/rtnetlink.c:3011)
[    2.701924]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[    2.701947]  ? alloc_from_new_slab (./include/linux/spinlock.h:408 (discriminator 3) mm/slub.c:4391 (discriminator 3))
[    2.701980]  ? refill_objects (mm/slub.c:7281)
[    2.702002]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.702030]  ? __pcs_replace_empty_main (mm/slub.c:2816 mm/slub.c:4651)
[    2.702059]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.702082]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.702104]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.702134]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.702160]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.702182]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.702210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.702232]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.702254]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.702275]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.702298]  ___sys_sendmsg (net/socket.c:2752)
[    2.702323]  __sys_sendmsg (net/socket.c:2784)
[    2.702345]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.702367]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.702396] RIP: 0033:0x7fe1f2bb708e
[    2.702417] 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
[    2.702523] RSP: 002b:00007ffc69bb9f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.702567] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe1f2bb708e
[    2.702606] RDX: 0000000000000000 RSI: 00007ffc69bba020 RDI: 0000000000000005
[    2.702654] RBP: 00007ffc69bb9f80 R08: 0000000000000000 R09: 0000000000000000
[    2.702697] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.702738] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc69bba6f0
| [    2.711688] ------------[ cut here ]------------
| [    2.711759] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/252
| [    2.711847] Modules linked in:
| [    2.712003] Tainted: [W]=WARN
[    2.712057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.712129] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.712194] 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
[    2.712333] RSP: 0018:ff6ce33b40597720 EFLAGS: 00010286
[    2.712398] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.712484] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.712573] RBP: 0000000000000000 R08: ff21a8fb018d8ad0 R09: ff21a8fb06589034
[    2.712652] R10: ff21a8fb06545120 R11: fefefefefefefeff R12: 0000000000000000
[    2.712734] R13: 0000000000000010 R14: ff21a8fb06545000 R15: ff21a8fb01db8d00
[    2.712820] FS:  00007f5725c5b840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.712900] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.712973] CR2: 000000002e87f988 CR3: 000000000665f003 CR4: 0000000000771ef0
[    2.713057] PKRU: 55555554
[    2.713105] Call Trace:
[    2.713154]  <TASK>
[    2.713202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.713259]  __dev_notify_flags (net/core/dev.c:9787)
[    2.713317]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.713374]  netif_change_flags (net/core/dev.c:9820)
[    2.713435]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.713493]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.713569]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.713630]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.713693]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.713764]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.713821]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.713879]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.713942]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.714000]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.714056]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.714113]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.714170]  ___sys_sendmsg (net/socket.c:2752)
[    2.714227]  __sys_sendmsg (net/socket.c:2784)
[    2.714283]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.714341]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.714417] RIP: 0033:0x7f5725e9508e
[    2.714481] 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
[    2.714624] RSP: 002b:00007ffcbfc766e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.714702] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5725e9508e
[    2.714781] RDX: 0000000000000000 RSI: 00007ffcbfc76790 RDI: 0000000000000005
[    2.714860] RBP: 00007ffcbfc766f0 R08: 0000000000000000 R09: 0000000000000000
[    2.714939] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.715015] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbfc76e60
| [    2.715247] ------------[ cut here ]------------
| [    2.715310] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/38
| [    2.715415] Modules linked in:
| [    2.715569] Tainted: [W]=WARN
[    2.715625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.715694] Workqueue: events_unbound linkwatch_event
[    2.715758] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.715821] 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
[    2.715953] RSP: 0018:ff6ce33b4015bd50 EFLAGS: 00010286
[    2.716017] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.716096] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[    2.716174] RBP: 0000000000000000 R08: ff21a8fb018d8ad0 R09: ff21a8fb06589034
[    2.716249] R10: ff21a8fb06545120 R11: fefefefefefefeff R12: 0000000000000000
[    2.716326] R13: 0000000000000010 R14: ff21a8fb06545000 R15: ff21a8fb0189a000
[    2.716414] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.716492] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.716565] CR2: 000000002e87f988 CR3: 000000000665f003 CR4: 0000000000771ef0
[    2.716642] PKRU: 55555554
[    2.716689] Call Trace:
[    2.716737]  <TASK>
[    2.716786]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.716842]  netif_state_change (net/core/dev.c:1605)
[    2.716899]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.716955]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.717018]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.717076]  process_one_work (kernel/workqueue.c:3314)
[    2.717134]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.717192]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.717250]  kthread (kernel/kthread.c:436)
[    2.717308]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.717371]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.717437]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.717497]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.717716] ------------[ cut here ]------------
| [    2.717778] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/38
| [    2.717925] Modules linked in:
| [    2.718089] Tainted: [W]=WARN
[    2.718144] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.718219] Workqueue: events_unbound linkwatch_event
[    2.718294] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.718360] 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
[    2.718509] RSP: 0018:ff6ce33b4015bd50 EFLAGS: 00010286
[    2.718599] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.718705] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[    2.718813] RBP: 0000000000000000 R08: ff21a8fb033213d0 R09: ff21a8fb06589030
[    2.718896] R10: ff21a8fb06546120 R11: fefefefefefefeff R12: 0000000000000000
[    2.719000] R13: 0000000000000010 R14: ff21a8fb06546000 R15: ff21a8fb0189a000
[    2.719080] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.719156] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.719229] CR2: 000000002e87f988 CR3: 000000001b647001 CR4: 0000000000771ef0
[    2.719337] PKRU: 55555554
[    2.719385] Call Trace:
[    2.719440]  <TASK>
[    2.719491]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.719582]  netif_state_change (net/core/dev.c:1605)
[    2.719676]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.719729]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.719828]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.719922]  process_one_work (kernel/workqueue.c:3314)
[    2.719982]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.720036]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.720088]  kthread (kernel/kthread.c:436)
[    2.720147]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.720239]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.720298]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.720352]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.741910] ------------[ cut here ]------------
| [    2.741987] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/258
| [    2.742073] Modules linked in:
| [    2.742226] Tainted: [W]=WARN
[    2.742280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.742350] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.742422] 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
[    2.742566] RSP: 0018:ff6ce33b405c75f0 EFLAGS: 00010286
[    2.742629] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.742709] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a600
[    2.742786] RBP: 0000000000000000 R08: ff21a8fb04a2b150 R09: ff21a8fb06704034
[    2.742868] R10: ff21a8fb06588120 R11: fefefefefefefeff R12: 0000000000000000
[    2.742946] R13: 0000000000000010 R14: ff21a8fb06588000 R15: ff21a8fb0189a600
[    2.743029] FS:  00007efd5390c840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.743112] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.743185] CR2: 000000000042ebe0 CR3: 00000000066bc006 CR4: 0000000000771ef0
[    2.743267] PKRU: 55555554
[    2.743315] Call Trace:
[    2.743363]  <TASK>
[    2.743433]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.743490]  __dev_notify_flags (net/core/dev.c:9787)
[    2.743554]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.743613]  veth_newlink (drivers/net/veth.c:1871)
[    2.743674]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.743731]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.743796]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.743854]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.743924]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.743989]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.744047]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.744105]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.744161]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.744219]  ___sys_sendmsg (net/socket.c:2752)
[    2.744277]  __sys_sendmsg (net/socket.c:2784)
[    2.744335]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.744394]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.744466] RIP: 0033:0x7efd53b4608e
[    2.744528] 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
[    2.744666] RSP: 002b:00007ffcd822a5a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.744740] RAX: ffffffffffffffda RBX: 00007ffcd822ad48 RCX: 00007efd53b4608e
[    2.744817] RDX: 0000000000000000 RSI: 00007ffcd822a650 RDI: 0000000000000005
[    2.744902] RBP: 00007ffcd822a5b0 R08: 0000000000000000 R09: 0000000000000000
[    2.744979] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.745061] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd822ad20
| [    2.745431] ------------[ cut here ]------------
| [    2.745495] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/258
| [    2.745593] Modules linked in:
| [    2.745743] Tainted: [W]=WARN
[    2.745798] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.745866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.745931] 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
[    2.746067] RSP: 0018:ff6ce33b405c7870 EFLAGS: 00010286
[    2.746131] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.746213] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a600
[    2.746291] RBP: 0000000000000000 R08: ff21a8fb04a26150 R09: ff21a8fb067b1030
[    2.746369] R10: ff21a8fb06589120 R11: fefefefefefefeff R12: 0000000000000000
[    2.746455] R13: 0000000000000010 R14: ff21a8fb06589000 R15: ff21a8fb0189a600
[    2.746541] FS:  00007efd5390c840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.746620] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.746690] CR2: 000000000042ebe0 CR3: 00000000066bc006 CR4: 0000000000771ef0
[    2.746769] PKRU: 55555554
[    2.746817] Call Trace:
[    2.746865]  <TASK>
[    2.746914]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.746970]  __dev_notify_flags (net/core/dev.c:9787)
[    2.747027]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.747085]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.747144]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.747208]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.747266]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.747330]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.747394]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.747459]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.747525]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.747583]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.747641]  ___sys_sendmsg (net/socket.c:2752)
[    2.747699]  __sys_sendmsg (net/socket.c:2784)
[    2.747756]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.747813]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.747879] RIP: 0033:0x7efd53b4608e
[    2.747943] 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
[    2.748075] RSP: 002b:00007ffcd822a5a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.748151] RAX: ffffffffffffffda RBX: 00007ffcd822ad48 RCX: 00007efd53b4608e
[    2.748230] RDX: 0000000000000000 RSI: 00007ffcd822a650 RDI: 0000000000000005
[    2.748309] RBP: 00007ffcd822a5b0 R08: 0000000000000000 R09: 0000000000000000
[    2.748389] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.748473] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd822ad20
| [    2.765421] ------------[ cut here ]------------
| [    2.765484] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/259
| [    2.765542] Modules linked in:
| [    2.765625] Tainted: [W]=WARN
[    2.765649] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.765683] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.765710] 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
[    2.765817] RSP: 0018:ff6ce33b405cf6d8 EFLAGS: 00010286
[    2.765848] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.765888] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.765929] RBP: 0000000000000000 R08: ff21a8fb04a2b150 R09: ff21a8fb04b07834
[    2.765969] R10: ff21a8fb06588120 R11: fefefefefefefeff R12: ff6ce33b405cf78c
[    2.766011] R13: 0000000000000011 R14: ff21a8fb06588000 R15: ff21a8fb01db8d00
[    2.766060] FS:  00007f98b7b12840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.766104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.766143] CR2: 00007f98b7de21a0 CR3: 000000000667f006 CR4: 0000000000771ef0
[    2.766191] PKRU: 55555554
[    2.766211] Call Trace:
[    2.766230]  <TASK>
[    2.766248]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.766275]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.766306]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.766333]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.766356]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.766387]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.766413]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.766438]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.766468]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.766496]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.766526]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.766559]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.766589]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.766615]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.766643]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.766668]  ___sys_sendmsg (net/socket.c:2752)
[    2.766693]  __sys_sendmsg (net/socket.c:2784)
[    2.766717]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.766742]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.766773] RIP: 0033:0x7f98b7d4c08e
[    2.766796] 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
[    2.766889] RSP: 002b:00007ffdcc551f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.766932] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f98b7d4c08e
[    2.766975] RDX: 0000000000000000 RSI: 00007ffdcc551fe0 RDI: 0000000000000005
[    2.767016] RBP: 00007ffdcc551f40 R08: 0000000000000000 R09: 0000000000000000
[    2.767055] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.767094] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcc5526b0
| [    2.767255] ------------[ cut here ]------------
| [    2.767283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/259
| [    2.767335] Modules linked in:
| [    2.767414] Tainted: [W]=WARN
[    2.767435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.767471] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.767504] 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
[    2.767601] RSP: 0018:ff6ce33b405cf6c8 EFLAGS: 00010286
[    2.767628] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.767670] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.767713] RBP: 0000000000000000 R08: ff21a8fb04a2b150 R09: ff21a8fb06703034
[    2.767752] R10: ff21a8fb06588120 R11: fefefefefefefeff R12: 0000000000000000
[    2.767795] R13: 0000000000000010 R14: ff21a8fb06588000 R15: ff21a8fb01db8d00
[    2.767837] FS:  00007f98b7b12840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.767881] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.767914] CR2: 00007f98b7de21a0 CR3: 000000000667f006 CR4: 0000000000771ef0
[    2.767957] PKRU: 55555554
[    2.767974] Call Trace:
[    2.767988]  <TASK>
[    2.768002]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.768022]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.768048]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.768068]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.768090]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.768121]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.768144]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.768167]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.768198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.768223]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.768246]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.768274]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.768298]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.768321]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.768344]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.768366]  ___sys_sendmsg (net/socket.c:2752)
[    2.768390]  __sys_sendmsg (net/socket.c:2784)
[    2.768415]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.768438]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.768468] RIP: 0033:0x7f98b7d4c08e
[    2.768493] 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
[    2.768621] RSP: 002b:00007ffdcc551f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.768664] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f98b7d4c08e
[    2.768706] RDX: 0000000000000000 RSI: 00007ffdcc551fe0 RDI: 0000000000000005
[    2.768750] RBP: 00007ffdcc551f40 R08: 0000000000000000 R09: 0000000000000000
[    2.768796] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.768835] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcc5526b0
| [    2.778019] ------------[ cut here ]------------
| [    2.778092] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/262
| [    2.778179] Modules linked in:
| [    2.778327] Tainted: [W]=WARN
[    2.778382] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.778457] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.778531] 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
[    2.778665] RSP: 0018:ff6ce33b405e7720 EFLAGS: 00010286
[    2.778733] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.778808] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a600
[    2.778884] RBP: 0000000000000000 R08: ff21a8fb04a26150 R09: ff21a8fb067b1030
[    2.778960] R10: ff21a8fb06589120 R11: fefefefefefefeff R12: 0000000000000000
[    2.779037] R13: 0000000000000010 R14: ff21a8fb06589000 R15: ff21a8fb0189a600
[    2.779118] FS:  00007f0de0fe4840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.779200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.779271] CR2: 00000000191f6988 CR3: 00000000066be004 CR4: 0000000000771ef0
[    2.779352] PKRU: 55555554
[    2.779408] Call Trace:
[    2.779456]  <TASK>
[    2.779511]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.779568]  __dev_notify_flags (net/core/dev.c:9787)
[    2.779625]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.779682]  netif_change_flags (net/core/dev.c:9820)
[    2.779739]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.779797]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.779861]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.779918]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.779975]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.780038]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.780095]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.780151]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.780215]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.780271]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.780328]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.780385]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.780447]  ___sys_sendmsg (net/socket.c:2752)
[    2.780513]  __sys_sendmsg (net/socket.c:2784)
[    2.780571]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.780628]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.780691] RIP: 0033:0x7f0de121e08e
[    2.780747] 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
[    2.780883] RSP: 002b:00007ffc8923b6c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.780961] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0de121e08e
[    2.781039] RDX: 0000000000000000 RSI: 00007ffc8923b770 RDI: 0000000000000005
[    2.781116] RBP: 00007ffc8923b6d0 R08: 0000000000000000 R09: 0000000000000000
[    2.781192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.781269] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8923be40
| [    2.787662] ------------[ cut here ]------------
| [    2.787732] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/264
| [    2.787820] Modules linked in:
| [    2.787971] Tainted: [W]=WARN
[    2.788026] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.788096] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.788161] 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
[    2.788300] RSP: 0018:ff6ce33b405f7870 EFLAGS: 00010286
[    2.788364] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.788449] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[    2.788534] RBP: 0000000000000000 R08: ff21a8fb018d8410 R09: ff21a8fb067b6030
[    2.788617] R10: ff21a8fb067b1120 R11: fefefefefefefeff R12: 0000000000000000
[    2.788695] R13: 0000000000000010 R14: ff21a8fb067b1000 R15: ff21a8fb0189a000
[    2.788775] FS:  00007f948ec36840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.788853] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.788921] CR2: 00000000004a2860 CR3: 00000000067f8001 CR4: 0000000000771ef0
[    2.789000] PKRU: 55555554
[    2.789048] Call Trace:
[    2.789096]  <TASK>
[    2.789144]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.789201]  __dev_notify_flags (net/core/dev.c:9787)
[    2.789257]  ? vrf_newlink (drivers/net/vrf.c:1525 drivers/net/vrf.c:1682)
[    2.789313]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.789370]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.789435]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.789506]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.789567]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    2.789636]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.789703]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.789765]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.789828]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.789888]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.789952]  ___sys_sendmsg (net/socket.c:2752)
[    2.790013]  __sys_sendmsg (net/socket.c:2784)
[    2.790073]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.790133]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.790202] RIP: 0033:0x7f948ee7008e
[    2.790264] 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
[    2.790392] RSP: 002b:00007fff424d4c00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.790474] RAX: ffffffffffffffda RBX: 00007fff424d53a8 RCX: 00007f948ee7008e
[    2.790558] RDX: 0000000000000000 RSI: 00007fff424d4cb0 RDI: 0000000000000005
[    2.790638] RBP: 00007fff424d4c10 R08: 0000000000000000 R09: 0000000000000000
[    2.790712] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.790788] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff424d5380
| [    2.794223] ------------[ cut here ]------------
| [    2.794258] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/265
| [    2.794307] Modules linked in:
| [    2.794382] Tainted: [W]=WARN
[    2.794424] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.794460] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.794489] 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
[    2.794592] RSP: 0018:ff6ce33b405ff720 EFLAGS: 00010286
[    2.794625] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.794666] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.794713] RBP: 0000000000000000 R08: ff21a8fb018d8410 R09: ff21a8fb06703030
[    2.794756] R10: ff21a8fb067b1120 R11: fefefefefefefeff R12: 0000000000000000
[    2.794797] R13: 0000000000000010 R14: ff21a8fb067b1000 R15: ff21a8fb01db8d00
[    2.794843] FS:  00007f1ef0104840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.794895] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.794929] CR2: 000000000ee64988 CR3: 0000000007006001 CR4: 0000000000771ef0
[    2.794972] PKRU: 55555554
[    2.794991] Call Trace:
[    2.795005]  <TASK>
[    2.795018]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.795042]  __dev_notify_flags (net/core/dev.c:9787)
[    2.795065]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.795085]  netif_change_flags (net/core/dev.c:9820)
[    2.795109]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.795133]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.795166]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.795188]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.795213]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.795241]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.795262]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.795286]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.795316]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.795337]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.795356]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.795380]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.795408]  ___sys_sendmsg (net/socket.c:2752)
[    2.795434]  __sys_sendmsg (net/socket.c:2784)
[    2.795454]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.795475]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.795515] RIP: 0033:0x7f1ef033e08e
[    2.795536] 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
[    2.795631] RSP: 002b:00007ffc0c065d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.795673] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1ef033e08e
[    2.795713] RDX: 0000000000000000 RSI: 00007ffc0c065e30 RDI: 0000000000000005
[    2.795753] RBP: 00007ffc0c065d90 R08: 0000000000000000 R09: 0000000000000000
[    2.795792] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.795834] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0c066500
| [    2.807083] ------------[ cut here ]------------
| [    2.807164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/268
| [    2.807256] Modules linked in:
| [    2.807424] Tainted: [W]=WARN
[    2.807482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.807573] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.807641] 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
[    2.807779] RSP: 0018:ff6ce33b40617658 EFLAGS: 00010286
[    2.807845] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.807923] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a600
[    2.808006] RBP: 0000000000000000 R08: ff21a8fb04a2b150 R09: ff21a8fb067b6034
[    2.808086] R10: ff21a8fb06588120 R11: fefefefefefefeff R12: 0000000000000000
[    2.808166] R13: 0000000000000010 R14: ff21a8fb06588000 R15: ff21a8fb0189a600
[    2.808252] FS:  00007f47d0ae9840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.808334] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.808437] CR2: 0000000011b5f988 CR3: 0000000007029006 CR4: 0000000000771ef0
[    2.808526] PKRU: 55555554
[    2.808577] Call Trace:
[    2.808629]  <TASK>
[    2.808682]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.808743]  notifier_call_chain (kernel/notifier.c:85)
[    2.808808]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    2.808877]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[    2.808948]  vrf_add_slave (drivers/net/vrf.c:1027 drivers/net/vrf.c:1053)
[    2.809018]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[    2.809078]  do_set_master (net/core/rtnetlink.c:3011)
[    2.809147]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[    2.809210]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.809282]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.809346]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.809420]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.809487]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.809554]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.809615]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.809683]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.809743]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.809806]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.809866]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.809927]  ___sys_sendmsg (net/socket.c:2752)
[    2.809988]  __sys_sendmsg (net/socket.c:2784)
[    2.810054]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.810115]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.810180] RIP: 0033:0x7f47d0d2308e
[    2.810240] 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
[    2.810368] RSP: 002b:00007ffcf2c80e20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.810459] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f47d0d2308e
[    2.810546] RDX: 0000000000000000 RSI: 00007ffcf2c80ed0 RDI: 0000000000000005
[    2.810625] RBP: 00007ffcf2c80e30 R08: 0000000000000000 R09: 0000000000000000
[    2.810704] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.810783] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf2c815a0
| [    2.820551] ------------[ cut here ]------------
| [    2.820607] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/271
| [    2.820664] Modules linked in:
| [    2.820749] Tainted: [W]=WARN
[    2.820769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.820804] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.820833] 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
[    2.820937] RSP: 0018:ff6ce33b4062f720 EFLAGS: 00010286
[    2.820961] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.821005] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189ae00
[    2.821049] RBP: 0000000000000000 R08: ff21a8fb04a2b150 R09: ff21a8fb065d7034
[    2.821095] R10: ff21a8fb06588120 R11: fefefefefefefeff R12: 0000000000000000
[    2.821139] R13: 0000000000000010 R14: ff21a8fb06588000 R15: ff21a8fb0189ae00
[    2.821188] FS:  00007f9670238840(0000) GS:ff21a8fb87a48000(0000) knlGS:0000000000000000
[    2.821234] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.821262] CR2: 00000000153bf988 CR3: 000000000660a001 CR4: 0000000000771ef0
[    2.821309] PKRU: 55555554
[    2.821323] Call Trace:
[    2.821339]  <TASK>
[    2.821356]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.821381]  __dev_notify_flags (net/core/dev.c:9787)
[    2.821407]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.821429]  netif_change_flags (net/core/dev.c:9820)
[    2.821451]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.821476]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.821510]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.821536]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.821563]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.821596]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.821617]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.821640]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.821667]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.821689]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.821714]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.821738]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.821761]  ___sys_sendmsg (net/socket.c:2752)
[    2.821781]  __sys_sendmsg (net/socket.c:2784)
[    2.821802]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.821828]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.821858] RIP: 0033:0x7f967047208e
[    2.821879] 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
[    2.821976] RSP: 002b:00007ffdcec32630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.822020] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f967047208e
[    2.822065] RDX: 0000000000000000 RSI: 00007ffdcec326e0 RDI: 0000000000000005
[    2.822104] RBP: 00007ffdcec32640 R08: 0000000000000000 R09: 0000000000000000
[    2.822138] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.822178] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcec32db0
| [    2.822306] ------------[ cut here ]------------
| [    2.822344] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/36
| [    2.822415] Modules linked in:
| [    2.822494] Tainted: [W]=WARN
[    2.822522] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.822552] Workqueue: events_unbound linkwatch_event
[    2.822582] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.822609] 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
[    2.822705] RSP: 0018:ff6ce33b4014bd50 EFLAGS: 00010286
[    2.822734] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.822770] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01c10e00
[    2.822817] RBP: 0000000000000000 R08: ff21a8fb04a2b150 R09: ff21a8fb01e2e034
[    2.822853] R10: ff21a8fb06588120 R11: fefefefefefefeff R12: 0000000000000000
[    2.822892] R13: 0000000000000010 R14: ff21a8fb06588000 R15: ff21a8fb01c10e00
[    2.822935] FS:  0000000000000000(0000) GS:ff21a8fb87ac8000(0000) knlGS:0000000000000000
[    2.822977] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.823014] CR2: 000055aee48e1888 CR3: 000000001b647005 CR4: 0000000000771ef0
[    2.823057] PKRU: 55555554
[    2.823071] Call Trace:
[    2.823087]  <TASK>
[    2.823104]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.823129]  netif_state_change (net/core/dev.c:1605)
[    2.823154]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.823172]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.823197]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.823224]  process_one_work (kernel/workqueue.c:3314)
[    2.823254]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.823276]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.823298]  kthread (kernel/kthread.c:436)
[    2.823322]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.823343]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.823368]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.823392]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.823477] ------------[ cut here ]------------
| [    2.823513] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/36
| [    2.823569] Modules linked in:
| [    2.823647] Tainted: [W]=WARN
[    2.823667] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.823701] Workqueue: events_unbound linkwatch_event
[    2.823736] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.823767] 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
[    2.823863] RSP: 0018:ff6ce33b4014bd50 EFLAGS: 00010286
[    2.823890] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.823926] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01c10e00
[    2.823968] RBP: 0000000000000000 R08: ff21a8fb04a26150 R09: ff21a8fb01e2e030
[    2.824008] R10: ff21a8fb06589120 R11: fefefefefefefeff R12: 0000000000000000
[    2.824052] R13: 0000000000000010 R14: ff21a8fb06589000 R15: ff21a8fb01c10e00
[    2.824092] FS:  0000000000000000(0000) GS:ff21a8fb87ac8000(0000) knlGS:0000000000000000
[    2.824137] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.824167] CR2: 000055aee48e1888 CR3: 000000001b647005 CR4: 0000000000771ef0
[    2.824212] PKRU: 55555554
[    2.824228] Call Trace:
[    2.824241]  <TASK>
[    2.824256]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.824277]  netif_state_change (net/core/dev.c:1605)
[    2.824298]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.824319]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.824349]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.824370]  process_one_work (kernel/workqueue.c:3314)
[    2.824394]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.824423]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.824446]  kthread (kernel/kthread.c:436)
[    2.824472]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.824494]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.824663]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.824686]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.842480] ------------[ cut here ]------------
| [    2.842536] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/276
| [    2.842593] Modules linked in:
| [    2.842671] Tainted: [W]=WARN
[    2.842691] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.842722] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.842750] 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
[    2.842838] RSP: 0018:ff6ce33b4064fcb8 EFLAGS: 00010286
[    2.842871] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.842915] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.842961] RBP: 0000000000000000 R08: ff21a8fb04a4b8d0 R09: ff21a8fb0671502c
[    2.843002] R10: ff21a8fb06710120 R11: fefefefefefefeff R12: 0000000000000000
[    2.843047] R13: 0000000000000010 R14: ff21a8fb06710000 R15: ff21a8fb01db8d00
[    2.843093] FS:  00007f056b659840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.843136] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.843170] CR2: 00007f056b85ac20 CR3: 000000000704c004 CR4: 0000000000771ef0
[    2.843213] PKRU: 55555554
[    2.843228] Call Trace:
[    2.843241]  <TASK>
[    2.843256]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.843278]  register_netdevice (net/core/dev.c:11488)
[    2.843301]  register_netdev (net/core/dev.c:11552)
[    2.843323]  loopback_net_init (drivers/net/loopback.c:218)
[    2.843345]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.843374]  ops_init (net/core/net_namespace.c:137)
[    2.843398]  setup_net (net/core/net_namespace.c:446)
[    2.843422]  copy_net_ns (net/core/net_namespace.c:579)
[    2.843448]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.843479]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.843512]  ksys_unshare (kernel/fork.c:3243)
[    2.843536]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.843553]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.843575]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.843605] RIP: 0033:0x7f056b91bbcb
[    2.843627] 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
[    2.843723] RSP: 002b:00007fff194e5068 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.843765] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f056b91bbcb
[    2.843808] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.843849] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.843893] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff194e7290
[    2.843934] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff194e78a1
| [    2.844074] ------------[ cut here ]------------
| [    2.844101] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/276
| [    2.844152] Modules linked in:
| [    2.844231] Tainted: [W]=WARN
[    2.844253] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.844284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.844310] 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
[    2.844412] RSP: 0018:ff6ce33b4064fc10 EFLAGS: 00010286
[    2.844444] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.844488] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01d9cf00
[    2.844530] RBP: 0000000000000000 R08: ff21a8fb02faa590 R09: ff21a8fb0671d830
[    2.844570] R10: ff21a8fb06715120 R11: fefefefefefefeff R12: 0000000000000000
[    2.844613] R13: 0000000000000010 R14: ff21a8fb06715000 R15: ff21a8fb01d9cf00
[    2.844657] FS:  00007f056b659840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.844699] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.844737] CR2: 00007f056b85ac20 CR3: 000000000704c004 CR4: 0000000000771ef0
[    2.844781] PKRU: 55555554
[    2.844796] Call Trace:
[    2.844809]  <TASK>
[    2.844829]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.844850]  register_netdevice (net/core/dev.c:11488)
[    2.844872]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.844891]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.844914]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.844938]  ops_init (net/core/net_namespace.c:137)
[    2.844960]  setup_net (net/core/net_namespace.c:446)
[    2.844979]  copy_net_ns (net/core/net_namespace.c:579)
[    2.845002]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.845030]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.845059]  ksys_unshare (kernel/fork.c:3243)
[    2.845077]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.845098]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.845118]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.845147] RIP: 0033:0x7f056b91bbcb
[    2.845169] 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
[    2.845271] RSP: 002b:00007fff194e5068 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.845313] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f056b91bbcb
[    2.845357] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.845399] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.845443] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff194e7290
[    2.845484] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff194e78a1
| [    2.845626] ------------[ cut here ]------------
| [    2.845654] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/276
| [    2.845703] Modules linked in:
| [    2.845781] Tainted: [W]=WARN
[    2.845802] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.845835] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.845862] 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
[    2.845963] RSP: 0018:ff6ce33b4064fbf0 EFLAGS: 00010286
[    2.845986] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.846027] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb032f1c00
[    2.846072] RBP: 0000000000000000 R08: ff21a8fb018dd190 R09: ff21a8fb0671b830
[    2.846113] R10: ff21a8fb06714120 R11: fefefefefefefeff R12: 0000000000000000
[    2.846156] R13: 0000000000000010 R14: ff21a8fb06714000 R15: ff21a8fb032f1c00
[    2.846198] FS:  00007f056b659840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.846236] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.846275] CR2: 00007f056b85ac20 CR3: 000000000704c004 CR4: 0000000000771ef0
[    2.846318] PKRU: 55555554
[    2.846332] Call Trace:
[    2.846348]  <TASK>
[    2.846362]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.846383]  register_netdevice (net/core/dev.c:11488)
[    2.846405]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.846425]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.846447]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.846472]  ops_init (net/core/net_namespace.c:137)
[    2.846494]  setup_net (net/core/net_namespace.c:446)
[    2.846519]  copy_net_ns (net/core/net_namespace.c:579)
[    2.846542]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.846571]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.846602]  ksys_unshare (kernel/fork.c:3243)
[    2.846623]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.846644]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.846665]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.846694] RIP: 0033:0x7f056b91bbcb
[    2.846715] 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
[    2.846813] RSP: 002b:00007fff194e5068 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.846857] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f056b91bbcb
[    2.846898] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.846942] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.846986] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff194e7290
[    2.847029] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff194e78a1
| [    2.847149] ------------[ cut here ]------------
| [    2.847175] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/276
| [    2.847226] Modules linked in:
| [    2.847302] Tainted: [W]=WARN
[    2.847351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.847387] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.847424] 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
[    2.847522] RSP: 0018:ff6ce33b4064fca8 EFLAGS: 00010286
[    2.847549] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.847587] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb032f1300
[    2.847630] RBP: 0000000000000000 R08: ff21a8fb04a2b650 R09: ff21a8fb06720034
[    2.847675] R10: ff21a8fb06723120 R11: fefefefefefefeff R12: 0000000000000000
[    2.847717] R13: 0000000000000010 R14: ff21a8fb06723000 R15: ff21a8fb032f1300
[    2.847763] FS:  00007f056b659840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.847806] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.847844] CR2: 00007f056b85ac20 CR3: 000000000704c004 CR4: 0000000000771ef0
[    2.847885] PKRU: 55555554
[    2.847900] Call Trace:
[    2.847913]  <TASK>
[    2.847926]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.847945]  register_netdevice (net/core/dev.c:11488)
[    2.847965]  register_netdev (net/core/dev.c:11552)
[    2.847986]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.848010]  ops_init (net/core/net_namespace.c:137)
[    2.848031]  setup_net (net/core/net_namespace.c:446)
[    2.848055]  copy_net_ns (net/core/net_namespace.c:579)
[    2.848075]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.848103]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.848132]  ksys_unshare (kernel/fork.c:3243)
[    2.848156]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.848180]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.848199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.848230] RIP: 0033:0x7f056b91bbcb
[    2.848251] 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
[    2.848344] RSP: 002b:00007fff194e5068 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.848390] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f056b91bbcb
[    2.848440] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.848488] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.848535] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff194e7290
[    2.848576] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff194e78a1
| [    2.848711] ------------[ cut here ]------------
| [    2.848737] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/276
| [    2.848791] Modules linked in:
| [    2.848861] Tainted: [W]=WARN
[    2.848888] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.848920] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.848947] 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
[    2.849045] RSP: 0018:ff6ce33b4064fca0 EFLAGS: 00010286
[    2.849070] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.849112] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb032f1200
[    2.849155] RBP: 0000000000000000 R08: ff21a8fb04a433d0 R09: ff21a8fb06725030
[    2.849196] R10: ff21a8fb06720120 R11: fefefefefefefeff R12: 0000000000000000
[    2.849238] R13: 0000000000000010 R14: ff21a8fb06720000 R15: ff21a8fb032f1200
[    2.849284] FS:  00007f056b659840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.849326] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.849361] CR2: 00007f056b85ac20 CR3: 000000000704c004 CR4: 0000000000771ef0
[    2.849399] PKRU: 55555554
[    2.849416] Call Trace:
[    2.849431]  <TASK>
[    2.849446]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.849465]  register_netdevice (net/core/dev.c:11488)
[    2.849487]  register_netdev (net/core/dev.c:11552)
[    2.849521]  sit_init_net (net/ipv6/sit.c:1860)
[    2.849578]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.849607]  ops_init (net/core/net_namespace.c:137)
[    2.849632]  setup_net (net/core/net_namespace.c:446)
[    2.849652]  copy_net_ns (net/core/net_namespace.c:579)
[    2.849674]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.849707]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.849735]  ksys_unshare (kernel/fork.c:3243)
[    2.849758]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.849782]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.849804]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.849835] RIP: 0033:0x7f056b91bbcb
[    2.849859] 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
[    2.849951] RSP: 002b:00007fff194e5068 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.850001] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f056b91bbcb
[    2.850040] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.850079] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.850120] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff194e7290
[    2.850163] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff194e78a1
| [    2.850319] ------------[ cut here ]------------
| [    2.850345] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/276
| [    2.850391] Modules linked in:
| [    2.850474] Tainted: [W]=WARN
[    2.850498] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.850535] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.850560] 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
[    2.850650] RSP: 0018:ff6ce33b4064fca8 EFLAGS: 00010286
[    2.850675] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.850717] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01c11300
[    2.850763] RBP: 0000000000000000 R08: ff21a8fb04a264d0 R09: ff21a8fb06732030
[    2.850802] R10: ff21a8fb06725120 R11: fefefefefefefeff R12: 0000000000000000
[    2.850842] R13: 0000000000000010 R14: ff21a8fb06725000 R15: ff21a8fb01c11300
[    2.850889] FS:  00007f056b659840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.850934] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.850968] CR2: 00007f056b85ac20 CR3: 000000000704c004 CR4: 0000000000771ef0
[    2.851012] PKRU: 55555554
[    2.851029] Call Trace:
[    2.851041]  <TASK>
[    2.851055]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.851078]  register_netdevice (net/core/dev.c:11488)
[    2.851100]  register_netdev (net/core/dev.c:11552)
[    2.851119]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.851143]  ops_init (net/core/net_namespace.c:137)
[    2.851165]  setup_net (net/core/net_namespace.c:446)
[    2.851191]  copy_net_ns (net/core/net_namespace.c:579)
[    2.851211]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.851238]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.851267]  ksys_unshare (kernel/fork.c:3243)
[    2.851290]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.851312]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.851333]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.851368] RIP: 0033:0x7f056b91bbcb
[    2.851392] 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
[    2.851483] RSP: 002b:00007fff194e5068 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.851528] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f056b91bbcb
[    2.851571] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.851612] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.851655] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff194e7290
[    2.851698] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff194e78a1
| [    2.854986] ------------[ cut here ]------------
| [    2.855055] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/277
| [    2.855144] Modules linked in:
| [    2.855303] Tainted: [W]=WARN
[    2.855360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.855448] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.855521] 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
[    2.855665] RSP: 0018:ff6ce33b40657720 EFLAGS: 00010286
[    2.855733] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.855823] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a600
[    2.855901] RBP: 0000000000000000 R08: ff21a8fb04a4b8d0 R09: ff21a8fb067b602c
[    2.855982] R10: ff21a8fb06710120 R11: fefefefefefefeff R12: 0000000000000000
[    2.856062] R13: 0000000000000010 R14: ff21a8fb06710000 R15: ff21a8fb0189a600
[    2.856147] FS:  00007f68b8cdd840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.856230] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.856306] CR2: 000000002c2c6988 CR3: 00000000070ef005 CR4: 0000000000771ef0
[    2.856398] PKRU: 55555554
[    2.856457] Call Trace:
[    2.856515]  <TASK>
[    2.856568]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.856629]  __dev_notify_flags (net/core/dev.c:9787)
[    2.856693]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.856754]  netif_change_flags (net/core/dev.c:9820)
[    2.856821]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.856888]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.856957]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.857018]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.857080]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.857148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.857212]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.857276]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.857347]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.857418]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.857480]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.857579]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.857641]  ___sys_sendmsg (net/socket.c:2752)
[    2.857702]  __sys_sendmsg (net/socket.c:2784)
[    2.857766]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.857832]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.857901] RIP: 0033:0x7f68b8f1708e
[    2.857960] 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
[    2.858102] RSP: 002b:00007ffdb59254b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.858186] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f68b8f1708e
[    2.858267] RDX: 0000000000000000 RSI: 00007ffdb5925560 RDI: 0000000000000005
[    2.858345] RBP: 00007ffdb59254c0 R08: 0000000000000000 R09: 0000000000000000
[    2.858431] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.858520] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb5925c30
| [    2.871983] ------------[ cut here ]------------
| [    2.872041] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/281
| [    2.872097] Modules linked in:
| [    2.872174] Tainted: [W]=WARN
[    2.872202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.872237] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.872265] 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
[    2.872348] RSP: 0018:ff6ce33b40677cb8 EFLAGS: 00010286
[    2.872378] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.872429] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189ae00
[    2.872473] RBP: 0000000000000000 R08: ff21a8fb04a4b950 R09: ff21a8fb071a102c
[    2.872522] R10: ff21a8fb06734120 R11: fefefefefefefeff R12: 0000000000000000
[    2.872565] R13: 0000000000000010 R14: ff21a8fb06734000 R15: ff21a8fb0189ae00
[    2.872606] FS:  00007f56e6bed840(0000) GS:ff21a8fb87a48000(0000) knlGS:0000000000000000
[    2.872652] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.872683] CR2: 00007f56e6deec20 CR3: 0000000006614003 CR4: 0000000000771ef0
[    2.872730] PKRU: 55555554
[    2.872746] Call Trace:
[    2.872759]  <TASK>
[    2.872775]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.872795]  register_netdevice (net/core/dev.c:11488)
[    2.872821]  register_netdev (net/core/dev.c:11552)
[    2.872841]  loopback_net_init (drivers/net/loopback.c:218)
[    2.872864]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.872896]  ops_init (net/core/net_namespace.c:137)
[    2.872916]  setup_net (net/core/net_namespace.c:446)
[    2.872936]  copy_net_ns (net/core/net_namespace.c:579)
[    2.872959]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.872988]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.873015]  ksys_unshare (kernel/fork.c:3243)
[    2.873039]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.873061]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.873084]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.873114] RIP: 0033:0x7f56e6eafbcb
[    2.873133] 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
[    2.873227] RSP: 002b:00007fff156dac28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.873271] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f56e6eafbcb
[    2.873314] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.873361] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.873409] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff156dce50
[    2.873450] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff156de8a1
| [    2.873579] ------------[ cut here ]------------
| [    2.873605] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/281
| [    2.873652] Modules linked in:
| [    2.873736] Tainted: [W]=WARN
[    2.873754] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.873791] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.873821] 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
[    2.873919] RSP: 0018:ff6ce33b40677c10 EFLAGS: 00010286
[    2.873945] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.873983] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb032f1f00
[    2.874026] RBP: 0000000000000000 R08: ff21a8fb04951810 R09: ff21a8fb06600030
[    2.874067] R10: ff21a8fb071a1120 R11: fefefefefefefeff R12: 0000000000000000
[    2.874108] R13: 0000000000000010 R14: ff21a8fb071a1000 R15: ff21a8fb032f1f00
[    2.874148] FS:  00007f56e6bed840(0000) GS:ff21a8fb87a48000(0000) knlGS:0000000000000000
[    2.874188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.874222] CR2: 00007f56e6deec20 CR3: 0000000006614003 CR4: 0000000000771ef0
[    2.874262] PKRU: 55555554
[    2.874277] Call Trace:
[    2.874291]  <TASK>
[    2.874304]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.874327]  register_netdevice (net/core/dev.c:11488)
[    2.874346]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.874370]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.874392]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.874418]  ops_init (net/core/net_namespace.c:137)
[    2.874440]  setup_net (net/core/net_namespace.c:446)
[    2.874465]  copy_net_ns (net/core/net_namespace.c:579)
[    2.874489]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.874521]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.874552]  ksys_unshare (kernel/fork.c:3243)
[    2.874572]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.874592]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.874612]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.874639] RIP: 0033:0x7f56e6eafbcb
[    2.874661] 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
[    2.874764] RSP: 002b:00007fff156dac28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.874807] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f56e6eafbcb
[    2.874853] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.874894] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.874942] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff156dce50
[    2.874985] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff156de8a1
| [    2.875125] ------------[ cut here ]------------
| [    2.875151] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/281
| [    2.875204] Modules linked in:
| [    2.875270] Tainted: [W]=WARN
[    2.875290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.875326] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.875356] 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
[    2.875454] RSP: 0018:ff6ce33b40677bf0 EFLAGS: 00010286
[    2.875482] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.875523] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01c11c00
[    2.875565] RBP: 0000000000000000 R08: ff21a8fb03335c10 R09: ff21a8fb071aa030
[    2.875609] R10: ff21a8fb071a0120 R11: fefefefefefefeff R12: 0000000000000000
[    2.875654] R13: 0000000000000010 R14: ff21a8fb071a0000 R15: ff21a8fb01c11c00
[    2.875696] FS:  00007f56e6bed840(0000) GS:ff21a8fb87a48000(0000) knlGS:0000000000000000
[    2.875738] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.875769] CR2: 00007f56e6deec20 CR3: 0000000006614003 CR4: 0000000000771ef0
[    2.875810] PKRU: 55555554
[    2.875823] Call Trace:
[    2.875837]  <TASK>
[    2.875852]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.875873]  register_netdevice (net/core/dev.c:11488)
[    2.875893]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.875915]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.875935]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.875961]  ops_init (net/core/net_namespace.c:137)
[    2.875980]  setup_net (net/core/net_namespace.c:446)
[    2.876002]  copy_net_ns (net/core/net_namespace.c:579)
[    2.876024]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.876055]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.876085]  ksys_unshare (kernel/fork.c:3243)
[    2.876107]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.876130]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.876149]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.876180] RIP: 0033:0x7f56e6eafbcb
[    2.876203] 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
[    2.876302] RSP: 002b:00007fff156dac28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.876346] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f56e6eafbcb
[    2.876383] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.876436] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.876480] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff156dce50
[    2.876523] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff156de8a1
| [    2.876656] ------------[ cut here ]------------
| [    2.876678] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/281
| [    2.876726] Modules linked in:
| [    2.876806] Tainted: [W]=WARN
[    2.876827] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.876864] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.876892] 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
[    2.876982] RSP: 0018:ff6ce33b40677ca8 EFLAGS: 00010286
[    2.877014] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.877059] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01c11800
[    2.877104] RBP: 0000000000000000 R08: ff21a8fb04a4b290 R09: ff21a8fb071a4034
[    2.877137] R10: ff21a8fb071a7120 R11: fefefefefefefeff R12: 0000000000000000
[    2.877175] R13: 0000000000000010 R14: ff21a8fb071a7000 R15: ff21a8fb01c11800
[    2.877222] FS:  00007f56e6bed840(0000) GS:ff21a8fb87a48000(0000) knlGS:0000000000000000
[    2.877258] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.877289] CR2: 00007f56e6deec20 CR3: 0000000006614003 CR4: 0000000000771ef0
[    2.877335] PKRU: 55555554
[    2.877350] Call Trace:
[    2.877364]  <TASK>
[    2.877379]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.877398]  register_netdevice (net/core/dev.c:11488)
[    2.877424]  register_netdev (net/core/dev.c:11552)
[    2.877447]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.877471]  ops_init (net/core/net_namespace.c:137)
[    2.877494]  setup_net (net/core/net_namespace.c:446)
[    2.877522]  copy_net_ns (net/core/net_namespace.c:579)
[    2.877544]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.877571]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.877600]  ksys_unshare (kernel/fork.c:3243)
[    2.877621]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.877644]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.877668]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.877699] RIP: 0033:0x7f56e6eafbcb
[    2.877719] 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
[    2.877821] RSP: 002b:00007fff156dac28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.877865] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f56e6eafbcb
[    2.877915] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.877955] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.877999] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff156dce50
[    2.878040] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff156de8a1
| [    2.878201] ------------[ cut here ]------------
| [    2.878231] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/281
| [    2.878283] Modules linked in:
| [    2.878364] Tainted: [W]=WARN
[    2.878382] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.878422] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.878451] 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
[    2.878561] RSP: 0018:ff6ce33b40677ca0 EFLAGS: 00010286
[    2.878593] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.878636] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189b000
[    2.878684] RBP: 0000000000000000 R08: ff21a8fb0491cd50 R09: ff21a8fb071b1030
[    2.878726] R10: ff21a8fb071a4120 R11: fefefefefefefeff R12: 0000000000000000
[    2.878771] R13: 0000000000000010 R14: ff21a8fb071a4000 R15: ff21a8fb0189b000
[    2.878814] FS:  00007f56e6bed840(0000) GS:ff21a8fb87a48000(0000) knlGS:0000000000000000
[    2.878847] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.878881] CR2: 00007f56e6deec20 CR3: 0000000006614003 CR4: 0000000000771ef0
[    2.878927] PKRU: 55555554
[    2.878941] Call Trace:
[    2.878954]  <TASK>
[    2.878967]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.878989]  register_netdevice (net/core/dev.c:11488)
[    2.879012]  register_netdev (net/core/dev.c:11552)
[    2.879039]  sit_init_net (net/ipv6/sit.c:1860)
[    2.879068]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.879090]  ops_init (net/core/net_namespace.c:137)
[    2.879116]  setup_net (net/core/net_namespace.c:446)
[    2.879138]  copy_net_ns (net/core/net_namespace.c:579)
[    2.879159]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.879190]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.879219]  ksys_unshare (kernel/fork.c:3243)
[    2.879241]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.879264]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.879286]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.879313] RIP: 0033:0x7f56e6eafbcb
[    2.879335] 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
[    2.879441] RSP: 002b:00007fff156dac28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.879486] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f56e6eafbcb
[    2.879532] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.879573] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.879617] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff156dce50
[    2.879657] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff156de8a1
| [    2.879775] ------------[ cut here ]------------
| [    2.879800] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/281
| [    2.879849] Modules linked in:
| [    2.879927] Tainted: [W]=WARN
[    2.879946] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.879982] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.880009] 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
[    2.880102] RSP: 0018:ff6ce33b40677ca8 EFLAGS: 00010286
[    2.880132] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.880176] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01c11700
[    2.880218] RBP: 0000000000000000 R08: ff21a8fb0491ce50 R09: ff21a8fb071b6030
[    2.880262] R10: ff21a8fb071b1120 R11: fefefefefefefeff R12: 0000000000000000
[    2.880310] R13: 0000000000000010 R14: ff21a8fb071b1000 R15: ff21a8fb01c11700
[    2.880355] FS:  00007f56e6bed840(0000) GS:ff21a8fb87a48000(0000) knlGS:0000000000000000
[    2.880397] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.880433] CR2: 00007f56e6deec20 CR3: 0000000006614003 CR4: 0000000000771ef0
[    2.880476] PKRU: 55555554
[    2.880490] Call Trace:
[    2.880512]  <TASK>
[    2.880526]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.880548]  register_netdevice (net/core/dev.c:11488)
[    2.880569]  register_netdev (net/core/dev.c:11552)
[    2.880590]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.880614]  ops_init (net/core/net_namespace.c:137)
[    2.880635]  setup_net (net/core/net_namespace.c:446)
[    2.880656]  copy_net_ns (net/core/net_namespace.c:579)
[    2.880678]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.880706]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.880733]  ksys_unshare (kernel/fork.c:3243)
[    2.880755]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.880780]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.880801]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.880828] RIP: 0033:0x7f56e6eafbcb
[    2.880849] 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
[    2.880944] RSP: 002b:00007fff156dac28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.880990] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f56e6eafbcb
[    2.881031] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.881074] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.881114] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff156dce50
[    2.881158] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff156de8a1
| [    2.884272] ------------[ cut here ]------------
| [    2.884309] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/282
| [    2.884362] Modules linked in:
| [    2.884453] Tainted: [W]=WARN
[    2.884474] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.884518] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.884547] 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
[    2.884644] RSP: 0018:ff6ce33b40677720 EFLAGS: 00010286
[    2.884670] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.884711] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb032f1500
[    2.884755] RBP: 0000000000000000 R08: ff21a8fb04a4b950 R09: ff21a8fb0673202c
[    2.884803] R10: ff21a8fb06734120 R11: fefefefefefefeff R12: 0000000000000000
[    2.884847] R13: 0000000000000010 R14: ff21a8fb06734000 R15: ff21a8fb032f1500
[    2.884890] FS:  00007fb6fe3f3840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.884933] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.884965] CR2: 0000000000beb988 CR3: 00000000070fb003 CR4: 0000000000771ef0
[    2.885007] PKRU: 55555554
[    2.885021] Call Trace:
[    2.885036]  <TASK>
[    2.885051]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.885072]  __dev_notify_flags (net/core/dev.c:9787)
[    2.885094]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.885114]  netif_change_flags (net/core/dev.c:9820)
[    2.885135]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.885157]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.885189]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.885208]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.885229]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.885260]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.885283]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.885304]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.885332]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.885356]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.885384]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.885409]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.885434]  ___sys_sendmsg (net/socket.c:2752)
[    2.885457]  __sys_sendmsg (net/socket.c:2784)
[    2.885484]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.885509]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.885537] RIP: 0033:0x7fb6fe62d08e
[    2.885559] 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
[    2.885655] RSP: 002b:00007ffc67158be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.885696] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb6fe62d08e
[    2.885736] RDX: 0000000000000000 RSI: 00007ffc67158c90 RDI: 0000000000000005
[    2.885770] RBP: 00007ffc67158bf0 R08: 0000000000000000 R09: 0000000000000000
[    2.885817] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.885859] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc67159360
| [    2.904858] ------------[ cut here ]------------
| [    2.904938] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/287
| [    2.905026] Modules linked in:
| [    2.905180] Tainted: [W]=WARN
[    2.905236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.905307] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.905373] 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
[    2.905533] RSP: 0018:ff6ce33b4069f5f0 EFLAGS: 00010286
[    2.905598] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.905677] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[    2.905754] RBP: 0000000000000000 R08: ff21a8fb0491ccd0 R09: ff21a8fb067b9034
[    2.905831] R10: ff21a8fb067b5120 R11: fefefefefefefeff R12: 0000000000000000
[    2.905906] R13: 0000000000000010 R14: ff21a8fb067b5000 R15: ff21a8fb0189a000
[    2.905994] FS:  00007f6c48827840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.906077] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.906146] CR2: 000000000042ebe0 CR3: 0000000007113002 CR4: 0000000000771ef0
[    2.906225] PKRU: 55555554
[    2.906275] Call Trace:
[    2.906325]  <TASK>
[    2.906376]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.906448]  __dev_notify_flags (net/core/dev.c:9787)
[    2.906515]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.906579]  veth_newlink (drivers/net/veth.c:1871)
[    2.906644]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.906703]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.906780]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.906840]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.906910]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.906980]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.907040]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.907100]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.907159]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.907219]  ___sys_sendmsg (net/socket.c:2752)
[    2.907278]  __sys_sendmsg (net/socket.c:2784)
[    2.907337]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.907398]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.907472] RIP: 0033:0x7f6c48a6108e
[    2.907536] 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
[    2.907664] RSP: 002b:00007ffe4869df90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.907741] RAX: ffffffffffffffda RBX: 00007ffe4869e738 RCX: 00007f6c48a6108e
[    2.907817] RDX: 0000000000000000 RSI: 00007ffe4869e040 RDI: 0000000000000005
[    2.907898] RBP: 00007ffe4869dfa0 R08: 0000000000000000 R09: 0000000000000000
[    2.907979] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.908060] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4869e710
| [    2.908418] ------------[ cut here ]------------
| [    2.908481] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/287
| [    2.908611] Modules linked in:
| [    2.908761] Tainted: [W]=WARN
[    2.908817] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.908886] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.908950] 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
[    2.909080] RSP: 0018:ff6ce33b4069f870 EFLAGS: 00010286
[    2.909147] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.909225] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[    2.909301] RBP: 0000000000000000 R08: ff21a8fb0494a490 R09: ff21a8fb067be030
[    2.909379] R10: ff21a8fb067b6120 R11: fefefefefefefeff R12: 0000000000000000
[    2.909468] R13: 0000000000000010 R14: ff21a8fb067b6000 R15: ff21a8fb0189a000
[    2.909556] FS:  00007f6c48827840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.909636] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.909706] CR2: 000000000042ebe0 CR3: 0000000007113002 CR4: 0000000000771ef0
[    2.909784] PKRU: 55555554
[    2.909834] Call Trace:
[    2.909883]  <TASK>
[    2.909934]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.909992]  __dev_notify_flags (net/core/dev.c:9787)
[    2.910053]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.910114]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.910174]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.910239]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.910298]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.910365]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.910438]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.910498]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.910566]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.910627]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.910690]  ___sys_sendmsg (net/socket.c:2752)
[    2.910751]  __sys_sendmsg (net/socket.c:2784)
[    2.910812]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.910871]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.910937] RIP: 0033:0x7f6c48a6108e
[    2.910995] 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
[    2.911121] RSP: 002b:00007ffe4869df90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.911198] RAX: ffffffffffffffda RBX: 00007ffe4869e738 RCX: 00007f6c48a6108e
[    2.911274] RDX: 0000000000000000 RSI: 00007ffe4869e040 RDI: 0000000000000005
[    2.911352] RBP: 00007ffe4869dfa0 R08: 0000000000000000 R09: 0000000000000000
[    2.911442] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.911527] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4869e710
| [    2.930431] ------------[ cut here ]------------
| [    2.930474] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/288
| [    2.930529] Modules linked in:
| [    2.930610] Tainted: [W]=WARN
[    2.930631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.930666] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.930693] 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
[    2.930795] RSP: 0018:ff6ce33b406a76d8 EFLAGS: 00010286
[    2.930823] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.930861] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.930901] RBP: 0000000000000000 R08: ff21a8fb0491ccd0 R09: ff21a8fb04b02834
[    2.930939] R10: ff21a8fb067b5120 R11: fefefefefefefeff R12: ff6ce33b406a778c
[    2.930978] R13: 0000000000000011 R14: ff21a8fb067b5000 R15: ff21a8fb01db8d00
[    2.931019] FS:  00007fdc31765840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.931064] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.931099] CR2: 000000000ad6c988 CR3: 000000000711f001 CR4: 0000000000771ef0
[    2.931139] PKRU: 55555554
[    2.931155] Call Trace:
[    2.931168]  <TASK>
[    2.931184]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.931206]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.931233]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.931252]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.931277]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.931308]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.931330]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.931351]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.931381]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.931415]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.931440]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.931469]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.931495]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.931522]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.931550]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.931576]  ___sys_sendmsg (net/socket.c:2752)
[    2.931599]  __sys_sendmsg (net/socket.c:2784)
[    2.931622]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.931643]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.931672] RIP: 0033:0x7fdc3199f08e
[    2.931693] 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
[    2.931788] RSP: 002b:00007ffdece4d220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.931828] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdc3199f08e
[    2.931871] RDX: 0000000000000000 RSI: 00007ffdece4d2d0 RDI: 0000000000000005
[    2.931911] RBP: 00007ffdece4d230 R08: 0000000000000000 R09: 0000000000000000
[    2.931949] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.931994] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdece4d9a0
| [    2.932141] ------------[ cut here ]------------
| [    2.932168] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/288
| [    2.932216] Modules linked in:
| [    2.932291] Tainted: [W]=WARN
[    2.932309] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.932345] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.932371] 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
[    2.932463] RSP: 0018:ff6ce33b406a76c8 EFLAGS: 00010286
[    2.932492] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.932535] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.932580] RBP: 0000000000000000 R08: ff21a8fb0491ccd0 R09: ff21a8fb06732034
[    2.932620] R10: ff21a8fb067b5120 R11: fefefefefefefeff R12: 0000000000000000
[    2.932659] R13: 0000000000000010 R14: ff21a8fb067b5000 R15: ff21a8fb01db8d00
[    2.932705] FS:  00007fdc31765840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.932747] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.932782] CR2: 000000000ad6c988 CR3: 000000000711f001 CR4: 0000000000771ef0
[    2.932822] PKRU: 55555554
[    2.932836] Call Trace:
[    2.932848]  <TASK>
[    2.932866]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.932889]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.932915]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.932935]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.932955]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.932985]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.933009]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.933029]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.933062]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.933085]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.933107]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.933143]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.933164]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.933183]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.933211]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.933234]  ___sys_sendmsg (net/socket.c:2752)
[    2.933258]  __sys_sendmsg (net/socket.c:2784)
[    2.933284]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.933307]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.933333] RIP: 0033:0x7fdc3199f08e
[    2.933352] 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
[    2.933456] RSP: 002b:00007ffdece4d220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.933499] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdc3199f08e
[    2.933549] RDX: 0000000000000000 RSI: 00007ffdece4d2d0 RDI: 0000000000000005
[    2.933587] RBP: 00007ffdece4d230 R08: 0000000000000000 R09: 0000000000000000
[    2.933625] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db78
[    2.933663] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdece4d9a0
| [    2.943430] ------------[ cut here ]------------
| [    2.943471] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/291
| [    2.943525] Modules linked in:
| [    2.943602] Tainted: [W]=WARN
[    2.943623] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.943660] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.943687] 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
[    2.943779] RSP: 0018:ff6ce33b406bf720 EFLAGS: 00010286
[    2.943810] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.943853] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189ad00
[    2.943895] RBP: 0000000000000000 R08: ff21a8fb0494a490 R09: ff21a8fb071b6030
[    2.943937] R10: ff21a8fb067b6120 R11: fefefefefefefeff R12: 0000000000000000
[    2.943978] R13: 0000000000000010 R14: ff21a8fb067b6000 R15: ff21a8fb0189ad00
[    2.944025] FS:  00007f8a05edd840(0000) GS:ff21a8fb87a48000(0000) knlGS:0000000000000000
[    2.944068] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.944103] CR2: 000000000139a988 CR3: 0000000006619006 CR4: 0000000000771ef0
[    2.944143] PKRU: 55555554
[    2.944157] Call Trace:
[    2.944169]  <TASK>
[    2.944183]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.944206]  __dev_notify_flags (net/core/dev.c:9787)
[    2.944231]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.944253]  netif_change_flags (net/core/dev.c:9820)
[    2.944273]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.944294]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.944324]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.944348]  ? __hrtimer_rearm_deferred (kernel/time/hrtimer.c:707 kernel/time/hrtimer.c:2039 kernel/time/hrtimer.c:2059)
[    2.944378]  ? irqentry_exit (./include/linux/hrtimer_rearm.h:53 ./include/linux/hrtimer_rearm.h:62 ./include/linux/irq-entry-common.h:505 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    2.944398]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.944424]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.944450]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.944474]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.944495]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.944524]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.944548]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.944572]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.944598]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.944623]  ___sys_sendmsg (net/socket.c:2752)
[    2.944646]  __sys_sendmsg (net/socket.c:2784)
[    2.944668]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.944692]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.944722] RIP: 0033:0x7f8a0611708e
[    2.944743] 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
[    2.944834] RSP: 002b:00007ffcd380a7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.944874] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8a0611708e
[    2.944913] RDX: 0000000000000000 RSI: 00007ffcd380a880 RDI: 0000000000000005
[    2.944954] RBP: 00007ffcd380a7e0 R08: 0000000000000000 R09: 0000000000000000
[    2.944999] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db79
[    2.945041] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd380af50
| [    2.951598] ------------[ cut here ]------------
| [    2.951674] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/293
| [    2.951763] Modules linked in:
| [    2.951912] Tainted: [W]=WARN
[    2.951966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.952036] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.952102] 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
[    2.952234] RSP: 0018:ff6ce33b406c7870 EFLAGS: 00010286
[    2.952298] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.952374] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a600
[    2.952459] RBP: 0000000000000000 R08: ff21a8fb018dd410 R09: ff21a8fb067cb030
[    2.952542] R10: ff21a8fb067be120 R11: fefefefefefefeff R12: 0000000000000000
[    2.952618] R13: 0000000000000010 R14: ff21a8fb067be000 R15: ff21a8fb0189a600
[    2.952698] FS:  00007f1baf24f840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.952776] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.952848] CR2: 00000000004a2860 CR3: 00000000071df006 CR4: 0000000000771ef0
[    2.952928] PKRU: 55555554
[    2.952977] Call Trace:
[    2.953028]  <TASK>
[    2.953078]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.953137]  __dev_notify_flags (net/core/dev.c:9787)
[    2.953196]  ? vrf_newlink (./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 drivers/net/vrf.c:1678)
[    2.953255]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.953312]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.953372]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.953449]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.953513]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    2.953581]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.953646]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.953707]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.953766]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.953824]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.953886]  ___sys_sendmsg (net/socket.c:2752)
[    2.953947]  __sys_sendmsg (net/socket.c:2784)
[    2.954006]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.954066]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.954132] RIP: 0033:0x7f1baf48908e
[    2.954191] 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
[    2.954325] RSP: 002b:00007ffd67ed7d50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.954410] RAX: ffffffffffffffda RBX: 00007ffd67ed84f8 RCX: 00007f1baf48908e
[    2.954487] RDX: 0000000000000000 RSI: 00007ffd67ed7e00 RDI: 0000000000000005
[    2.954573] RBP: 00007ffd67ed7d60 R08: 0000000000000000 R09: 0000000000000000
[    2.954651] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db79
[    2.954731] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd67ed84d0
| [    2.958151] ------------[ cut here ]------------
| [    2.958189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/294
| [    2.958245] Modules linked in:
| [    2.958319] Tainted: [W]=WARN
[    2.958341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.958372] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.958406] 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
[    2.958493] RSP: 0018:ff6ce33b406cf720 EFLAGS: 00010286
[    2.958533] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.958576] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.958619] RBP: 0000000000000000 R08: ff21a8fb018dd410 R09: ff21a8fb06732030
[    2.958658] R10: ff21a8fb067be120 R11: fefefefefefefeff R12: 0000000000000000
[    2.958691] R13: 0000000000000010 R14: ff21a8fb067be000 R15: ff21a8fb01db8d00
[    2.958733] FS:  00007fb96f0fa840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.958776] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.958814] CR2: 0000000029f9b988 CR3: 00000000071e7002 CR4: 0000000000771ef0
[    2.958852] PKRU: 55555554
[    2.958867] Call Trace:
[    2.958880]  <TASK>
[    2.958895]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.958917]  __dev_notify_flags (net/core/dev.c:9787)
[    2.958939]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.958958]  netif_change_flags (net/core/dev.c:9820)
[    2.958980]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.959005]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.959031]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.959059]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.959081]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.959110]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.959134]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.959154]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.959182]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.959207]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.959227]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.959285]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.959310]  ___sys_sendmsg (net/socket.c:2752)
[    2.959330]  __sys_sendmsg (net/socket.c:2784)
[    2.959352]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.959374]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.959407] RIP: 0033:0x7fb96f33408e
[    2.959428] 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
[    2.959524] RSP: 002b:00007fff853c33d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.959567] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb96f33408e
[    2.959609] RDX: 0000000000000000 RSI: 00007fff853c3480 RDI: 0000000000000005
[    2.959647] RBP: 00007fff853c33e0 R08: 0000000000000000 R09: 0000000000000000
[    2.959687] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db79
[    2.959723] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff853c3b50
| [    2.971065] ------------[ cut here ]------------
| [    2.971144] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/297
| [    2.971241] Modules linked in:
| [    2.971410] Tainted: [W]=WARN
[    2.971467] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.971544] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.971612] 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
[    2.971755] RSP: 0018:ff6ce33b406e7658 EFLAGS: 00010286
[    2.971823] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.971905] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[    2.971987] RBP: 0000000000000000 R08: ff21a8fb0491ccd0 R09: ff21a8fb067cb034
[    2.972069] R10: ff21a8fb067b5120 R11: fefefefefefefeff R12: 0000000000000000
[    2.972148] R13: 0000000000000010 R14: ff21a8fb067b5000 R15: ff21a8fb0189a000
[    2.972230] FS:  00007f54ab531840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.972310] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.972384] CR2: 00000000004eb738 CR3: 000000000725e006 CR4: 0000000000771ef0
[    2.972473] PKRU: 55555554
[    2.972529] Call Trace:
[    2.972581]  <TASK>
[    2.972632]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.972694]  notifier_call_chain (kernel/notifier.c:85)
[    2.972758]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    2.972828]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[    2.972896]  vrf_add_slave (drivers/net/vrf.c:1027 drivers/net/vrf.c:1053)
[    2.972958]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[    2.973017]  do_set_master (net/core/rtnetlink.c:3011)
[    2.973076]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[    2.973137]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.973207]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.973265]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.973324]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.973390]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.973479]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.973545]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.973612]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.973673]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.973734]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.973795]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.973856]  ___sys_sendmsg (net/socket.c:2752)
[    2.973917]  __sys_sendmsg (net/socket.c:2784)
[    2.973978]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.974039]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.974106] RIP: 0033:0x7f54ab76b08e
[    2.974166] 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
[    2.974311] RSP: 002b:00007fff0a0fa980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.974392] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f54ab76b08e
[    2.974480] RDX: 0000000000000000 RSI: 00007fff0a0faa30 RDI: 0000000000000005
[    2.974574] RBP: 00007fff0a0fa990 R08: 0000000000000000 R09: 0000000000000000
[    2.974657] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db79
[    2.974738] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0a0fb100
| [    2.984579] ------------[ cut here ]------------
| [    2.984655] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/300
| [    2.984745] Modules linked in:
| [    2.984899] Tainted: [W]=WARN
[    2.984957] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.985030] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.985097] 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
[    2.985231] RSP: 0018:ff6ce33b406ff720 EFLAGS: 00010286
[    2.985295] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.985374] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[    2.985460] RBP: 0000000000000000 R08: ff21a8fb0491ccd0 R09: ff21a8fb067cb034
[    2.985545] R10: ff21a8fb067b5120 R11: fefefefefefefeff R12: 0000000000000000
[    2.985624] R13: 0000000000000010 R14: ff21a8fb067b5000 R15: ff21a8fb0189a000
[    2.985709] FS:  00007f8c049c0840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    2.985794] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.985868] CR2: 00007f8c04c901a0 CR3: 00000000071fb002 CR4: 0000000000771ef0
[    2.985950] PKRU: 55555554
[    2.986000] Call Trace:
[    2.986051]  <TASK>
[    2.986101]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.986161]  __dev_notify_flags (net/core/dev.c:9787)
[    2.986221]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.986279]  netif_change_flags (net/core/dev.c:9820)
[    2.986338]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.986400]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.986480]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.986547]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.986612]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.986680]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.986741]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.986802]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.986869]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.986930]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.986990]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.987050]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.987109]  ___sys_sendmsg (net/socket.c:2752)
[    2.987169]  __sys_sendmsg (net/socket.c:2784)
[    2.987230]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.987291]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.987357] RIP: 0033:0x7f8c04bfa08e
[    2.987424] 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
[    2.987573] RSP: 002b:00007ffe64191740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.987656] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8c04bfa08e
[    2.987737] RDX: 0000000000000000 RSI: 00007ffe641917f0 RDI: 0000000000000005
[    2.987816] RBP: 00007ffe64191750 R08: 0000000000000000 R09: 0000000000000000
[    2.987900] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db79
[    2.987980] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe64191ec0
| [    2.988266] ------------[ cut here ]------------
| [    2.988295] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 2/196
| [    2.988354] Modules linked in:
| [    2.988455] Tainted: [W]=WARN
[    2.988479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.988523] Workqueue: events_unbound linkwatch_event
[    2.988551] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.988580] 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
[    2.988661] RSP: 0018:ff6ce33b403d7d50 EFLAGS: 00010286
[    2.988686] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.988722] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.988761] RBP: 0000000000000000 R08: ff21a8fb0491ccd0 R09: ff21a8fb06732034
[    2.988796] R10: ff21a8fb067b5120 R11: fefefefefefefeff R12: 0000000000000000
[    2.988838] R13: 0000000000000010 R14: ff21a8fb067b5000 R15: ff21a8fb01db8d00
[    2.988878] FS:  0000000000000000(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.988917] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.988949] CR2: 00007f2d0d80a574 CR3: 000000001b647002 CR4: 0000000000771ef0
[    2.988989] PKRU: 55555554
[    2.989001] Call Trace:
[    2.989019]  <TASK>
[    2.989032]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.989055]  netif_state_change (net/core/dev.c:1605)
[    2.989080]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.989103]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.989135]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.989157]  process_one_work (kernel/workqueue.c:3314)
[    2.989182]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.989202]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.989224]  kthread (kernel/kthread.c:436)
[    2.989248]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.989271]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.989295]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.989316]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.989397] ------------[ cut here ]------------
| [    2.989426] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 2/196
| [    2.989468] Modules linked in:
| [    2.989546] Tainted: [W]=WARN
[    2.989564] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.989602] Workqueue: events_unbound linkwatch_event
[    2.989631] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.989662] 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
[    2.989751] RSP: 0018:ff6ce33b403d7d50 EFLAGS: 00010286
[    2.989781] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.989821] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    2.989862] RBP: 0000000000000000 R08: ff21a8fb0494a490 R09: ff21a8fb06732030
[    2.989902] R10: ff21a8fb067b6120 R11: fefefefefefefeff R12: 0000000000000000
[    2.989939] R13: 0000000000000010 R14: ff21a8fb067b6000 R15: ff21a8fb01db8d00
[    2.989978] FS:  0000000000000000(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    2.990020] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.990051] CR2: 00007f2d0d80a574 CR3: 000000001b647002 CR4: 0000000000771ef0
[    2.990091] PKRU: 55555554
[    2.990104] Call Trace:
[    2.990119]  <TASK>
[    2.990138]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.990161]  netif_state_change (net/core/dev.c:1605)
[    2.990181]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.990201]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.990225]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.990245]  process_one_work (kernel/workqueue.c:3314)
[    2.990264]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.990282]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.990306]  kthread (kernel/kthread.c:436)
[    2.990326]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.990345]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.990365]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.990385]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.015484] ------------[ cut here ]------------
| [    3.015531] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/306
| [    3.015590] Modules linked in:
| [    3.015673] Tainted: [W]=WARN
[    3.015692] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.015720] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.015746] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.015837] RSP: 0018:ff6ce33b407275f0 EFLAGS: 00010286
[    3.015864] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.015906] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189ae00
[    3.015949] RBP: 0000000000000000 R08: ff21a8fb01905050 R09: ff21a8fb067cd034
[    3.015986] R10: ff21a8fb071b5120 R11: fefefefefefefeff R12: 0000000000000000
[    3.016024] R13: 0000000000000010 R14: ff21a8fb071b5000 R15: ff21a8fb0189ae00
[    3.016068] FS:  00007ff5ca713840(0000) GS:ff21a8fb87a48000(0000) knlGS:0000000000000000
[    3.016110] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.016142] CR2: 000000000042ebe0 CR3: 0000000006623001 CR4: 0000000000771ef0
[    3.016186] PKRU: 55555554
[    3.016199] Call Trace:
[    3.016214]  <TASK>
[    3.016228]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.016248]  __dev_notify_flags (net/core/dev.c:9787)
[    3.016274]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    3.016296]  veth_newlink (drivers/net/veth.c:1871)
[    3.016322]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    3.016343]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.016371]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.016390]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    3.016420]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.016446]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.016468]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.016489]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.016511]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.016539]  ___sys_sendmsg (net/socket.c:2752)
[    3.016566]  __sys_sendmsg (net/socket.c:2784)
[    3.016590]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.016615]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.016642] RIP: 0033:0x7ff5ca94d08e
[    3.016661] 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
[    3.016749] RSP: 002b:00007ffe8525df20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.016791] RAX: ffffffffffffffda RBX: 00007ffe8525e6c8 RCX: 00007ff5ca94d08e
[    3.016833] RDX: 0000000000000000 RSI: 00007ffe8525dfd0 RDI: 0000000000000005
[    3.016878] RBP: 00007ffe8525df30 R08: 0000000000000000 R09: 0000000000000000
[    3.016919] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db79
[    3.016959] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8525e6a0
| [    3.017165] ------------[ cut here ]------------
| [    3.017191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/306
| [    3.017239] Modules linked in:
| [    3.017316] Tainted: [W]=WARN
[    3.017334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.017364] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.017390] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.017481] RSP: 0018:ff6ce33b40727870 EFLAGS: 00010286
[    3.017513] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.017555] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189ae00
[    3.017590] RBP: 0000000000000000 R08: ff21a8fb0494aad0 R09: ff21a8fb071d2030
[    3.017630] R10: ff21a8fb071b6120 R11: fefefefefefefeff R12: 0000000000000000
[    3.017676] R13: 0000000000000010 R14: ff21a8fb071b6000 R15: ff21a8fb0189ae00
[    3.017725] FS:  00007ff5ca713840(0000) GS:ff21a8fb87a48000(0000) knlGS:0000000000000000
[    3.017765] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.017801] CR2: 000000000042ebe0 CR3: 0000000006623001 CR4: 0000000000771ef0
[    3.017844] PKRU: 55555554
[    3.017858] Call Trace:
[    3.017873]  <TASK>
[    3.017886]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.017909]  __dev_notify_flags (net/core/dev.c:9787)
[    3.017935]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    3.017960]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    3.017983]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.018012]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.018036]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    3.018065]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.018093]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.018113]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.018136]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.018158]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.018183]  ___sys_sendmsg (net/socket.c:2752)
[    3.018206]  __sys_sendmsg (net/socket.c:2784)
[    3.018227]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.018248]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.018272] RIP: 0033:0x7ff5ca94d08e
[    3.018292] 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
[    3.018391] RSP: 002b:00007ffe8525df20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.018429] RAX: ffffffffffffffda RBX: 00007ffe8525e6c8 RCX: 00007ff5ca94d08e
[    3.018470] RDX: 0000000000000000 RSI: 00007ffe8525dfd0 RDI: 0000000000000005
[    3.018512] RBP: 00007ffe8525df30 R08: 0000000000000000 R09: 0000000000000000
[    3.018555] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db79
[    3.018593] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8525e6a0
| [    3.036424] ------------[ cut here ]------------
| [    3.036499] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/307
| [    3.036599] Modules linked in:
| [    3.036758] Tainted: [W]=WARN
[    3.036815] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.036889] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.036959] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.037092] RSP: 0018:ff6ce33b407276d8 EFLAGS: 00010286
[    3.037156] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.037236] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[    3.037315] RBP: 0000000000000000 R08: ff21a8fb01905050 R09: ff21a8fb071c9034
[    3.037389] R10: ff21a8fb071b5120 R11: fefefefefefefeff R12: ff6ce33b4072778c
[    3.037476] R13: 0000000000000011 R14: ff21a8fb071b5000 R15: ff21a8fb0189a000
[    3.037560] FS:  00007ff693e21840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    3.037644] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.037712] CR2: 00007ff6940f11a0 CR3: 00000000072b8006 CR4: 0000000000771ef0
[    3.037801] PKRU: 55555554
[    3.037852] Call Trace:
[    3.037903]  <TASK>
[    3.037955]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    3.038016]  __dev_change_net_namespace (net/core/dev.c:12635)
[    3.038086]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    3.038147]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    3.038209]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.038282]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.038344]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.038414]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.038485]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.038552]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.038614]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.038685]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.038747]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.038809]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.038870]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.038933]  ___sys_sendmsg (net/socket.c:2752)
[    3.038997]  __sys_sendmsg (net/socket.c:2784)
[    3.039059]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.039123]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.039195] RIP: 0033:0x7ff69405b08e
[    3.039256] 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
[    3.039418] RSP: 002b:00007ffc4c6f7240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.039514] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff69405b08e
[    3.039599] RDX: 0000000000000000 RSI: 00007ffc4c6f72f0 RDI: 0000000000000005
[    3.039689] RBP: 00007ffc4c6f7250 R08: 0000000000000000 R09: 0000000000000000
[    3.039773] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db79
[    3.039847] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4c6f79c0
| [    3.040118] ------------[ cut here ]------------
| [    3.040187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/307
| [    3.040273] Modules linked in:
| [    3.040438] Tainted: [W]=WARN
[    3.040493] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.040563] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.040635] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.040802] RSP: 0018:ff6ce33b407276c8 EFLAGS: 00010286
[    3.040874] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.040958] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[    3.041047] RBP: 0000000000000000 R08: ff21a8fb01905050 R09: ff21a8fb067cb034
[    3.041127] R10: ff21a8fb071b5120 R11: fefefefefefefeff R12: 0000000000000000
[    3.041217] R13: 0000000000000010 R14: ff21a8fb071b5000 R15: ff21a8fb0189a000
[    3.041308] FS:  00007ff693e21840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    3.041390] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.041467] CR2: 00007ff6940f11a0 CR3: 00000000072b8006 CR4: 0000000000771ef0
[    3.041553] PKRU: 55555554
[    3.041603] Call Trace:
[    3.041656]  <TASK>
[    3.041707]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.041767]  __dev_change_net_namespace (net/core/dev.c:12695)
[    3.041832]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    3.041894]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    3.041958]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.042033]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.042091]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.042154]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.042225]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.042287]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.042350]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.042429]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.042490]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.042559]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.042623]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.042699]  ___sys_sendmsg (net/socket.c:2752)
[    3.042762]  __sys_sendmsg (net/socket.c:2784)
[    3.042827]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.042890]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.042957] RIP: 0033:0x7ff69405b08e
[    3.043020] 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
[    3.043173] RSP: 002b:00007ffc4c6f7240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.043263] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff69405b08e
[    3.043350] RDX: 0000000000000000 RSI: 00007ffc4c6f72f0 RDI: 0000000000000005
[    3.043437] RBP: 00007ffc4c6f7250 R08: 0000000000000000 R09: 0000000000000000
[    3.043533] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db79
[    3.043622] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4c6f79c0
| [    3.053277] ------------[ cut here ]------------
| [    3.053307] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/310
| [    3.053361] Modules linked in:
| [    3.053444] Tainted: [W]=WARN
[    3.053466] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.053511] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.053538] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.053633] RSP: 0018:ff6ce33b4073f720 EFLAGS: 00010286
[    3.053661] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.053707] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb01db8d00
[    3.053744] RBP: 0000000000000000 R08: ff21a8fb0494aad0 R09: ff21a8fb06732030
[    3.053788] R10: ff21a8fb071b6120 R11: fefefefefefefeff R12: 0000000000000000
[    3.053825] R13: 0000000000000010 R14: ff21a8fb071b6000 R15: ff21a8fb01db8d00
[    3.053867] FS:  00007fb226275840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    3.053909] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.053945] CR2: 000000002a8ab988 CR3: 000000000723e003 CR4: 0000000000771ef0
[    3.053993] PKRU: 55555554
[    3.054006] Call Trace:
[    3.054022]  <TASK>
[    3.054038]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.054057]  __dev_notify_flags (net/core/dev.c:9787)
[    3.054078]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    3.054100]  netif_change_flags (net/core/dev.c:9820)
[    3.054122]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.054147]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.054177]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.054198]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.054220]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.054247]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.054269]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.054291]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.054319]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.054339]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.054360]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.054382]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.054406]  ___sys_sendmsg (net/socket.c:2752)
[    3.054427]  __sys_sendmsg (net/socket.c:2784)
[    3.054452]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.054473]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.054506] RIP: 0033:0x7fb2264af08e
[    3.054528] 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
[    3.054624] RSP: 002b:00007ffff1b12220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.054666] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb2264af08e
[    3.054704] RDX: 0000000000000000 RSI: 00007ffff1b122d0 RDI: 0000000000000005
[    3.054750] RBP: 00007ffff1b12230 R08: 0000000000000000 R09: 0000000000000000
[    3.054789] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db79
[    3.054824] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff1b129a0
| [    3.061443] ------------[ cut here ]------------
| [    3.061474] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/312
| [    3.061524] Modules linked in:
| [    3.061603] Tainted: [W]=WARN
[    3.061622] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.061654] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.061682] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.061773] RSP: 0018:ff6ce33b4074f870 EFLAGS: 00010286
[    3.061804] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.061845] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189b100
[    3.061887] RBP: 0000000000000000 R08: ff21a8fb01897ed0 R09: ff21a8fb071d7030
[    3.061926] R10: ff21a8fb06732120 R11: fefefefefefefeff R12: 0000000000000000
[    3.061964] R13: 0000000000000010 R14: ff21a8fb06732000 R15: ff21a8fb0189b100
[    3.062005] FS:  00007f16fe104840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    3.062045] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.062079] CR2: 00000000004a2860 CR3: 00000000072df005 CR4: 0000000000771ef0
[    3.062120] PKRU: 55555554
[    3.062133] Call Trace:
[    3.062149]  <TASK>
[    3.062162]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.062181]  __dev_notify_flags (net/core/dev.c:9787)
[    3.062203]  ? vrf_newlink (./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 drivers/net/vrf.c:1678)
[    3.062226]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    3.062254]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    3.062276]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.062302]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.062325]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    3.062355]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.062384]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.062407]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.062428]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.062449]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.062471]  ___sys_sendmsg (net/socket.c:2752)
[    3.062496]  __sys_sendmsg (net/socket.c:2784)
[    3.062520]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.062542]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.062574] RIP: 0033:0x7f16fe33e08e
[    3.062594] 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
[    3.062691] RSP: 002b:00007ffdf9cbd000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.062734] RAX: ffffffffffffffda RBX: 00007ffdf9cbd7a8 RCX: 00007f16fe33e08e
[    3.062770] RDX: 0000000000000000 RSI: 00007ffdf9cbd0b0 RDI: 0000000000000005
[    3.062811] RBP: 00007ffdf9cbd010 R08: 0000000000000000 R09: 0000000000000000
[    3.062845] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db79
[    3.062883] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf9cbd780
| [    3.066163] ------------[ cut here ]------------
| [    3.066233] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/313
| [    3.066326] Modules linked in:
| [    3.066515] Tainted: [W]=WARN
[    3.066574] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.066649] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.066718] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.066860] RSP: 0018:ff6ce33b40757720 EFLAGS: 00010286
[    3.066926] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.067007] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[    3.067087] RBP: 0000000000000000 R08: ff21a8fb01897ed0 R09: ff21a8fb067cb030
[    3.067169] R10: ff21a8fb06732120 R11: fefefefefefefeff R12: 0000000000000000
[    3.067249] R13: 0000000000000010 R14: ff21a8fb06732000 R15: ff21a8fb0189a000
[    3.067334] FS:  00007f9f7cae6840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    3.067425] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.067508] CR2: 0000000013161988 CR3: 000000000732e001 CR4: 0000000000771ef0
[    3.067590] PKRU: 55555554
[    3.067642] Call Trace:
[    3.067694]  <TASK>
[    3.067746]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.067809]  __dev_notify_flags (net/core/dev.c:9787)
[    3.067870]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    3.067930]  netif_change_flags (net/core/dev.c:9820)
[    3.067992]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.068052]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.068121]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.068182]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.068247]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.068315]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.068376]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.068444]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.068519]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.068581]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.068641]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.068701]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.068761]  ___sys_sendmsg (net/socket.c:2752)
[    3.068822]  __sys_sendmsg (net/socket.c:2784)
[    3.068882]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.068942]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.069008] RIP: 0033:0x7f9f7cd2008e
[    3.069066] 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
[    3.069204] RSP: 002b:00007ffd2200a660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.069284] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9f7cd2008e
[    3.069362] RDX: 0000000000000000 RSI: 00007ffd2200a710 RDI: 0000000000000005
[    3.069449] RBP: 00007ffd2200a670 R08: 0000000000000000 R09: 0000000000000000
[    3.069535] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db79
[    3.069615] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2200ade0
| [    3.081296] ------------[ cut here ]------------
| [    3.081370] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/316
| [    3.081469] Modules linked in:
| [    3.081628] Tainted: [W]=WARN
[    3.081685] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.081756] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.081823] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.081957] RSP: 0018:ff6ce33b4076f658 EFLAGS: 00010286
[    3.082023] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    3.082101] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a600
[    3.082178] RBP: 0000000000000000 R08: ff21a8fb01905050 R09: ff21a8fb067cb034
[    3.082256] R10: ff21a8fb071b5120 R11: fefefefefefefeff R12: 0000000000000000
[    3.082335] R13: 0000000000000010 R14: ff21a8fb071b5000 R15: ff21a8fb0189a600
[    3.082428] FS:  00007f2e3806e840(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[    3.082517] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.082591] CR2: 00000000004eb738 CR3: 0000000006628006 CR4: 0000000000771ef0
[    3.082676] PKRU: 55555554
[    3.082728] Call Trace:
[    3.082780]  <TASK>
[    3.082832]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    3.082891]  notifier_call_chain (kernel/notifier.c:85)
[    3.082954]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    3.083024]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[    3.083091]  vrf_add_slave (drivers/net/vrf.c:1027 drivers/net/vrf.c:1053)
[    3.083153]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[    3.083214]  do_set_master (net/core/rtnetlink.c:3011)
[    3.083275]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[    3.083356]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.083439]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.083511]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.083573]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.083644]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.083708]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.083771]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.083841]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.083902]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.083962]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.084025]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.084088]  ___sys_sendmsg (net/socket.c:2752)
[    3.084152]  __sys_sendmsg (net/socket.c:2784)
[    3.084212]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.084272]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.084342] RIP: 0033:0x7f2e382a808e
[    3.084411] 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
[    3.084582] RSP: 002b:00007ffd6d921f20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.084662] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2e382a808e
[    3.084739] RDX: 0000000000000000 RSI: 00007ffd6d921fd0 RDI: 0000000000000005
[    3.084817] RBP: 00007ffd6d921f30 R08: 0000000000000000 R09: 0000000000000000
[    3.084894] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db79
[    3.084972] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6d9226a0
| [    3.094464] ------------[ cut here ]------------
| [    3.094505] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/319
| [    3.094559] Modules linked in:
| [    3.094646] Tainted: [W]=WARN
[    3.094674] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.094711] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.094741] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.094841] RSP: 0018:ff6ce33b40787720 EFLAGS: 00010286
[    3.094872] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.094914] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189b100
[    3.094953] RBP: 0000000000000000 R08: ff21a8fb01905050 R09: ff21a8fb071d7034
[    3.094994] R10: ff21a8fb071b5120 R11: fefefefefefefeff R12: 0000000000000000
[    3.095037] R13: 0000000000000010 R14: ff21a8fb071b5000 R15: ff21a8fb0189b100
[    3.095083] FS:  00007fa3b2b13840(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    3.095127] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.095163] CR2: 000000000d205988 CR3: 0000000007241001 CR4: 0000000000771ef0
[    3.095209] PKRU: 55555554
[    3.095222] Call Trace:
[    3.095236]  <TASK>
[    3.095253]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.095274]  __dev_notify_flags (net/core/dev.c:9787)
[    3.095298]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    3.095322]  netif_change_flags (net/core/dev.c:9820)
[    3.095344]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.095365]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.095397]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.095425]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.095452]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.095481]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.095508]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.095535]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.095563]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.095586]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.095609]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.095630]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.095656]  ___sys_sendmsg (net/socket.c:2752)
[    3.095679]  __sys_sendmsg (net/socket.c:2784)
[    3.095700]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.095723]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.095755] RIP: 0033:0x7fa3b2d4d08e
[    3.095778] 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
[    3.095883] RSP: 002b:00007ffcb58add40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.095926] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa3b2d4d08e
[    3.095965] RDX: 0000000000000000 RSI: 00007ffcb58addf0 RDI: 0000000000000005
[    3.096008] RBP: 00007ffcb58add50 R08: 0000000000000000 R09: 0000000000000000
[    3.096055] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db79
[    3.096102] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb58ae4c0
| [    3.096306] ------------[ cut here ]------------
| [    3.096338] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 0/39
| [    3.096406] Modules linked in:
| [    3.096491] Tainted: [W]=WARN
[    3.096518] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.096561] Workqueue: events_unbound linkwatch_event
[    3.096589] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.096618] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.096727] RSP: 0018:ff6ce33b40163d50 EFLAGS: 00010286
[    3.096755] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    3.096799] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189b100
[    3.096843] RBP: 0000000000000000 R08: ff21a8fb01905050 R09: ff21a8fb071d7034
[    3.096893] R10: ff21a8fb071b5120 R11: fefefefefefefeff R12: 0000000000000000
[    3.096933] R13: 0000000000000010 R14: ff21a8fb071b5000 R15: ff21a8fb0189b100
[    3.096976] FS:  0000000000000000(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    3.097023] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.097057] CR2: 00007fa3b2be0574 CR3: 000000001b647002 CR4: 0000000000771ef0
[    3.097101] PKRU: 55555554
[    3.097115] Call Trace:
[    3.097128]  <TASK>
[    3.097143]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.097165]  netif_state_change (net/core/dev.c:1605)
[    3.097190]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    3.097210]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    3.097241]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    3.097266]  process_one_work (kernel/workqueue.c:3314)
[    3.097291]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.097313]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.097336]  kthread (kernel/kthread.c:436)
[    3.097364]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.097390]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.097417]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.097442]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.097554] ------------[ cut here ]------------
| [    3.097582] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 0/39
| [    3.097638] Modules linked in:
| [    3.097723] Tainted: [W]=WARN
[    3.097744] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.097780] Workqueue: events_unbound linkwatch_event
[    3.097810] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.097839] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.097937] RSP: 0018:ff6ce33b40163d50 EFLAGS: 00010286
[    3.097965] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    3.098007] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189b100
[    3.098050] RBP: 0000000000000000 R08: ff21a8fb0494aad0 R09: ff21a8fb071d7030
[    3.098092] R10: ff21a8fb071b6120 R11: fefefefefefefeff R12: 0000000000000000
[    3.098139] R13: 0000000000000010 R14: ff21a8fb071b6000 R15: ff21a8fb0189b100
[    3.098186] FS:  0000000000000000(0000) GS:ff21a8fb87bc8000(0000) knlGS:0000000000000000
[    3.098223] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.098259] CR2: 00007fa3b2be0574 CR3: 000000001b647002 CR4: 0000000000771ef0
[    3.098300] PKRU: 55555554
[    3.098315] Call Trace:
[    3.098333]  <TASK>
[    3.098349]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.098369]  netif_state_change (net/core/dev.c:1605)
[    3.098400]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    3.098429]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    3.098458]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    3.098479]  process_one_work (kernel/workqueue.c:3314)
[    3.098507]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.098531]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.098552]  kthread (kernel/kthread.c:436)
[    3.098580]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.098600]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.098622]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.098645]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.087450] ------------[ cut here ]------------
| [   79.087539] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.087640] Modules linked in:
| [   79.087806] Tainted: [W]=WARN
[   79.087861] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.087939] Workqueue: netns cleanup_net
[   79.088040] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.088135] 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
[   79.088279] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.088341] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.088473] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.088560] RBP: 0000000000000000 R08: ff21a8fb02fd97d0 R09: ff21a8fb06516030
[   79.088635] R10: ff21a8fb0650d120 R11: fefefefefefefeff R12: 0000000000000000
[   79.088711] R13: 0000000000000011 R14: ff21a8fb0650d000 R15: ff21a8fb0189a000
[   79.088795] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.088900] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.088973] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.089057] PKRU: 55555554
[   79.089109] Call Trace:
[   79.089163]  <TASK>
[   79.089242]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.089311]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.089372]  cleanup_net (net/core/net_namespace.c:702)
[   79.089436]  process_one_work (kernel/workqueue.c:3314)
[   79.089509]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.089596]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.089686]  kthread (kernel/kthread.c:436)
[   79.089755]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.089848]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.089939]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.090000]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.090280] ------------[ cut here ]------------
| [   79.090341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.090442] Modules linked in:
| [   79.090624] Tainted: [W]=WARN
[   79.090682] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.090761] Workqueue: netns cleanup_net
[   79.090822] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.090900] 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
[   79.091018] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.091085] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.091161] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.091271] RBP: 0000000000000000 R08: ff21a8fb02fd9a10 R09: ff21a8fb06505030
[   79.091340] R10: ff21a8fb06508120 R11: fefefefefefefeff R12: 0000000000000000
[   79.091432] R13: 0000000000000011 R14: ff21a8fb06508000 R15: ff21a8fb0189a000
[   79.091517] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.091629] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.091758] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.091849] PKRU: 55555554
[   79.091901] Call Trace:
[   79.091955]  <TASK>
[   79.092009]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.092106]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.092160]  cleanup_net (net/core/net_namespace.c:702)
[   79.092214]  process_one_work (kernel/workqueue.c:3314)
[   79.092286]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.092340]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.092449]  kthread (kernel/kthread.c:436)
[   79.092513]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.092573]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.092635]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.092700]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.093043] ------------[ cut here ]------------
| [   79.093141] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.093235] Modules linked in:
| [   79.093416] Tainted: [W]=WARN
[   79.093471] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.093542] Workqueue: netns cleanup_net
[   79.093603] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.093670] 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
[   79.093800] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.093861] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.093935] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.094044] RBP: 0000000000000000 R08: ff21a8fb01905610 R09: ff21a8fb06510034
[   79.094152] R10: ff21a8fb0650b120 R11: fefefefefefefeff R12: 0000000000000000
[   79.094236] R13: 0000000000000011 R14: ff21a8fb0650b000 R15: ff21a8fb0189a000
[   79.094313] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.094431] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.094527] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.094652] PKRU: 55555554
[   79.094702] Call Trace:
[   79.094758]  <TASK>
[   79.094847]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.094914]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.094971]  cleanup_net (net/core/net_namespace.c:702)
[   79.095032]  process_one_work (kernel/workqueue.c:3314)
[   79.095093]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.095155]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.095242]  kthread (kernel/kthread.c:436)
[   79.095304]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.095364]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.095435]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.095496]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.095745] ------------[ cut here ]------------
| [   79.095813] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.095900] Modules linked in:
| [   79.096042] Tainted: [W]=WARN
[   79.096101] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.096194] Workqueue: netns cleanup_net
[   79.096284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.096344] 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
[   79.096486] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.096550] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.096682] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.096769] RBP: 0000000000000000 R08: ff21a8fb04a43810 R09: ff21a8fb064f7830
[   79.096843] R10: ff21a8fb064fc120 R11: fefefefefefefeff R12: 0000000000000000
[   79.096933] R13: 0000000000000011 R14: ff21a8fb064fc000 R15: ff21a8fb0189a000
[   79.097039] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.097123] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.097192] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.097301] PKRU: 55555554
[   79.097353] Call Trace:
[   79.097412]  <TASK>
[   79.097464]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.097531]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.097593]  cleanup_net (net/core/net_namespace.c:702)
[   79.097653]  process_one_work (kernel/workqueue.c:3314)
[   79.097714]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.097779]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.097840]  kthread (kernel/kthread.c:436)
[   79.097901]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.097960]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.098018]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.098076]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.098314] ------------[ cut here ]------------
| [   79.098376] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.098484] Modules linked in:
| [   79.098629] Tainted: [W]=WARN
[   79.098686] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.098762] Workqueue: netns cleanup_net
[   79.098848] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.098916] 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
[   79.099038] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.099119] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.099231] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.099309] RBP: 0000000000000000 R08: ff21a8fb03302610 R09: ff21a8fb06501830
[   79.099429] R10: ff21a8fb064fd120 R11: fefefefefefefeff R12: 0000000000000000
[   79.099504] R13: 0000000000000011 R14: ff21a8fb064fd000 R15: ff21a8fb0189a000
[   79.099603] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.099704] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.099787] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.099885] PKRU: 55555554
[   79.099950] Call Trace:
[   79.099997]  <TASK>
[   79.100051]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.100118]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.100179]  cleanup_net (net/core/net_namespace.c:702)
[   79.100239]  process_one_work (kernel/workqueue.c:3314)
[   79.100299]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.100360]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.100428]  kthread (kernel/kthread.c:436)
[   79.100491]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.100586]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.100653]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.100718]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.110444] ------------[ cut here ]------------
| [   79.110517] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.110610] Modules linked in:
| [   79.110768] Tainted: [W]=WARN
[   79.110828] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.110903] Workqueue: netns cleanup_net
[   79.110964] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.111032] 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
[   79.111156] RSP: 0018:ff6ce33b40067be8 EFLAGS: 00010286
[   79.111218] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   79.111298] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.111380] RBP: 0000000000000000 R08: ff21a8fb0491ccd0 R09: ff21a8fb064fd034
[   79.111466] R10: ff21a8fb067b5120 R11: fefefefefefefeff R12: 0000000000000000
[   79.111548] R13: 0000000000000010 R14: ff21a8fb067b5000 R15: ff21a8fb0189a000
[   79.111624] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.111705] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.111783] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.111872] PKRU: 55555554
[   79.111922] Call Trace:
[   79.111973]  <TASK>
[   79.112025]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   79.112086]  notifier_call_chain (kernel/notifier.c:85)
[   79.112144]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   79.112210]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   79.112320]  vrf_dellink (drivers/net/vrf.c:1060 drivers/net/vrf.c:1629)
[   79.112386]  default_device_exit_batch (net/core/dev.c:13084)
[   79.112458]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.112516]  cleanup_net (net/core/net_namespace.c:702)
[   79.112573]  process_one_work (kernel/workqueue.c:3314)
[   79.112637]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.112702]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.112765]  kthread (kernel/kthread.c:436)
[   79.112825]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.112884]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.112941]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.113003]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.113279] ------------[ cut here ]------------
| [   79.113347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.113451] Modules linked in:
| [   79.113603] Tainted: [W]=WARN
[   79.113664] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.113735] Workqueue: netns cleanup_net
[   79.113804] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.113872] 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
[   79.114004] RSP: 0018:ff6ce33b40067be0 EFLAGS: 00010286
[   79.114068] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   79.114145] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.114224] RBP: 0000000000000000 R08: ff21a8fb0491ccd0 R09: ff21a8fb064fd034
[   79.114298] R10: ff21a8fb067b5120 R11: fefefefefefefeff R12: 0000000000000000
[   79.114378] R13: 0000000000000010 R14: ff21a8fb067b5000 R15: ff21a8fb0189a000
[   79.114466] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.114548] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.114619] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.114699] PKRU: 55555554
[   79.114758] Call Trace:
[   79.114808]  <TASK>
[   79.114857]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.114919]  __dev_notify_flags (net/core/dev.c:9787)
[   79.114980]  netif_change_flags (net/core/dev.c:9820)
[   79.115041]  dev_change_flags (net/core/dev_api.c:68)
[   79.115099]  cycle_netdev (drivers/net/vrf.c:1001)
[   79.115162]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   79.115222]  default_device_exit_batch (net/core/dev.c:13084)
[   79.115287]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.115346]  cleanup_net (net/core/net_namespace.c:702)
[   79.115418]  process_one_work (kernel/workqueue.c:3314)
[   79.115477]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.115536]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.115593]  kthread (kernel/kthread.c:436)
[   79.115653]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.115715]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.115786]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.115853]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.116069] ------------[ cut here ]------------
| [   79.116137] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.116233] Modules linked in:
| [   79.116414] Tainted: [W]=WARN
[   79.116478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.116559] Workqueue: netns cleanup_net
[   79.116623] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.116691] 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
[   79.116834] RSP: 0018:ff6ce33b40067be0 EFLAGS: 00010286
[   79.116928] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   79.117005] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.117080] RBP: 0000000000000000 R08: ff21a8fb0491ccd0 R09: ff21a8fb064fd034
[   79.117156] R10: ff21a8fb067b5120 R11: fefefefefefefeff R12: 0000000000000000
[   79.117231] R13: 0000000000000010 R14: ff21a8fb067b5000 R15: ff21a8fb0189a000
[   79.117311] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.117388] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.117467] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.117544] PKRU: 55555554
[   79.117594] Call Trace:
[   79.117645]  <TASK>
[   79.117697]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.117766]  __dev_notify_flags (net/core/dev.c:9787)
[   79.117831]  netif_change_flags (net/core/dev.c:9820)
[   79.117892]  dev_change_flags (net/core/dev_api.c:68)
[   79.117955]  cycle_netdev (drivers/net/vrf.c:1003)
[   79.118019]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   79.118078]  default_device_exit_batch (net/core/dev.c:13084)
[   79.118144]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.118205]  cleanup_net (net/core/net_namespace.c:702)
[   79.118264]  process_one_work (kernel/workqueue.c:3314)
[   79.118328]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.118388]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.118454]  kthread (kernel/kthread.c:436)
[   79.118514]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.118575]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.118637]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.118697]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.118928] ------------[ cut here ]------------
| [   79.118988] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.119078] Modules linked in:
| [   79.119226] Tainted: [W]=WARN
[   79.119282] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.119355] Workqueue: netns cleanup_net
[   79.119438] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.119505] 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
[   79.119625] RSP: 0018:ff6ce33b40067be8 EFLAGS: 00010286
[   79.119688] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   79.119774] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.119888] RBP: 0000000000000000 R08: ff21a8fb018d8ad0 R09: ff21a8fb064fd034
[   79.119971] R10: ff21a8fb06545120 R11: fefefefefefefeff R12: 0000000000000000
[   79.120048] R13: 0000000000000010 R14: ff21a8fb06545000 R15: ff21a8fb0189a000
[   79.120164] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.120242] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.120305] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.120385] PKRU: 55555554
[   79.120452] Call Trace:
[   79.120505]  <TASK>
[   79.120560]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   79.120614]  notifier_call_chain (kernel/notifier.c:85)
[   79.120667]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   79.120776]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   79.120844]  vrf_dellink (drivers/net/vrf.c:1060 drivers/net/vrf.c:1629)
[   79.120904]  default_device_exit_batch (net/core/dev.c:13084)
[   79.120970]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.121030]  cleanup_net (net/core/net_namespace.c:702)
[   79.121085]  process_one_work (kernel/workqueue.c:3314)
[   79.121149]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.121208]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.121269]  kthread (kernel/kthread.c:436)
[   79.121330]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.121390]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.121463]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.121524]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.121752] ------------[ cut here ]------------
| [   79.121818] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.121907] Modules linked in:
| [   79.122064] Tainted: [W]=WARN
[   79.122151] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.122222] Workqueue: netns cleanup_net
[   79.122276] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.122336] 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
[   79.122469] RSP: 0018:ff6ce33b40067be0 EFLAGS: 00010286
[   79.122532] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   79.122666] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.122780] RBP: 0000000000000000 R08: ff21a8fb018d8ad0 R09: ff21a8fb064fd034
[   79.122864] R10: ff21a8fb06545120 R11: fefefefefefefeff R12: 0000000000000000
[   79.122937] R13: 0000000000000010 R14: ff21a8fb06545000 R15: ff21a8fb0189a000
[   79.123018] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.123128] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.123193] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.123272] PKRU: 55555554
[   79.123315] Call Trace:
[   79.123362]  <TASK>
[   79.123421]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.123480]  __dev_notify_flags (net/core/dev.c:9787)
[   79.123544]  netif_change_flags (net/core/dev.c:9820)
[   79.123598]  dev_change_flags (net/core/dev_api.c:68)
[   79.123655]  cycle_netdev (drivers/net/vrf.c:1001)
[   79.123717]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   79.123789]  default_device_exit_batch (net/core/dev.c:13084)
[   79.123892]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.123951]  cleanup_net (net/core/net_namespace.c:702)
[   79.124005]  process_one_work (kernel/workqueue.c:3314)
[   79.124062]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.124135]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.124237]  kthread (kernel/kthread.c:436)
[   79.124297]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.124366]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.124429]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.124490]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.124700] ------------[ cut here ]------------
| [   79.124770] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.124910] Modules linked in:
| [   79.125063] Tainted: [W]=WARN
[   79.125154] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.125228] Workqueue: netns cleanup_net
[   79.125313] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.125379] 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
[   79.125509] RSP: 0018:ff6ce33b40067be0 EFLAGS: 00010286
[   79.125571] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   79.125648] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.125725] RBP: 0000000000000000 R08: ff21a8fb018d8ad0 R09: ff21a8fb064fd034
[   79.125820] R10: ff21a8fb06545120 R11: fefefefefefefeff R12: 0000000000000000
[   79.125894] R13: 0000000000000010 R14: ff21a8fb06545000 R15: ff21a8fb0189a000
[   79.125976] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.126081] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.126185] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.126273] PKRU: 55555554
[   79.126360] Call Trace:
[   79.126429]  <TASK>
[   79.126482]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.126574]  __dev_notify_flags (net/core/dev.c:9787)
[   79.126636]  netif_change_flags (net/core/dev.c:9820)
[   79.126696]  dev_change_flags (net/core/dev_api.c:68)
[   79.126760]  cycle_netdev (drivers/net/vrf.c:1003)
[   79.126826]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   79.126912]  default_device_exit_batch (net/core/dev.c:13084)
[   79.127002]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.127063]  cleanup_net (net/core/net_namespace.c:702)
[   79.127123]  process_one_work (kernel/workqueue.c:3314)
[   79.127176]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.127229]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.127284]  kthread (kernel/kthread.c:436)
[   79.127343]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.127398]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.127462]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.127517]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.127732] ------------[ cut here ]------------
| [   79.127805] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.127906] Modules linked in:
| [   79.128050] Tainted: [W]=WARN
[   79.128134] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.128257] Workqueue: netns cleanup_net
[   79.128310] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.128378] 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
[   79.128527] RSP: 0018:ff6ce33b40067c08 EFLAGS: 00010286
[   79.128631] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   79.128709] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.128794] RBP: 0000000000000000 R08: ff21a8fb018dd410 R09: ff21a8fb064fd030
[   79.128871] R10: ff21a8fb067be120 R11: fefefefefefefeff R12: 0000000000000000
[   79.128951] R13: 0000000000000010 R14: ff21a8fb067be000 R15: ff21a8fb0189a000
[   79.129059] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.129139] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.129209] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.129287] PKRU: 55555554
[   79.130838] Call Trace:
[   79.130889]  <TASK>
[   79.130977]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.131065]  netif_close_many (net/core/dev.c:1804)
[   79.131123]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   79.131186]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   79.131249]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.131311]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.131369]  cleanup_net (net/core/net_namespace.c:702)
[   79.131435]  process_one_work (kernel/workqueue.c:3314)
[   79.131532]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.131629]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.131687]  kthread (kernel/kthread.c:436)
[   79.131761]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.131820]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.131876]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.131964]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.132163] ------------[ cut here ]------------
| [   79.132227] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.132324] Modules linked in:
| [   79.132516] Tainted: [W]=WARN
[   79.132568] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.132664] Workqueue: netns cleanup_net
[   79.132728] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.132797] 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
[   79.132921] RSP: 0018:ff6ce33b40067c08 EFLAGS: 00010286
[   79.133011] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   79.133086] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.133164] RBP: 0000000000000000 R08: ff21a8fb0491ccd0 R09: ff21a8fb064fd034
[   79.133235] R10: ff21a8fb067b5120 R11: fefefefefefefeff R12: 0000000000000000
[   79.133315] R13: 0000000000000010 R14: ff21a8fb067b5000 R15: ff21a8fb0189a000
[   79.133431] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.133546] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.133641] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.133747] PKRU: 55555554
[   79.133795] Call Trace:
[   79.133844]  <TASK>
[   79.133893]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.133951]  netif_close_many (net/core/dev.c:1804)
[   79.134065]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   79.134130]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   79.134194]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.134262]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.134318]  cleanup_net (net/core/net_namespace.c:702)
[   79.134376]  process_one_work (kernel/workqueue.c:3314)
[   79.134437]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.134493]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.134549]  kthread (kernel/kthread.c:436)
[   79.134605]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.134661]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.134717]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.134779]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.134985] ------------[ cut here ]------------
| [   79.135043] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.135133] Modules linked in:
| [   79.135283] Tainted: [W]=WARN
[   79.135342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.135452] Workqueue: netns cleanup_net
[   79.135507] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.135599] 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
[   79.135732] RSP: 0018:ff6ce33b40067c08 EFLAGS: 00010286
[   79.135806] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   79.135885] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.135961] RBP: 0000000000000000 R08: ff21a8fb0494a490 R09: ff21a8fb064fd030
[   79.136037] R10: ff21a8fb067b6120 R11: fefefefefefefeff R12: 0000000000000000
[   79.136141] R13: 0000000000000010 R14: ff21a8fb067b6000 R15: ff21a8fb0189a000
[   79.136250] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.136356] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.136447] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.136535] PKRU: 55555554
[   79.136596] Call Trace:
[   79.136645]  <TASK>
[   79.136694]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.136758]  netif_close_many (net/core/dev.c:1804)
[   79.136819]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   79.136881]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   79.136946]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.137039]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.137097]  cleanup_net (net/core/net_namespace.c:702)
[   79.137155]  process_one_work (kernel/workqueue.c:3314)
[   79.137213]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.137269]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.137322]  kthread (kernel/kthread.c:436)
[   79.137378]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.137451]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.137508]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.137564]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.137768] ------------[ cut here ]------------
| [   79.137826] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.137915] Modules linked in:
| [   79.138089] Tainted: [W]=WARN
[   79.138154] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.138228] Workqueue: netns cleanup_net
[   79.138286] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.138350] 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
[   79.138489] RSP: 0018:ff6ce33b40067c08 EFLAGS: 00010286
[   79.138555] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   79.138769] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.138844] RBP: 0000000000000000 R08: ff21a8fb04a2bd10 R09: ff21a8fb064fd030
[   79.138950] R10: ff21a8fb06556120 R11: fefefefefefefeff R12: 0000000000000000
[   79.139054] R13: 0000000000000010 R14: ff21a8fb06556000 R15: ff21a8fb0189a000
[   79.139164] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.139274] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.139350] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.139440] PKRU: 55555554
[   79.139489] Call Trace:
[   79.139538]  <TASK>
[   79.139587]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.139672]  netif_close_many (net/core/dev.c:1804)
[   79.139729]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   79.139850]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   79.139916]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.139977]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.140070]  cleanup_net (net/core/net_namespace.c:702)
[   79.140128]  process_one_work (kernel/workqueue.c:3314)
[   79.140187]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.140247]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.140332]  kthread (kernel/kthread.c:436)
[   79.140391]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.140452]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.140508]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.140565]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.140780] ------------[ cut here ]------------
| [   79.140869] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.140963] Modules linked in:
| [   79.141113] Tainted: [W]=WARN
[   79.141167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.141238] Workqueue: netns cleanup_net
[   79.141295] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.141357] 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
[   79.141520] RSP: 0018:ff6ce33b40067c08 EFLAGS: 00010286
[   79.141582] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   79.141670] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.141752] RBP: 0000000000000000 R08: ff21a8fb018d8ad0 R09: ff21a8fb064fd034
[   79.141870] R10: ff21a8fb06545120 R11: fefefefefefefeff R12: 0000000000000000
[   79.141949] R13: 0000000000000010 R14: ff21a8fb06545000 R15: ff21a8fb0189a000
[   79.142055] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.142135] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.142206] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.142306] PKRU: 55555554
[   79.142355] Call Trace:
[   79.142412]  <TASK>
[   79.142470]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.142567]  netif_close_many (net/core/dev.c:1804)
[   79.142630]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   79.142695]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   79.142812]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.142874]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.142961]  cleanup_net (net/core/net_namespace.c:702)
[   79.143019]  process_one_work (kernel/workqueue.c:3314)
[   79.143076]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.143171]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.143237]  kthread (kernel/kthread.c:436)
[   79.143296]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.143348]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.143422]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.143507]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.143720] ------------[ cut here ]------------
| [   79.143802] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.143900] Modules linked in:
| [   79.144080] Tainted: [W]=WARN
[   79.144136] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.144208] Workqueue: netns cleanup_net
[   79.144265] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.144326] 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
[   79.144471] RSP: 0018:ff6ce33b40067c08 EFLAGS: 00010286
[   79.144536] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   79.144613] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.144711] RBP: 0000000000000000 R08: ff21a8fb033213d0 R09: ff21a8fb064fd030
[   79.144793] R10: ff21a8fb06546120 R11: fefefefefefefeff R12: 0000000000000000
[   79.144871] R13: 0000000000000010 R14: ff21a8fb06546000 R15: ff21a8fb0189a000
[   79.144953] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.145063] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.145161] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.145241] PKRU: 55555554
[   79.145326] Call Trace:
[   79.145375]  <TASK>
[   79.145432]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.145484]  netif_close_many (net/core/dev.c:1804)
[   79.145539]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   79.145608]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   79.145672]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.145731]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.145793]  cleanup_net (net/core/net_namespace.c:702)
[   79.145846]  process_one_work (kernel/workqueue.c:3314)
[   79.145902]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.145987]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.146045]  kthread (kernel/kthread.c:436)
[   79.146102]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.146160]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.146221]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.146328]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.146629] ------------[ cut here ]------------
| [   79.146700] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.146802] Modules linked in:
| [   79.146968] Tainted: [W]=WARN
[   79.147018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.147089] Workqueue: netns cleanup_net
[   79.147177] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.147285] 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
[   79.147433] RSP: 0018:ff6ce33b40067c08 EFLAGS: 00010286
[   79.147527] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   79.147640] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.147769] RBP: 0000000000000000 R08: ff21a8fb04a4bd90 R09: ff21a8fb064fd030
[   79.147852] R10: ff21a8fb0314b120 R11: fefefefefefefeff R12: 0000000000000000
[   79.147962] R13: 0000000000000010 R14: ff21a8fb0314b000 R15: ff21a8fb0189a000
[   79.148050] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.148173] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.148284] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.148364] PKRU: 55555554
[   79.148425] Call Trace:
[   79.148473]  <TASK>
[   79.148524]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.148582]  netif_close_many (net/core/dev.c:1804)
[   79.148638]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   79.148701]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   79.148770]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.148832]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.148889]  cleanup_net (net/core/net_namespace.c:702)
[   79.148944]  process_one_work (kernel/workqueue.c:3314)
[   79.149000]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.149056]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.149111]  kthread (kernel/kthread.c:436)
[   79.149166]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.149223]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.149279]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.149336]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.149539] ------------[ cut here ]------------
| [   79.149628] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.149757] Modules linked in:
| [   79.149903] Tainted: [W]=WARN
[   79.149957] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.150051] Workqueue: netns cleanup_net
[   79.150129] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.150218] 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
[   79.150385] RSP: 0018:ff6ce33b40067c08 EFLAGS: 00010286
[   79.150490] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   79.150569] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.150652] RBP: 0000000000000000 R08: ff21a8fb04a43790 R09: ff21a8fb064fd030
[   79.150728] R10: ff21a8fb0314a120 R11: fefefefefefefeff R12: 0000000000000000
[   79.150843] R13: 0000000000000010 R14: ff21a8fb0314a000 R15: ff21a8fb0189a000
[   79.150917] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.151007] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.151077] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.151154] PKRU: 55555554
[   79.151228] Call Trace:
[   79.151292]  <TASK>
[   79.151342]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.151418]  netif_close_many (net/core/dev.c:1804)
[   79.151476]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   79.151539]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   79.151604]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.151667]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.151735]  cleanup_net (net/core/net_namespace.c:702)
[   79.151801]  process_one_work (kernel/workqueue.c:3314)
[   79.151863]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.151928]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.151979]  kthread (kernel/kthread.c:436)
[   79.152037]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.152094]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.152151]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.152207]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.152469] ------------[ cut here ]------------
| [   79.152530] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.152623] Modules linked in:
| [   79.152795] Tainted: [W]=WARN
[   79.152850] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.152952] Workqueue: netns cleanup_net
[   79.153008] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.153099] 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
[   79.153228] RSP: 0018:ff6ce33b40067c08 EFLAGS: 00010286
[   79.153296] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   79.153374] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.153481] RBP: 0000000000000000 R08: ff21a8fb03302510 R09: ff21a8fb064fd02c
[   79.153569] R10: ff21a8fb064f8120 R11: fefefefefefefeff R12: 0000000000000000
[   79.153642] R13: 0000000000000010 R14: ff21a8fb064f8000 R15: ff21a8fb0189a000
[   79.153766] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.153841] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.153937] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.154016] PKRU: 55555554
[   79.154062] Call Trace:
[   79.154112]  <TASK>
[   79.154162]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.154219]  netif_close_many (net/core/dev.c:1804)
[   79.154278]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   79.154345]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   79.154453]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.154521]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.154628]  cleanup_net (net/core/net_namespace.c:702)
[   79.154681]  process_one_work (kernel/workqueue.c:3314)
[   79.154747]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.154803]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.154859]  kthread (kernel/kthread.c:436)
[   79.154914]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.154985]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.155045]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.155098]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.155368] ------------[ cut here ]------------
| [   79.155451] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.155557] Modules linked in:
| [   79.155705] Tainted: [W]=WARN
[   79.155765] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.155843] Workqueue: netns cleanup_net
[   79.155930] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.156030] 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
[   79.156207] RSP: 0018:ff6ce33b40067c78 EFLAGS: 00010286
[   79.156270] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.156389] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.156511] RBP: 0000000000000000 R08: ff21a8fb018dd410 R09: ff21a8fb067c4830
[   79.156614] R10: ff21a8fb067be120 R11: fefefefefefefeff R12: 0000000000000000
[   79.156694] R13: 0000000000000011 R14: ff21a8fb067be000 R15: ff21a8fb0189a000
[   79.156820] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.156908] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.156972] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.157061] PKRU: 55555554
[   79.157110] Call Trace:
[   79.157159]  <TASK>
[   79.157218]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.157281]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.157371]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.157463]  cleanup_net (net/core/net_namespace.c:702)
[   79.157519]  process_one_work (kernel/workqueue.c:3314)
[   79.157575]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.157660]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.157716]  kthread (kernel/kthread.c:436)
[   79.157780]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.157868]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.157927]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.157984]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.158250] ------------[ cut here ]------------
| [   79.158314] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.158419] Modules linked in:
| [   79.158563] Tainted: [W]=WARN
[   79.158618] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.158689] Workqueue: netns cleanup_net
[   79.158754] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.158817] 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
[   79.158948] RSP: 0018:ff6ce33b40067c78 EFLAGS: 00010286
[   79.159010] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.159114] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.159190] RBP: 0000000000000000 R08: ff21a8fb0491ccd0 R09: ff21a8fb065e2034
[   79.159265] R10: ff21a8fb067b5120 R11: fefefefefefefeff R12: 0000000000000000
[   79.159341] R13: 0000000000000011 R14: ff21a8fb067b5000 R15: ff21a8fb0189a000
[   79.159429] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.159507] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.159613] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.159691] PKRU: 55555554
[   79.159773] Call Trace:
[   79.159820]  <TASK>
[   79.159868]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.159934]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.160002]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.160056]  cleanup_net (net/core/net_namespace.c:702)
[   79.160113]  process_one_work (kernel/workqueue.c:3314)
[   79.160167]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.160223]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.160280]  kthread (kernel/kthread.c:436)
[   79.160342]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.160396]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.160459]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.160511]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.160760] ------------[ cut here ]------------
| [   79.160836] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.160952] Modules linked in:
| [   79.161129] Tainted: [W]=WARN
[   79.161181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.161245] Workqueue: netns cleanup_net
[   79.161301] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.161391] 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
[   79.161532] RSP: 0018:ff6ce33b40067c78 EFLAGS: 00010286
[   79.161625] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.161697] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.161810] RBP: 0000000000000000 R08: ff21a8fb0494a490 R09: ff21a8fb065e3030
[   79.161887] R10: ff21a8fb067b6120 R11: fefefefefefefeff R12: 0000000000000000
[   79.161999] R13: 0000000000000011 R14: ff21a8fb067b6000 R15: ff21a8fb0189a000
[   79.162108] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.162187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.162258] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.162348] PKRU: 55555554
[   79.162431] Call Trace:
[   79.162490]  <TASK>
[   79.162540]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.162604]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.162669]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.162760]  cleanup_net (net/core/net_namespace.c:702)
[   79.162814]  process_one_work (kernel/workqueue.c:3314)
[   79.162871]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.162927]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.162982]  kthread (kernel/kthread.c:436)
[   79.163038]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.163094]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.163150]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.163206]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.163449] ------------[ cut here ]------------
| [   79.163510] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.163601] Modules linked in:
| [   79.163756] Tainted: [W]=WARN
[   79.163811] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.163880] Workqueue: netns cleanup_net
[   79.163948] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.164042] 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
[   79.164177] RSP: 0018:ff6ce33b40067c78 EFLAGS: 00010286
[   79.164240] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.164364] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.164462] RBP: 0000000000000000 R08: ff21a8fb04a2bd10 R09: ff21a8fb06549030
[   79.164551] R10: ff21a8fb06556120 R11: fefefefefefefeff R12: 0000000000000000
[   79.164656] R13: 0000000000000011 R14: ff21a8fb06556000 R15: ff21a8fb0189a000
[   79.164735] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.164821] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.164893] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.164969] PKRU: 55555554
[   79.165045] Call Trace:
[   79.165092]  <TASK>
[   79.165141]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.165202]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.165268]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.165321]  cleanup_net (net/core/net_namespace.c:702)
[   79.165389]  process_one_work (kernel/workqueue.c:3314)
[   79.165491]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.165574]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.165629]  kthread (kernel/kthread.c:436)
[   79.165684]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.165747]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.165805]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.165861]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.166098] ------------[ cut here ]------------
| [   79.166162] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.166257] Modules linked in:
| [   79.166441] Tainted: [W]=WARN
[   79.166496] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.166603] Workqueue: netns cleanup_net
[   79.166659] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.166754] 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
[   79.166885] RSP: 0018:ff6ce33b40067c78 EFLAGS: 00010286
[   79.166945] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.167062] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.167161] RBP: 0000000000000000 R08: ff21a8fb018d8ad0 R09: ff21a8fb02015034
[   79.167268] R10: ff21a8fb06545120 R11: fefefefefefefeff R12: 0000000000000000
[   79.167348] R13: 0000000000000011 R14: ff21a8fb06545000 R15: ff21a8fb0189a000
[   79.167468] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.167575] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.167644] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.167725] PKRU: 55555554
[   79.167781] Call Trace:
[   79.167830]  <TASK>
[   79.167883]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.167951]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.168017]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.168075]  cleanup_net (net/core/net_namespace.c:702)
[   79.168129]  process_one_work (kernel/workqueue.c:3314)
[   79.168185]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.168240]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.168296]  kthread (kernel/kthread.c:436)
[   79.168350]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.168412]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.168479]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.168565]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.168879] ------------[ cut here ]------------
| [   79.168941] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.169032] Modules linked in:
| [   79.169179] Tainted: [W]=WARN
[   79.169244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.169310] Workqueue: netns cleanup_net
[   79.169367] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.169461] 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
[   79.169595] RSP: 0018:ff6ce33b40067c78 EFLAGS: 00010286
[   79.169663] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.169785] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.169858] RBP: 0000000000000000 R08: ff21a8fb033213d0 R09: ff21a8fb0303f030
[   79.169935] R10: ff21a8fb06546120 R11: fefefefefefefeff R12: 0000000000000000
[   79.170019] R13: 0000000000000011 R14: ff21a8fb06546000 R15: ff21a8fb0189a000
[   79.170101] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.170183] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.170253] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.170331] PKRU: 55555554
[   79.170383] Call Trace:
[   79.170436]  <TASK>
[   79.170512]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.170576]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.170640]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.170697]  cleanup_net (net/core/net_namespace.c:702)
[   79.170764]  process_one_work (kernel/workqueue.c:3314)
[   79.170824]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.170910]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.171002]  kthread (kernel/kthread.c:436)
[   79.171092]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.171170]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.171241]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.171319]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.171618] ------------[ cut here ]------------
| [   79.171691] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.171838] Modules linked in:
| [   79.172020] Tainted: [W]=WARN
[   79.172077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.172147] Workqueue: netns cleanup_net
[   79.172255] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.172346] 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
[   79.172559] RSP: 0018:ff6ce33b40067c78 EFLAGS: 00010286
[   79.172659] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.172783] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.172909] RBP: 0000000000000000 R08: ff21a8fb04a4bd90 R09: ff21a8fb03159030
[   79.173024] R10: ff21a8fb0314b120 R11: fefefefefefefeff R12: 0000000000000000
[   79.173142] R13: 0000000000000011 R14: ff21a8fb0314b000 R15: ff21a8fb0189a000
[   79.173242] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.173346] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.173454] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.173541] PKRU: 55555554
[   79.173620] Call Trace:
[   79.173668]  <TASK>
[   79.173716]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.173787]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.173853]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.173916]  cleanup_net (net/core/net_namespace.c:702)
[   79.173993]  process_one_work (kernel/workqueue.c:3314)
[   79.174091]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.174157]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.174214]  kthread (kernel/kthread.c:436)
[   79.174269]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.174325]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.174381]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.174447]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.174704] ------------[ cut here ]------------
| [   79.174791] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.174882] Modules linked in:
| [   79.175026] Tainted: [W]=WARN
[   79.175080] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.175152] Workqueue: netns cleanup_net
[   79.175213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.175280] 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
[   79.175421] RSP: 0018:ff6ce33b40067c78 EFLAGS: 00010286
[   79.175485] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.175563] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.175638] RBP: 0000000000000000 R08: ff21a8fb04a43790 R09: ff21a8fb06513030
[   79.175713] R10: ff21a8fb0314a120 R11: fefefefefefefeff R12: 0000000000000000
[   79.175796] R13: 0000000000000011 R14: ff21a8fb0314a000 R15: ff21a8fb0189a000
[   79.175876] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.175954] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.176027] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.176110] PKRU: 55555554
[   79.176158] Call Trace:
[   79.176206]  <TASK>
[   79.176254]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.176317]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.176381]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.176442]  cleanup_net (net/core/net_namespace.c:702)
[   79.176499]  process_one_work (kernel/workqueue.c:3314)
[   79.176555]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.176612]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.176667]  kthread (kernel/kthread.c:436)
[   79.176724]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.176787]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.176844]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.176902]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.177149] ------------[ cut here ]------------
| [   79.177215] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.177305] Modules linked in:
| [   79.177479] Tainted: [W]=WARN
[   79.177545] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.177622] Workqueue: netns cleanup_net
[   79.177683] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.177753] 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
[   79.177883] RSP: 0018:ff6ce33b40067c78 EFLAGS: 00010286
[   79.177945] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.178023] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.178098] RBP: 0000000000000000 R08: ff21a8fb03302510 R09: ff21a8fb0650302c
[   79.178172] R10: ff21a8fb064f8120 R11: fefefefefefefeff R12: 0000000000000000
[   79.178247] R13: 0000000000000011 R14: ff21a8fb064f8000 R15: ff21a8fb0189a000
[   79.178326] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.178412] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.178482] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.178560] PKRU: 55555554
[   79.178607] Call Trace:
[   79.178655]  <TASK>
[   79.178704]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.178773]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.178835]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.178897]  cleanup_net (net/core/net_namespace.c:702)
[   79.178954]  process_one_work (kernel/workqueue.c:3314)
[   79.179016]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.179075]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.179132]  kthread (kernel/kthread.c:436)
[   79.179199]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.179256]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.179312]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.179368]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.221554] ------------[ cut here ]------------
| [   79.221710] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.221840] Modules linked in:
| [   79.221997] Tainted: [W]=WARN
[   79.222057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.222130] Workqueue: netns cleanup_net
[   79.222191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.222258] 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
[   79.222390] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.222466] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.222546] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.222625] RBP: 0000000000000000 R08: ff21a8fb0491ce50 R09: ff21a8fb071ae030
[   79.222703] R10: ff21a8fb071b1120 R11: fefefefefefefeff R12: 0000000000000000
[   79.222788] R13: 0000000000000011 R14: ff21a8fb071b1000 R15: ff21a8fb0189a000
[   79.222870] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.222951] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.223022] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.223104] PKRU: 55555554
[   79.223155] Call Trace:
[   79.223209]  <TASK>
[   79.223263]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.223334]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.223396]  cleanup_net (net/core/net_namespace.c:702)
[   79.223467]  process_one_work (kernel/workqueue.c:3314)
[   79.223527]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.223588]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.223648]  kthread (kernel/kthread.c:436)
[   79.223710]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.223774]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.223835]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.223897]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.224174] ------------[ cut here ]------------
| [   79.224239] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.224335] Modules linked in:
| [   79.224501] Tainted: [W]=WARN
[   79.225392] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.225476] Workqueue: netns cleanup_net
[   79.225537] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.225606] 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
[   79.225748] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.225814] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.225892] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.225969] RBP: 0000000000000000 R08: ff21a8fb0491cd50 R09: ff21a8fb071b9030
[   79.226048] R10: ff21a8fb071a4120 R11: fefefefefefefeff R12: 0000000000000000
[   79.226125] R13: 0000000000000011 R14: ff21a8fb071a4000 R15: ff21a8fb0189a000
[   79.226206] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.226287] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.226362] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.226449] PKRU: 55555554
[   79.226500] Call Trace:
[   79.226583]  <TASK>
[   79.226637]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.226707]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.226773]  cleanup_net (net/core/net_namespace.c:702)
[   79.226836]  process_one_work (kernel/workqueue.c:3314)
[   79.226897]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.226957]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.227018]  kthread (kernel/kthread.c:436)
[   79.227078]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.227139]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.227200]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.227261]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.227527] ------------[ cut here ]------------
| [   79.227593] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.227688] Modules linked in:
| [   79.227845] Tainted: [W]=WARN
[   79.227902] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.227974] Workqueue: netns cleanup_net
[   79.228034] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.228099] 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
[   79.228233] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.228299] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.228378] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.228468] RBP: 0000000000000000 R08: ff21a8fb04a4b290 R09: ff21a8fb071a8034
[   79.228547] R10: ff21a8fb071a7120 R11: fefefefefefefeff R12: 0000000000000000
[   79.228625] R13: 0000000000000011 R14: ff21a8fb071a7000 R15: ff21a8fb0189a000
[   79.228707] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.228827] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.228901] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.228993] PKRU: 55555554
[   79.229045] Call Trace:
[   79.229096]  <TASK>
[   79.229148]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.229216]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.229277]  cleanup_net (net/core/net_namespace.c:702)
[   79.229338]  process_one_work (kernel/workqueue.c:3314)
[   79.229399]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.229469]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.229528]  kthread (kernel/kthread.c:436)
[   79.229588]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.229648]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.229707]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.229827]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.230077] ------------[ cut here ]------------
| [   79.230141] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.230234] Modules linked in:
| [   79.230385] Tainted: [W]=WARN
[   79.230450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.230521] Workqueue: netns cleanup_net
[   79.230582] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.230647] 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
[   79.230783] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.230849] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.230927] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.231015] RBP: 0000000000000000 R08: ff21a8fb03335c10 R09: ff21a8fb071ab830
[   79.231095] R10: ff21a8fb071a0120 R11: fefefefefefefeff R12: 0000000000000000
[   79.231175] R13: 0000000000000011 R14: ff21a8fb071a0000 R15: ff21a8fb0189a000
[   79.231258] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.231339] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.231419] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.231500] PKRU: 55555554
[   79.231551] Call Trace:
[   79.231603]  <TASK>
[   79.231655]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.231724]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.231792]  cleanup_net (net/core/net_namespace.c:702)
[   79.231853]  process_one_work (kernel/workqueue.c:3314)
[   79.231913]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.231973]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.232031]  kthread (kernel/kthread.c:436)
[   79.232091]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.232151]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.232212]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.232272]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.232518] ------------[ cut here ]------------
| [   79.232585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.232680] Modules linked in:
| [   79.232839] Tainted: [W]=WARN
[   79.232906] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.232977] Workqueue: netns cleanup_net
[   79.233037] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.233103] 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
[   79.233232] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.233310] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.233389] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.233474] RBP: 0000000000000000 R08: ff21a8fb04951810 R09: ff21a8fb06601830
[   79.233552] R10: ff21a8fb071a1120 R11: fefefefefefefeff R12: 0000000000000000
[   79.233629] R13: 0000000000000011 R14: ff21a8fb071a1000 R15: ff21a8fb0189a000
[   79.233715] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.233802] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.233872] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.233951] PKRU: 55555554
[   79.234014] Call Trace:
[   79.234065]  <TASK>
[   79.234117]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.234184]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.234245]  cleanup_net (net/core/net_namespace.c:702)
[   79.234305]  process_one_work (kernel/workqueue.c:3314)
[   79.234366]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.234433]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.234493]  kthread (kernel/kthread.c:436)
[   79.234554]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.234614]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.234674]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.234936]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.235192] ------------[ cut here ]------------
| [   79.235257] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.235352] Modules linked in:
| [   79.235515] Tainted: [W]=WARN
[   79.235573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.235646] Workqueue: netns cleanup_net
[   79.235706] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.235776] 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
[   79.235905] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.235970] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.236047] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.236125] RBP: 0000000000000000 R08: ff21a8fb04a264d0 R09: ff21a8fb06728030
[   79.236203] R10: ff21a8fb06725120 R11: fefefefefefefeff R12: 0000000000000000
[   79.236284] R13: 0000000000000011 R14: ff21a8fb06725000 R15: ff21a8fb0189a000
[   79.236366] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.236455] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.236529] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.236610] PKRU: 55555554
[   79.236660] Call Trace:
[   79.236709]  <TASK>
[   79.236764]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.236828]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.236885]  cleanup_net (net/core/net_namespace.c:702)
[   79.236956]  process_one_work (kernel/workqueue.c:3314)
[   79.237012]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.237067]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.237122]  kthread (kernel/kthread.c:436)
[   79.237178]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.237233]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.237312]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.237372]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.237605] ------------[ cut here ]------------
| [   79.237666] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.237765] Modules linked in:
| [   79.237911] Tainted: [W]=WARN
[   79.237965] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.238033] Workqueue: netns cleanup_net
[   79.238089] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.238152] 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
[   79.238279] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.238341] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.238423] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.238497] RBP: 0000000000000000 R08: ff21a8fb04a433d0 R09: ff21a8fb0672a830
[   79.238576] R10: ff21a8fb06720120 R11: fefefefefefefeff R12: 0000000000000000
[   79.238687] R13: 0000000000000011 R14: ff21a8fb06720000 R15: ff21a8fb0189a000
[   79.238778] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.238860] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.238930] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.239010] PKRU: 55555554
[   79.239060] Call Trace:
[   79.239111]  <TASK>
[   79.239162]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.239230]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.239290]  cleanup_net (net/core/net_namespace.c:702)
[   79.239350]  process_one_work (kernel/workqueue.c:3314)
[   79.239416]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.239473]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.239529]  kthread (kernel/kthread.c:436)
[   79.239587]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.239642]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.239698]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.239760]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.239986] ------------[ cut here ]------------
| [   79.240046] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.240136] Modules linked in:
| [   79.240282] Tainted: [W]=WARN
[   79.240335] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.240411] Workqueue: netns cleanup_net
[   79.240468] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.240530] 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
[   79.240657] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.240719] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.240799] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.240873] RBP: 0000000000000000 R08: ff21a8fb04a2b650 R09: ff21a8fb06719834
[   79.240949] R10: ff21a8fb06723120 R11: fefefefefefefeff R12: 0000000000000000
[   79.241025] R13: 0000000000000011 R14: ff21a8fb06723000 R15: ff21a8fb0189a000
[   79.241103] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.241179] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.241249] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.241326] PKRU: 55555554
[   79.241373] Call Trace:
[   79.241446]  <TASK>
[   79.241494]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.241556]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.241613]  cleanup_net (net/core/net_namespace.c:702)
[   79.241669]  process_one_work (kernel/workqueue.c:3314)
[   79.241724]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.241787]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.241843]  kthread (kernel/kthread.c:436)
[   79.241898]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.241954]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.242009]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.242064]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.242279] ------------[ cut here ]------------
| [   79.242341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.242437] Modules linked in:
| [   79.242581] Tainted: [W]=WARN
[   79.242636] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.242704] Workqueue: netns cleanup_net
[   79.242766] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.242829] 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
[   79.242964] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.243028] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.243107] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.243186] RBP: 0000000000000000 R08: ff21a8fb018dd190 R09: ff21a8fb0671d030
[   79.243261] R10: ff21a8fb06714120 R11: fefefefefefefeff R12: 0000000000000000
[   79.243337] R13: 0000000000000011 R14: ff21a8fb06714000 R15: ff21a8fb0189a000
[   79.243424] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.243504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.243573] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.243650] PKRU: 55555554
[   79.243699] Call Trace:
[   79.243755]  <TASK>
[   79.243803]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.243867]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.243923]  cleanup_net (net/core/net_namespace.c:702)
[   79.243979]  process_one_work (kernel/workqueue.c:3314)
[   79.244035]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.244091]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.244147]  kthread (kernel/kthread.c:436)
[   79.244203]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.244260]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.244316]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.244373]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.244596] ------------[ cut here ]------------
| [   79.244658] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.244756] Modules linked in:
| [   79.244932] Tainted: [W]=WARN
[   79.244987] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.245055] Workqueue: netns cleanup_net
[   79.245112] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.245174] 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
[   79.245306] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.245369] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.245452] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.245529] RBP: 0000000000000000 R08: ff21a8fb02faa590 R09: ff21a8fb065f3030
[   79.245609] R10: ff21a8fb06715120 R11: fefefefefefefeff R12: 0000000000000000
[   79.245695] R13: 0000000000000011 R14: ff21a8fb06715000 R15: ff21a8fb0189a000
[   79.245780] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.245858] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.245926] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.246003] PKRU: 55555554
[   79.246050] Call Trace:
[   79.246097]  <TASK>
[   79.246145]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.246207]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.246263]  cleanup_net (net/core/net_namespace.c:702)
[   79.246319]  process_one_work (kernel/workqueue.c:3314)
[   79.246374]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.246440]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.246498]  kthread (kernel/kthread.c:436)
[   79.246561]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.246617]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.246674]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.246731]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.246975] ------------[ cut here ]------------
| [   79.247036] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.247128] Modules linked in:
| [   79.247276] Tainted: [W]=WARN
[   79.247329] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.247395] Workqueue: netns cleanup_net
[   79.247460] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.247521] 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
[   79.247652] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.247714] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.247796] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.247870] RBP: 0000000000000000 R08: ff21a8fb03129610 R09: ff21a8fb04afe830
[   79.247946] R10: ff21a8fb065d2120 R11: fefefefefefefeff R12: 0000000000000000
[   79.248022] R13: 0000000000000011 R14: ff21a8fb065d2000 R15: ff21a8fb0189a000
[   79.248101] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.248181] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.248253] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.248343] PKRU: 55555554
[   79.248396] Call Trace:
[   79.248456]  <TASK>
[   79.248509]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.248580]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.248641]  cleanup_net (net/core/net_namespace.c:702)
[   79.248702]  process_one_work (kernel/workqueue.c:3314)
[   79.248771]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.248832]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.248891]  kthread (kernel/kthread.c:436)
[   79.248951]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.249012]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.249071]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.249131]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.249368] ------------[ cut here ]------------
| [   79.249436] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.249527] Modules linked in:
| [   79.249673] Tainted: [W]=WARN
[   79.249727] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.249802] Workqueue: netns cleanup_net
[   79.249860] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.249922] 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
[   79.250054] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.250117] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.250192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.250268] RBP: 0000000000000000 R08: ff21a8fb03129590 R09: ff21a8fb04b01830
[   79.250348] R10: ff21a8fb04af5120 R11: fefefefefefefeff R12: 0000000000000000
[   79.250436] R13: 0000000000000011 R14: ff21a8fb04af5000 R15: ff21a8fb0189a000
[   79.250521] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.250605] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.250680] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.250769] PKRU: 55555554
[   79.250824] Call Trace:
[   79.250875]  <TASK>
[   79.250927]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.250995]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.251056]  cleanup_net (net/core/net_namespace.c:702)
[   79.251116]  process_one_work (kernel/workqueue.c:3314)
[   79.251176]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.251236]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.251294]  kthread (kernel/kthread.c:436)
[   79.251350]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.251415]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.251473]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.251532]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.251768] ------------[ cut here ]------------
| [   79.251856] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.251946] Modules linked in:
| [   79.252099] Tainted: [W]=WARN
[   79.252156] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.252229] Workqueue: netns cleanup_net
[   79.252289] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.252355] 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
[   79.252481] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.252547] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.252627] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.252706] RBP: 0000000000000000 R08: ff21a8fb018dd490 R09: ff21a8fb04af8834
[   79.252785] R10: ff21a8fb04af0120 R11: fefefefefefefeff R12: 0000000000000000
[   79.252864] R13: 0000000000000011 R14: ff21a8fb04af0000 R15: ff21a8fb0189a000
[   79.252942] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.253020] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.253090] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.253168] PKRU: 55555554
[   79.253217] Call Trace:
[   79.253265]  <TASK>
[   79.253313]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.253377]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.253440]  cleanup_net (net/core/net_namespace.c:702)
[   79.253496]  process_one_work (kernel/workqueue.c:3314)
[   79.253552]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.253609]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.253665]  kthread (kernel/kthread.c:436)
[   79.253720]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.253781]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.253839]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.253900]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.254127] ------------[ cut here ]------------
| [   79.254191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.254279] Modules linked in:
| [   79.254433] Tainted: [W]=WARN
[   79.254486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.254554] Workqueue: netns cleanup_net
[   79.254610] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.254681] 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
[   79.254818] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.254880] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.254956] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.255033] RBP: 0000000000000000 R08: ff21a8fb03302b50 R09: ff21a8fb04ae8030
[   79.255106] R10: ff21a8fb04af1120 R11: fefefefefefefeff R12: 0000000000000000
[   79.255181] R13: 0000000000000011 R14: ff21a8fb04af1000 R15: ff21a8fb0189a000
[   79.255259] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.255337] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.255417] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.255493] PKRU: 55555554
[   79.255541] Call Trace:
[   79.255588]  <TASK>
[   79.255636]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.255699]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.255762]  cleanup_net (net/core/net_namespace.c:702)
[   79.255828]  process_one_work (kernel/workqueue.c:3314)
[   79.255884]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.255943]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.255999]  kthread (kernel/kthread.c:436)
[   79.256056]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.256111]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.256167]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.256224]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.256443] ------------[ cut here ]------------
| [   79.256504] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.256593] Modules linked in:
| [   79.256749] Tainted: [W]=WARN
[   79.256828] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.256898] Workqueue: netns cleanup_net
[   79.256954] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.257016] 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
[   79.257175] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.257237] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.257313] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.257391] RBP: 0000000000000000 R08: ff21a8fb018d8c90 R09: ff21a8fb04aea030
[   79.257474] R10: ff21a8fb04af2120 R11: fefefefefefefeff R12: 0000000000000000
[   79.257546] R13: 0000000000000011 R14: ff21a8fb04af2000 R15: ff21a8fb0189a000
[   79.257625] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.257703] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.257781] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.257859] PKRU: 55555554
[   79.257907] Call Trace:
[   79.257954]  <TASK>
[   79.258002]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.258065]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.258122]  cleanup_net (net/core/net_namespace.c:702)
[   79.258178]  process_one_work (kernel/workqueue.c:3314)
[   79.258233]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.258289]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.258346]  kthread (kernel/kthread.c:436)
[   79.258409]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.258466]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.258522]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.258578]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.258852] ------------[ cut here ]------------
| [   79.258919] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.259012] Modules linked in:
| [   79.259159] Tainted: [W]=WARN
[   79.259212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.259281] Workqueue: netns cleanup_net
[   79.259337] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.259408] 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
[   79.259537] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.259600] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.259675] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.259758] RBP: 0000000000000000 R08: ff21a8fb04a2bfd0 R09: ff21a8fb0657e830
[   79.259835] R10: ff21a8fb06574120 R11: fefefefefefefeff R12: 0000000000000000
[   79.259910] R13: 0000000000000011 R14: ff21a8fb06574000 R15: ff21a8fb0189a000
[   79.259990] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.260071] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.260139] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.260216] PKRU: 55555554
[   79.260263] Call Trace:
[   79.260312]  <TASK>
[   79.260360]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.260431]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.260488]  cleanup_net (net/core/net_namespace.c:702)
[   79.260545]  process_one_work (kernel/workqueue.c:3314)
[   79.260602]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.260660]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.260715]  kthread (kernel/kthread.c:436)
[   79.260778]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.260835]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.260891]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.260947]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.261176] ------------[ cut here ]------------
| [   79.261237] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.261329] Modules linked in:
| [   79.261482] Tainted: [W]=WARN
[   79.261536] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.261606] Workqueue: netns cleanup_net
[   79.261663] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.261725] 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
[   79.261865] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.261929] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.262006] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.262080] RBP: 0000000000000000 R08: ff21a8fb04a4b550 R09: ff21a8fb06581830
[   79.262154] R10: ff21a8fb06577120 R11: fefefefefefefeff R12: 0000000000000000
[   79.262230] R13: 0000000000000011 R14: ff21a8fb06577000 R15: ff21a8fb0189a000
[   79.262309] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.262386] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.262460] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.262539] PKRU: 55555554
[   79.262587] Call Trace:
[   79.262635]  <TASK>
[   79.262683]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.262754]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.262811]  cleanup_net (net/core/net_namespace.c:702)
[   79.262867]  process_one_work (kernel/workqueue.c:3314)
[   79.262923]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.262979]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.263034]  kthread (kernel/kthread.c:436)
[   79.263090]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.263146]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.263202]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.263258]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.263490] ------------[ cut here ]------------
| [   79.263551] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.263644] Modules linked in:
| [   79.263875] Tainted: [W]=WARN
[   79.263930] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.264000] Workqueue: netns cleanup_net
[   79.264057] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.264120] 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
[   79.264251] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.264312] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.264390] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.264472] RBP: 0000000000000000 R08: ff21a8fb03321f50 R09: ff21a8fb06578834
[   79.264547] R10: ff21a8fb06572120 R11: fefefefefefefeff R12: 0000000000000000
[   79.264624] R13: 0000000000000011 R14: ff21a8fb06572000 R15: ff21a8fb0189a000
[   79.264704] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.264789] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.264859] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.264938] PKRU: 55555554
[   79.264986] Call Trace:
[   79.265034]  <TASK>
[   79.265082]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.265145]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.265202]  cleanup_net (net/core/net_namespace.c:702)
[   79.265392]  process_one_work (kernel/workqueue.c:3314)
[   79.265455]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.265511]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.265567]  kthread (kernel/kthread.c:436)
[   79.265624]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.265681]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.265744]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.265801]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.266020] ------------[ cut here ]------------
| [   79.266082] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.266175] Modules linked in:
| [   79.266319] Tainted: [W]=WARN
[   79.266372] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.266450] Workqueue: netns cleanup_net
[   79.266506] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.266573] 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
[   79.266709] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.266778] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.266856] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.266935] RBP: 0000000000000000 R08: ff21a8fb032faf10 R09: ff21a8fb0657c030
[   79.267013] R10: ff21a8fb06573120 R11: fefefefefefefeff R12: 0000000000000000
[   79.267088] R13: 0000000000000011 R14: ff21a8fb06573000 R15: ff21a8fb0189a000
[   79.267170] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.267248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.267318] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.267398] PKRU: 55555554
[   79.267458] Call Trace:
[   79.267509]  <TASK>
[   79.267560]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.267628]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.267690]  cleanup_net (net/core/net_namespace.c:702)
[   79.267760]  process_one_work (kernel/workqueue.c:3314)
[   79.267822]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.267879]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.267940]  kthread (kernel/kthread.c:436)
[   79.268001]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.268061]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.268122]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.268183]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.268420] ------------[ cut here ]------------
| [   79.268488] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.268575] Modules linked in:
| [   79.268724] Tainted: [W]=WARN
[   79.268790] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.268861] Workqueue: netns cleanup_net
[   79.268924] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.268992] 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
[   79.269110] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.269175] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.269252] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.269329] RBP: 0000000000000000 R08: ff21a8fb03302a10 R09: ff21a8fb04ad2030
[   79.269422] R10: ff21a8fb0656c120 R11: fefefefefefefeff R12: 0000000000000000
[   79.269503] R13: 0000000000000011 R14: ff21a8fb0656c000 R15: ff21a8fb0189a000
[   79.269580] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.269657] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.269727] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.269810] PKRU: 55555554
[   79.269859] Call Trace:
[   79.269909]  <TASK>
[   79.269959]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.270025]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.270087]  cleanup_net (net/core/net_namespace.c:702)
[   79.270145]  process_one_work (kernel/workqueue.c:3314)
[   79.270206]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.270266]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.270326]  kthread (kernel/kthread.c:436)
[   79.270386]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.270451]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.270511]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.270571]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.270823] ------------[ cut here ]------------
| [   79.270890] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.270979] Modules linked in:
| [   79.271129] Tainted: [W]=WARN
[   79.271187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.271258] Workqueue: netns cleanup_net
[   79.271319] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.271385] 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
[   79.271526] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.271591] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.271664] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.271746] RBP: 0000000000000000 R08: ff21a8fb03321490 R09: ff21a8fb0653a030
[   79.271835] R10: ff21a8fb06541120 R11: fefefefefefefeff R12: 0000000000000000
[   79.271915] R13: 0000000000000011 R14: ff21a8fb06541000 R15: ff21a8fb0189a000
[   79.271993] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.272071] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.272140] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.272218] PKRU: 55555554
[   79.272268] Call Trace:
[   79.272317]  <TASK>
[   79.272369]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.272443]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.272505]  cleanup_net (net/core/net_namespace.c:702)
[   79.272566]  process_one_work (kernel/workqueue.c:3314)
[   79.272627]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.272687]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.272750]  kthread (kernel/kthread.c:436)
[   79.272811]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.272873]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.272930]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.272986]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.273220] ------------[ cut here ]------------
| [   79.273282] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.273373] Modules linked in:
| [   79.273528] Tainted: [W]=WARN
[   79.273581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.273652] Workqueue: netns cleanup_net
[   79.273708] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.273778] 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
[   79.273906] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.273967] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.274059] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.274136] RBP: 0000000000000000 R08: ff21a8fb03321450 R09: ff21a8fb0653d030
[   79.274214] R10: ff21a8fb06534120 R11: fefefefefefefeff R12: 0000000000000000
[   79.274289] R13: 0000000000000011 R14: ff21a8fb06534000 R15: ff21a8fb0189a000
[   79.274370] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.274470] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.274552] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.274636] PKRU: 55555554
[   79.274693] Call Trace:
[   79.274757]  <TASK>
[   79.274815]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.274889]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.274957]  cleanup_net (net/core/net_namespace.c:702)
[   79.275022]  process_one_work (kernel/workqueue.c:3314)
[   79.275085]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.275170]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.275235]  kthread (kernel/kthread.c:436)
[   79.275303]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.275371]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.275437]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.275494]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.275734] ------------[ cut here ]------------
| [   79.275806] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.275900] Modules linked in:
| [   79.276048] Tainted: [W]=WARN
[   79.276107] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.276175] Workqueue: netns cleanup_net
[   79.276233] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.276302] 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
[   79.276442] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.276504] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.276581] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.276657] RBP: 0000000000000000 R08: ff21a8fb03321550 R09: ff21a8fb0652c034
[   79.276731] R10: ff21a8fb06537120 R11: fefefefefefefeff R12: 0000000000000000
[   79.276809] R13: 0000000000000011 R14: ff21a8fb06537000 R15: ff21a8fb0189a000
[   79.276888] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.276964] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.277034] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.277116] PKRU: 55555554
[   79.277166] Call Trace:
[   79.277215]  <TASK>
[   79.277266]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.277329]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.277389]  cleanup_net (net/core/net_namespace.c:702)
[   79.277467]  process_one_work (kernel/workqueue.c:3314)
[   79.277529]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.277584]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.277640]  kthread (kernel/kthread.c:436)
[   79.277696]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.277759]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.277821]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.277877]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.278104] ------------[ cut here ]------------
| [   79.278169] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.278259] Modules linked in:
| [   79.278411] Tainted: [W]=WARN
[   79.278465] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.278533] Workqueue: netns cleanup_net
[   79.278589] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.278651] 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
[   79.278786] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.278848] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.278925] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.279000] RBP: 0000000000000000 R08: ff21a8fb01905ad0 R09: ff21a8fb0652f830
[   79.279075] R10: ff21a8fb06530120 R11: fefefefefefefeff R12: 0000000000000000
[   79.279150] R13: 0000000000000011 R14: ff21a8fb06530000 R15: ff21a8fb0189a000
[   79.279229] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.279306] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.279375] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.279459] PKRU: 55555554
[   79.279506] Call Trace:
[   79.279554]  <TASK>
[   79.279602]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.279664]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.279722]  cleanup_net (net/core/net_namespace.c:702)
[   79.279786]  process_one_work (kernel/workqueue.c:3314)
[   79.279843]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.279898]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.279955]  kthread (kernel/kthread.c:436)
[   79.280011]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.280068]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.280124]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.280187]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.280417] ------------[ cut here ]------------
| [   79.280479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.280572] Modules linked in:
| [   79.280721] Tainted: [W]=WARN
[   79.280781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.280851] Workqueue: netns cleanup_net
[   79.280907] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.280970] 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
[   79.281099] RSP: 0018:ff6ce33b40067ce8 EFLAGS: 00010286
[   79.281160] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.281235] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.281312] RBP: 0000000000000000 R08: ff21a8fb01905bd0 R09: ff21a8fb04a0d830
[   79.281388] R10: ff21a8fb06531120 R11: fefefefefefefeff R12: 0000000000000000
[   79.281471] R13: 0000000000000011 R14: ff21a8fb06531000 R15: ff21a8fb0189a000
[   79.281551] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.281628] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.281696] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.281781] PKRU: 55555554
[   79.281829] Call Trace:
[   79.281877]  <TASK>
[   79.281925]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.281991]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   79.282048]  cleanup_net (net/core/net_namespace.c:702)
[   79.282105]  process_one_work (kernel/workqueue.c:3314)
[   79.282193]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.282254]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.282311]  kthread (kernel/kthread.c:436)
[   79.282369]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.282432]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.282488]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.282545]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.298498] ------------[ cut here ]------------
| [   79.298604] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.298695] Modules linked in:
| [   79.298853] Tainted: [W]=WARN
[   79.298908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.298982] Workqueue: netns cleanup_net
[   79.299040] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.299105] 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
[   79.299274] RSP: 0018:ff6ce33b40067be8 EFLAGS: 00010286
[   79.299337] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   79.299426] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.299501] RBP: 0000000000000000 R08: ff21a8fb01905050 R09: ff21a8fb06531034
[   79.299575] R10: ff21a8fb071b5120 R11: fefefefefefefeff R12: 0000000000000000
[   79.299650] R13: 0000000000000010 R14: ff21a8fb071b5000 R15: ff21a8fb0189a000
[   79.299728] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.299812] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.299881] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.299958] PKRU: 55555554
[   79.300005] Call Trace:
[   79.300053]  <TASK>
[   79.300102]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   79.300158]  notifier_call_chain (kernel/notifier.c:85)
[   79.300216]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   79.300282]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   79.300347]  vrf_dellink (drivers/net/vrf.c:1060 drivers/net/vrf.c:1629)
[   79.300413]  default_device_exit_batch (net/core/dev.c:13084)
[   79.300478]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.300535]  cleanup_net (net/core/net_namespace.c:702)
[   79.300595]  process_one_work (kernel/workqueue.c:3314)
[   79.300651]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.300707]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.300771]  kthread (kernel/kthread.c:436)
[   79.300828]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.300885]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.300941]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.300997]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.301221] ------------[ cut here ]------------
| [   79.301283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.301379] Modules linked in:
| [   79.301536] Tainted: [W]=WARN
[   79.301590] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.301660] Workqueue: netns cleanup_net
[   79.301721] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.301790] 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
[   79.301930] RSP: 0018:ff6ce33b40067be0 EFLAGS: 00010286
[   79.301996] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   79.302078] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.302157] RBP: 0000000000000000 R08: ff21a8fb01905050 R09: ff21a8fb06531034
[   79.302236] R10: ff21a8fb071b5120 R11: fefefefefefefeff R12: 0000000000000000
[   79.302312] R13: 0000000000000010 R14: ff21a8fb071b5000 R15: ff21a8fb0189a000
[   79.302395] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.302482] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.302554] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.302632] PKRU: 55555554
[   79.302680] Call Trace:
[   79.302730]  <TASK>
[   79.302783]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.302841]  __dev_notify_flags (net/core/dev.c:9787)
[   79.302899]  netif_change_flags (net/core/dev.c:9820)
[   79.302955]  dev_change_flags (net/core/dev_api.c:68)
[   79.303011]  cycle_netdev (drivers/net/vrf.c:1001)
[   79.303070]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   79.303127]  default_device_exit_batch (net/core/dev.c:13084)
[   79.303191]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.303248]  cleanup_net (net/core/net_namespace.c:702)
[   79.303305]  process_one_work (kernel/workqueue.c:3314)
[   79.303362]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.303427]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.303483]  kthread (kernel/kthread.c:436)
[   79.303541]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.303597]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.303654]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.303710]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.303986] ------------[ cut here ]------------
| [   79.304047] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.304142] Modules linked in:
| [   79.304291] Tainted: [W]=WARN
[   79.304345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.304420] Workqueue: netns cleanup_net
[   79.304477] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.304539] 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
[   79.304669] RSP: 0018:ff6ce33b40067be8 EFLAGS: 00010286
[   79.304731] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   79.304842] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.304918] RBP: 0000000000000000 R08: ff21a8fb04a2b150 R09: ff21a8fb06531034
[   79.304993] R10: ff21a8fb06588120 R11: fefefefefefefeff R12: 0000000000000000
[   79.305071] R13: 0000000000000010 R14: ff21a8fb06588000 R15: ff21a8fb0189a000
[   79.305154] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.305234] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.305303] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.305381] PKRU: 55555554
[   79.305434] Call Trace:
[   79.305482]  <TASK>
[   79.305530]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   79.305586]  notifier_call_chain (kernel/notifier.c:85)
[   79.305643]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   79.305708]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   79.305783]  vrf_dellink (drivers/net/vrf.c:1060 drivers/net/vrf.c:1629)
[   79.305840]  default_device_exit_batch (net/core/dev.c:13084)
[   79.305904]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.305961]  cleanup_net (net/core/net_namespace.c:702)
[   79.306017]  process_one_work (kernel/workqueue.c:3314)
[   79.306074]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.306131]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.306187]  kthread (kernel/kthread.c:436)
[   79.306244]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.306301]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.306357]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.306420]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.306624] ------------[ cut here ]------------
| [   79.306687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.306784] Modules linked in:
| [   79.306929] Tainted: [W]=WARN
[   79.306987] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.307060] Workqueue: netns cleanup_net
[   79.307123] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.307186] 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
[   79.307319] RSP: 0018:ff6ce33b40067be0 EFLAGS: 00010286
[   79.307382] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   79.307464] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.307541] RBP: 0000000000000000 R08: ff21a8fb04a2b150 R09: ff21a8fb06531034
[   79.307619] R10: ff21a8fb06588120 R11: fefefefefefefeff R12: 0000000000000000
[   79.307698] R13: 0000000000000010 R14: ff21a8fb06588000 R15: ff21a8fb0189a000
[   79.307786] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.307867] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.307940] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.308024] PKRU: 55555554
[   79.308072] Call Trace:
[   79.308120]  <TASK>
[   79.308169]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.308225]  __dev_notify_flags (net/core/dev.c:9787)
[   79.308282]  netif_change_flags (net/core/dev.c:9820)
[   79.308341]  dev_change_flags (net/core/dev_api.c:68)
[   79.308411]  cycle_netdev (drivers/net/vrf.c:1001)
[   79.308503]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   79.308565]  default_device_exit_batch (net/core/dev.c:13084)
[   79.308631]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.308700]  cleanup_net (net/core/net_namespace.c:702)
[   79.308765]  process_one_work (kernel/workqueue.c:3314)
[   79.308832]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.308888]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.308946]  kthread (kernel/kthread.c:436)
[   79.309002]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.309061]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.309118]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.309180]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.309469] ------------[ cut here ]------------
| [   79.309529] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.309618] Modules linked in:
| [   79.309768] Tainted: [W]=WARN
[   79.309823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.309901] Workqueue: netns cleanup_net
[   79.309958] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.310021] 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
[   79.310147] RSP: 0018:ff6ce33b40067c08 EFLAGS: 00010286
[   79.310208] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   79.310282] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.310355] RBP: 0000000000000000 R08: ff21a8fb0494aad0 R09: ff21a8fb06531030
[   79.310434] R10: ff21a8fb071b6120 R11: fefefefefefefeff R12: 0000000000000000
[   79.310508] R13: 0000000000000010 R14: ff21a8fb071b6000 R15: ff21a8fb0189a000
[   79.310585] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.310661] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.310729] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.310805] PKRU: 55555554
[   79.310854] Call Trace:
[   79.310902]  <TASK>
[   79.310951]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.311007]  netif_close_many (net/core/dev.c:1804)
[   79.311066]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   79.311128]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   79.311190]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.311252]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.311309]  cleanup_net (net/core/net_namespace.c:702)
[   79.311365]  process_one_work (kernel/workqueue.c:3314)
[   79.311429]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.311486]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.311542]  kthread (kernel/kthread.c:436)
[   79.311598]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.311660]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.311717]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.311779]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.311982] ------------[ cut here ]------------
| [   79.312043] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.312133] Modules linked in:
| [   79.312279] Tainted: [W]=WARN
[   79.312334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.312409] Workqueue: netns cleanup_net
[   79.312466] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.312528] 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
[   79.312652] RSP: 0018:ff6ce33b40067c08 EFLAGS: 00010286
[   79.312713] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   79.312790] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.312865] RBP: 0000000000000000 R08: ff21a8fb04a4b950 R09: ff21a8fb0653102c
[   79.312941] R10: ff21a8fb06734120 R11: fefefefefefefeff R12: 0000000000000000
[   79.313018] R13: 0000000000000010 R14: ff21a8fb06734000 R15: ff21a8fb0189a000
[   79.313098] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.313176] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.313250] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.313327] PKRU: 55555554
[   79.313379] Call Trace:
[   79.313435]  <TASK>
[   79.313486]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.313547]  netif_close_many (net/core/dev.c:1804)
[   79.313609]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   79.313674]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   79.313749]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.313957]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.314014]  cleanup_net (net/core/net_namespace.c:702)
[   79.314073]  process_one_work (kernel/workqueue.c:3314)
[   79.314134]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.314196]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.314258]  kthread (kernel/kthread.c:436)
[   79.314318]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.314379]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.314441]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.314503]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.314699] ------------[ cut here ]------------
| [   79.314773] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.314868] Modules linked in:
| [   79.315018] Tainted: [W]=WARN
[   79.315072] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.315141] Workqueue: netns cleanup_net
[   79.315199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.315262] 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
[   79.315387] RSP: 0018:ff6ce33b40067c08 EFLAGS: 00010286
[   79.315461] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   79.315536] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.315609] RBP: 0000000000000000 R08: ff21a8fb04a4b8d0 R09: ff21a8fb0653102c
[   79.315681] R10: ff21a8fb06710120 R11: fefefefefefefeff R12: 0000000000000000
[   79.315761] R13: 0000000000000010 R14: ff21a8fb06710000 R15: ff21a8fb0189a000
[   79.315840] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.315916] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.315985] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.316060] PKRU: 55555554
[   79.316110] Call Trace:
[   79.316162]  <TASK>
[   79.316215]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.316279]  netif_close_many (net/core/dev.c:1804)
[   79.316342]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   79.316420]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   79.316486]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.316549]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.316604]  cleanup_net (net/core/net_namespace.c:702)
[   79.316660]  process_one_work (kernel/workqueue.c:3314)
[   79.316716]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.316779]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.316835]  kthread (kernel/kthread.c:436)
[   79.316891]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.316947]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.317004]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.317060]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.317251] ------------[ cut here ]------------
| [   79.317313] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.317411] Modules linked in:
| [   79.317558] Tainted: [W]=WARN
[   79.317616] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.317688] Workqueue: netns cleanup_net
[   79.317753] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.317821] 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
[   79.317954] RSP: 0018:ff6ce33b40067c08 EFLAGS: 00010286
[   79.318022] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   79.318101] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.318178] RBP: 0000000000000000 R08: ff21a8fb04a26150 R09: ff21a8fb06531030
[   79.318253] R10: ff21a8fb06589120 R11: fefefefefefefeff R12: 0000000000000000
[   79.318335] R13: 0000000000000010 R14: ff21a8fb06589000 R15: ff21a8fb0189a000
[   79.318423] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.318498] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.318569] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.318647] PKRU: 55555554
[   79.318709] Call Trace:
[   79.318762]  <TASK>
[   79.318812]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.318869]  netif_close_many (net/core/dev.c:1804)
[   79.318926]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   79.318990]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   79.319054]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.319119]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.319176]  cleanup_net (net/core/net_namespace.c:702)
[   79.319232]  process_one_work (kernel/workqueue.c:3314)
[   79.319288]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.319345]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.319409]  kthread (kernel/kthread.c:436)
[   79.319465]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.319521]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.319577]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.319633]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.319869] ------------[ cut here ]------------
| [   79.319930] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.320024] Modules linked in:
| [   79.320171] Tainted: [W]=WARN
[   79.320225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.320294] Workqueue: netns cleanup_net
[   79.320351] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.320422] 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
[   79.320554] RSP: 0018:ff6ce33b40067c08 EFLAGS: 00010286
[   79.320615] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   79.320693] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.320774] RBP: 0000000000000000 R08: ff21a8fb032b0b50 R09: ff21a8fb0653102c
[   79.320849] R10: ff21a8fb0658d120 R11: fefefefefefefeff R12: 0000000000000000
[   79.320924] R13: 0000000000000010 R14: ff21a8fb0658d000 R15: ff21a8fb0189a000
[   79.321002] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.321078] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.321148] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.321225] PKRU: 55555554
[   79.321272] Call Trace:
[   79.321320]  <TASK>
[   79.321368]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.321430]  netif_close_many (net/core/dev.c:1804)
[   79.321486]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   79.321550]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   79.321613]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.321675]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.321731]  cleanup_net (net/core/net_namespace.c:702)
[   79.321794]  process_one_work (kernel/workqueue.c:3314)
[   79.321851]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.321907]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.321962]  kthread (kernel/kthread.c:436)
[   79.322018]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.322074]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.322130]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.322187]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.322375] ------------[ cut here ]------------
| [   79.322442] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.322534] Modules linked in:
| [   79.322679] Tainted: [W]=WARN
[   79.322733] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.322808] Workqueue: netns cleanup_net
[   79.322864] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.322926] 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
[   79.323049] RSP: 0018:ff6ce33b40067c08 EFLAGS: 00010286
[   79.323115] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   79.323190] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.323266] RBP: 0000000000000000 R08: ff21a8fb04a21e50 R09: ff21a8fb0653102c
[   79.323345] R10: ff21a8fb0656f120 R11: fefefefefefefeff R12: 0000000000000000
[   79.323426] R13: 0000000000000010 R14: ff21a8fb0656f000 R15: ff21a8fb0189a000
[   79.323506] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.323592] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.323662] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.323748] PKRU: 55555554
[   79.323795] Call Trace:
[   79.323842]  <TASK>
[   79.323890]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.323945]  netif_close_many (net/core/dev.c:1804)
[   79.324001]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   79.324064]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   79.324126]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.324192]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.324251]  cleanup_net (net/core/net_namespace.c:702)
[   79.324307]  process_one_work (kernel/workqueue.c:3314)
[   79.324364]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.324426]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.324482]  kthread (kernel/kthread.c:436)
[   79.324538]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.324594]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.324649]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.324705]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.324916] ------------[ cut here ]------------
| [   79.324981] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.325080] Modules linked in:
| [   79.325226] Tainted: [W]=WARN
[   79.325281] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.325349] Workqueue: netns cleanup_net
[   79.325413] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.325475] 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
[   79.325611] RSP: 0018:ff6ce33b40067c08 EFLAGS: 00010286
[   79.325678] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   79.325767] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.325845] RBP: 0000000000000000 R08: ff21a8fb01897ed0 R09: ff21a8fb06531030
[   79.325923] R10: ff21a8fb06732120 R11: fefefefefefefeff R12: 0000000000000000
[   79.325999] R13: 0000000000000010 R14: ff21a8fb06732000 R15: ff21a8fb0189a000
[   79.326078] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.326157] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.326226] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.326303] PKRU: 55555554
[   79.326351] Call Trace:
[   79.326409]  <TASK>
[   79.326457]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.326514]  netif_close_many (net/core/dev.c:1804)
[   79.326571]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   79.326633]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   79.326699]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.326771]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.326831]  cleanup_net (net/core/net_namespace.c:702)
[   79.326894]  process_one_work (kernel/workqueue.c:3314)
[   79.326955]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.327012]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.327068]  kthread (kernel/kthread.c:436)
[   79.327124]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.327180]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.327237]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.327293]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.327496] ------------[ cut here ]------------
| [   79.327555] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.327650] Modules linked in:
| [   79.327814] Tainted: [W]=WARN
[   79.327873] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.327951] Workqueue: netns cleanup_net
[   79.328015] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.328084] 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
[   79.328216] RSP: 0018:ff6ce33b40067c08 EFLAGS: 00010286
[   79.328277] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   79.328353] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.328439] RBP: 0000000000000000 R08: ff21a8fb018d8410 R09: ff21a8fb06531030
[   79.328519] R10: ff21a8fb067b1120 R11: fefefefefefefeff R12: 0000000000000000
[   79.328598] R13: 0000000000000010 R14: ff21a8fb067b1000 R15: ff21a8fb0189a000
[   79.328678] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.328763] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.328832] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.328910] PKRU: 55555554
[   79.328965] Call Trace:
[   79.329016]  <TASK>
[   79.329071]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.329130]  netif_close_many (net/core/dev.c:1804)
[   79.329190]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   79.329256]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   79.329349]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.329450]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.329513]  cleanup_net (net/core/net_namespace.c:702)
[   79.329575]  process_one_work (kernel/workqueue.c:3314)
[   79.329635]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.329695]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.329763]  kthread (kernel/kthread.c:436)
[   79.329824]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.329884]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.329945]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.330006]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.330212] ------------[ cut here ]------------
| [   79.330278] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.330374] Modules linked in:
| [   79.330542] Tainted: [W]=WARN
[   79.330600] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.330671] Workqueue: netns cleanup_net
[   79.330731] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.330804] 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
[   79.330940] RSP: 0018:ff6ce33b40067c08 EFLAGS: 00010286
[   79.331006] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   79.331085] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.331163] RBP: 0000000000000000 R08: ff21a8fb01905cd0 R09: ff21a8fb0653102c
[   79.331242] R10: ff21a8fb0651c120 R11: fefefefefefefeff R12: 0000000000000000
[   79.331320] R13: 0000000000000010 R14: ff21a8fb0651c000 R15: ff21a8fb0189a000
[   79.331410] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.331493] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.331564] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.331644] PKRU: 55555554
[   79.331699] Call Trace:
[   79.331759]  <TASK>
[   79.331812]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   79.331873]  netif_close_many (net/core/dev.c:1804)
[   79.331934]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   79.332001]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   79.332069]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.332135]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.332195]  cleanup_net (net/core/net_namespace.c:702)
[   79.332255]  process_one_work (kernel/workqueue.c:3314)
[   79.332314]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.332374]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.332439]  kthread (kernel/kthread.c:436)
[   79.332500]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.332560]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.332622]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.332679]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.333113] ------------[ cut here ]------------
| [   79.333176] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.333269] Modules linked in:
| [   79.333423] Tainted: [W]=WARN
[   79.333479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.333576] Workqueue: netns cleanup_net
[   79.333633] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.333697] 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
[   79.333865] RSP: 0018:ff6ce33b40067c78 EFLAGS: 00010286
[   79.333928] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.334007] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.334082] RBP: 0000000000000000 R08: ff21a8fb0494aad0 R09: ff21a8fb071c5830
[   79.334158] R10: ff21a8fb071b6120 R11: fefefefefefefeff R12: 0000000000000000
[   79.334236] R13: 0000000000000011 R14: ff21a8fb071b6000 R15: ff21a8fb0189a000
[   79.334317] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.334393] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.334477] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.334557] PKRU: 55555554
[   79.334605] Call Trace:
[   79.334653]  <TASK>
[   79.334701]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.334773]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.334837]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.334893]  cleanup_net (net/core/net_namespace.c:702)
[   79.334949]  process_one_work (kernel/workqueue.c:3314)
[   79.335006]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.335061]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.335117]  kthread (kernel/kthread.c:436)
[   79.335174]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.335230]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.335290]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.335349]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.335620] ------------[ cut here ]------------
| [   79.335683] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.335784] Modules linked in:
| [   79.335933] Tainted: [W]=WARN
[   79.335988] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.336057] Workqueue: netns cleanup_net
[   79.336114] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.336179] 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
[   79.336312] RSP: 0018:ff6ce33b40067c78 EFLAGS: 00010286
[   79.336374] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.336456] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.336533] RBP: 0000000000000000 R08: ff21a8fb04a4b950 R09: ff21a8fb0660302c
[   79.336608] R10: ff21a8fb06734120 R11: fefefefefefefeff R12: 0000000000000000
[   79.336684] R13: 0000000000000011 R14: ff21a8fb06734000 R15: ff21a8fb0189a000
[   79.336771] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.336850] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.336919] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.336997] PKRU: 55555554
[   79.337045] Call Trace:
[   79.337092]  <TASK>
[   79.337140]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.337205]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.337269]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.337326]  cleanup_net (net/core/net_namespace.c:702)
[   79.337398]  process_one_work (kernel/workqueue.c:3314)
[   79.337463]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.337520]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.337577]  kthread (kernel/kthread.c:436)
[   79.337634]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.337690]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.337752]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.337808]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.338051] ------------[ cut here ]------------
| [   79.338113] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.338204] Modules linked in:
| [   79.338377] Tainted: [W]=WARN
[   79.338441] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.338516] Workqueue: netns cleanup_net
[   79.338578] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.338643] 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
[   79.338779] RSP: 0018:ff6ce33b40067c78 EFLAGS: 00010286
[   79.338841] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.338915] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.338991] RBP: 0000000000000000 R08: ff21a8fb04a4b8d0 R09: ff21a8fb065f482c
[   79.339070] R10: ff21a8fb06710120 R11: fefefefefefefeff R12: 0000000000000000
[   79.339148] R13: 0000000000000011 R14: ff21a8fb06710000 R15: ff21a8fb0189a000
[   79.339229] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.339310] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.339381] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.339466] PKRU: 55555554
[   79.339514] Call Trace:
[   79.339561]  <TASK>
[   79.339609]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.339672]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.339735]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.339799]  cleanup_net (net/core/net_namespace.c:702)
[   79.339856]  process_one_work (kernel/workqueue.c:3314)
[   79.339911]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.339978]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.340033]  kthread (kernel/kthread.c:436)
[   79.340089]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.340145]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.340201]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.340257]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.340506] ------------[ cut here ]------------
| [   79.340568] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.340659] Modules linked in:
| [   79.340813] Tainted: [W]=WARN
[   79.340867] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.340958] Workqueue: netns cleanup_net
[   79.341015] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.341077] 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
[   79.341212] RSP: 0018:ff6ce33b40067c78 EFLAGS: 00010286
[   79.341274] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.341351] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.341434] RBP: 0000000000000000 R08: ff21a8fb04a26150 R09: ff21a8fb04b05830
[   79.341513] R10: ff21a8fb06589120 R11: fefefefefefefeff R12: 0000000000000000
[   79.341589] R13: 0000000000000011 R14: ff21a8fb06589000 R15: ff21a8fb0189a000
[   79.341667] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.341754] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.341825] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.341900] PKRU: 55555554
[   79.341948] Call Trace:
[   79.341996]  <TASK>
[   79.342044]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.342106]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.342169]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.342224]  cleanup_net (net/core/net_namespace.c:702)
[   79.342281]  process_one_work (kernel/workqueue.c:3314)
[   79.342337]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.342393]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.342454]  kthread (kernel/kthread.c:436)
[   79.342510]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.342566]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.342622]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.342677]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.342981] ------------[ cut here ]------------
| [   79.343043] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.343135] Modules linked in:
| [   79.343278] Tainted: [W]=WARN
[   79.343331] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.343398] Workqueue: netns cleanup_net
[   79.343463] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.343526] 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
[   79.343660] RSP: 0018:ff6ce33b40067c78 EFLAGS: 00010286
[   79.343721] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.343802] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.343881] RBP: 0000000000000000 R08: ff21a8fb032b0b50 R09: ff21a8fb04aeb82c
[   79.343958] R10: ff21a8fb0658d120 R11: fefefefefefefeff R12: 0000000000000000
[   79.344034] R13: 0000000000000011 R14: ff21a8fb0658d000 R15: ff21a8fb0189a000
[   79.344113] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.344191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.344259] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.344335] PKRU: 55555554
[   79.344383] Call Trace:
[   79.344464]  <TASK>
[   79.344521]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.344592]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.344663]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.344725]  cleanup_net (net/core/net_namespace.c:702)
[   79.344792]  process_one_work (kernel/workqueue.c:3314)
[   79.344851]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.344908]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.344974]  kthread (kernel/kthread.c:436)
[   79.345031]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.345088]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.345146]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.345204]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.345459] ------------[ cut here ]------------
| [   79.345521] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.345611] Modules linked in:
| [   79.345763] Tainted: [W]=WARN
[   79.345818] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.345886] Workqueue: netns cleanup_net
[   79.345943] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.346007] 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
[   79.346131] RSP: 0018:ff6ce33b40067c78 EFLAGS: 00010286
[   79.346193] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.346267] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.346340] RBP: 0000000000000000 R08: ff21a8fb04a21e50 R09: ff21a8fb04ad382c
[   79.346421] R10: ff21a8fb0656f120 R11: fefefefefefefeff R12: 0000000000000000
[   79.346495] R13: 0000000000000011 R14: ff21a8fb0656f000 R15: ff21a8fb0189a000
[   79.346572] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.346649] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.346718] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.346809] PKRU: 55555554
[   79.346857] Call Trace:
[   79.346905]  <TASK>
[   79.346954]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.347017]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.347080]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.347137]  cleanup_net (net/core/net_namespace.c:702)
[   79.347198]  process_one_work (kernel/workqueue.c:3314)
[   79.347263]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.347322]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.347382]  kthread (kernel/kthread.c:436)
[   79.347449]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.347506]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.347562]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.347618]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.347857] ------------[ cut here ]------------
| [   79.347919] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.348013] Modules linked in:
| [   79.348157] Tainted: [W]=WARN
[   79.348210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.348277] Workqueue: netns cleanup_net
[   79.348333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.348396] 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
[   79.348535] RSP: 0018:ff6ce33b40067c78 EFLAGS: 00010286
[   79.348597] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.348671] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.348754] RBP: 0000000000000000 R08: ff21a8fb01897ed0 R09: ff21a8fb0671f030
[   79.348829] R10: ff21a8fb06732120 R11: fefefefefefefeff R12: 0000000000000000
[   79.348903] R13: 0000000000000011 R14: ff21a8fb06732000 R15: ff21a8fb0189a000
[   79.348984] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.349063] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.349132] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.349210] PKRU: 55555554
[   79.349258] Call Trace:
[   79.349306]  <TASK>
[   79.349353]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.349423]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.349488]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.349545]  cleanup_net (net/core/net_namespace.c:702)
[   79.349602]  process_one_work (kernel/workqueue.c:3314)
[   79.349658]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.349714]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.349849]  kthread (kernel/kthread.c:436)
[   79.349905]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.349961]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.350017]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.350073]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.350355] ------------[ cut here ]------------
| [   79.350432] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.350528] Modules linked in:
| [   79.350683] Tainted: [W]=WARN
[   79.350749] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.350822] Workqueue: netns cleanup_net
[   79.350883] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.350949] 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
[   79.351084] RSP: 0018:ff6ce33b40067c78 EFLAGS: 00010286
[   79.351149] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.351225] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.351300] RBP: 0000000000000000 R08: ff21a8fb01905050 R09: ff21a8fb067c6034
[   79.351377] R10: ff21a8fb071b5120 R11: fefefefefefefeff R12: 0000000000000000
[   79.351459] R13: 0000000000000011 R14: ff21a8fb071b5000 R15: ff21a8fb0189a000
[   79.351538] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.351618] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.351688] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.351776] PKRU: 55555554
[   79.351827] Call Trace:
[   79.351875]  <TASK>
[   79.351923]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.351993]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.352062]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.352124]  cleanup_net (net/core/net_namespace.c:702)
[   79.352186]  process_one_work (kernel/workqueue.c:3314)
[   79.352246]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.352306]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.352366]  kthread (kernel/kthread.c:436)
[   79.352434]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.352496]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.352555]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.352615]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.352880] ------------[ cut here ]------------
| [   79.352946] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.353036] Modules linked in:
| [   79.353209] Tainted: [W]=WARN
[   79.353264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.353332] Workqueue: netns cleanup_net
[   79.353388] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.353457] 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
[   79.353588] RSP: 0018:ff6ce33b40067c78 EFLAGS: 00010286
[   79.353651] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.353729] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.353811] RBP: 0000000000000000 R08: ff21a8fb018d8410 R09: ff21a8fb04b04030
[   79.353890] R10: ff21a8fb067b1120 R11: fefefefefefefeff R12: 0000000000000000
[   79.353967] R13: 0000000000000011 R14: ff21a8fb067b1000 R15: ff21a8fb0189a000
[   79.354045] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.354125] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.354208] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.354290] PKRU: 55555554
[   79.354338] Call Trace:
[   79.354386]  <TASK>
[   79.354443]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.354507]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.354570]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.354627]  cleanup_net (net/core/net_namespace.c:702)
[   79.354684]  process_one_work (kernel/workqueue.c:3314)
[   79.354748]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.354804]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.354860]  kthread (kernel/kthread.c:436)
[   79.354915]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.354972]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.355028]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.355084]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.355338] ------------[ cut here ]------------
| [   79.355411] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.355503] Modules linked in:
| [   79.355650] Tainted: [W]=WARN
[   79.355704] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.355779] Workqueue: netns cleanup_net
[   79.355836] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.355898] 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
[   79.356031] RSP: 0018:ff6ce33b40067c78 EFLAGS: 00010286
[   79.356093] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.356170] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.356246] RBP: 0000000000000000 R08: ff21a8fb04a2b150 R09: ff21a8fb0655c834
[   79.356321] R10: ff21a8fb06588120 R11: fefefefefefefeff R12: 0000000000000000
[   79.356395] R13: 0000000000000011 R14: ff21a8fb06588000 R15: ff21a8fb0189a000
[   79.356481] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.356559] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.356628] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.356703] PKRU: 55555554
[   79.356758] Call Trace:
[   79.356806]  <TASK>
[   79.356854]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.356938]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.357006]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.357071]  cleanup_net (net/core/net_namespace.c:702)
[   79.357128]  process_one_work (kernel/workqueue.c:3314)
[   79.357183]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.357239]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.357305]  kthread (kernel/kthread.c:436)
[   79.357361]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.357426]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.357482]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.357538]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   79.357783] ------------[ cut here ]------------
| [   79.357846] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/12
| [   79.357937] Modules linked in:
| [   79.358083] Tainted: [W]=WARN
[   79.358139] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.358210] Workqueue: netns cleanup_net
[   79.358273] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   79.358335] 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
[   79.358470] RSP: 0018:ff6ce33b40067c78 EFLAGS: 00010286
[   79.358533] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   79.358610] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff21a8fb0189a000
[   79.358685] RBP: 0000000000000000 R08: ff21a8fb01905cd0 R09: ff21a8fb0653982c
[   79.358770] R10: ff21a8fb0651c120 R11: fefefefefefefeff R12: 0000000000000000
[   79.358865] R13: 0000000000000011 R14: ff21a8fb0651c000 R15: ff21a8fb0189a000
[   79.358943] FS:  0000000000000000(0000) GS:ff21a8fb87b48000(0000) knlGS:0000000000000000
[   79.359023] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.359092] CR2: 00007f593262a808 CR3: 000000001b647004 CR4: 0000000000771ef0
[   79.359169] PKRU: 55555554
[   79.359216] Call Trace:
[   79.359263]  <TASK>
[   79.359311]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   79.359376]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   79.359456]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   79.359519]  cleanup_net (net/core/net_namespace.c:702)
[   79.359583]  process_one_work (kernel/workqueue.c:3314)
[   79.359644]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   79.359703]  ? rescuer_thread (kernel/workqueue.c:3672)
[   79.359769]  kthread (kernel/kthread.c:436)
[   79.359832]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   79.359892]  ret_from_fork (arch/x86/kernel/process.c:158)
[   79.359952]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))


Finger prints:
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:__linkwatch_run_queue:linkwatch_event
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:default_device_exit_batch:ops_undo_list:cleanup_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:vti6_init_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:__ip_tunnel_create:ip_tunnel_init_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:ip6_tnl_init_net
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_link:netdev_master_upper_dev_link
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:unregister_netdevice_many_notify:ops_undo_list:cleanup_net:process_one_work
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_unlink:netdev_upper_dev_unlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:loopback_net_init
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:dev_change_flags
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
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:default_device_exit_batch