======================================
| xx__-> [    2.378797] ------------[ cut here ]------------
| [    2.378857] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/167
| [    2.378916] Modules linked in:
| [    2.379003] Tainted: [W]=WARN
[    2.379024] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.379061] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.379092] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 e6 ab fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e6 ab fb ff       	call   0xfffffffffffbac22
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e6 ab fb ff       	call   0xfffffffffffbabf8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.379191] RSP: 0018:ff7b9319c03bfcc0 EFLAGS: 00010286
[    2.379227] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.379273] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d126081dec200
[    2.379316] RBP: 0000000000000000 R08: ff3d126083012010 R09: ff3d126084a7b02c
[    2.379358] R10: ff3d1260832b6120 R11: fefefefefefefeff R12: 0000000000000000
[    2.379401] R13: 0000000000000010 R14: ff3d1260832b6000 R15: ff3d126081dec200
[    2.379442] FS:  00007fc217c92840(0000) GS:ff3d12613188c000(0000) knlGS:0000000000000000
[    2.379490] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.379528] CR2: 0000000000479648 CR3: 000000000498d004 CR4: 0000000000771ef0
[    2.379576] PKRU: 55555554
[    2.379591] Call Trace:
[    2.379608]  <TASK>
[    2.379624]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.379655]  register_netdevice (net/core/dev.c:11488)
[    2.379679]  register_netdev (net/core/dev.c:11552)
[    2.379705]  loopback_net_init (drivers/net/loopback.c:218)
[    2.379732]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.379762]  ops_init (net/core/net_namespace.c:137)
[    2.379785]  setup_net (net/core/net_namespace.c:446)
[    2.379809]  copy_net_ns (net/core/net_namespace.c:579)
[    2.379832]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.379866]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.379896]  ksys_unshare (kernel/fork.c:3243)
[    2.379918]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.379940]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.379966]  ? exc_page_fault (arch/x86/mm/fault.c:1474 arch/x86/mm/fault.c:1527)
[    2.379990]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.380017] RIP: 0033:0x7fc217f54bcb
[    2.380040] 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
[    2.380145] RSP: 002b:00007fff8c01b6f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.380190] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc217f54bcb
[    2.380235] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.380278] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.380325] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8c01d920
[    2.380367] R13: 0000000000000001 R14: 00007fc217c926f8 R15: 00007fff8c01e874
| [    2.383539] ------------[ cut here ]------------
| [    2.383605] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/168
| [    2.383693] Modules linked in:
| [    2.383856] Tainted: [W]=WARN
[    2.383911] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.383980] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.384045] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 e6 ab fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e6 ab fb ff       	call   0xfffffffffffbac22
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e6 ab fb ff       	call   0xfffffffffffbabf8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.384182] RSP: 0018:ff7b9319c03bf720 EFLAGS: 00010286
[    2.384245] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.384323] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d126083003800
[    2.384403] RBP: 0000000000000000 R08: ff3d126083012010 R09: ff3d126082dd702c
[    2.384479] R10: ff3d1260832b6120 R11: fefefefefefefeff R12: 0000000000000000
[    2.384555] R13: 0000000000000010 R14: ff3d1260832b6000 R15: ff3d126083003800
[    2.384636] FS:  00007f3298063840(0000) GS:ff3d12613198c000(0000) knlGS:0000000000000000
[    2.384723] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.384794] CR2: 00000000044b1988 CR3: 00000000049f0001 CR4: 0000000000771ef0
[    2.384873] PKRU: 55555554
[    2.384921] Call Trace:
[    2.384969]  <TASK>
[    2.385018]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.385076]  __dev_notify_flags (net/core/dev.c:9787)
[    2.385137]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.385195]  netif_change_flags (net/core/dev.c:9820)
[    2.385253]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.385311]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.385378]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.385435]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.385493]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.385557]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.385614]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.385672]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.385740]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.385798]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.385854]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.385912]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.385975]  ___sys_sendmsg (net/socket.c:2752)
[    2.386033]  __sys_sendmsg (net/socket.c:2784)
[    2.386090]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.386155]  ? exc_page_fault (arch/x86/mm/fault.c:1474 arch/x86/mm/fault.c:1527)
[    2.386212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.386276] RIP: 0033:0x7f329829d08e
[    2.386333] 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
[    2.386465] RSP: 002b:00007ffe4b8c7df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.386543] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f329829d08e
[    2.386620] RDX: 0000000000000000 RSI: 00007ffe4b8c7ea0 RDI: 0000000000000005
[    2.386696] RBP: 00007ffe4b8c7e00 R08: 0000000000000000 R09: 0000000000000000
[    2.386780] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d5a1
[    2.386856] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4b8c8570
| [    2.399638] ------------[ cut here ]------------
| [    2.399710] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/172
| [    2.399801] Modules linked in:
| [    2.399949] Tainted: [W]=WARN
[    2.400004] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.400074] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.400146] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 e6 ab fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e6 ab fb ff       	call   0xfffffffffffbac22
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e6 ab fb ff       	call   0xfffffffffffbabf8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.400281] RSP: 0018:ff7b9319c03dfcc0 EFLAGS: 00010286
[    2.400345] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.400422] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d126083003800
[    2.400498] RBP: 0000000000000000 R08: ff3d126084963550 R09: ff3d126084aaa02c
[    2.400575] R10: ff3d126084a7d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.400652] R13: 0000000000000010 R14: ff3d126084a7d000 R15: ff3d126083003800
[    2.400736] FS:  00007fe277c78840(0000) GS:ff3d12613198c000(0000) knlGS:0000000000000000
[    2.400816] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.400886] CR2: 00007fe277e827d0 CR3: 0000000004974001 CR4: 0000000000771ef0
[    2.400964] PKRU: 55555554
[    2.401012] Call Trace:
[    2.401060]  <TASK>
[    2.401115]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.401173]  register_netdevice (net/core/dev.c:11488)
[    2.401230]  register_netdev (net/core/dev.c:11552)
[    2.401287]  loopback_net_init (drivers/net/loopback.c:218)
[    2.401344]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.401409]  ops_init (net/core/net_namespace.c:137)
[    2.401466]  setup_net (net/core/net_namespace.c:446)
[    2.401523]  copy_net_ns (net/core/net_namespace.c:579)
[    2.401580]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.401645]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.401716]  ksys_unshare (kernel/fork.c:3243)
[    2.401775]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.401832]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.401889]  ? exc_page_fault (arch/x86/mm/fault.c:1474 arch/x86/mm/fault.c:1527)
[    2.401946]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.402010] RIP: 0033:0x7fe277f3abcb
[    2.402067] 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
[    2.402206] RSP: 002b:00007ffdf9dab2c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.402284] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe277f3abcb
[    2.402361] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.402437] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.402513] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf9dad4f0
[    2.402590] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf9dad874
| [    2.405715] ------------[ cut here ]------------
| [    2.405752] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/173
| [    2.405813] Modules linked in:
| [    2.405897] Tainted: [W]=WARN
[    2.405919] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.405955] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.405989] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 e6 ab fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e6 ab fb ff       	call   0xfffffffffffbac22
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e6 ab fb ff       	call   0xfffffffffffbabf8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.406089] RSP: 0018:ff7b9319c03e7720 EFLAGS: 00010286
[    2.406118] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.406161] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d126083009800
[    2.406203] RBP: 0000000000000000 R08: ff3d126084963550 R09: ff3d126081ff302c
[    2.406244] R10: ff3d126084a7d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.406287] R13: 0000000000000010 R14: ff3d126084a7d000 R15: ff3d126083009800
[    2.406334] FS:  00007fdcf37e0840(0000) GS:ff3d126131a0c000(0000) knlGS:0000000000000000
[    2.406378] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.406414] CR2: 00007fdcf3ab01a0 CR3: 0000000004943003 CR4: 0000000000771ef0
[    2.406457] PKRU: 55555554
[    2.406473] Call Trace:
[    2.406486]  <TASK>
[    2.406503]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.406526]  __dev_notify_flags (net/core/dev.c:9787)
[    2.406551]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.406574]  netif_change_flags (net/core/dev.c:9820)
[    2.406594]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.406616]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.406648]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.406671]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.406693]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.406729]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.406751]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.406772]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.406807]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.406829]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.406849]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.406870]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.406891]  ___sys_sendmsg (net/socket.c:2752)
[    2.406915]  __sys_sendmsg (net/socket.c:2784)
[    2.406935]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.406960]  ? exc_page_fault (arch/x86/mm/fault.c:1474 arch/x86/mm/fault.c:1527)
[    2.406984]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.407020] RIP: 0033:0x7fdcf3a1a08e
[    2.407041] 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
[    2.407143] RSP: 002b:00007ffe13924540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.407188] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdcf3a1a08e
[    2.407230] RDX: 0000000000000000 RSI: 00007ffe139245f0 RDI: 0000000000000005
[    2.407274] RBP: 00007ffe13924550 R08: 0000000000000000 R09: 0000000000000000
[    2.407318] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d5a1
[    2.407358] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe13924cc0
| [    2.426173] ------------[ cut here ]------------
| [    2.426206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/176
| [    2.426266] Modules linked in: veth
| [    2.426337] Tainted: [W]=WARN
[    2.426358] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.426397] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.426431] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 e6 ab fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e6 ab fb ff       	call   0xfffffffffffbac22
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e6 ab fb ff       	call   0xfffffffffffbabf8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.426533] RSP: 0018:ff7b9319c03ff5f0 EFLAGS: 00010286
[    2.426558] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.426598] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d126081dec200
[    2.426643] RBP: 0000000000000000 R08: ff3d1260830a1a90 R09: ff3d126084aad030
[    2.426685] R10: ff3d126084a79120 R11: fefefefefefefeff R12: 0000000000000000
[    2.426732] R13: 0000000000000010 R14: ff3d126084a79000 R15: ff3d126081dec200
[    2.426787] FS:  00007ff4b8d43840(0000) GS:ff3d12613188c000(0000) knlGS:0000000000000000
[    2.426830] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.426869] CR2: 00007f76d88b2808 CR3: 0000000004867004 CR4: 0000000000771ef0
[    2.426910] PKRU: 55555554
[    2.426925] Call Trace:
[    2.426939]  <TASK>
[    2.426958]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.426985]  __dev_notify_flags (net/core/dev.c:9787)
[    2.427005]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.427028] veth_newlink (drivers/net/veth.c:1871) veth
[    2.427061]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.427081]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.427113]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.427136]  ? update_cfs_rq_load_avg (kernel/sched/fair.c:4879)
[    2.427169]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.427200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.427226]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.427249]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.427271]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.427294]  ___sys_sendmsg (net/socket.c:2752)
[    2.427322]  __sys_sendmsg (net/socket.c:2784)
[    2.427348]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.427371]  ? exc_page_fault (arch/x86/mm/fault.c:1474 arch/x86/mm/fault.c:1527)
[    2.427392]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.427421] RIP: 0033:0x7ff4b8f7d08e
[    2.427444] 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
[    2.427547] RSP: 002b:00007ffe9b2e3800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.427594] RAX: ffffffffffffffda RBX: 00007ffe9b2e3fb0 RCX: 00007ff4b8f7d08e
[    2.427638] RDX: 0000000000000000 RSI: 00007ffe9b2e38b0 RDI: 0000000000000005
[    2.427684] RBP: 00007ffe9b2e3810 R08: 0000000000000000 R09: 0000000000000000
[    2.427726] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d5a1
[    2.427773] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9b2e3f80
| [    2.427992] ------------[ cut here ]------------
| [    2.428020] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/176
| [    2.428074] Modules linked in: veth
| [    2.428161] Tainted: [W]=WARN
[    2.428181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.428215] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.428241] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 e6 ab fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e6 ab fb ff       	call   0xfffffffffffbac22
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e6 ab fb ff       	call   0xfffffffffffbabf8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.428343] RSP: 0018:ff7b9319c03ff870 EFLAGS: 00010286
[    2.428375] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.428418] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d126081dec200
[    2.428463] RBP: 0000000000000000 R08: ff3d1260833b3090 R09: ff3d126089122030
[    2.428506] R10: ff3d126084a7a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.428548] R13: 0000000000000010 R14: ff3d126084a7a000 R15: ff3d126081dec200
[    2.428593] FS:  00007ff4b8d43840(0000) GS:ff3d12613188c000(0000) knlGS:0000000000000000
[    2.428637] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.428671] CR2: 00007f76d88b2808 CR3: 0000000004867004 CR4: 0000000000771ef0
[    2.428721] PKRU: 55555554
[    2.428736] Call Trace:
[    2.428753]  <TASK>
[    2.428766]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.428791]  __dev_notify_flags (net/core/dev.c:9787)
[    2.428810]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.428833]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.428857]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.428889]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.428909]  ? update_cfs_rq_load_avg (kernel/sched/fair.c:4879)
[    2.428937]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.428967]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.428988]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.429009]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.429031]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.429055]  ___sys_sendmsg (net/socket.c:2752)
[    2.429079]  __sys_sendmsg (net/socket.c:2784)
[    2.429109]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.429132]  ? exc_page_fault (arch/x86/mm/fault.c:1474 arch/x86/mm/fault.c:1527)
[    2.429154]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.429183] RIP: 0033:0x7ff4b8f7d08e
[    2.429204] 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
[    2.429311] RSP: 002b:00007ffe9b2e3800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.429357] RAX: ffffffffffffffda RBX: 00007ffe9b2e3fb0 RCX: 00007ff4b8f7d08e
[    2.429398] RDX: 0000000000000000 RSI: 00007ffe9b2e38b0 RDI: 0000000000000005
[    2.429446] RBP: 00007ffe9b2e3810 R08: 0000000000000000 R09: 0000000000000000
[    2.429492] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d5a1
[    2.429532] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9b2e3f80
| [    2.444119] ------------[ cut here ]------------
| [    2.444189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/180
| [    2.444277] Modules linked in: veth
| [    2.444427] Tainted: [W]=WARN
[    2.444482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.444551] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.444616] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 e6 ab fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e6 ab fb ff       	call   0xfffffffffffbac22
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e6 ab fb ff       	call   0xfffffffffffbabf8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.444755] RSP: 0018:ff7b9319c03ff6d8 EFLAGS: 00010286
[    2.444819] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.444897] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d126083097700
[    2.444975] RBP: 0000000000000000 R08: ff3d1260830a1a90 R09: ff3d12608124f030
[    2.445052] R10: ff3d126084a79120 R11: fefefefefefefeff R12: ff7b9319c03ff78c
[    2.445136] R13: 0000000000000011 R14: ff3d126084a79000 R15: ff3d126083097700
[    2.445255] FS:  00007f2a5d132840(0000) GS:ff3d12613198c000(0000) knlGS:0000000000000000
[    2.445335] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.445406] CR2: 00007f2a5d4021a0 CR3: 00000000049a1005 CR4: 0000000000771ef0
[    2.445485] PKRU: 55555554
[    2.445533] Call Trace:
[    2.445582]  <TASK>
[    2.445631]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.445689]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.445757]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.445814]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.445872]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.445937]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.445994]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.446052]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.446122]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.446180]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.446237]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.446301]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.446359]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.446416]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.446473]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.446531]  ___sys_sendmsg (net/socket.c:2752)
[    2.446589]  __sys_sendmsg (net/socket.c:2784)
[    2.446647]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.446710]  ? exc_page_fault (arch/x86/mm/fault.c:1474 arch/x86/mm/fault.c:1527)
[    2.446768]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.446834] RIP: 0033:0x7f2a5d36c08e
[    2.446889] 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
[    2.447021] RSP: 002b:00007fff6bb96300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.447100] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2a5d36c08e
[    2.447183] RDX: 0000000000000000 RSI: 00007fff6bb963b0 RDI: 0000000000000005
[    2.447261] RBP: 00007fff6bb96310 R08: 0000000000000000 R09: 0000000000000000
[    2.447339] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d5a1
[    2.447418] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6bb96a80
| [    2.447651] ------------[ cut here ]------------
| [    2.447720] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/180
| [    2.447840] Modules linked in: veth
| [    2.447991] Tainted: [W]=WARN
[    2.448046] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.448121] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.448185] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 e6 ab fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e6 ab fb ff       	call   0xfffffffffffbac22
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e6 ab fb ff       	call   0xfffffffffffbabf8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.448322] RSP: 0018:ff7b9319c03ff6c8 EFLAGS: 00010286
[    2.448385] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.448473] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d126083097700
[    2.448551] RBP: 0000000000000000 R08: ff3d1260830a1a90 R09: ff3d126084aaa030
[    2.448628] R10: ff3d126084a79120 R11: fefefefefefefeff R12: 0000000000000000
[    2.448711] R13: 0000000000000010 R14: ff3d126084a79000 R15: ff3d126083097700
[    2.448791] FS:  00007f2a5d132840(0000) GS:ff3d12613198c000(0000) knlGS:0000000000000000
[    2.448872] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.448944] CR2: 00007f2a5d4021a0 CR3: 00000000049a1005 CR4: 0000000000771ef0
[    2.449027] PKRU: 55555554
[    2.449075] Call Trace:
[    2.449131]  <TASK>
[    2.449180]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.449237]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.449303]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.449361]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.449419]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.449486]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.449544]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.449600]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.449665]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.449728]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.449786]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.449850]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.449908]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.449965]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.450022]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.450080]  ___sys_sendmsg (net/socket.c:2752)
[    2.450143]  __sys_sendmsg (net/socket.c:2784)
[    2.450202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.450260]  ? exc_page_fault (arch/x86/mm/fault.c:1474 arch/x86/mm/fault.c:1527)
[    2.450317]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.450381] RIP: 0033:0x7f2a5d36c08e
[    2.450438] 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
[    2.450602] RSP: 002b:00007fff6bb96300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.450680] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2a5d36c08e
[    2.450762] RDX: 0000000000000000 RSI: 00007fff6bb963b0 RDI: 0000000000000005
[    2.450840] RBP: 00007fff6bb96310 R08: 0000000000000000 R09: 0000000000000000
[    2.450919] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d5a1
[    2.450996] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6bb96a80
| [    2.460016] ------------[ cut here ]------------
| [    2.460059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/183
| [    2.460121] Modules linked in: veth
| [    2.460210] Tainted: [W]=WARN
[    2.460231] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.460268] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.460301] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 e6 ab fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e6 ab fb ff       	call   0xfffffffffffbac22
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e6 ab fb ff       	call   0xfffffffffffbabf8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.460409] RSP: 0018:ff7b9319c03a7720 EFLAGS: 00010286
[    2.460438] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.460472] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d126081dec200
[    2.460513] RBP: 0000000000000000 R08: ff3d1260833b3090 R09: ff3d126089122030
[    2.460558] R10: ff3d126084a7a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.460593] R13: 0000000000000010 R14: ff3d126084a7a000 R15: ff3d126081dec200
[    2.460639] FS:  00007f8059e0f840(0000) GS:ff3d12613188c000(0000) knlGS:0000000000000000
[    2.460682] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.460734] CR2: 00000000047c3988 CR3: 0000000004865006 CR4: 0000000000771ef0
[    2.460779] PKRU: 55555554
[    2.460793] Call Trace:
[    2.460804]  <TASK>
[    2.460820]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.460842]  __dev_notify_flags (net/core/dev.c:9787)
[    2.460863]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.460885]  netif_change_flags (net/core/dev.c:9820)
[    2.460907]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.460931]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.460961]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.460980]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.461003]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.461036]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.461059]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.461081]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.461113]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.461137]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.461159]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.461183]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.461206]  ___sys_sendmsg (net/socket.c:2752)
[    2.461231]  __sys_sendmsg (net/socket.c:2784)
[    2.461252]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.461271]  ? exc_page_fault (arch/x86/mm/fault.c:1474 arch/x86/mm/fault.c:1527)
[    2.461293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.461324] RIP: 0033:0x7f805a04908e
[    2.461347] 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
[    2.461444] RSP: 002b:00007fffa72c6680 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.461487] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f805a04908e
[    2.461527] RDX: 0000000000000000 RSI: 00007fffa72c6730 RDI: 0000000000000005
[    2.461568] RBP: 00007fffa72c6690 R08: 0000000000000000 R09: 0000000000000000
[    2.461607] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d5a1
[    2.461648] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa72c6e00
| [    2.464720] ------------[ cut here ]------------
| [    2.464788] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/184
| [    2.464877] Modules linked in: veth
| [    2.465029] Tainted: [W]=WARN
[    2.465084] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.465161] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.465226] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 e6 ab fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e6 ab fb ff       	call   0xfffffffffffbac22
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e6 ab fb ff       	call   0xfffffffffffbabf8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.465357] RSP: 0018:ff7b9319c03a7720 EFLAGS: 00010286
[    2.465421] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.465500] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d126083097700
[    2.465579] RBP: 0000000000000000 R08: ff3d1260830a1a90 R09: ff3d126084aaa030
[    2.465656] R10: ff3d126084a79120 R11: fefefefefefefeff R12: 0000000000000000
[    2.465741] R13: 0000000000000010 R14: ff3d126084a79000 R15: ff3d126083097700
[    2.465821] FS:  00007f71a06c0840(0000) GS:ff3d12613198c000(0000) knlGS:0000000000000000
[    2.465917] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.465987] CR2: 00007f71a09901a0 CR3: 0000000009030004 CR4: 0000000000771ef0
[    2.466067] PKRU: 55555554
[    2.466130] Call Trace:
[    2.466190]  <TASK>
[    2.466238]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.466296]  __dev_notify_flags (net/core/dev.c:9787)
[    2.466353]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.466410]  netif_change_flags (net/core/dev.c:9820)
[    2.466467]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.466536]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.466602]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.466660]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.466724]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.466796]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.466853]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.466911]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.466975]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.467033]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.467090]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.467155]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.467213]  ___sys_sendmsg (net/socket.c:2752)
[    2.467270]  __sys_sendmsg (net/socket.c:2784)
[    2.467328]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.467386]  ? exc_page_fault (arch/x86/mm/fault.c:1474 arch/x86/mm/fault.c:1527)
[    2.467443]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.467507] RIP: 0033:0x7f71a08fa08e
[    2.467564] 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
[    2.467698] RSP: 002b:00007fff871c57f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.467782] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f71a08fa08e
[    2.467858] RDX: 0000000000000000 RSI: 00007fff871c58a0 RDI: 0000000000000005
[    2.467935] RBP: 00007fff871c5800 R08: 0000000000000000 R09: 0000000000000000
[    2.468010] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d5a1
[    2.468087] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff871c5f70
| [    2.468319] ------------[ cut here ]------------
| [    2.468359] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/38
| [    2.468418] Modules linked in: veth
| [    2.468500] Tainted: [W]=WARN
[    2.468521] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.468554] Workqueue: events_unbound linkwatch_event
[    2.468584] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.468614] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 e6 ab fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e6 ab fb ff       	call   0xfffffffffffbac22
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e6 ab fb ff       	call   0xfffffffffffbabf8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.468720] RSP: 0018:ff7b9319c015bd50 EFLAGS: 00010286
[    2.468744] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.468785] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d126083098100
[    2.468828] RBP: 0000000000000000 R08: ff3d1260830a1a90 R09: ff3d1260829c8030
[    2.468872] R10: ff3d126084a79120 R11: fefefefefefefeff R12: 0000000000000000
[    2.468911] R13: 0000000000000010 R14: ff3d126084a79000 R15: ff3d126083098100
[    2.468956] FS:  0000000000000000(0000) GS:ff3d12613190c000(0000) knlGS:0000000000000000
[    2.469003] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.469040] CR2: 000055c129cb04f8 CR3: 0000000006242002 CR4: 0000000000771ef0
[    2.469083] PKRU: 55555554
[    2.469098] Call Trace:
[    2.469117]  <TASK>
[    2.469134]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.469155]  netif_state_change (net/core/dev.c:1605)
[    2.469175]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.469199]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.469227]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.469251]  process_one_work (kernel/workqueue.c:3314)
[    2.469271]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.469295]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.469316]  kthread (kernel/kthread.c:436)
[    2.469335]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.469359]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.469380]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.469400]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.469469] ------------[ cut here ]------------
| [    2.469498] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/38
| [    2.469560] Modules linked in: veth
| [    2.469643] Tainted: [W]=WARN
[    2.469664] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.469697] Workqueue: events_unbound linkwatch_event
[    2.469735] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.469765] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 e6 ab fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e6 ab fb ff       	call   0xfffffffffffbac22
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e6 ab fb ff       	call   0xfffffffffffbabf8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.469863] RSP: 0018:ff7b9319c015bd50 EFLAGS: 00010286
[    2.469893] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.469937] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d126083098100
[    2.469982] RBP: 0000000000000000 R08: ff3d1260833b3090 R09: ff3d1260829c8030
[    2.470024] R10: ff3d126084a7a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.470065] R13: 0000000000000010 R14: ff3d126084a7a000 R15: ff3d126083098100
[    2.470110] FS:  0000000000000000(0000) GS:ff3d12613190c000(0000) knlGS:0000000000000000
[    2.470153] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.470188] CR2: 000055c129cb04f8 CR3: 0000000006242002 CR4: 0000000000771ef0
[    2.470229] PKRU: 55555554
[    2.470244] Call Trace:
[    2.470258]  <TASK>
[    2.470272]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.470292]  netif_state_change (net/core/dev.c:1605)
[    2.470318]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.470340]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.470369]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.470395]  process_one_work (kernel/workqueue.c:3314)
[    2.470418]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.470441]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.470461]  kthread (kernel/kthread.c:436)
[    2.470482]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.470506]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.470528]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.470549]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.821788] ------------[ cut here ]------------
| [   14.821841] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   14.821904] Modules linked in: nft_redir nft_chain_nat nf_nat nf_conntrack_netlink nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   14.822042] Tainted: [W]=WARN
[   14.822065] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.822100] Workqueue: netns cleanup_net
[   14.822135] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.822165] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 e6 ab fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e6 ab fb ff       	call   0xfffffffffffbac22
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e6 ab fb ff       	call   0xfffffffffffbabf8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.822264] RSP: 0018:ff7b9319c023fc08 EFLAGS: 00010286
[   14.822296] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   14.822337] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d126083000500
[   14.822377] RBP: 0000000000000000 R08: ff3d1260833b3090 R09: ff3d126089121030
[   14.822420] R10: ff3d126084a7a120 R11: fefefefefefefeff R12: 0000000000000000
[   14.822459] R13: 0000000000000010 R14: ff3d126084a7a000 R15: ff3d126083000500
[   14.822503] FS:  0000000000000000(0000) GS:ff3d12613188c000(0000) knlGS:0000000000000000
[   14.822547] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.822583] CR2: 00007f69ebf34574 CR3: 0000000006242002 CR4: 0000000000771ef0
[   14.822622] PKRU: 55555554
[   14.822637] Call Trace:
[   14.822651]  <TASK>
[   14.822667]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.822691]  netif_close_many (net/core/dev.c:1804)
[   14.822716]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   14.822751]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   14.822780]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   14.822809]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   14.822832]  cleanup_net (net/core/net_namespace.c:702)
[   14.822855]  process_one_work (kernel/workqueue.c:3314)
[   14.822881]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.822906]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.822928]  kthread (kernel/kthread.c:436)
[   14.822950]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.822972]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.822996]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.823018]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.823140] ------------[ cut here ]------------
| [   14.823173] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   14.823236] Modules linked in: nft_redir nft_chain_nat nf_nat nf_conntrack_netlink nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   14.823372] Tainted: [W]=WARN
[   14.823399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.823433] Workqueue: netns cleanup_net
[   14.823453] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.823485] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 e6 ab fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e6 ab fb ff       	call   0xfffffffffffbac22
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e6 ab fb ff       	call   0xfffffffffffbabf8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.823584] RSP: 0018:ff7b9319c023fc08 EFLAGS: 00010286
[   14.823611] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   14.823653] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d126083000500
[   14.823697] RBP: 0000000000000000 R08: ff3d1260830a1a90 R09: ff3d126089121030
[   14.823742] R10: ff3d126084a79120 R11: fefefefefefefeff R12: 0000000000000000
[   14.823783] R13: 0000000000000010 R14: ff3d126084a79000 R15: ff3d126083000500
[   14.823828] FS:  0000000000000000(0000) GS:ff3d12613188c000(0000) knlGS:0000000000000000
[   14.823872] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.823909] CR2: 00007f69ebf34574 CR3: 0000000006242002 CR4: 0000000000771ef0
[   14.823959] PKRU: 55555554
[   14.823973] Call Trace:
[   14.823987]  <TASK>
[   14.824001]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.824020]  netif_close_many (net/core/dev.c:1804)
[   14.824045]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   14.824075]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   14.824109]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   14.824140]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   14.824159]  cleanup_net (net/core/net_namespace.c:702)
[   14.824184]  process_one_work (kernel/workqueue.c:3314)
[   14.824206]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.824231]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.824253]  kthread (kernel/kthread.c:436)
[   14.824276]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.824297]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.824325]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.824348]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.824428] ------------[ cut here ]------------
| [   14.824454] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   14.824508] Modules linked in: nft_redir nft_chain_nat nf_nat nf_conntrack_netlink nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   14.824649] Tainted: [W]=WARN
[   14.824668] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.824698] Workqueue: netns cleanup_net
[   14.824720] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.824752] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 e6 ab fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e6 ab fb ff       	call   0xfffffffffffbac22
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e6 ab fb ff       	call   0xfffffffffffbabf8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.824852] RSP: 0018:ff7b9319c023fc08 EFLAGS: 00010286
[   14.824881] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   14.824926] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d126083000500
[   14.824968] RBP: 0000000000000000 R08: ff3d126083012010 R09: ff3d12608912102c
[   14.825010] R10: ff3d1260832b6120 R11: fefefefefefefeff R12: 0000000000000000
[   14.825051] R13: 0000000000000010 R14: ff3d1260832b6000 R15: ff3d126083000500
[   14.825093] FS:  0000000000000000(0000) GS:ff3d12613188c000(0000) knlGS:0000000000000000
[   14.825138] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.825176] CR2: 00007f69ebf34574 CR3: 0000000006242002 CR4: 0000000000771ef0
[   14.825219] PKRU: 55555554
[   14.825233] Call Trace:
[   14.825248]  <TASK>
[   14.825265]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.825293]  netif_close_many (net/core/dev.c:1804)
[   14.825317]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   14.825351]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   14.825379]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   14.825407]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   14.825429]  cleanup_net (net/core/net_namespace.c:702)
[   14.825451]  process_one_work (kernel/workqueue.c:3314)
[   14.825473]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.825497]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.825519]  kthread (kernel/kthread.c:436)
[   14.825540]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.825564]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.825583]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.825603]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.825748] ------------[ cut here ]------------
| [   14.825780] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   14.825843] Modules linked in: nft_redir nft_chain_nat nf_nat nf_conntrack_netlink nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   14.825971] Tainted: [W]=WARN
[   14.825989] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.826024] Workqueue: netns cleanup_net
[   14.826049] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.826078] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 e6 ab fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e6 ab fb ff       	call   0xfffffffffffbac22
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e6 ab fb ff       	call   0xfffffffffffbabf8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.826183] RSP: 0018:ff7b9319c023fc78 EFLAGS: 00010286
[   14.826215] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.826262] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d126083000500
[   14.826305] RBP: 0000000000000000 R08: ff3d1260833b3090 R09: ff3d126082000030
[   14.826354] R10: ff3d126084a7a120 R11: fefefefefefefeff R12: 0000000000000000
[   14.826396] R13: 0000000000000011 R14: ff3d126084a7a000 R15: ff3d126083000500
[   14.826440] FS:  0000000000000000(0000) GS:ff3d12613188c000(0000) knlGS:0000000000000000
[   14.826484] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.826549] CR2: 00007f69ebf34574 CR3: 0000000006242002 CR4: 0000000000771ef0
[   14.826589] PKRU: 55555554
[   14.826604] Call Trace:
[   14.826619]  <TASK>
[   14.826634]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.826665]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   14.826698]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   14.826717]  cleanup_net (net/core/net_namespace.c:702)
[   14.826745]  process_one_work (kernel/workqueue.c:3314)
[   14.826768]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.826787]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.826807]  kthread (kernel/kthread.c:436)
[   14.826830]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.826853]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.826875]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.826896]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.827028] ------------[ cut here ]------------
| [   14.827056] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   14.827119] Modules linked in: nft_redir nft_chain_nat nf_nat nf_conntrack_netlink nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   14.827255] Tainted: [W]=WARN
[   14.827275] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.827312] Workqueue: netns cleanup_net
[   14.827333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.827362] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 e6 ab fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e6 ab fb ff       	call   0xfffffffffffbac22
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e6 ab fb ff       	call   0xfffffffffffbabf8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.827462] RSP: 0018:ff7b9319c023fc78 EFLAGS: 00010286
[   14.827492] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.827533] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d126083000500
[   14.827574] RBP: 0000000000000000 R08: ff3d1260830a1a90 R09: ff3d126089029830
[   14.827618] R10: ff3d126084a79120 R11: fefefefefefefeff R12: 0000000000000000
[   14.827660] R13: 0000000000000011 R14: ff3d126084a79000 R15: ff3d126083000500
[   14.827702] FS:  0000000000000000(0000) GS:ff3d12613188c000(0000) knlGS:0000000000000000
[   14.827747] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.827783] CR2: 00007f69ebf34574 CR3: 0000000006242002 CR4: 0000000000771ef0
[   14.827829] PKRU: 55555554
[   14.827843] Call Trace:
[   14.827858]  <TASK>
[   14.827873]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.827902]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   14.827931]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   14.827953]  cleanup_net (net/core/net_namespace.c:702)
[   14.827974]  process_one_work (kernel/workqueue.c:3314)
[   14.827998]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.828017]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.828038]  kthread (kernel/kthread.c:436)
[   14.828060]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.828082]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.828109]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.828132]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.828249] ------------[ cut here ]------------
| [   14.828278] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   14.828341] Modules linked in: nft_redir nft_chain_nat nf_nat nf_conntrack_netlink nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   14.828463] Tainted: [W]=WARN
[   14.828488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.828521] Workqueue: netns cleanup_net
[   14.828543] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.828573] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 e6 ab fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e6 ab fb ff       	call   0xfffffffffffbac22
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e6 ab fb ff       	call   0xfffffffffffbabf8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.828658] RSP: 0018:ff7b9319c023fc78 EFLAGS: 00010286
[   14.828686] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.828724] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d126083000500
[   14.828769] RBP: 0000000000000000 R08: ff3d126083012010 R09: ff3d126084a7282c
[   14.828807] R10: ff3d1260832b6120 R11: fefefefefefefeff R12: 0000000000000000
[   14.828849] R13: 0000000000000011 R14: ff3d1260832b6000 R15: ff3d126083000500
[   14.828889] FS:  0000000000000000(0000) GS:ff3d12613188c000(0000) knlGS:0000000000000000
[   14.828929] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.828965] CR2: 00007f69ebf34574 CR3: 0000000006242002 CR4: 0000000000771ef0
[   14.829011] PKRU: 55555554
[   14.829026] Call Trace:
[   14.829040]  <TASK>
[   14.829056]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.829084]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   14.829112]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   14.829136]  cleanup_net (net/core/net_namespace.c:702)
[   14.829158]  process_one_work (kernel/workqueue.c:3314)
[   14.829180]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.829199]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.829222]  kthread (kernel/kthread.c:436)
[   14.829246]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.829267]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.829287]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.829311]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.844146] ------------[ cut here ]------------
| [   14.844197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   14.844259] Modules linked in: nft_redir nft_chain_nat nf_nat nf_conntrack_netlink nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   14.844391] Tainted: [W]=WARN
[   14.844414] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.844452] Workqueue: netns cleanup_net
[   14.844477] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.844501] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 e6 ab fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e6 ab fb ff       	call   0xfffffffffffbac22
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e6 ab fb ff       	call   0xfffffffffffbabf8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.844600] RSP: 0018:ff7b9319c023fc08 EFLAGS: 00010286
[   14.844632] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   14.844677] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d126083000500
[   14.844717] RBP: 0000000000000000 R08: ff3d126084963550 R09: ff3d126084aaf02c
[   14.844759] R10: ff3d126084a7d120 R11: fefefefefefefeff R12: 0000000000000000
[   14.844799] R13: 0000000000000010 R14: ff3d126084a7d000 R15: ff3d126083000500
[   14.844845] FS:  0000000000000000(0000) GS:ff3d12613188c000(0000) knlGS:0000000000000000
[   14.844890] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.844924] CR2: 000055c0fb2d1d5c CR3: 000000000e01c004 CR4: 0000000000771ef0
[   14.844965] PKRU: 55555554
[   14.844980] Call Trace:
[   14.844994]  <TASK>
[   14.845010]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.845033]  netif_close_many (net/core/dev.c:1804)
[   14.845055]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   14.845083]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   14.845118]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   14.845143]  cleanup_net (net/core/net_namespace.c:702)
[   14.845166]  process_one_work (kernel/workqueue.c:3314)
[   14.845190]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.845214]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.845237]  kthread (kernel/kthread.c:436)
[   14.845258]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.845279]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.845302]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.845326]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.845452] ------------[ cut here ]------------
| [   14.845479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   14.845525] Modules linked in: nft_redir nft_chain_nat nf_nat nf_conntrack_netlink nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   14.845657] Tainted: [W]=WARN
[   14.845677] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.845714] Workqueue: netns cleanup_net
[   14.845737] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.845770] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 e6 ab fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e6 ab fb ff       	call   0xfffffffffffbac22
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e6 ab fb ff       	call   0xfffffffffffbabf8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.845870] RSP: 0018:ff7b9319c023fc78 EFLAGS: 00010286
[   14.845900] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.845940] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d126083000500
[   14.845980] RBP: 0000000000000000 R08: ff3d126084963550 R09: ff3d126084aa702c
[   14.846022] R10: ff3d126084a7d120 R11: fefefefefefefeff R12: 0000000000000000
[   14.846066] R13: 0000000000000011 R14: ff3d126084a7d000 R15: ff3d126083000500
[   14.846113] FS:  0000000000000000(0000) GS:ff3d12613188c000(0000) knlGS:0000000000000000
[   14.846156] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.846194] CR2: 000055c0fb2d1d5c CR3: 0000000006242003 CR4: 0000000000771ef0
[   14.846238] PKRU: 55555554
[   14.846253] Call Trace:
[   14.846267]  <TASK>
[   14.846282]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.846314]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   14.846342]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   14.846367]  cleanup_net (net/core/net_namespace.c:702)
[   14.846390]  process_one_work (kernel/workqueue.c:3314)
[   14.846414]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.846436]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.846458]  kthread (kernel/kthread.c:436)
[   14.846483]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.846505]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.846527]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))


Finger prints:
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link: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
rtmsg_ifinfo_build_skb:rtmsg_ifinfo_newnet:__dev_change_net_namespace:rtnl_newlink:rtnetlink_rcv_msg
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:__linkwatch_run_queue:linkwatch_event
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_change_net_namespace:rtnl_newlink:rtnetlink_rcv_msg
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:loopback_net_init
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:default_device_exit_batch:ops_undo_list:cleanup_net