======================================
| xx__-> [    2.193475] ------------[ cut here ]------------
| [    2.193523] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/193
| [    2.193595] Modules linked in:
| [    2.193679] Tainted: [W]=WARN
[    2.193701] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.193735] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.193765] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.193859] RSP: 0018:ff41943ec044fcb8 EFLAGS: 00010286
[    2.193888] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.193935] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029500
[    2.193974] RBP: 0000000000000000 R08: ff215c4e444a5990 R09: ff215c4e446fe02c
[    2.194024] R10: ff215c4e446f9120 R11: fefefefefefefeff R12: 0000000000000000
[    2.194066] R13: 0000000000000010 R14: ff215c4e446f9000 R15: ff215c4e42029500
[    2.194108] FS:  00007fb75a683840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    2.194150] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.194193] CR2: 0000000000479648 CR3: 0000000004777003 CR4: 0000000000771ef0
[    2.194236] PKRU: 55555554
[    2.194251] Call Trace:
[    2.194265]  <TASK>
[    2.194281]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.194302]  register_netdevice (net/core/dev.c:11488)
[    2.194325]  register_netdev (net/core/dev.c:11552)
[    2.194346]  loopback_net_init (drivers/net/loopback.c:218)
[    2.194371]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.194403]  ops_init (net/core/net_namespace.c:137)
[    2.194426]  setup_net (net/core/net_namespace.c:446)
[    2.194448]  copy_net_ns (net/core/net_namespace.c:579)
[    2.194466]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.194498]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.194524]  ksys_unshare (kernel/fork.c:3243)
[    2.194547]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.194573]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.194597]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.194628] RIP: 0033:0x7fb75a945bcb
[    2.194649] 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
[    2.194740] RSP: 002b:00007ffe97a502e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.194791] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb75a945bcb
[    2.194836] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.194877] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.194919] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe97a52510
[    2.194958] R13: 0000000000000001 R14: 00007fb75a6836f8 R15: 00007ffe97a538c0
| [    2.195079] ------------[ cut here ]------------
| [    2.195104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/193
| [    2.195160] Modules linked in:
| [    2.195241] Tainted: [W]=WARN
[    2.195261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.195294] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.195323] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.195419] RSP: 0018:ff41943ec044fc10 EFLAGS: 00010286
[    2.195449] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.195491] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418f5f00
[    2.195530] RBP: 0000000000000000 R08: ff215c4e444b1ad0 R09: ff215c4e44701030
[    2.195573] R10: ff215c4e446fe120 R11: fefefefefefefeff R12: 0000000000000000
[    2.195612] R13: 0000000000000010 R14: ff215c4e446fe000 R15: ff215c4e418f5f00
[    2.195657] FS:  00007fb75a683840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    2.195702] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.195735] CR2: 0000000000479648 CR3: 0000000004777003 CR4: 0000000000771ef0
[    2.195776] PKRU: 55555554
[    2.195790] Call Trace:
[    2.195804]  <TASK>
[    2.195819]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.195842]  register_netdevice (net/core/dev.c:11488)
[    2.195861]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.195884]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.195906]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.195931]  ops_init (net/core/net_namespace.c:137)
[    2.195955]  setup_net (net/core/net_namespace.c:446)
[    2.195977]  copy_net_ns (net/core/net_namespace.c:579)
[    2.195998]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.196032]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.196058]  ksys_unshare (kernel/fork.c:3243)
[    2.196079]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.196104]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.196127]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.196153] RIP: 0033:0x7fb75a945bcb
[    2.196172] 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
[    2.196268] RSP: 002b:00007ffe97a502e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.196311] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb75a945bcb
[    2.196356] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.196400] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.196439] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe97a52510
[    2.196481] R13: 0000000000000001 R14: 00007fb75a6836f8 R15: 00007ffe97a538c0
| [    2.196591] ------------[ cut here ]------------
| [    2.196620] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/193
| [    2.196668] Modules linked in:
| [    2.196744] Tainted: [W]=WARN
[    2.196763] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.196796] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.196824] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.196923] RSP: 0018:ff41943ec044fbf0 EFLAGS: 00010286
[    2.196948] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.196991] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c500
[    2.197031] RBP: 0000000000000000 R08: ff215c4e4195ca50 R09: ff215c4e446ef030
[    2.197073] R10: ff215c4e446fd120 R11: fefefefefefefeff R12: 0000000000000000
[    2.197113] R13: 0000000000000010 R14: ff215c4e446fd000 R15: ff215c4e4190c500
[    2.197158] FS:  00007fb75a683840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    2.197202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.197243] CR2: 0000000000479648 CR3: 0000000004777003 CR4: 0000000000771ef0
[    2.197284] PKRU: 55555554
[    2.197298] Call Trace:
[    2.197312]  <TASK>
[    2.197327]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.197348]  register_netdevice (net/core/dev.c:11488)
[    2.197369]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.197389]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.197409]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.197431]  ops_init (net/core/net_namespace.c:137)
[    2.197450]  setup_net (net/core/net_namespace.c:446)
[    2.197470]  copy_net_ns (net/core/net_namespace.c:579)
[    2.197498]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.197526]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.197555]  ksys_unshare (kernel/fork.c:3243)
[    2.197578]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.197599]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.197620]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.197653] RIP: 0033:0x7fb75a945bcb
[    2.197673] 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
[    2.197779] RSP: 002b:00007ffe97a502e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.197819] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb75a945bcb
[    2.197862] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.197904] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.197947] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe97a52510
[    2.197986] R13: 0000000000000001 R14: 00007fb75a6836f8 R15: 00007ffe97a538c0
| [    2.198150] ------------[ cut here ]------------
| [    2.198177] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/193
| [    2.198229] Modules linked in:
| [    2.198310] Tainted: [W]=WARN
[    2.198330] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.198364] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.198391] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.198487] RSP: 0018:ff41943ec044fca8 EFLAGS: 00010286
[    2.198514] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.198560] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddcc00
[    2.198607] RBP: 0000000000000000 R08: ff215c4e444352d0 R09: ff215c4e460b1034
[    2.198646] R10: ff215c4e446fc120 R11: fefefefefefefeff R12: 0000000000000000
[    2.198693] R13: 0000000000000010 R14: ff215c4e446fc000 R15: ff215c4e41ddcc00
[    2.198735] FS:  00007fb75a683840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    2.198774] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.198808] CR2: 0000000000479648 CR3: 0000000004777003 CR4: 0000000000771ef0
[    2.198859] PKRU: 55555554
[    2.198873] Call Trace:
[    2.198888]  <TASK>
[    2.198903]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.198924]  register_netdevice (net/core/dev.c:11488)
[    2.198945]  register_netdev (net/core/dev.c:11552)
[    2.198966]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.198991]  ops_init (net/core/net_namespace.c:137)
[    2.199014]  setup_net (net/core/net_namespace.c:446)
[    2.199037]  copy_net_ns (net/core/net_namespace.c:579)
[    2.199059]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.199093]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.199120]  ksys_unshare (kernel/fork.c:3243)
[    2.199139]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.199161]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.199182]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.199211] RIP: 0033:0x7fb75a945bcb
[    2.199233] 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
[    2.199328] RSP: 002b:00007ffe97a502e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.199369] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb75a945bcb
[    2.199413] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.199458] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.199499] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe97a52510
[    2.199544] R13: 0000000000000001 R14: 00007fb75a6836f8 R15: 00007ffe97a538c0
| [    2.199671] ------------[ cut here ]------------
| [    2.199705] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/193
| [    2.199752] Modules linked in:
| [    2.199829] Tainted: [W]=WARN
[    2.199851] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.199887] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.199919] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.200021] RSP: 0018:ff41943ec044fca0 EFLAGS: 00010286
[    2.200055] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.200100] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    2.200143] RBP: 0000000000000000 R08: ff215c4e4195c4d0 R09: ff215c4e460b6030
[    2.200185] R10: ff215c4e460b1120 R11: fefefefefefefeff R12: 0000000000000000
[    2.200225] R13: 0000000000000010 R14: ff215c4e460b1000 R15: ff215c4e42029100
[    2.200270] FS:  00007fb75a683840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    2.200311] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.200348] CR2: 0000000000479648 CR3: 0000000004777003 CR4: 0000000000771ef0
[    2.200393] PKRU: 55555554
[    2.200406] Call Trace:
[    2.200421]  <TASK>
[    2.200435]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.200456]  register_netdevice (net/core/dev.c:11488)
[    2.200479]  register_netdev (net/core/dev.c:11552)
[    2.200500]  sit_init_net (net/ipv6/sit.c:1860)
[    2.200523]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.200544]  ops_init (net/core/net_namespace.c:137)
[    2.200566]  setup_net (net/core/net_namespace.c:446)
[    2.200588]  copy_net_ns (net/core/net_namespace.c:579)
[    2.200610]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.200639]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.200667]  ksys_unshare (kernel/fork.c:3243)
[    2.200688]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.200706]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.200728]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.200755] RIP: 0033:0x7fb75a945bcb
[    2.200782] 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
[    2.200889] RSP: 002b:00007ffe97a502e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.200928] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb75a945bcb
[    2.200969] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.201014] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.201057] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe97a52510
[    2.201099] R13: 0000000000000001 R14: 00007fb75a6836f8 R15: 00007ffe97a538c0
| [    2.201238] ------------[ cut here ]------------
| [    2.201263] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/193
| [    2.201316] Modules linked in:
| [    2.201392] Tainted: [W]=WARN
[    2.201414] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.201447] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.201476] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.201576] RSP: 0018:ff41943ec044fca8 EFLAGS: 00010286
[    2.201603] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.201644] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    2.201687] RBP: 0000000000000000 R08: ff215c4e4195c3d0 R09: ff215c4e460c3030
[    2.201728] R10: ff215c4e460b6120 R11: fefefefefefefeff R12: 0000000000000000
[    2.201778] R13: 0000000000000010 R14: ff215c4e460b6000 R15: ff215c4e42029100
[    2.201819] FS:  00007fb75a683840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    2.201862] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.201895] CR2: 0000000000479648 CR3: 0000000004777003 CR4: 0000000000771ef0
[    2.201937] PKRU: 55555554
[    2.201951] Call Trace:
[    2.201965]  <TASK>
[    2.201980]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.202006]  register_netdevice (net/core/dev.c:11488)
[    2.202029]  register_netdev (net/core/dev.c:11552)
[    2.202050]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.202072]  ops_init (net/core/net_namespace.c:137)
[    2.202092]  setup_net (net/core/net_namespace.c:446)
[    2.202110]  copy_net_ns (net/core/net_namespace.c:579)
[    2.202130]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.202157]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.202184]  ksys_unshare (kernel/fork.c:3243)
[    2.202207]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.202231]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.202252]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.202278] RIP: 0033:0x7fb75a945bcb
[    2.202298] 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
[    2.202396] RSP: 002b:00007ffe97a502e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.202443] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb75a945bcb
[    2.202483] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.202530] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.202572] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe97a52510
[    2.202618] R13: 0000000000000001 R14: 00007fb75a6836f8 R15: 00007ffe97a538c0
| [    2.205649] ------------[ cut here ]------------
| [    2.205711] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/194
| [    2.205794] Modules linked in:
| [    2.205937] Tainted: [W]=WARN
[    2.205989] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.206064] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.206125] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.206251] RSP: 0018:ff41943ec044f720 EFLAGS: 00010286
[    2.206312] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.206384] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc500
[    2.206457] RBP: 0000000000000000 R08: ff215c4e444a5990 R09: ff215c4e42ee702c
[    2.206531] R10: ff215c4e446f9120 R11: fefefefefefefeff R12: 0000000000000000
[    2.206613] R13: 0000000000000010 R14: ff215c4e446f9000 R15: ff215c4e41ddc500
[    2.206690] FS:  00007f6a08d30840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.206765] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.206832] CR2: 00007f6a090001a0 CR3: 000000000603d005 CR4: 0000000000771ef0
[    2.206906] PKRU: 55555554
[    2.206953] Call Trace:
[    2.206999]  <TASK>
[    2.207052]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.207108]  __dev_notify_flags (net/core/dev.c:9787)
[    2.207163]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.207218]  netif_change_flags (net/core/dev.c:9820)
[    2.207273]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.207328]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.207392]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.207448]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.207505]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.207574]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.207630]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.207686]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.207748]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.207804]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.207859]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.207915]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.207972]  ___sys_sendmsg (net/socket.c:2752)
[    2.208033]  __sys_sendmsg (net/socket.c:2784)
[    2.208089]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.208144]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.208207] RIP: 0033:0x7f6a08f6a08e
[    2.208261] 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
[    2.208390] RSP: 002b:00007ffccc5b3100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.208465] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6a08f6a08e
[    2.208540] RDX: 0000000000000000 RSI: 00007ffccc5b31b0 RDI: 0000000000000005
[    2.208622] RBP: 00007ffccc5b3110 R08: 0000000000000000 R09: 0000000000000000
[    2.208696] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.208770] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccc5b3880
| [    2.221121] ------------[ cut here ]------------
| [    2.221186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/198
| [    2.221274] Modules linked in:
| [    2.221418] Tainted: [W]=WARN
[    2.221470] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.221537] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.221605] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.221733] RSP: 0018:ff41943ec045fcb8 EFLAGS: 00010286
[    2.221795] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.221868] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc500
[    2.221942] RBP: 0000000000000000 R08: ff215c4e4445fb10 R09: ff215c4e446c902c
[    2.222022] R10: ff215c4e460c4120 R11: fefefefefefefeff R12: 0000000000000000
[    2.222096] R13: 0000000000000010 R14: ff215c4e460c4000 R15: ff215c4e41ddc500
[    2.222172] FS:  00007f35b0fcd840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.222249] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.222316] CR2: 00007f35b11cec20 CR3: 0000000004572005 CR4: 0000000000771ef0
[    2.222390] PKRU: 55555554
[    2.222436] Call Trace:
[    2.222482]  <TASK>
[    2.222529]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.222603]  register_netdevice (net/core/dev.c:11488)
[    2.222658]  register_netdev (net/core/dev.c:11552)
[    2.222712]  loopback_net_init (drivers/net/loopback.c:218)
[    2.222768]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.222831]  ops_init (net/core/net_namespace.c:137)
[    2.222886]  setup_net (net/core/net_namespace.c:446)
[    2.222941]  copy_net_ns (net/core/net_namespace.c:579)
[    2.223001]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.223069]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.223130]  ksys_unshare (kernel/fork.c:3243)
[    2.223185]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.223239]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.223294]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.223355] RIP: 0033:0x7f35b128fbcb
[    2.223409] 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
[    2.223538] RSP: 002b:00007fffdab04308 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.223619] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f35b128fbcb
[    2.223693] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.223765] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.223838] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffdab06530
[    2.223910] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffdab078be
| [    2.224147] ------------[ cut here ]------------
| [    2.224207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/198
| [    2.224288] Modules linked in:
| [    2.224430] Tainted: [W]=WARN
[    2.224482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.224549] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.224615] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.224743] RSP: 0018:ff41943ec045fc10 EFLAGS: 00010286
[    2.224805] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.224877] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418f4300
[    2.224950] RBP: 0000000000000000 R08: ff215c4e418c7d50 R09: ff215c4e446bf830
[    2.225029] R10: ff215c4e446c9120 R11: fefefefefefefeff R12: 0000000000000000
[    2.225103] R13: 0000000000000010 R14: ff215c4e446c9000 R15: ff215c4e418f4300
[    2.225179] FS:  00007f35b0fcd840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.225254] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.225323] CR2: 00007f35b11cec20 CR3: 0000000004572005 CR4: 0000000000771ef0
[    2.225398] PKRU: 55555554
[    2.225444] Call Trace:
[    2.225491]  <TASK>
[    2.225537]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.225600]  register_netdevice (net/core/dev.c:11488)
[    2.225655]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.225711]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.225766]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.225822]  ops_init (net/core/net_namespace.c:137)
[    2.225877]  setup_net (net/core/net_namespace.c:446)
[    2.225932]  copy_net_ns (net/core/net_namespace.c:579)
[    2.225986]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.226055]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.226116]  ksys_unshare (kernel/fork.c:3243)
[    2.226171]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.226228]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.226283]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.226344] RIP: 0033:0x7f35b128fbcb
[    2.226398] 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
[    2.226524] RSP: 002b:00007fffdab04308 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.226605] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f35b128fbcb
[    2.226678] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.226751] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.226823] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffdab06530
[    2.226897] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffdab078be
| [    2.227156] ------------[ cut here ]------------
| [    2.227215] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/198
| [    2.227298] Modules linked in:
| [    2.227439] Tainted: [W]=WARN
[    2.227492] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.227559] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.227630] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.227756] RSP: 0018:ff41943ec045fbf0 EFLAGS: 00010286
[    2.227817] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.227890] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029a00
[    2.227963] RBP: 0000000000000000 R08: ff215c4e44403650 R09: ff215c4e46121830
[    2.228041] R10: ff215c4e446c8120 R11: fefefefefefefeff R12: 0000000000000000
[    2.228115] R13: 0000000000000010 R14: ff215c4e446c8000 R15: ff215c4e42029a00
[    2.228191] FS:  00007f35b0fcd840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.228267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.228334] CR2: 00007f35b11cec20 CR3: 0000000004572005 CR4: 0000000000771ef0
[    2.228409] PKRU: 55555554
[    2.228455] Call Trace:
[    2.228501]  <TASK>
[    2.228548]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.228608]  register_netdevice (net/core/dev.c:11488)
[    2.228663]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.228718]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.228773]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.228828]  ops_init (net/core/net_namespace.c:137)
[    2.228883]  setup_net (net/core/net_namespace.c:446)
[    2.228938]  copy_net_ns (net/core/net_namespace.c:579)
[    2.228993]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.229057]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.229118]  ksys_unshare (kernel/fork.c:3243)
[    2.229173]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.229228]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.229282]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.229343] RIP: 0033:0x7f35b128fbcb
[    2.229397] 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
[    2.229523] RSP: 002b:00007fffdab04308 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.229603] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f35b128fbcb
[    2.229677] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.229751] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.229824] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffdab06530
[    2.229897] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffdab078be
| [    2.230172] ------------[ cut here ]------------
| [    2.230232] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/198
| [    2.230314] Modules linked in:
| [    2.230455] Tainted: [W]=WARN
[    2.230508] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.230582] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.230644] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.230769] RSP: 0018:ff41943ec045fca8 EFLAGS: 00010286
[    2.230830] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.230903] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028d00
[    2.230976] RBP: 0000000000000000 R08: ff215c4e41dbec50 R09: ff215c4e446cc034
[    2.231055] R10: ff215c4e446cf120 R11: fefefefefefefeff R12: 0000000000000000
[    2.231128] R13: 0000000000000010 R14: ff215c4e446cf000 R15: ff215c4e42028d00
[    2.231203] FS:  00007f35b0fcd840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.231279] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.231346] CR2: 00007f35b11cec20 CR3: 0000000004572005 CR4: 0000000000771ef0
[    2.231421] PKRU: 55555554
[    2.231467] Call Trace:
[    2.231513]  <TASK>
[    2.231567]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.231621]  register_netdevice (net/core/dev.c:11488)
[    2.231676]  register_netdev (net/core/dev.c:11552)
[    2.231731]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.231787]  ops_init (net/core/net_namespace.c:137)
[    2.231842]  setup_net (net/core/net_namespace.c:446)
[    2.231897]  copy_net_ns (net/core/net_namespace.c:579)
[    2.231952]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.232019]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.232081]  ksys_unshare (kernel/fork.c:3243)
[    2.232136]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.232190]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.232245]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.232306] RIP: 0033:0x7f35b128fbcb
[    2.232360] 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
[    2.232484] RSP: 002b:00007fffdab04308 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.232557] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f35b128fbcb
[    2.232637] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.232709] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.232785] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffdab06530
[    2.232860] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffdab078be
| [    2.233135] ------------[ cut here ]------------
| [    2.233197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/198
| [    2.233278] Modules linked in:
| [    2.233420] Tainted: [W]=WARN
[    2.233472] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.233538] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.233607] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.233742] RSP: 0018:ff41943ec045fca0 EFLAGS: 00010286
[    2.233802] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.233875] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    2.233949] RBP: 0000000000000000 R08: ff215c4e444a5390 R09: ff215c4e46129030
[    2.234029] R10: ff215c4e446cc120 R11: fefefefefefefeff R12: 0000000000000000
[    2.234103] R13: 0000000000000010 R14: ff215c4e446cc000 R15: ff215c4e41ddd200
[    2.234179] FS:  00007f35b0fcd840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.234254] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.234320] CR2: 00007f35b11cec20 CR3: 0000000004572005 CR4: 0000000000771ef0
[    2.234395] PKRU: 55555554
[    2.234441] Call Trace:
[    2.234487]  <TASK>
[    2.234534]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.234592]  register_netdevice (net/core/dev.c:11488)
[    2.234647]  register_netdev (net/core/dev.c:11552)
[    2.234701]  sit_init_net (net/ipv6/sit.c:1860)
[    2.234756]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.234812]  ops_init (net/core/net_namespace.c:137)
[    2.234866]  setup_net (net/core/net_namespace.c:446)
[    2.234921]  copy_net_ns (net/core/net_namespace.c:579)
[    2.234976]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.235041]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.235103]  ksys_unshare (kernel/fork.c:3243)
[    2.235158]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.235212]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.235267]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.235328] RIP: 0033:0x7f35b128fbcb
[    2.235382] 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
[    2.235507] RSP: 002b:00007fffdab04308 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.235587] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f35b128fbcb
[    2.235661] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.235734] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.235807] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffdab06530
[    2.235881] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffdab078be
| [    2.236134] ------------[ cut here ]------------
| [    2.236195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/198
| [    2.236277] Modules linked in:
| [    2.236432] Tainted: [W]=WARN
[    2.236485] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.236551] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.236620] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.236745] RSP: 0018:ff41943ec045fca8 EFLAGS: 00010286
[    2.236807] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.236880] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc800
[    2.236954] RBP: 0000000000000000 R08: ff215c4e444d91d0 R09: ff215c4e4612e030
[    2.237033] R10: ff215c4e46129120 R11: fefefefefefefeff R12: 0000000000000000
[    2.237107] R13: 0000000000000010 R14: ff215c4e46129000 R15: ff215c4e41ddc800
[    2.237184] FS:  00007f35b0fcd840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.237260] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.237326] CR2: 00007f35b11cec20 CR3: 0000000004572005 CR4: 0000000000771ef0
[    2.237401] PKRU: 55555554
[    2.237447] Call Trace:
[    2.237493]  <TASK>
[    2.237539]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.237601]  register_netdevice (net/core/dev.c:11488)
[    2.237656]  register_netdev (net/core/dev.c:11552)
[    2.237710]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.237765]  ops_init (net/core/net_namespace.c:137)
[    2.237820]  setup_net (net/core/net_namespace.c:446)
[    2.237875]  copy_net_ns (net/core/net_namespace.c:579)
[    2.237930]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.237992]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.238057]  ksys_unshare (kernel/fork.c:3243)
[    2.238111]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.238166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.238228]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.238288] RIP: 0033:0x7f35b128fbcb
[    2.238343] 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
[    2.238472] RSP: 002b:00007fffdab04308 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.238547] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f35b128fbcb
[    2.238628] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.238702] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.238777] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffdab06530
[    2.238850] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffdab078be
| [    2.241799] ------------[ cut here ]------------
| [    2.241829] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/199
| [    2.241882] Modules linked in:
| [    2.241965] Tainted: [W]=WARN
[    2.241986] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.242028] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.242057] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.242153] RSP: 0018:ff41943ec0467720 EFLAGS: 00010286
[    2.242180] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.242223] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc000
[    2.242265] RBP: 0000000000000000 R08: ff215c4e4445fb10 R09: ff215c4e4307302c
[    2.242307] R10: ff215c4e460c4120 R11: fefefefefefefeff R12: 0000000000000000
[    2.242348] R13: 0000000000000010 R14: ff215c4e460c4000 R15: ff215c4e41ddc000
[    2.242391] FS:  00007f23efe1b840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    2.242438] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.242471] CR2: 0000000018610988 CR3: 00000000047ce004 CR4: 0000000000771ef0
[    2.242512] PKRU: 55555554
[    2.242526] Call Trace:
[    2.242542]  <TASK>
[    2.242556]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.242582]  __dev_notify_flags (net/core/dev.c:9787)
[    2.242606]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.242629]  netif_change_flags (net/core/dev.c:9820)
[    2.242651]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.242674]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.242699]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.242721]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.242744]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.242774]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.242798]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.242821]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.242850]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.242872]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.242894]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.242916]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.242940]  ___sys_sendmsg (net/socket.c:2752)
[    2.242963]  __sys_sendmsg (net/socket.c:2784)
[    2.242983]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.243006]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.243035] RIP: 0033:0x7f23f005508e
[    2.243055] 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
[    2.243150] RSP: 002b:00007ffd51f56e70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.243191] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f23f005508e
[    2.243233] RDX: 0000000000000000 RSI: 00007ffd51f56f20 RDI: 0000000000000005
[    2.243273] RBP: 00007ffd51f56e80 R08: 0000000000000000 R09: 0000000000000000
[    2.243319] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.243357] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd51f575f0
| [    2.255053] ------------[ cut here ]------------
| [    2.255082] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/203
| [    2.255140] Modules linked in:
| [    2.255230] Tainted: [W]=WARN
[    2.255249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.255281] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.255311] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.255401] RSP: 0018:ff41943ec0487cb8 EFLAGS: 00010286
[    2.255428] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.255469] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd000
[    2.255514] RBP: 0000000000000000 R08: ff215c4e41dbe2d0 R09: ff215c4e4615d02c
[    2.255553] R10: ff215c4e46158120 R11: fefefefefefefeff R12: 0000000000000000
[    2.255600] R13: 0000000000000010 R14: ff215c4e46158000 R15: ff215c4e41ddd000
[    2.255645] FS:  00007f6799610840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    2.255685] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.255718] CR2: 00007f6799817430 CR3: 0000000001948001 CR4: 0000000000771ef0
[    2.255762] PKRU: 55555554
[    2.255775] Call Trace:
[    2.255792]  <TASK>
[    2.255807]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.255829]  register_netdevice (net/core/dev.c:11488)
[    2.255850]  register_netdev (net/core/dev.c:11552)
[    2.255872]  loopback_net_init (drivers/net/loopback.c:218)
[    2.255895]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.255925]  ops_init (net/core/net_namespace.c:137)
[    2.255947]  setup_net (net/core/net_namespace.c:446)
[    2.255968]  copy_net_ns (net/core/net_namespace.c:579)
[    2.255987]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.256021]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.256051]  ksys_unshare (kernel/fork.c:3243)
[    2.256072]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.256093]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.256114]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.256138] RIP: 0033:0x7f67998d2bcb
[    2.256160] 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
[    2.256261] RSP: 002b:00007fffe259cb58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.256300] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f67998d2bcb
[    2.256340] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.256380] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.256423] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffe259ed80
[    2.256473] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffe259f8bc
| [    2.256604] ------------[ cut here ]------------
| [    2.256630] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/203
| [    2.256685] Modules linked in:
| [    2.256770] Tainted: [W]=WARN
[    2.256790] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.256827] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.256856] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.256965] RSP: 0018:ff41943ec0487c10 EFLAGS: 00010286
[    2.256994] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.257037] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029500
[    2.257080] RBP: 0000000000000000 R08: ff215c4e41dbe210 R09: ff215c4e460df030
[    2.257125] R10: ff215c4e4615d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.257162] R13: 0000000000000010 R14: ff215c4e4615d000 R15: ff215c4e42029500
[    2.257204] FS:  00007f6799610840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    2.257237] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.257272] CR2: 00007f6799817430 CR3: 0000000001948001 CR4: 0000000000771ef0
[    2.257314] PKRU: 55555554
[    2.257327] Call Trace:
[    2.257342]  <TASK>
[    2.257357]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.257379]  register_netdevice (net/core/dev.c:11488)
[    2.257399]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.257421]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.257441]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.257462]  ops_init (net/core/net_namespace.c:137)
[    2.257484]  setup_net (net/core/net_namespace.c:446)
[    2.257506]  copy_net_ns (net/core/net_namespace.c:579)
[    2.257528]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.257555]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.257581]  ksys_unshare (kernel/fork.c:3243)
[    2.257604]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.257625]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.257646]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.257677] RIP: 0033:0x7f67998d2bcb
[    2.257697] 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
[    2.257795] RSP: 002b:00007fffe259cb58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.257835] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f67998d2bcb
[    2.257876] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.257917] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.257957] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffe259ed80
[    2.257998] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffe259f8bc
| [    2.258139] ------------[ cut here ]------------
| [    2.258164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/203
| [    2.258212] Modules linked in:
| [    2.258289] Tainted: [W]=WARN
[    2.258310] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.258347] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.258376] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.258490] RSP: 0018:ff41943ec0487bf0 EFLAGS: 00010286
[    2.258516] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.258557] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418f5f00
[    2.258600] RBP: 0000000000000000 R08: ff215c4e42ff5f90 R09: ff215c4e460dd030
[    2.258642] R10: ff215c4e4615c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.258685] R13: 0000000000000010 R14: ff215c4e4615c000 R15: ff215c4e418f5f00
[    2.258729] FS:  00007f6799610840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    2.258763] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.258800] CR2: 00007f6799817430 CR3: 0000000001948001 CR4: 0000000000771ef0
[    2.258839] PKRU: 55555554
[    2.258854] Call Trace:
[    2.258866]  <TASK>
[    2.258880]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.258900]  register_netdevice (net/core/dev.c:11488)
[    2.258922]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.258941]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.258963]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.258985]  ops_init (net/core/net_namespace.c:137)
[    2.259011]  setup_net (net/core/net_namespace.c:446)
[    2.259033]  copy_net_ns (net/core/net_namespace.c:579)
[    2.259056]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.259084]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.259111]  ksys_unshare (kernel/fork.c:3243)
[    2.259130]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.259152]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.259174]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.259202] RIP: 0033:0x7f67998d2bcb
[    2.259227] 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
[    2.259317] RSP: 002b:00007fffe259cb58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.259360] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f67998d2bcb
[    2.259399] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.259438] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.259481] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffe259ed80
[    2.259521] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffe259f8bc
| [    2.259638] ------------[ cut here ]------------
| [    2.259665] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/203
| [    2.259717] Modules linked in:
| [    2.259796] Tainted: [W]=WARN
[    2.259816] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.259852] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.259881] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.259977] RSP: 0018:ff41943ec0487ca8 EFLAGS: 00010286
[    2.260009] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.260049] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c400
[    2.260093] RBP: 0000000000000000 R08: ff215c4e4195c350 R09: ff215c4e46168034
[    2.260137] R10: ff215c4e4616b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.260179] R13: 0000000000000010 R14: ff215c4e4616b000 R15: ff215c4e4190c400
[    2.260223] FS:  00007f6799610840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    2.260264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.260299] CR2: 00007f6799817430 CR3: 0000000001948001 CR4: 0000000000771ef0
[    2.260344] PKRU: 55555554
[    2.260359] Call Trace:
[    2.260374]  <TASK>
[    2.260388]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.260408]  register_netdevice (net/core/dev.c:11488)
[    2.260430]  register_netdev (net/core/dev.c:11552)
[    2.260449]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.260472]  ops_init (net/core/net_namespace.c:137)
[    2.260493]  setup_net (net/core/net_namespace.c:446)
[    2.260514]  copy_net_ns (net/core/net_namespace.c:579)
[    2.260534]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.260565]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.260592]  ksys_unshare (kernel/fork.c:3243)
[    2.260610]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.260632]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.260657]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.260686] RIP: 0033:0x7f67998d2bcb
[    2.260706] 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
[    2.260800] RSP: 002b:00007fffe259cb58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.260844] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f67998d2bcb
[    2.260882] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.260927] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.260968] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffe259ed80
[    2.261013] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffe259f8bc
| [    2.261136] ------------[ cut here ]------------
| [    2.261162] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/203
| [    2.261211] Modules linked in:
| [    2.261286] Tainted: [W]=WARN
[    2.261308] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.261345] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.261371] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.261466] RSP: 0018:ff41943ec0487ca0 EFLAGS: 00010286
[    2.261493] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.261532] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddce00
[    2.261578] RBP: 0000000000000000 R08: ff215c4e444d9510 R09: ff215c4e4616d030
[    2.261618] R10: ff215c4e46168120 R11: fefefefefefefeff R12: 0000000000000000
[    2.261656] R13: 0000000000000010 R14: ff215c4e46168000 R15: ff215c4e41ddce00
[    2.261697] FS:  00007f6799610840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    2.261739] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.261772] CR2: 00007f6799817430 CR3: 0000000001948001 CR4: 0000000000771ef0
[    2.261812] PKRU: 55555554
[    2.261829] Call Trace:
[    2.261843]  <TASK>
[    2.261858]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.261880]  register_netdevice (net/core/dev.c:11488)
[    2.261901]  register_netdev (net/core/dev.c:11552)
[    2.261922]  sit_init_net (net/ipv6/sit.c:1860)
[    2.261944]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.261965]  ops_init (net/core/net_namespace.c:137)
[    2.261988]  setup_net (net/core/net_namespace.c:446)
[    2.262017]  copy_net_ns (net/core/net_namespace.c:579)
[    2.262039]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.262066]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.262092]  ksys_unshare (kernel/fork.c:3243)
[    2.262114]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.262135]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.262157]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.262187] RIP: 0033:0x7f67998d2bcb
[    2.262205] 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
[    2.262301] RSP: 002b:00007fffe259cb58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.262346] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f67998d2bcb
[    2.262385] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.262428] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.262474] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffe259ed80
[    2.262515] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffe259f8bc
| [    2.262661] ------------[ cut here ]------------
| [    2.262687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/203
| [    2.262731] Modules linked in:
| [    2.262807] Tainted: [W]=WARN
[    2.262828] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.262863] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.262890] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.262990] RSP: 0018:ff41943ec0487ca8 EFLAGS: 00010286
[    2.263027] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.263072] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    2.263112] RBP: 0000000000000000 R08: ff215c4e4123d810 R09: ff215c4e4617a030
[    2.263151] R10: ff215c4e4616d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.263192] R13: 0000000000000010 R14: ff215c4e4616d000 R15: ff215c4e42029100
[    2.263236] FS:  00007f6799610840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    2.263280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.263312] CR2: 00007f6799817430 CR3: 0000000001948001 CR4: 0000000000771ef0
[    2.263357] PKRU: 55555554
[    2.263369] Call Trace:
[    2.263387]  <TASK>
[    2.263401]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.263424]  register_netdevice (net/core/dev.c:11488)
[    2.263444]  register_netdev (net/core/dev.c:11552)
[    2.263465]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.263488]  ops_init (net/core/net_namespace.c:137)
[    2.263510]  setup_net (net/core/net_namespace.c:446)
[    2.263531]  copy_net_ns (net/core/net_namespace.c:579)
[    2.263555]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.263587]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.263618]  ksys_unshare (kernel/fork.c:3243)
[    2.263638]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.263662]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.263684]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.263715] RIP: 0033:0x7f67998d2bcb
[    2.263737] 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
[    2.263829] RSP: 002b:00007fffe259cb58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.263871] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f67998d2bcb
[    2.263912] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.263952] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.263995] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffe259ed80
[    2.264044] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffe259f8bc
| [    2.266940] ------------[ cut here ]------------
| [    2.267000] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/204
| [    2.267089] Modules linked in:
| [    2.267231] Tainted: [W]=WARN
[    2.267284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.267350] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.267412] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.267541] RSP: 0018:ff41943ec0487720 EFLAGS: 00010286
[    2.267606] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.267680] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202ab00
[    2.267752] RBP: 0000000000000000 R08: ff215c4e41dbe2d0 R09: ff215c4e4612e02c
[    2.267826] R10: ff215c4e46158120 R11: fefefefefefefeff R12: 0000000000000000
[    2.267899] R13: 0000000000000010 R14: ff215c4e46158000 R15: ff215c4e4202ab00
[    2.267975] FS:  00007f1026efc840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.268057] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.268123] CR2: 0000000012b55988 CR3: 00000000060ff001 CR4: 0000000000771ef0
[    2.268198] PKRU: 55555554
[    2.268244] Call Trace:
[    2.268291]  <TASK>
[    2.268337]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.268392]  __dev_notify_flags (net/core/dev.c:9787)
[    2.268447]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.268501]  netif_change_flags (net/core/dev.c:9820)
[    2.268556]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.268619]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.268682]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.268737]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.268793]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.268854]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.268909]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.268964]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.269029]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.269085]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.269141]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.269196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.269252]  ___sys_sendmsg (net/socket.c:2752)
[    2.269308]  __sys_sendmsg (net/socket.c:2784)
[    2.269363]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.269418]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.269479] RIP: 0033:0x7f102713608e
[    2.269533] 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
[    2.269671] RSP: 002b:00007ffe8e705d30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.269746] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f102713608e
[    2.269819] RDX: 0000000000000000 RSI: 00007ffe8e705de0 RDI: 0000000000000005
[    2.269893] RBP: 00007ffe8e705d40 R08: 0000000000000000 R09: 0000000000000000
[    2.269967] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.270049] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8e7064b0
| [    2.374756] ------------[ cut here ]------------
| [    2.374786] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/234
| [    2.374842] Modules linked in:
| [    2.374913] Tainted: [W]=WARN
[    2.374934] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.374966] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.374993] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.375092] RSP: 0018:ff41943ec05675f0 EFLAGS: 00010286
[    2.375118] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.375160] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc200
[    2.375199] RBP: 0000000000000000 R08: ff215c4e4445f9d0 R09: ff215c4e4617e030
[    2.375238] R10: ff215c4e43072120 R11: fefefefefefefeff R12: 0000000000000000
[    2.375282] R13: 0000000000000010 R14: ff215c4e43072000 R15: ff215c4e41ddc200
[    2.375334] FS:  00007f6a04632840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    2.375379] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.375411] CR2: 000000000042ebe0 CR3: 0000000006290006 CR4: 0000000000771ef0
[    2.375449] PKRU: 55555554
[    2.375461] Call Trace:
[    2.375482]  <TASK>
[    2.375495]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.375516]  __dev_notify_flags (net/core/dev.c:9787)
[    2.375539]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.375566]  veth_newlink (drivers/net/veth.c:1871)
[    2.375590]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.375614]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.375641]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.375661]  ? update_cfs_rq_load_avg (kernel/sched/fair.c:4879)
[    2.375692]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.375720]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.375742]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.375761]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.375784]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.375804]  ___sys_sendmsg (net/socket.c:2752)
[    2.375826]  __sys_sendmsg (net/socket.c:2784)
[    2.375846]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.375866]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.375898] RIP: 0033:0x7f6a0486c08e
[    2.375918] 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
[    2.376014] RSP: 002b:00007ffee4ff40f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.376056] RAX: ffffffffffffffda RBX: 00007ffee4ff4898 RCX: 00007f6a0486c08e
[    2.376096] RDX: 0000000000000000 RSI: 00007ffee4ff41a0 RDI: 0000000000000005
[    2.376139] RBP: 00007ffee4ff4100 R08: 0000000000000000 R09: 0000000000000000
[    2.376178] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.376226] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee4ff4870
| [    2.376405] ------------[ cut here ]------------
| [    2.376429] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/234
| [    2.376476] Modules linked in:
| [    2.376541] Tainted: [W]=WARN
[    2.376565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.376600] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.376627] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.376716] RSP: 0018:ff41943ec0567870 EFLAGS: 00010286
[    2.376742] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.376785] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc200
[    2.376824] RBP: 0000000000000000 R08: ff215c4e418d5210 R09: ff215c4e4471b030
[    2.376868] R10: ff215c4e43073120 R11: fefefefefefefeff R12: 0000000000000000
[    2.376907] R13: 0000000000000010 R14: ff215c4e43073000 R15: ff215c4e41ddc200
[    2.376950] FS:  00007f6a04632840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    2.376999] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.377037] CR2: 000000000042ebe0 CR3: 0000000006290006 CR4: 0000000000771ef0
[    2.377081] PKRU: 55555554
[    2.377095] Call Trace:
[    2.377109]  <TASK>
[    2.377123]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.377143]  __dev_notify_flags (net/core/dev.c:9787)
[    2.377166]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.377187]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.377205]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.377231]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.377251]  ? update_cfs_rq_load_avg (kernel/sched/fair.c:4879)
[    2.377280]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.377307]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.377330]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.377350]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.377372]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.377390]  ___sys_sendmsg (net/socket.c:2752)
[    2.377412]  __sys_sendmsg (net/socket.c:2784)
[    2.377434]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.377452]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.377478] RIP: 0033:0x7f6a0486c08e
[    2.377500] 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
[    2.377595] RSP: 002b:00007ffee4ff40f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.377628] RAX: ffffffffffffffda RBX: 00007ffee4ff4898 RCX: 00007f6a0486c08e
[    2.377665] RDX: 0000000000000000 RSI: 00007ffee4ff41a0 RDI: 0000000000000005
[    2.377703] RBP: 00007ffee4ff4100 R08: 0000000000000000 R09: 0000000000000000
[    2.377745] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.377786] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee4ff4870
| [    2.380638] ------------[ cut here ]------------
| [    2.380700] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/236
| [    2.380784] Modules linked in:
| [    2.380927] Tainted: [W]=WARN
[    2.380979] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.381048] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.381109] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.381239] RSP: 0018:ff41943ec056f720 EFLAGS: 00010286
[    2.381300] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.381374] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc500
[    2.381447] RBP: 0000000000000000 R08: ff215c4e418d5210 R09: ff215c4e4612e030
[    2.381521] R10: ff215c4e43073120 R11: fefefefefefefeff R12: 0000000000000000
[    2.381611] R13: 0000000000000010 R14: ff215c4e43073000 R15: ff215c4e41ddc500
[    2.381687] FS:  00007f034a3aa840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.381762] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.381829] CR2: 000000000c437988 CR3: 00000000062d7005 CR4: 0000000000771ef0
[    2.381903] PKRU: 55555554
[    2.381949] Call Trace:
[    2.381995]  <TASK>
[    2.382045]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.382099]  __dev_notify_flags (net/core/dev.c:9787)
[    2.382154]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.382209]  netif_change_flags (net/core/dev.c:9820)
[    2.382264]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.382319]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.382382]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.382437]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.382492]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.382553]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.382614]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.382669]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.382734]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.382790]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.382844]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.382899]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.382954]  ___sys_sendmsg (net/socket.c:2752)
[    2.383015]  __sys_sendmsg (net/socket.c:2784)
[    2.383070]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.383124]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.383185] RIP: 0033:0x7f034a5e408e
[    2.383239] 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
[    2.383364] RSP: 002b:00007ffda2365a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.383438] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f034a5e408e
[    2.383511] RDX: 0000000000000000 RSI: 00007ffda2365b40 RDI: 0000000000000005
[    2.383592] RBP: 00007ffda2365aa0 R08: 0000000000000000 R09: 0000000000000000
[    2.383665] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.383738] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda2366210
| [    2.392174] ------------[ cut here ]------------
| [    2.392237] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/239
| [    2.392321] Modules linked in:
| [    2.392463] Tainted: [W]=WARN
[    2.392516] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.392591] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.392652] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.392782] RSP: 0018:ff41943ec05875f0 EFLAGS: 00010286
[    2.392844] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.392918] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202af00
[    2.392990] RBP: 0000000000000000 R08: ff215c4e4445f4d0 R09: ff215c4e4471d030
[    2.393070] R10: ff215c4e4612d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.393144] R13: 0000000000000010 R14: ff215c4e4612d000 R15: ff215c4e4202af00
[    2.393220] FS:  00007feb5acb7840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.393295] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.393362] CR2: 000000000042ebe0 CR3: 0000000001941003 CR4: 0000000000771ef0
[    2.393438] PKRU: 55555554
[    2.393484] Call Trace:
[    2.393530]  <TASK>
[    2.393582]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.393637]  __dev_notify_flags (net/core/dev.c:9787)
[    2.393693]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.393748]  veth_newlink (drivers/net/veth.c:1871)
[    2.393805]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.393861]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.393923]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.393978]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.394042]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.394104]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.394159]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.394213]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.394269]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.394324]  ___sys_sendmsg (net/socket.c:2752)
[    2.394380]  __sys_sendmsg (net/socket.c:2784)
[    2.394434]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.394490]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.394552] RIP: 0033:0x7feb5aef108e
[    2.394610] 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
[    2.394737] RSP: 002b:00007fffe8879140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.394813] RAX: ffffffffffffffda RBX: 00007fffe88798e8 RCX: 00007feb5aef108e
[    2.394886] RDX: 0000000000000000 RSI: 00007fffe88791f0 RDI: 0000000000000005
[    2.394959] RBP: 00007fffe8879150 R08: 0000000000000000 R09: 0000000000000000
[    2.395035] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.395109] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe88798c0
| [    2.395422] ------------[ cut here ]------------
| [    2.395482] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/239
| [    2.395574] Modules linked in:
| [    2.395715] Tainted: [W]=WARN
[    2.395767] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.395833] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.395894] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.396027] RSP: 0018:ff41943ec0587870 EFLAGS: 00010286
[    2.396088] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.396162] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202af00
[    2.396237] RBP: 0000000000000000 R08: ff215c4e444bf6d0 R09: ff215c4e46132030
[    2.396311] R10: ff215c4e4612e120 R11: fefefefefefefeff R12: 0000000000000000
[    2.396384] R13: 0000000000000010 R14: ff215c4e4612e000 R15: ff215c4e4202af00
[    2.396459] FS:  00007feb5acb7840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.396534] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.396618] CR2: 000000000042ebe0 CR3: 0000000001941003 CR4: 0000000000771ef0
[    2.396693] PKRU: 55555554
[    2.396739] Call Trace:
[    2.396785]  <TASK>
[    2.396831]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.396886]  __dev_notify_flags (net/core/dev.c:9787)
[    2.396941]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.396997]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.397058]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.397120]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.397175]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.397236]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.397298]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.397353]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.397408]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.397463]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.397523]  ___sys_sendmsg (net/socket.c:2752)
[    2.397586]  __sys_sendmsg (net/socket.c:2784)
[    2.397640]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.397695]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.397756] RIP: 0033:0x7feb5aef108e
[    2.397810] 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
[    2.397935] RSP: 002b:00007fffe8879140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.398014] RAX: ffffffffffffffda RBX: 00007fffe88798e8 RCX: 00007feb5aef108e
[    2.398088] RDX: 0000000000000000 RSI: 00007fffe88791f0 RDI: 0000000000000005
[    2.398162] RBP: 00007fffe8879150 R08: 0000000000000000 R09: 0000000000000000
[    2.398235] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.398308] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe88798c0
| [    2.401228] ------------[ cut here ]------------
| [    2.401258] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/240
| [    2.401315] Modules linked in:
| [    2.401397] Tainted: [W]=WARN
[    2.401416] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.401456] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.401484] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.401579] RSP: 0018:ff41943ec058f720 EFLAGS: 00010286
[    2.401609] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.401652] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc200
[    2.401694] RBP: 0000000000000000 R08: ff215c4e444bf6d0 R09: ff215c4e4471b030
[    2.401731] R10: ff215c4e4612e120 R11: fefefefefefefeff R12: 0000000000000000
[    2.401772] R13: 0000000000000010 R14: ff215c4e4612e000 R15: ff215c4e41ddc200
[    2.401815] FS:  00007ffa35cba840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    2.401847] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.401881] CR2: 0000000007feb988 CR3: 00000000063af004 CR4: 0000000000771ef0
[    2.401920] PKRU: 55555554
[    2.401934] Call Trace:
[    2.401947]  <TASK>
[    2.401959]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.401981]  __dev_notify_flags (net/core/dev.c:9787)
[    2.402007]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.402027]  netif_change_flags (net/core/dev.c:9820)
[    2.402048]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.402067]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.402096]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.402118]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.402141]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.402171]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.402194]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.402215]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.402241]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.402260]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.402280]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.402301]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.402326]  ___sys_sendmsg (net/socket.c:2752)
[    2.402348]  __sys_sendmsg (net/socket.c:2784)
[    2.402369]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.402390]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.402412] RIP: 0033:0x7ffa35ef408e
[    2.402434] 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
[    2.402526] RSP: 002b:00007ffe926c9020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.402571] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ffa35ef408e
[    2.402609] RDX: 0000000000000000 RSI: 00007ffe926c90d0 RDI: 0000000000000005
[    2.402651] RBP: 00007ffe926c9030 R08: 0000000000000000 R09: 0000000000000000
[    2.402693] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.402736] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe926c97a0
| [    2.421572] ------------[ cut here ]------------
| [    2.421638] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/243
| [    2.421722] Modules linked in:
| [    2.421864] Tainted: [W]=WARN
[    2.421916] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.421983] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.422049] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.422177] RSP: 0018:ff41943ec05a76d8 EFLAGS: 00010286
[    2.422238] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.422310] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202af00
[    2.422383] RBP: 0000000000000000 R08: ff215c4e4445f9d0 R09: ff215c4e46177830
[    2.422457] R10: ff215c4e43072120 R11: fefefefefefefeff R12: ff41943ec05a778c
[    2.422530] R13: 0000000000000011 R14: ff215c4e43072000 R15: ff215c4e4202af00
[    2.422614] FS:  00007f613b426840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.422689] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.422756] CR2: 00000000384e4988 CR3: 00000000063b7002 CR4: 0000000000771ef0
[    2.422831] PKRU: 55555554
[    2.422877] Call Trace:
[    2.422923]  <TASK>
[    2.422969]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.423029]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.423091]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.423145]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.423200]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.423263]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.423318]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.423373]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.423434]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.423489]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.423544]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.423609]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.423664]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.423719]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.423773]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.423828]  ___sys_sendmsg (net/socket.c:2752)
[    2.423884]  __sys_sendmsg (net/socket.c:2784)
[    2.423938]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.423994]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.424057] RIP: 0033:0x7f613b66008e
[    2.424111] 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
[    2.424238] RSP: 002b:00007fffa21bdb80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.424312] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f613b66008e
[    2.424386] RDX: 0000000000000000 RSI: 00007fffa21bdc30 RDI: 0000000000000005
[    2.424460] RBP: 00007fffa21bdb90 R08: 0000000000000000 R09: 0000000000000000
[    2.424534] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.424613] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa21be300
| [    2.424835] ------------[ cut here ]------------
| [    2.424896] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/243
| [    2.424978] Modules linked in:
| [    2.425124] Tainted: [W]=WARN
[    2.425176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.425242] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.425303] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.425429] RSP: 0018:ff41943ec05a76c8 EFLAGS: 00010286
[    2.425489] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.425568] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202af00
[    2.425642] RBP: 0000000000000000 R08: ff215c4e4445f9d0 R09: ff215c4e46132030
[    2.425715] R10: ff215c4e43072120 R11: fefefefefefefeff R12: 0000000000000000
[    2.425788] R13: 0000000000000010 R14: ff215c4e43072000 R15: ff215c4e4202af00
[    2.425863] FS:  00007f613b426840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.425939] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.426010] CR2: 00000000384e4988 CR3: 00000000063b7002 CR4: 0000000000771ef0
[    2.426085] PKRU: 55555554
[    2.426131] Call Trace:
[    2.426177]  <TASK>
[    2.426223]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.426278]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.426339]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.426393]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.426448]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.426510]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.426572]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.426627]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.426689]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.426744]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.426799]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.426861]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.426916]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.426971]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.427031]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.427086]  ___sys_sendmsg (net/socket.c:2752)
[    2.427141]  __sys_sendmsg (net/socket.c:2784)
[    2.427196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.427250]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.427311] RIP: 0033:0x7f613b66008e
[    2.427364] 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
[    2.427492] RSP: 002b:00007fffa21bdb80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.427571] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f613b66008e
[    2.427644] RDX: 0000000000000000 RSI: 00007fffa21bdc30 RDI: 0000000000000005
[    2.427717] RBP: 00007fffa21bdb90 R08: 0000000000000000 R09: 0000000000000000
[    2.427790] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.427863] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa21be300
| [    2.428070] ------------[ cut here ]------------
| [    2.428130] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/243
| [    2.428211] Modules linked in:
| [    2.428355] Tainted: [W]=WARN
[    2.428407] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.428474] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.428535] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.428667] RSP: 0018:ff41943ec05a7720 EFLAGS: 00010286
[    2.428728] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.428800] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202af00
[    2.428874] RBP: 0000000000000000 R08: ff215c4e4445f9d0 R09: ff215c4e46132030
[    2.428947] R10: ff215c4e43072120 R11: fefefefefefefeff R12: 0000000000000000
[    2.429026] R13: 0000000000000010 R14: ff215c4e43072000 R15: ff215c4e4202af00
[    2.429102] FS:  00007f613b426840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.429178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.429244] CR2: 00000000384e4988 CR3: 00000000063b7002 CR4: 0000000000771ef0
[    2.429317] PKRU: 55555554
[    2.429363] Call Trace:
[    2.429409]  <TASK>
[    2.429456]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.429510]  __dev_notify_flags (net/core/dev.c:9787)
[    2.429574]  netif_change_flags (net/core/dev.c:9820)
[    2.429629]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.429685]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.429748]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.429803]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.429858]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.429920]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.429975]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.430035]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.430097]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.430152]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.430213]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.430268]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.430323]  ___sys_sendmsg (net/socket.c:2752)
[    2.430379]  __sys_sendmsg (net/socket.c:2784)
[    2.430433]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.430487]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.430549] RIP: 0033:0x7f613b66008e
[    2.430607] 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
[    2.430736] RSP: 002b:00007fffa21bdb80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.430811] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f613b66008e
[    2.430885] RDX: 0000000000000000 RSI: 00007fffa21bdc30 RDI: 0000000000000005
[    2.430958] RBP: 00007fffa21bdb90 R08: 0000000000000000 R09: 0000000000000000
[    2.431036] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.431110] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa21be300
| [    2.431309] ------------[ cut here ]------------
| [    2.431340] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 0/38
| [    2.431399] Modules linked in:
| [    2.431477] Tainted: [W]=WARN
[    2.431496] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.431531] Workqueue: events_unbound linkwatch_event
[    2.431554] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.431584] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.431677] RSP: 0018:ff41943ec015bd50 EFLAGS: 00010286
[    2.431706] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.431742] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc200
[    2.431782] RBP: 0000000000000000 R08: ff215c4e4445f9d0 R09: ff215c4e4471b030
[    2.431823] R10: ff215c4e43072120 R11: fefefefefefefeff R12: 0000000000000000
[    2.431865] R13: 0000000000000010 R14: ff215c4e43072000 R15: ff215c4e41ddc200
[    2.431912] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    2.431959] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.431995] CR2: 00007f55872fa574 CR3: 0000000008847005 CR4: 0000000000771ef0
[    2.432039] PKRU: 55555554
[    2.432054] Call Trace:
[    2.432068]  <TASK>
[    2.432083]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.432106]  netif_state_change (net/core/dev.c:1605)
[    2.432129]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.432149]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.432172]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.432194]  process_one_work (kernel/workqueue.c:3314)
[    2.432216]  ? __timer_delete_sync (kernel/time/timer.c:1467 (discriminator 3) kernel/time/timer.c:1621 (discriminator 3))
[    2.432246]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.432265]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.432285]  kthread (kernel/kthread.c:436)
[    2.432309]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.432331]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.432354]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.432376]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.432447] ------------[ cut here ]------------
| [    2.432476] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 0/38
| [    2.432527] Modules linked in:
| [    2.432603] Tainted: [W]=WARN
[    2.432628] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.432662] Workqueue: events_unbound linkwatch_event
[    2.432685] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.432712] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.432809] RSP: 0018:ff41943ec015bd50 EFLAGS: 00010286
[    2.432837] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.432879] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc200
[    2.432919] RBP: 0000000000000000 R08: ff215c4e418d5210 R09: ff215c4e4471b030
[    2.432963] R10: ff215c4e43073120 R11: fefefefefefefeff R12: 0000000000000000
[    2.433007] R13: 0000000000000010 R14: ff215c4e43073000 R15: ff215c4e41ddc200
[    2.433048] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    2.433089] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.433117] CR2: 00007f55872fa574 CR3: 0000000008847005 CR4: 0000000000771ef0
[    2.433155] PKRU: 55555554
[    2.433169] Call Trace:
[    2.433181]  <TASK>
[    2.433192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.433214]  netif_state_change (net/core/dev.c:1605)
[    2.433240]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.433261]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.433287]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.433306]  process_one_work (kernel/workqueue.c:3314)
[    2.433329]  ? __timer_delete_sync (kernel/time/timer.c:1467 (discriminator 3) kernel/time/timer.c:1621 (discriminator 3))
[    2.433358]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.433380]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.433406]  kthread (kernel/kthread.c:436)
[    2.433427]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.433447]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.433469]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.433486]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.450583] ------------[ cut here ]------------
| [    2.450646] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/247
| [    2.450729] Modules linked in:
| [    2.450871] Tainted: [W]=WARN
[    2.450924] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.450991] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.451057] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.451183] RSP: 0018:ff41943ec05bf6d8 EFLAGS: 00010286
[    2.451243] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.451316] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202af00
[    2.451389] RBP: 0000000000000000 R08: ff215c4e4445f4d0 R09: ff215c4e446db030
[    2.451462] R10: ff215c4e4612d120 R11: fefefefefefefeff R12: ff41943ec05bf78c
[    2.451536] R13: 0000000000000011 R14: ff215c4e4612d000 R15: ff215c4e4202af00
[    2.451617] FS:  00007ffbe189a840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.451692] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.451759] CR2: 000000003a38c988 CR3: 00000000063be001 CR4: 0000000000771ef0
[    2.451834] PKRU: 55555554
[    2.451880] Call Trace:
[    2.451927]  <TASK>
[    2.451973]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.452033]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.452095]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.452150]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.452205]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.452267]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.452322]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.452378]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.452439]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.452494]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.452548]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.452614]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.452669]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.452728]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.452784]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.452839]  ___sys_sendmsg (net/socket.c:2752)
[    2.452894]  __sys_sendmsg (net/socket.c:2784)
[    2.452949]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.453010]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.453072] RIP: 0033:0x7ffbe1ad408e
[    2.453126] 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
[    2.453251] RSP: 002b:00007fff2db15f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.453324] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ffbe1ad408e
[    2.453397] RDX: 0000000000000000 RSI: 00007fff2db16000 RDI: 0000000000000005
[    2.453470] RBP: 00007fff2db15f60 R08: 0000000000000000 R09: 0000000000000000
[    2.453544] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.453623] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2db166d0
| [    2.453852] ------------[ cut here ]------------
| [    2.453912] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/247
| [    2.453995] Modules linked in:
| [    2.454140] Tainted: [W]=WARN
[    2.454192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.454258] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.454319] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.454446] RSP: 0018:ff41943ec05bf6c8 EFLAGS: 00010286
[    2.454507] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.454586] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202af00
[    2.454658] RBP: 0000000000000000 R08: ff215c4e4445f4d0 R09: ff215c4e46132030
[    2.454731] R10: ff215c4e4612d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.454804] R13: 0000000000000010 R14: ff215c4e4612d000 R15: ff215c4e4202af00
[    2.454880] FS:  00007ffbe189a840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.454954] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.455026] CR2: 000000003a38c988 CR3: 00000000063be001 CR4: 0000000000771ef0
[    2.455101] PKRU: 55555554
[    2.455147] Call Trace:
[    2.455193]  <TASK>
[    2.455240]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.455294]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.455355]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.455409]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.455465]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.455527]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.455590]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.455646]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.455706]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.455762]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.455817]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.455878]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.455937]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.455992]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.456050]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.456105]  ___sys_sendmsg (net/socket.c:2752)
[    2.456161]  __sys_sendmsg (net/socket.c:2784)
[    2.456215]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.456270]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.456331] RIP: 0033:0x7ffbe1ad408e
[    2.456384] 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
[    2.456514] RSP: 002b:00007fff2db15f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.456592] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ffbe1ad408e
[    2.456667] RDX: 0000000000000000 RSI: 00007fff2db16000 RDI: 0000000000000005
[    2.456740] RBP: 00007fff2db15f60 R08: 0000000000000000 R09: 0000000000000000
[    2.456813] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.456887] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2db166d0
| [    2.457093] ------------[ cut here ]------------
| [    2.457152] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/247
| [    2.457233] Modules linked in:
| [    2.457375] Tainted: [W]=WARN
[    2.457427] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.457493] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.457554] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.457687] RSP: 0018:ff41943ec05bf720 EFLAGS: 00010286
[    2.457748] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.457821] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202af00
[    2.457894] RBP: 0000000000000000 R08: ff215c4e4445f4d0 R09: ff215c4e46132030
[    2.457968] R10: ff215c4e4612d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.458046] R13: 0000000000000010 R14: ff215c4e4612d000 R15: ff215c4e4202af00
[    2.458122] FS:  00007ffbe189a840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.458197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.458265] CR2: 000000003a38c988 CR3: 00000000063be001 CR4: 0000000000771ef0
[    2.458340] PKRU: 55555554
[    2.458386] Call Trace:
[    2.458432]  <TASK>
[    2.458478]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.458533]  __dev_notify_flags (net/core/dev.c:9787)
[    2.458593]  netif_change_flags (net/core/dev.c:9820)
[    2.458649]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.458703]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.458765]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.458821]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.458876]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.458938]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.458993]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.459051]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.459112]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.459167]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.459226]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.459282]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.459337]  ___sys_sendmsg (net/socket.c:2752)
[    2.459393]  __sys_sendmsg (net/socket.c:2784)
[    2.459448]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.459503]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.459570] RIP: 0033:0x7ffbe1ad408e
[    2.459624] 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
[    2.459751] RSP: 002b:00007fff2db15f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.459826] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ffbe1ad408e
[    2.459899] RDX: 0000000000000000 RSI: 00007fff2db16000 RDI: 0000000000000005
[    2.459972] RBP: 00007fff2db15f60 R08: 0000000000000000 R09: 0000000000000000
[    2.460048] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.460120] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2db166d0
| [    2.460329] ------------[ cut here ]------------
| [    2.460366] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/38
| [    2.460428] Modules linked in:
| [    2.460510] Tainted: [W]=WARN
[    2.460530] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.460566] Workqueue: events_unbound linkwatch_event
[    2.460593] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.460622] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.460714] RSP: 0018:ff41943ec015bd50 EFLAGS: 00010286
[    2.460740] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.460782] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202aa00
[    2.460823] RBP: 0000000000000000 R08: ff215c4e4445f4d0 R09: ff215c4e41e6f030
[    2.460864] R10: ff215c4e4612d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.460905] R13: 0000000000000010 R14: ff215c4e4612d000 R15: ff215c4e4202aa00
[    2.460948] FS:  0000000000000000(0000) GS:ff215c4ef62c8000(0000) knlGS:0000000000000000
[    2.460992] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.461029] CR2: 000055fbb7dad548 CR3: 0000000008847001 CR4: 0000000000771ef0
[    2.461075] PKRU: 55555554
[    2.461089] Call Trace:
[    2.461103]  <TASK>
[    2.461118]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.461139]  netif_state_change (net/core/dev.c:1605)
[    2.461164]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.461186]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.461213]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.461233]  process_one_work (kernel/workqueue.c:3314)
[    2.461255]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.461273]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.461295]  kthread (kernel/kthread.c:436)
[    2.461318]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.461339]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.461362]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.461384]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.461453] ------------[ cut here ]------------
| [    2.461477] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/38
| [    2.461524] Modules linked in:
| [    2.461606] Tainted: [W]=WARN
[    2.461629] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.461665] Workqueue: events_unbound linkwatch_event
[    2.461698] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.461727] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.461826] RSP: 0018:ff41943ec015bd50 EFLAGS: 00010286
[    2.461851] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.461895] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202aa00
[    2.461933] RBP: 0000000000000000 R08: ff215c4e444bf6d0 R09: ff215c4e41e6f030
[    2.461977] R10: ff215c4e4612e120 R11: fefefefefefefeff R12: 0000000000000000
[    2.462017] R13: 0000000000000010 R14: ff215c4e4612e000 R15: ff215c4e4202aa00
[    2.462062] FS:  0000000000000000(0000) GS:ff215c4ef62c8000(0000) knlGS:0000000000000000
[    2.462105] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.462132] CR2: 000055fbb7dad548 CR3: 0000000008847001 CR4: 0000000000771ef0
[    2.462171] PKRU: 55555554
[    2.462184] Call Trace:
[    2.462198]  <TASK>
[    2.462211]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.462232]  netif_state_change (net/core/dev.c:1605)
[    2.462250]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.462272]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.462299]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.462320]  process_one_work (kernel/workqueue.c:3314)
[    2.462338]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.462360]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.462380]  kthread (kernel/kthread.c:436)
[    2.462402]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.462422]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.462441]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.462460]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.470777] ------------[ cut here ]------------
| [    2.470806] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/250
| [    2.470861] Modules linked in:
| [    2.470936] Tainted: [W]=WARN
[    2.470957] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.470992] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.471023] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.471110] RSP: 0018:ff41943ec05d75f0 EFLAGS: 00010286
[    2.471136] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.471174] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc000
[    2.471215] RBP: 0000000000000000 R08: ff215c4e44412dd0 R09: ff215c4e46136030
[    2.471255] R10: ff215c4e4471a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.471299] R13: 0000000000000010 R14: ff215c4e4471a000 R15: ff215c4e41ddc000
[    2.471345] FS:  00007fc87cc0a840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    2.471385] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.471421] CR2: 00007fc87cf71f6d CR3: 0000000006315002 CR4: 0000000000771ef0
[    2.471461] PKRU: 55555554
[    2.471476] Call Trace:
[    2.471488]  <TASK>
[    2.471506]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.471528]  __dev_notify_flags (net/core/dev.c:9787)
[    2.471551]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.471573]  veth_newlink (drivers/net/veth.c:1871)
[    2.471594]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.471618]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.471649]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.471667]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.471698]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.471725]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.471745]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.471766]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.471788]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.471809]  ___sys_sendmsg (net/socket.c:2752)
[    2.471831]  __sys_sendmsg (net/socket.c:2784)
[    2.471852]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.471873]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.471895] RIP: 0033:0x7fc87ce4408e
[    2.471917] 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
[    2.472007] RSP: 002b:00007fffdf850b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.472040] RAX: ffffffffffffffda RBX: 00007fffdf8512e8 RCX: 00007fc87ce4408e
[    2.472082] RDX: 0000000000000000 RSI: 00007fffdf850bf0 RDI: 0000000000000005
[    2.472123] RBP: 00007fffdf850b50 R08: 0000000000000000 R09: 0000000000000000
[    2.472164] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.472203] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffdf8512c0
| [    2.472405] ------------[ cut here ]------------
| [    2.472432] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/250
| [    2.472481] Modules linked in:
| [    2.472551] Tainted: [W]=WARN
[    2.472574] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.472606] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.472637] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.472726] RSP: 0018:ff41943ec05d7870 EFLAGS: 00010286
[    2.472755] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.472794] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc000
[    2.472838] RBP: 0000000000000000 R08: ff215c4e444e09d0 R09: ff215c4e4472b030
[    2.472878] R10: ff215c4e4471b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.472919] R13: 0000000000000010 R14: ff215c4e4471b000 R15: ff215c4e41ddc000
[    2.472963] FS:  00007fc87cc0a840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    2.473003] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.473041] CR2: 00007fc87cf71f6d CR3: 0000000006315002 CR4: 0000000000771ef0
[    2.473080] PKRU: 55555554
[    2.473094] Call Trace:
[    2.473109]  <TASK>
[    2.473123]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.473144]  __dev_notify_flags (net/core/dev.c:9787)
[    2.473167]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.473189]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.473212]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.473242]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.473264]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.473289]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.473318]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.473340]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.473360]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.473378]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.473400]  ___sys_sendmsg (net/socket.c:2752)
[    2.473422]  __sys_sendmsg (net/socket.c:2784)
[    2.473443]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.473463]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.473489] RIP: 0033:0x7fc87ce4408e
[    2.473511] 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
[    2.473601] RSP: 002b:00007fffdf850b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.473643] RAX: ffffffffffffffda RBX: 00007fffdf8512e8 RCX: 00007fc87ce4408e
[    2.473685] RDX: 0000000000000000 RSI: 00007fffdf850bf0 RDI: 0000000000000005
[    2.473729] RBP: 00007fffdf850b50 R08: 0000000000000000 R09: 0000000000000000
[    2.473768] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.473814] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffdf8512c0
| [    2.476670] ------------[ cut here ]------------
| [    2.476729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/251
| [    2.476811] Modules linked in:
| [    2.476954] Tainted: [W]=WARN
[    2.477012] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.477079] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.477140] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.477264] RSP: 0018:ff41943ec05df720 EFLAGS: 00010286
[    2.477324] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.477396] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202af00
[    2.477468] RBP: 0000000000000000 R08: ff215c4e444e09d0 R09: ff215c4e46132030
[    2.477541] R10: ff215c4e4471b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.477620] R13: 0000000000000010 R14: ff215c4e4471b000 R15: ff215c4e4202af00
[    2.477696] FS:  00007f9c930a7840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.477770] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.477837] CR2: 0000000027fa8988 CR3: 000000000980e005 CR4: 0000000000771ef0
[    2.477912] PKRU: 55555554
[    2.477958] Call Trace:
[    2.478011]  <TASK>
[    2.478057]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.478112]  __dev_notify_flags (net/core/dev.c:9787)
[    2.478167]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.478220]  netif_change_flags (net/core/dev.c:9820)
[    2.478275]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.478329]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.478392]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.478447]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.478503]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.478584]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.478640]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.478695]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.478761]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.478816]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.478871]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.478926]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.478980]  ___sys_sendmsg (net/socket.c:2752)
[    2.479041]  __sys_sendmsg (net/socket.c:2784)
[    2.479096]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.479151]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.479212] RIP: 0033:0x7f9c932e108e
[    2.479266] 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
[    2.479390] RSP: 002b:00007fffa4565a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.479463] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9c932e108e
[    2.479536] RDX: 0000000000000000 RSI: 00007fffa4565ac0 RDI: 0000000000000005
[    2.479613] RBP: 00007fffa4565a20 R08: 0000000000000000 R09: 0000000000000000
[    2.479687] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.479759] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa4566190
| [    2.500583] ------------[ cut here ]------------
| [    2.500612] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/256
| [    2.500666] Modules linked in:
| [    2.500745] Tainted: [W]=WARN
[    2.500766] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.500799] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.500823] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.500912] RSP: 0018:ff41943ec06076d8 EFLAGS: 00010286
[    2.500938] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.500976] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc200
[    2.501019] RBP: 0000000000000000 R08: ff215c4e44412dd0 R09: ff215c4e46184030
[    2.501057] R10: ff215c4e4471a120 R11: fefefefefefefeff R12: ff41943ec060778c
[    2.501098] R13: 0000000000000011 R14: ff215c4e4471a000 R15: ff215c4e41ddc200
[    2.501142] FS:  00007f082f796840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    2.501188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.501220] CR2: 000000000ec45988 CR3: 0000000009823003 CR4: 0000000000771ef0
[    2.501264] PKRU: 55555554
[    2.501277] Call Trace:
[    2.501293]  <TASK>
[    2.501308]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.501330]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.501356]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.501375]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.501399]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.501422]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.501442]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.501464]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.501490]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.501512]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.501535]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.501567]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.501588]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.501608]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.501629]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.501651]  ___sys_sendmsg (net/socket.c:2752)
[    2.501677]  __sys_sendmsg (net/socket.c:2784)
[    2.501698]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.501719]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.501745] RIP: 0033:0x7f082f9d008e
[    2.501767] 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
[    2.501856] RSP: 002b:00007fff468be320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.501897] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f082f9d008e
[    2.501937] RDX: 0000000000000000 RSI: 00007fff468be3d0 RDI: 0000000000000005
[    2.501976] RBP: 00007fff468be330 R08: 0000000000000000 R09: 0000000000000000
[    2.502022] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.502060] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff468beaa0
| [    2.502184] ------------[ cut here ]------------
| [    2.502210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/256
| [    2.502258] Modules linked in:
| [    2.502334] Tainted: [W]=WARN
[    2.502356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.502390] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.502419] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.502512] RSP: 0018:ff41943ec06076c8 EFLAGS: 00010286
[    2.502539] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.502584] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc200
[    2.502628] RBP: 0000000000000000 R08: ff215c4e44412dd0 R09: ff215c4e4472b030
[    2.502667] R10: ff215c4e4471a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.502708] R13: 0000000000000010 R14: ff215c4e4471a000 R15: ff215c4e41ddc200
[    2.502750] FS:  00007f082f796840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    2.502791] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.502825] CR2: 000000000ec45988 CR3: 0000000009823003 CR4: 0000000000771ef0
[    2.502866] PKRU: 55555554
[    2.502880] Call Trace:
[    2.502892]  <TASK>
[    2.502907]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.502929]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.502956]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.502978]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.503001]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.503031]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.503055]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.503077]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.503104]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.503124]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.503147]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.503170]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.503190]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.503212]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.503230]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.503251]  ___sys_sendmsg (net/socket.c:2752)
[    2.503274]  __sys_sendmsg (net/socket.c:2784)
[    2.503291]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.503313]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.503340] RIP: 0033:0x7f082f9d008e
[    2.503361] 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
[    2.503456] RSP: 002b:00007fff468be320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.503494] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f082f9d008e
[    2.503531] RDX: 0000000000000000 RSI: 00007fff468be3d0 RDI: 0000000000000005
[    2.503573] RBP: 00007fff468be330 R08: 0000000000000000 R09: 0000000000000000
[    2.503615] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.503655] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff468beaa0
| [    2.503781] ------------[ cut here ]------------
| [    2.503806] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/256
| [    2.503853] Modules linked in:
| [    2.503924] Tainted: [W]=WARN
[    2.503942] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.503979] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.504011] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.504108] RSP: 0018:ff41943ec0607720 EFLAGS: 00010286
[    2.504136] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.504179] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc200
[    2.504220] RBP: 0000000000000000 R08: ff215c4e44412dd0 R09: ff215c4e4472b030
[    2.504259] R10: ff215c4e4471a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.504300] R13: 0000000000000010 R14: ff215c4e4471a000 R15: ff215c4e41ddc200
[    2.504343] FS:  00007f082f796840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    2.504385] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.504418] CR2: 000000000ec45988 CR3: 0000000009823003 CR4: 0000000000771ef0
[    2.504461] PKRU: 55555554
[    2.504474] Call Trace:
[    2.504489]  <TASK>
[    2.504502]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.504523]  __dev_notify_flags (net/core/dev.c:9787)
[    2.504543]  netif_change_flags (net/core/dev.c:9820)
[    2.504566]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.504589]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.504619]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.504640]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.504662]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.504689]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.504706]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.504729]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.504751]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.504771]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.504793]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.504818]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.504840]  ___sys_sendmsg (net/socket.c:2752)
[    2.504862]  __sys_sendmsg (net/socket.c:2784)
[    2.504883]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.504906]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.504932] RIP: 0033:0x7f082f9d008e
[    2.504953] 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
[    2.505048] RSP: 002b:00007fff468be320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.505087] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f082f9d008e
[    2.505128] RDX: 0000000000000000 RSI: 00007fff468be3d0 RDI: 0000000000000005
[    2.505169] RBP: 00007fff468be330 R08: 0000000000000000 R09: 0000000000000000
[    2.505209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.505251] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff468beaa0
| [    2.505415] ------------[ cut here ]------------
| [    2.505441] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 0/39
| [    2.505498] Modules linked in:
| [    2.505579] Tainted: [W]=WARN
[    2.505600] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.505634] Workqueue: events_unbound linkwatch_event
[    2.505663] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.505689] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.505776] RSP: 0018:ff41943ec0163d50 EFLAGS: 00010286
[    2.505802] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.505840] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc200
[    2.505881] RBP: 0000000000000000 R08: ff215c4e444e09d0 R09: ff215c4e4472b030
[    2.505923] R10: ff215c4e4471b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.505965] R13: 0000000000000010 R14: ff215c4e4471b000 R15: ff215c4e41ddc200
[    2.506009] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    2.506054] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.506081] CR2: 00007f082f863574 CR3: 0000000008847001 CR4: 0000000000771ef0
[    2.506120] PKRU: 55555554
[    2.506134] Call Trace:
[    2.506149]  <TASK>
[    2.506164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.506182]  netif_state_change (net/core/dev.c:1605)
[    2.506202]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.506224]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.506250]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.506269]  process_one_work (kernel/workqueue.c:3314)
[    2.506291]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.506313]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.506332]  kthread (kernel/kthread.c:436)
[    2.506354]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.506375]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.506398]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.506418]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.509178] ------------[ cut here ]------------
| [    2.509238] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/257
| [    2.509319] Modules linked in:
| [    2.509460] Tainted: [W]=WARN
[    2.509513] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.509587] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.509648] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.509775] RSP: 0018:ff41943ec060f6d0 EFLAGS: 00010286
[    2.509836] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.509909] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202af00
[    2.509982] RBP: 0000000000000000 R08: ff215c4e44412dd0 R09: ff215c4e46132030
[    2.510057] R10: ff215c4e4471a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.510131] R13: 0000000000000010 R14: ff215c4e4471a000 R15: ff215c4e4202af00
[    2.510208] FS:  00007fd3c4ef5840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.510285] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.510351] CR2: 00000000004ebb50 CR3: 000000000982f006 CR4: 0000000000771ef0
[    2.510428] PKRU: 55555554
[    2.510474] Call Trace:
[    2.510521]  <TASK>
[    2.510574]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.510630]  netif_state_change (net/core/dev.c:1605)
[    2.510685]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.510740]  linkwatch_sync_dev (net/core/link_watch.c:295)
[    2.510794]  rtnl_getlink (net/core/rtnetlink.c:4273)
[    2.510850]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[    2.510910]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.510966]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    2.511031]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.511092]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.511148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.511202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.511257]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.511311]  ___sys_sendmsg (net/socket.c:2752)
[    2.511367]  __sys_sendmsg (net/socket.c:2784)
[    2.511421]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.511476]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.511537] RIP: 0033:0x7fd3c512f08e
[    2.511598] 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
[    2.511724] RSP: 002b:00007ffef3517940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.511797] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd3c512f08e
[    2.511869] RDX: 0000000000000000 RSI: 00007ffef35179f0 RDI: 0000000000000006
[    2.511941] RBP: 00007ffef3517950 R08: 0000000000000000 R09: 0000000000000000
[    2.512019] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.512091] R13: 00007ffef3517aa0 R14: 0000000000000000 R15: 00007ffef3518610
| [    2.557164] ------------[ cut here ]------------
| [    2.557228] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/269
| [    2.557310] Modules linked in:
| [    2.557454] Tainted: [W]=WARN
[    2.557506] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.557580] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.557641] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.557767] RSP: 0018:ff41943ec0647720 EFLAGS: 00010286
[    2.557828] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.557902] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202af00
[    2.557975] RBP: 0000000000000000 R08: ff215c4e418d5210 R09: ff215c4e46131030
[    2.558050] R10: ff215c4e43073120 R11: fefefefefefefeff R12: 0000000000000000
[    2.558123] R13: 0000000000000010 R14: ff215c4e43073000 R15: ff215c4e4202af00
[    2.558199] FS:  00007fb66b8af840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.558275] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.558341] CR2: 000000001485e988 CR3: 0000000001847004 CR4: 0000000000771ef0
[    2.558414] PKRU: 55555554
[    2.558460] Call Trace:
[    2.558506]  <TASK>
[    2.558552]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.558611]  __dev_notify_flags (net/core/dev.c:9787)
[    2.558666]  netif_change_flags (net/core/dev.c:9820)
[    2.558721]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.558777]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.558839]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.558895]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.558950]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.559018]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.559074]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.559129]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.559190]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.559251]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.559306]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.559362]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.559416]  ___sys_sendmsg (net/socket.c:2752)
[    2.559472]  __sys_sendmsg (net/socket.c:2784)
[    2.559527]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.559588]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.559649] RIP: 0033:0x7fb66bae908e
[    2.559703] 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
[    2.559828] RSP: 002b:00007ffed4deed10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.559900] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb66bae908e
[    2.559973] RDX: 0000000000000000 RSI: 00007ffed4deedc0 RDI: 0000000000000005
[    2.560050] RBP: 00007ffed4deed20 R08: 0000000000000000 R09: 0000000000000000
[    2.560122] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.560195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed4def490
| [    2.560421] ------------[ cut here ]------------
| [    2.560458] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/38
| [    2.560514] Modules linked in:
| [    2.560591] Tainted: [W]=WARN
[    2.560612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.560645] Workqueue: events_unbound linkwatch_event
[    2.560674] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.560701] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.560792] RSP: 0018:ff41943ec015bd50 EFLAGS: 00010286
[    2.560820] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.560858] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202aa00
[    2.560893] RBP: 0000000000000000 R08: ff215c4e4445f9d0 R09: ff215c4e41e6f030
[    2.560935] R10: ff215c4e43072120 R11: fefefefefefefeff R12: 0000000000000000
[    2.560976] R13: 0000000000000010 R14: ff215c4e43072000 R15: ff215c4e4202aa00
[    2.561024] FS:  0000000000000000(0000) GS:ff215c4ef62c8000(0000) knlGS:0000000000000000
[    2.561064] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.561097] CR2: 000055fbb7d881c8 CR3: 0000000008847002 CR4: 0000000000771ef0
[    2.561138] PKRU: 55555554
[    2.561151] Call Trace:
[    2.561165]  <TASK>
[    2.561178]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.561200]  netif_state_change (net/core/dev.c:1605)
[    2.561222]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[    2.561242]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.561271]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.561292]  process_one_work (kernel/workqueue.c:3314)
[    2.561314]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.561333]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.561351]  kthread (kernel/kthread.c:436)
[    2.561370]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.561389]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.561412]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.561434]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.571857] ------------[ cut here ]------------
| [    2.571917] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/272
| [    2.571998] Modules linked in:
| [    2.572142] Tainted: [W]=WARN
[    2.572195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.572261] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.572322] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.572448] RSP: 0018:ff41943ec0657720 EFLAGS: 00010286
[    2.572508] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.572596] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202af00
[    2.572671] RBP: 0000000000000000 R08: ff215c4e418d5210 R09: ff215c4e46131030
[    2.572745] R10: ff215c4e43073120 R11: fefefefefefefeff R12: 0000000000000000
[    2.572817] R13: 0000000000000010 R14: ff215c4e43073000 R15: ff215c4e4202af00
[    2.572893] FS:  00007f66c95a3840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.572967] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.573037] CR2: 000000002949a988 CR3: 0000000009c3f006 CR4: 0000000000771ef0
[    2.573110] PKRU: 55555554
[    2.573156] Call Trace:
[    2.573202]  <TASK>
[    2.573248]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.573303]  __dev_notify_flags (net/core/dev.c:9787)
[    2.573358]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.573412]  netif_change_flags (net/core/dev.c:9820)
[    2.573467]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.573521]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.573590]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.573645]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.573700]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.573762]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.573817]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.573872]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.573937]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.573992]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.574053]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.574108]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.574164]  ___sys_sendmsg (net/socket.c:2752)
[    2.574219]  __sys_sendmsg (net/socket.c:2784)
[    2.574274]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.574328]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.574388] RIP: 0033:0x7f66c97dd08e
[    2.574442] 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
[    2.574572] RSP: 002b:00007ffd9018f230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.574645] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f66c97dd08e
[    2.574718] RDX: 0000000000000000 RSI: 00007ffd9018f2e0 RDI: 0000000000000005
[    2.574791] RBP: 00007ffd9018f240 R08: 0000000000000000 R09: 0000000000000000
[    2.574863] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.574936] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9018f9b0
| [    2.575169] ------------[ cut here ]------------
| [    2.575207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/38
| [    2.575266] Modules linked in:
| [    2.575344] Tainted: [W]=WARN
[    2.575362] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.575391] Workqueue: events_unbound linkwatch_event
[    2.575419] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.575448] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.575541] RSP: 0018:ff41943ec015bd50 EFLAGS: 00010286
[    2.575575] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.575620] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202aa00
[    2.575660] RBP: 0000000000000000 R08: ff215c4e418d5210 R09: ff215c4e41e6f030
[    2.575702] R10: ff215c4e43073120 R11: fefefefefefefeff R12: 0000000000000000
[    2.575740] R13: 0000000000000010 R14: ff215c4e43073000 R15: ff215c4e4202aa00
[    2.575781] FS:  0000000000000000(0000) GS:ff215c4ef62c8000(0000) knlGS:0000000000000000
[    2.575827] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.575863] CR2: 00007fc57838df98 CR3: 0000000008847002 CR4: 0000000000771ef0
[    2.575895] PKRU: 55555554
[    2.575910] Call Trace:
[    2.575924]  <TASK>
[    2.575938]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.575958]  netif_state_change (net/core/dev.c:1605)
[    2.575978]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.575998]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.576030]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.576054]  process_one_work (kernel/workqueue.c:3314)
[    2.576076]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.576099]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.576122]  kthread (kernel/kthread.c:436)
[    2.576142]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.576163]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.576184]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.576203]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.576275] ------------[ cut here ]------------
| [    2.576302] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/38
| [    2.576357] Modules linked in:
| [    2.576436] Tainted: [W]=WARN
[    2.576456] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.576490] Workqueue: events_unbound linkwatch_event
[    2.576518] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.576545] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.576638] RSP: 0018:ff41943ec015bd50 EFLAGS: 00010286
[    2.576668] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.576705] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202aa00
[    2.576742] RBP: 0000000000000000 R08: ff215c4e4445f9d0 R09: ff215c4e41e6f030
[    2.576782] R10: ff215c4e43072120 R11: fefefefefefefeff R12: 0000000000000000
[    2.576823] R13: 0000000000000010 R14: ff215c4e43072000 R15: ff215c4e4202aa00
[    2.576864] FS:  0000000000000000(0000) GS:ff215c4ef62c8000(0000) knlGS:0000000000000000
[    2.576909] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.576944] CR2: 00007fc57838df98 CR3: 0000000008847002 CR4: 0000000000771ef0
[    2.576984] PKRU: 55555554
[    2.576996] Call Trace:
[    2.577012]  <TASK>
[    2.577027]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.577049]  netif_state_change (net/core/dev.c:1605)
[    2.577071]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.577091]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.577118]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.577139]  process_one_work (kernel/workqueue.c:3314)
[    2.577161]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.577180]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.577198]  kthread (kernel/kthread.c:436)
[    2.577219]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.577240]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.577264]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.577285]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.580186] ------------[ cut here ]------------
| [    2.580215] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/273
| [    2.580271] Modules linked in:
| [    2.580360] Tainted: [W]=WARN
[    2.580381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.580415] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.580443] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.580536] RSP: 0018:ff41943ec065f720 EFLAGS: 00010286
[    2.580566] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.580604] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc200
[    2.580645] RBP: 0000000000000000 R08: ff215c4e4445f9d0 R09: ff215c4e4472b030
[    2.580683] R10: ff215c4e43072120 R11: fefefefefefefeff R12: 0000000000000000
[    2.580727] R13: 0000000000000010 R14: ff215c4e43072000 R15: ff215c4e41ddc200
[    2.580773] FS:  00007f6bdff16840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    2.580815] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.580851] CR2: 00000000203e0988 CR3: 0000000001de9003 CR4: 0000000000771ef0
[    2.580888] PKRU: 55555554
[    2.580901] Call Trace:
[    2.580914]  <TASK>
[    2.580929]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.580949]  __dev_notify_flags (net/core/dev.c:9787)
[    2.580969]  netif_change_flags (net/core/dev.c:9820)
[    2.580989]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.581015]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.581044]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.581067]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.581086]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.581114]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.581134]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.581155]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.581181]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.581201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.581222]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.581244]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.581266]  ___sys_sendmsg (net/socket.c:2752)
[    2.581289]  __sys_sendmsg (net/socket.c:2784)
[    2.581310]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.581333]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.581360] RIP: 0033:0x7f6be015008e
[    2.581380] 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
[    2.581476] RSP: 002b:00007fffea355f90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.581516] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6be015008e
[    2.581557] RDX: 0000000000000000 RSI: 00007fffea356040 RDI: 0000000000000005
[    2.581603] RBP: 00007fffea355fa0 R08: 0000000000000000 R09: 0000000000000000
[    2.581643] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.581682] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffea356710
| [    2.581808] ------------[ cut here ]------------
| [    2.581845] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/39
| [    2.581901] Modules linked in:
| [    2.581979] Tainted: [W]=WARN
[    2.582002] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.582037] Workqueue: events_unbound linkwatch_event
[    2.582065] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.582093] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.582185] RSP: 0018:ff41943ec0163d50 EFLAGS: 00010286
[    2.582214] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.582257] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202aa00
[    2.582294] RBP: 0000000000000000 R08: ff215c4e418d5210 R09: ff215c4e41e6f030
[    2.582336] R10: ff215c4e43073120 R11: fefefefefefefeff R12: 0000000000000000
[    2.582377] R13: 0000000000000010 R14: ff215c4e43073000 R15: ff215c4e4202aa00
[    2.582419] FS:  0000000000000000(0000) GS:ff215c4ef62c8000(0000) knlGS:0000000000000000
[    2.582463] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.582498] CR2: 000055fbb7db84a8 CR3: 0000000008847002 CR4: 0000000000771ef0
[    2.582540] PKRU: 55555554
[    2.582554] Call Trace:
[    2.582574]  <TASK>
[    2.582589]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.582611]  netif_state_change (net/core/dev.c:1605)
[    2.582633]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[    2.582655]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.582686]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.582708]  process_one_work (kernel/workqueue.c:3314)
[    2.582729]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.582750]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.582770]  kthread (kernel/kthread.c:436)
[    2.582790]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.582810]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.582831]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.582853]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.592793] ------------[ cut here ]------------
| [    2.592852] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/276
| [    2.592933] Modules linked in:
| [    2.593077] Tainted: [W]=WARN
[    2.593130] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.593196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.593257] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.593384] RSP: 0018:ff41943ec066f720 EFLAGS: 00010286
[    2.593444] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.593517] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202af00
[    2.593595] RBP: 0000000000000000 R08: ff215c4e4445f9d0 R09: ff215c4e46131030
[    2.593667] R10: ff215c4e43072120 R11: fefefefefefefeff R12: 0000000000000000
[    2.593740] R13: 0000000000000010 R14: ff215c4e43072000 R15: ff215c4e4202af00
[    2.593815] FS:  00007fc8cb7b5840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.593890] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.593955] CR2: 0000000035437988 CR3: 0000000001fe6006 CR4: 0000000000771ef0
[    2.594035] PKRU: 55555554
[    2.594082] Call Trace:
[    2.594128]  <TASK>
[    2.594174]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.594229]  __dev_notify_flags (net/core/dev.c:9787)
[    2.594284]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.594338]  netif_change_flags (net/core/dev.c:9820)
[    2.594393]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.594449]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.594510]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.594574]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.594629]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.594690]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.594745]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.594800]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.594866]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.594921]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.594976]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.595038]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.595094]  ___sys_sendmsg (net/socket.c:2752)
[    2.595149]  __sys_sendmsg (net/socket.c:2784)
[    2.595204]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.595259]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.595320] RIP: 0033:0x7fc8cb9ef08e
[    2.595374] 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
[    2.595497] RSP: 002b:00007fffadae3780 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.595575] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc8cb9ef08e
[    2.595648] RDX: 0000000000000000 RSI: 00007fffadae3830 RDI: 0000000000000005
[    2.595721] RBP: 00007fffadae3790 R08: 0000000000000000 R09: 0000000000000000
[    2.595792] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.595863] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffadae3f00
| [    2.596080] ------------[ cut here ]------------
| [    2.596116] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/38
| [    2.596179] Modules linked in:
| [    2.596255] Tainted: [W]=WARN
[    2.596275] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.596308] Workqueue: events_unbound linkwatch_event
[    2.596336] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.596363] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.596458] RSP: 0018:ff41943ec015bd50 EFLAGS: 00010286
[    2.596485] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.596526] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202aa00
[    2.596572] RBP: 0000000000000000 R08: ff215c4e4445f9d0 R09: ff215c4e41e6f030
[    2.596615] R10: ff215c4e43072120 R11: fefefefefefefeff R12: 0000000000000000
[    2.596654] R13: 0000000000000010 R14: ff215c4e43072000 R15: ff215c4e4202aa00
[    2.596698] FS:  0000000000000000(0000) GS:ff215c4ef62c8000(0000) knlGS:0000000000000000
[    2.596736] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.596771] CR2: 000055fbb7d4b7f8 CR3: 0000000008847002 CR4: 0000000000771ef0
[    2.596811] PKRU: 55555554
[    2.596826] Call Trace:
[    2.596841]  <TASK>
[    2.596856]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.596880]  netif_state_change (net/core/dev.c:1605)
[    2.596902]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.596923]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.596949]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.596969]  process_one_work (kernel/workqueue.c:3314)
[    2.596990]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.597015]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.597037]  kthread (kernel/kthread.c:436)
[    2.597055]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.597077]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.597100]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.597121]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.597194] ------------[ cut here ]------------
| [    2.597219] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/38
| [    2.597279] Modules linked in:
| [    2.597360] Tainted: [W]=WARN
[    2.597382] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.597413] Workqueue: events_unbound linkwatch_event
[    2.597442] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.597470] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.597568] RSP: 0018:ff41943ec015bd50 EFLAGS: 00010286
[    2.597596] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.597637] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202aa00
[    2.597683] RBP: 0000000000000000 R08: ff215c4e418d5210 R09: ff215c4e41e6f030
[    2.597721] R10: ff215c4e43073120 R11: fefefefefefefeff R12: 0000000000000000
[    2.597763] R13: 0000000000000010 R14: ff215c4e43073000 R15: ff215c4e4202aa00
[    2.597801] FS:  0000000000000000(0000) GS:ff215c4ef62c8000(0000) knlGS:0000000000000000
[    2.597842] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.597868] CR2: 000055fbb7d4b7f8 CR3: 0000000008847002 CR4: 0000000000771ef0
[    2.597905] PKRU: 55555554
[    2.597919] Call Trace:
[    2.597933]  <TASK>
[    2.597947]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.597968]  netif_state_change (net/core/dev.c:1605)
[    2.597989]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.598012]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.598045]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.598066]  process_one_work (kernel/workqueue.c:3314)
[    2.598087]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.598109]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.598128]  kthread (kernel/kthread.c:436)
[    2.598148]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.598169]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.598191]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.598213]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.630191] ------------[ cut here ]------------
| [    2.630222] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/286
| [    2.630284] Modules linked in:
| [    2.630362] Tainted: [W]=WARN
[    2.630381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.630412] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.630444] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.630542] RSP: 0018:ff41943ec067f720 EFLAGS: 00010286
[    2.630583] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.630622] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc000
[    2.630661] RBP: 0000000000000000 R08: ff215c4e444a5990 R09: ff215c4e4472b02c
[    2.630706] R10: ff215c4e446f9120 R11: fefefefefefefeff R12: 0000000000000000
[    2.630747] R13: 0000000000000010 R14: ff215c4e446f9000 R15: ff215c4e41ddc000
[    2.630793] FS:  00007fcd5b240840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    2.630830] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.630865] CR2: 00007fcd5b5101a0 CR3: 00000000047d1002 CR4: 0000000000771ef0
[    2.630907] PKRU: 55555554
[    2.630921] Call Trace:
[    2.630935]  <TASK>
[    2.630949]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.630969]  __dev_notify_flags (net/core/dev.c:9787)
[    2.630990]  netif_change_flags (net/core/dev.c:9820)
[    2.631013]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.631035]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.631061]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.631085]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.631105]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.631134]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.631156]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.631178]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.631204]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.631225]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.631244]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.631266]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.631287]  ___sys_sendmsg (net/socket.c:2752)
[    2.631309]  __sys_sendmsg (net/socket.c:2784)
[    2.631330]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.631349]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.631377] RIP: 0033:0x7fcd5b47a08e
[    2.631396] 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
[    2.631493] RSP: 002b:00007ffc857cb6b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.631535] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcd5b47a08e
[    2.631578] RDX: 0000000000000000 RSI: 00007ffc857cb760 RDI: 0000000000000005
[    2.631617] RBP: 00007ffc857cb6c0 R08: 0000000000000000 R09: 0000000000000000
[    2.631654] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.631694] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc857cbe30
| [    2.642438] ------------[ cut here ]------------
| [    2.642498] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/291
| [    2.642587] Modules linked in:
| [    2.642728] Tainted: [W]=WARN
[    2.642780] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.642846] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.642907] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.643036] RSP: 0018:ff41943ec069f720 EFLAGS: 00010286
[    2.643096] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.643169] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc500
[    2.643241] RBP: 0000000000000000 R08: ff215c4e444a5990 R09: ff215c4e4613102c
[    2.643313] R10: ff215c4e446f9120 R11: fefefefefefefeff R12: 0000000000000000
[    2.643386] R13: 0000000000000010 R14: ff215c4e446f9000 R15: ff215c4e41ddc500
[    2.643461] FS:  00007fc9ff85c840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    2.643536] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.643606] CR2: 000000002c660988 CR3: 0000000009981006 CR4: 0000000000771ef0
[    2.643680] PKRU: 55555554
[    2.643726] Call Trace:
[    2.643772]  <TASK>
[    2.643818]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.643873]  __dev_notify_flags (net/core/dev.c:9787)
[    2.643927]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.643981]  netif_change_flags (net/core/dev.c:9820)
[    2.644042]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.644098]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.644160]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.644216]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.644270]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.644331]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.644386]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.644440]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.644500]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.644556]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.644627]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.644682]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.644737]  ___sys_sendmsg (net/socket.c:2752)
[    2.644792]  __sys_sendmsg (net/socket.c:2784)
[    2.644846]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.644900]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.644961] RIP: 0033:0x7fc9ffa9608e
[    2.645020] 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
[    2.645144] RSP: 002b:00007ffc31fc0e40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.645217] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc9ffa9608e
[    2.645290] RDX: 0000000000000000 RSI: 00007ffc31fc0ef0 RDI: 0000000000000005
[    2.645363] RBP: 00007ffc31fc0e50 R08: 0000000000000000 R09: 0000000000000000
[    2.645435] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    2.645508] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc31fc15c0
| [    3.160247] ------------[ cut here ]------------
| [    3.160294] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.160364] Modules linked in:
| [    3.160449] Tainted: [W]=WARN
[    3.160469] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.160501] Workqueue: netns cleanup_net
[    3.160525] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.160555] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.160648] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    3.160674] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.160712] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.160749] RBP: 0000000000000000 R08: ff215c4e444d91d0 R09: ff215c4e46125830
[    3.160786] R10: ff215c4e46129120 R11: fefefefefefefeff R12: 0000000000000000
[    3.160834] R13: 0000000000000011 R14: ff215c4e46129000 R15: ff215c4e42029100
[    3.160880] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.160925] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.160956] CR2: 00007f938011ec20 CR3: 0000000009b30004 CR4: 0000000000771ef0
[    3.160995] PKRU: 55555554
[    3.161009] Call Trace:
[    3.161030]  <TASK>
[    3.161045]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.161074]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.161098]  cleanup_net (net/core/net_namespace.c:702)
[    3.161121]  process_one_work (kernel/workqueue.c:3314)
[    3.161145]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.161166]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.161184]  kthread (kernel/kthread.c:436)
[    3.161208]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.161226]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.161249]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.161271]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.161494] ------------[ cut here ]------------
| [    3.161521] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.161585] Modules linked in:
| [    3.161663] Tainted: [W]=WARN
[    3.161686] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.161719] Workqueue: netns cleanup_net
[    3.161746] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.161770] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.161858] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    3.161883] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.161931] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.161975] RBP: 0000000000000000 R08: ff215c4e444a5390 R09: ff215c4e446c4830
[    3.162020] R10: ff215c4e446cc120 R11: fefefefefefefeff R12: 0000000000000000
[    3.162064] R13: 0000000000000011 R14: ff215c4e446cc000 R15: ff215c4e42029100
[    3.162108] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.162152] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.162185] CR2: 00007f937ffea574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    3.162222] PKRU: 55555554
[    3.162234] Call Trace:
[    3.162245]  <TASK>
[    3.162257]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.162288]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.162307]  cleanup_net (net/core/net_namespace.c:702)
[    3.162327]  process_one_work (kernel/workqueue.c:3314)
[    3.162350]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.162373]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.162394]  kthread (kernel/kthread.c:436)
[    3.162417]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.162439]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.162464]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.162485]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.162610] ------------[ cut here ]------------
| [    3.162636] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.162694] Modules linked in:
| [    3.162774] Tainted: [W]=WARN
[    3.162796] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.162833] Workqueue: netns cleanup_net
[    3.162851] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.162888] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.162981] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    3.163008] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.163046] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.163092] RBP: 0000000000000000 R08: ff215c4e41dbec50 R09: ff215c4e446c7834
[    3.163138] R10: ff215c4e446cf120 R11: fefefefefefefeff R12: 0000000000000000
[    3.163180] R13: 0000000000000011 R14: ff215c4e446cf000 R15: ff215c4e42029100
[    3.163220] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.163267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.163297] CR2: 00007f937ffea574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    3.163339] PKRU: 55555554
[    3.163351] Call Trace:
[    3.163363]  <TASK>
[    3.163379]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.163406]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.163429]  cleanup_net (net/core/net_namespace.c:702)
[    3.163452]  process_one_work (kernel/workqueue.c:3314)
[    3.163474]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.163500]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.163521]  kthread (kernel/kthread.c:436)
[    3.163541]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.163565]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.163591]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.163612]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.163710] ------------[ cut here ]------------
| [    3.163740] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.163793] Modules linked in:
| [    3.163871] Tainted: [W]=WARN
[    3.163891] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.163920] Workqueue: netns cleanup_net
[    3.163941] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.163977] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.164069] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    3.164094] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.164137] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.164177] RBP: 0000000000000000 R08: ff215c4e44403650 R09: ff215c4e446bf030
[    3.164223] R10: ff215c4e446c8120 R11: fefefefefefefeff R12: 0000000000000000
[    3.164265] R13: 0000000000000011 R14: ff215c4e446c8000 R15: ff215c4e42029100
[    3.164302] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.164337] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.164370] CR2: 00007f937ffea574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    3.164411] PKRU: 55555554
[    3.164428] Call Trace:
[    3.164439]  <TASK>
[    3.164450]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.164478]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.164501]  cleanup_net (net/core/net_namespace.c:702)
[    3.164526]  process_one_work (kernel/workqueue.c:3314)
[    3.164547]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.164571]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.164596]  kthread (kernel/kthread.c:436)
[    3.164622]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.164645]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.164665]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.164682]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.164783] ------------[ cut here ]------------
| [    3.164809] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.164859] Modules linked in:
| [    3.164930] Tainted: [W]=WARN
[    3.164947] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.164975] Workqueue: netns cleanup_net
[    3.165002] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.165033] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.165139] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    3.165167] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.165205] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.165244] RBP: 0000000000000000 R08: ff215c4e418c7d50 R09: ff215c4e446db830
[    3.165284] R10: ff215c4e446c9120 R11: fefefefefefefeff R12: 0000000000000000
[    3.165327] R13: 0000000000000011 R14: ff215c4e446c9000 R15: ff215c4e42029100
[    3.165369] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.165415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.165456] CR2: 00007f937ffea574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    3.165497] PKRU: 55555554
[    3.165509] Call Trace:
[    3.165523]  <TASK>
[    3.165536]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.165568]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.165591]  cleanup_net (net/core/net_namespace.c:702)
[    3.165614]  process_one_work (kernel/workqueue.c:3314)
[    3.165635]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.165655]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.165677]  kthread (kernel/kthread.c:436)
[    3.165696]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.165715]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.165737]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.165757]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.171620] ------------[ cut here ]------------
| [    3.171648] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.171700] Modules linked in:
| [    3.171787] Tainted: [W]=WARN
[    3.171806] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.171840] Workqueue: netns cleanup_net
[    3.171861] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.171887] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.171986] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    3.172019] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    3.172061] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.172100] RBP: 0000000000000000 R08: ff215c4e44412dd0 R09: ff215c4e446c9030
[    3.172140] R10: ff215c4e4471a120 R11: fefefefefefefeff R12: 0000000000000000
[    3.172176] R13: 0000000000000010 R14: ff215c4e4471a000 R15: ff215c4e42029100
[    3.172223] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.172256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.172294] CR2: 00007f937ffea574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    3.172340] PKRU: 55555554
[    3.172353] Call Trace:
[    3.172366]  <TASK>
[    3.172382]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.172402]  netif_close_many (net/core/dev.c:1804)
[    3.172423]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    3.172452]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    3.172482]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.172507]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.172528]  cleanup_net (net/core/net_namespace.c:702)
[    3.172549]  process_one_work (kernel/workqueue.c:3314)
[    3.172573]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.172594]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.172614]  kthread (kernel/kthread.c:436)
[    3.172635]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.172658]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.172676]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.172697]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.172792] ------------[ cut here ]------------
| [    3.172817] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.172877] Modules linked in:
| [    3.172950] Tainted: [W]=WARN
[    3.172970] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.173007] Workqueue: netns cleanup_net
[    3.173030] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.173061] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.173155] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    3.173183] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    3.173229] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.173270] RBP: 0000000000000000 R08: ff215c4e444e09d0 R09: ff215c4e446c9030
[    3.173316] R10: ff215c4e4471b120 R11: fefefefefefefeff R12: 0000000000000000
[    3.173364] R13: 0000000000000010 R14: ff215c4e4471b000 R15: ff215c4e42029100
[    3.173407] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.173450] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.173484] CR2: 00007f937ffea574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    3.173525] PKRU: 55555554
[    3.173540] Call Trace:
[    3.173553]  <TASK>
[    3.173571]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.173588]  netif_close_many (net/core/dev.c:1804)
[    3.173611]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    3.173639]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    3.173668]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.173695]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.173713]  cleanup_net (net/core/net_namespace.c:702)
[    3.173732]  process_one_work (kernel/workqueue.c:3314)
[    3.173753]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.173775]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.173794]  kthread (kernel/kthread.c:436)
[    3.173812]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.173836]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.173856]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.173874]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.173958] ------------[ cut here ]------------
| [    3.173984] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.174042] Modules linked in:
| [    3.174115] Tainted: [W]=WARN
[    3.174133] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.174163] Workqueue: netns cleanup_net
[    3.174189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.174218] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.174329] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    3.174359] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    3.174399] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.174439] RBP: 0000000000000000 R08: ff215c4e4445f4d0 R09: ff215c4e446c9030
[    3.174482] R10: ff215c4e4612d120 R11: fefefefefefefeff R12: 0000000000000000
[    3.174524] R13: 0000000000000010 R14: ff215c4e4612d000 R15: ff215c4e42029100
[    3.174573] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.174615] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.174649] CR2: 00007f937ffea574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    3.174694] PKRU: 55555554
[    3.174708] Call Trace:
[    3.174720]  <TASK>
[    3.174734]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.174756]  netif_close_many (net/core/dev.c:1804)
[    3.174778]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    3.174805]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    3.174831]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.174859]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.174881]  cleanup_net (net/core/net_namespace.c:702)
[    3.174901]  process_one_work (kernel/workqueue.c:3314)
[    3.174920]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.174940]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.174959]  kthread (kernel/kthread.c:436)
[    3.174980]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.175000]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.175026]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.175049]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.175124] ------------[ cut here ]------------
| [    3.175151] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.175210] Modules linked in:
| [    3.175282] Tainted: [W]=WARN
[    3.175301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.175334] Workqueue: netns cleanup_net
[    3.175357] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.175387] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.175478] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    3.175512] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    3.175552] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.175599] RBP: 0000000000000000 R08: ff215c4e444bf6d0 R09: ff215c4e446c9030
[    3.175640] R10: ff215c4e4612e120 R11: fefefefefefefeff R12: 0000000000000000
[    3.175681] R13: 0000000000000010 R14: ff215c4e4612e000 R15: ff215c4e42029100
[    3.175720] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.175763] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.175798] CR2: 00007f937ffea574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    3.175840] PKRU: 55555554
[    3.175854] Call Trace:
[    3.175867]  <TASK>
[    3.175879]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.175900]  netif_close_many (net/core/dev.c:1804)
[    3.175920]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    3.175948]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    3.175976]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.176003]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.176027]  cleanup_net (net/core/net_namespace.c:702)
[    3.176047]  process_one_work (kernel/workqueue.c:3314)
[    3.176067]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.176085]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.176105]  kthread (kernel/kthread.c:436)
[    3.176124]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.176145]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.176165]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.176185]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.176267] ------------[ cut here ]------------
| [    3.176290] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.176345] Modules linked in:
| [    3.176422] Tainted: [W]=WARN
[    3.176441] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.176483] Workqueue: netns cleanup_net
[    3.176507] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.176535] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.176640] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    3.176669] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    3.176709] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.176752] RBP: 0000000000000000 R08: ff215c4e4445f9d0 R09: ff215c4e446c9030
[    3.176789] R10: ff215c4e43072120 R11: fefefefefefefeff R12: 0000000000000000
[    3.176832] R13: 0000000000000010 R14: ff215c4e43072000 R15: ff215c4e42029100
[    3.176874] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.176916] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.176950] CR2: 00007f937ffea574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    3.176991] PKRU: 55555554
[    3.177007] Call Trace:
[    3.177029]  <TASK>
[    3.177045]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.177070]  netif_close_many (net/core/dev.c:1804)
[    3.177094]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    3.177120]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    3.177148]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.177178]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.177197]  cleanup_net (net/core/net_namespace.c:702)
[    3.177218]  process_one_work (kernel/workqueue.c:3314)
[    3.177240]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.177259]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.177279]  kthread (kernel/kthread.c:436)
[    3.177300]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.177322]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.177342]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.177362]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.177438] ------------[ cut here ]------------
| [    3.177468] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.177523] Modules linked in:
| [    3.177609] Tainted: [W]=WARN
[    3.177630] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.177665] Workqueue: netns cleanup_net
[    3.177683] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.177712] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.177810] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    3.177839] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    3.177879] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.177924] RBP: 0000000000000000 R08: ff215c4e418d5210 R09: ff215c4e446c9030
[    3.177961] R10: ff215c4e43073120 R11: fefefefefefefeff R12: 0000000000000000
[    3.178003] R13: 0000000000000010 R14: ff215c4e43073000 R15: ff215c4e42029100
[    3.178050] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.178096] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.178130] CR2: 00007f937ffea574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    3.178171] PKRU: 55555554
[    3.178185] Call Trace:
[    3.178198]  <TASK>
[    3.178211]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.178234]  netif_close_many (net/core/dev.c:1804)
[    3.178256]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    3.178282]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    3.178308]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.178336]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.178357]  cleanup_net (net/core/net_namespace.c:702)
[    3.178380]  process_one_work (kernel/workqueue.c:3314)
[    3.178403]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.178424]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.178442]  kthread (kernel/kthread.c:436)
[    3.178464]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.178487]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.178508]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.178527]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.178605] ------------[ cut here ]------------
| [    3.178636] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.178692] Modules linked in:
| [    3.178775] Tainted: [W]=WARN
[    3.178795] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.178831] Workqueue: netns cleanup_net
[    3.178852] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.178882] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.178980] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    3.179013] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    3.179055] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.179096] RBP: 0000000000000000 R08: ff215c4e4445fb10 R09: ff215c4e446c902c
[    3.179136] R10: ff215c4e460c4120 R11: fefefefefefefeff R12: 0000000000000000
[    3.179174] R13: 0000000000000010 R14: ff215c4e460c4000 R15: ff215c4e42029100
[    3.179216] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.179255] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.179286] CR2: 00007f937ffea574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    3.179324] PKRU: 55555554
[    3.179340] Call Trace:
[    3.179353]  <TASK>
[    3.179370]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.179390]  netif_close_many (net/core/dev.c:1804)
[    3.179408]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    3.179434]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    3.179457]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.179486]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.179507]  cleanup_net (net/core/net_namespace.c:702)
[    3.179530]  process_one_work (kernel/workqueue.c:3314)
[    3.179551]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.179573]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.179596]  kthread (kernel/kthread.c:436)
[    3.179616]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.179637]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.179660]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.179681]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.179793] ------------[ cut here ]------------
| [    3.179820] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.179873] Modules linked in:
| [    3.179954] Tainted: [W]=WARN
[    3.179974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.180007] Workqueue: netns cleanup_net
[    3.180032] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.180058] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.180176] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    3.180207] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.180256] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.180300] RBP: 0000000000000000 R08: ff215c4e44412dd0 R09: ff215c4e419bb030
[    3.180339] R10: ff215c4e4471a120 R11: fefefefefefefeff R12: 0000000000000000
[    3.180381] R13: 0000000000000011 R14: ff215c4e4471a000 R15: ff215c4e42029100
[    3.180426] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.180471] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.180505] CR2: 00007f937ffea574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    3.180553] PKRU: 55555554
[    3.180570] Call Trace:
[    3.180584]  <TASK>
[    3.180596]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.180622]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.180650]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.180672]  cleanup_net (net/core/net_namespace.c:702)
[    3.180692]  process_one_work (kernel/workqueue.c:3314)
[    3.180713]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.180734]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.180755]  kthread (kernel/kthread.c:436)
[    3.180776]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.180795]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.180817]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.180838]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.180945] ------------[ cut here ]------------
| [    3.180969] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.181033] Modules linked in:
| [    3.181116] Tainted: [W]=WARN
[    3.181134] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.181167] Workqueue: netns cleanup_net
[    3.181188] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.181216] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.181313] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    3.181342] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.181388] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.181428] RBP: 0000000000000000 R08: ff215c4e444e09d0 R09: ff215c4e44724030
[    3.181473] R10: ff215c4e4471b120 R11: fefefefefefefeff R12: 0000000000000000
[    3.181515] R13: 0000000000000011 R14: ff215c4e4471b000 R15: ff215c4e42029100
[    3.181560] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.181606] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.181642] CR2: 00007f937ffea574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    3.181680] PKRU: 55555554
[    3.181699] Call Trace:
[    3.181711]  <TASK>
[    3.181726]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.181749]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.181775]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.181798]  cleanup_net (net/core/net_namespace.c:702)
[    3.181821]  process_one_work (kernel/workqueue.c:3314)
[    3.181841]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.181863]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.181887]  kthread (kernel/kthread.c:436)
[    3.181909]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.181933]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.181954]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.181973]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.182080] ------------[ cut here ]------------
| [    3.182110] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.182165] Modules linked in:
| [    3.182247] Tainted: [W]=WARN
[    3.182266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.182299] Workqueue: netns cleanup_net
[    3.182320] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.182350] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.182449] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    3.182477] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.182519] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.182559] RBP: 0000000000000000 R08: ff215c4e4445f4d0 R09: ff215c4e46189830
[    3.182602] R10: ff215c4e4612d120 R11: fefefefefefefeff R12: 0000000000000000
[    3.182643] R13: 0000000000000011 R14: ff215c4e4612d000 R15: ff215c4e42029100
[    3.182687] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.182728] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.182763] CR2: 00007f937ffea574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    3.182803] PKRU: 55555554
[    3.182817] Call Trace:
[    3.182833]  <TASK>
[    3.182845]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.182874]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.182903]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.182925]  cleanup_net (net/core/net_namespace.c:702)
[    3.182946]  process_one_work (kernel/workqueue.c:3314)
[    3.182963]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.182983]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.183004]  kthread (kernel/kthread.c:436)
[    3.183028]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.183049]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.183067]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.183088]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.183188] ------------[ cut here ]------------
| [    3.183219] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.183274] Modules linked in:
| [    3.183351] Tainted: [W]=WARN
[    3.183373] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.183407] Workqueue: netns cleanup_net
[    3.183432] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.183460] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.183553] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    3.183598] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.183644] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.183687] RBP: 0000000000000000 R08: ff215c4e444bf6d0 R09: ff215c4e460bc030
[    3.183727] R10: ff215c4e4612e120 R11: fefefefefefefeff R12: 0000000000000000
[    3.183773] R13: 0000000000000011 R14: ff215c4e4612e000 R15: ff215c4e42029100
[    3.183824] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.183865] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.183899] CR2: 00007f937ffea574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    3.183941] PKRU: 55555554
[    3.183955] Call Trace:
[    3.183968]  <TASK>
[    3.183980]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.184006]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.184034]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.184056]  cleanup_net (net/core/net_namespace.c:702)
[    3.184078]  process_one_work (kernel/workqueue.c:3314)
[    3.184098]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.184117]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.184138]  kthread (kernel/kthread.c:436)
[    3.184158]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.184180]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.184203]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.184222]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.184322] ------------[ cut here ]------------
| [    3.184353] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.184406] Modules linked in:
| [    3.184483] Tainted: [W]=WARN
[    3.184503] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.184539] Workqueue: netns cleanup_net
[    3.184564] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.184594] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.184687] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    3.184713] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.184759] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.184803] RBP: 0000000000000000 R08: ff215c4e4445f9d0 R09: ff215c4e46180830
[    3.184841] R10: ff215c4e43072120 R11: fefefefefefefeff R12: 0000000000000000
[    3.184883] R13: 0000000000000011 R14: ff215c4e43072000 R15: ff215c4e42029100
[    3.184926] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.184969] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.184996] CR2: 00007f937ffea574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    3.185041] PKRU: 55555554
[    3.185056] Call Trace:
[    3.185070]  <TASK>
[    3.185084]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.185111]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.185141]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.185163]  cleanup_net (net/core/net_namespace.c:702)
[    3.185184]  process_one_work (kernel/workqueue.c:3314)
[    3.185204]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.185226]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.185246]  kthread (kernel/kthread.c:436)
[    3.185268]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.185290]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.185311]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.185332]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.185434] ------------[ cut here ]------------
| [    3.185460] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.185520] Modules linked in:
| [    3.185607] Tainted: [W]=WARN
[    3.185629] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.185665] Workqueue: netns cleanup_net
[    3.185687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.185715] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.185811] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    3.185836] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.185879] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.185923] RBP: 0000000000000000 R08: ff215c4e418d5210 R09: ff215c4e431da030
[    3.185966] R10: ff215c4e43073120 R11: fefefefefefefeff R12: 0000000000000000
[    3.186008] R13: 0000000000000011 R14: ff215c4e43073000 R15: ff215c4e42029100
[    3.186055] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.186100] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.186132] CR2: 00007f937ffea574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    3.186179] PKRU: 55555554
[    3.186193] Call Trace:
[    3.186207]  <TASK>
[    3.186221]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.186248]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.186276]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.186297]  cleanup_net (net/core/net_namespace.c:702)
[    3.186317]  process_one_work (kernel/workqueue.c:3314)
[    3.186338]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.186360]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.186382]  kthread (kernel/kthread.c:436)
[    3.186403]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.186421]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.186444]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.186465]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.186564] ------------[ cut here ]------------
| [    3.186590] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.186644] Modules linked in:
| [    3.186709] Tainted: [W]=WARN
[    3.186730] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.186765] Workqueue: netns cleanup_net
[    3.186787] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.186815] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.186910] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    3.186939] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.186981] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.187026] RBP: 0000000000000000 R08: ff215c4e4445fb10 R09: ff215c4e446c102c
[    3.187070] R10: ff215c4e460c4120 R11: fefefefefefefeff R12: 0000000000000000
[    3.187111] R13: 0000000000000011 R14: ff215c4e460c4000 R15: ff215c4e42029100
[    3.187156] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.187198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.187231] CR2: 00007f937ffea574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    3.187274] PKRU: 55555554
[    3.187288] Call Trace:
[    3.187302]  <TASK>
[    3.187317]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.187345]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.187371]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.187394]  cleanup_net (net/core/net_namespace.c:702)
[    3.187413]  process_one_work (kernel/workqueue.c:3314)
[    3.187434]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.187456]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.187477]  kthread (kernel/kthread.c:436)
[    3.187501]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.187523]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.187547]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.187571]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.203841] ------------[ cut here ]------------
| [    3.203872] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/362
| [    3.203927] Modules linked in:
| [    3.204007] Tainted: [W]=WARN
[    3.204030] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.204066] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.204098] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.204199] RSP: 0018:ff41943ec07efcb8 EFLAGS: 00010286
[    3.204229] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.204267] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.204304] RBP: 0000000000000000 R08: ff215c4e418d5290 R09: ff215c4e460c402c
[    3.204348] R10: ff215c4e460c7120 R11: fefefefefefefeff R12: 0000000000000000
[    3.204386] R13: 0000000000000010 R14: ff215c4e460c7000 R15: ff215c4e42029100
[    3.204430] FS:  00007f0a6353d840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.204473] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.204506] CR2: 00007f0a6373ec20 CR3: 0000000009b33002 CR4: 0000000000771ef0
[    3.204550] PKRU: 55555554
[    3.204575] Call Trace:
[    3.204589]  <TASK>
[    3.204603]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.204625]  register_netdevice (net/core/dev.c:11488)
[    3.204649]  register_netdev (net/core/dev.c:11552)
[    3.204672]  loopback_net_init (drivers/net/loopback.c:218)
[    3.204692]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    3.204723]  ops_init (net/core/net_namespace.c:137)
[    3.204744]  setup_net (net/core/net_namespace.c:446)
[    3.204766]  copy_net_ns (net/core/net_namespace.c:579)
[    3.204790]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.204817]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.204844]  ksys_unshare (kernel/fork.c:3243)
[    3.204866]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.204886]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.204909]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.204933] RIP: 0033:0x7f0a637ffbcb
[    3.204952] 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
[    3.205051] RSP: 002b:00007ffc3a40f7e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    3.205091] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0a637ffbcb
[    3.205135] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.205176] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.205216] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc3a411a10
[    3.205257] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3a4138c0
| [    3.205388] ------------[ cut here ]------------
| [    3.205413] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/362
| [    3.205461] Modules linked in:
| [    3.205540] Tainted: [W]=WARN
[    3.205565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.205601] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.205629] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.205718] RSP: 0018:ff41943ec07efc10 EFLAGS: 00010286
[    3.205748] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.205784] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418f5900
[    3.205825] RBP: 0000000000000000 R08: ff215c4e444e8010 R09: ff215c4e446c1830
[    3.205864] R10: ff215c4e460c4120 R11: fefefefefefefeff R12: 0000000000000000
[    3.205908] R13: 0000000000000010 R14: ff215c4e460c4000 R15: ff215c4e418f5900
[    3.205952] FS:  00007f0a6353d840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.205995] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.206031] CR2: 00007f0a6373ec20 CR3: 0000000009b33002 CR4: 0000000000771ef0
[    3.206071] PKRU: 55555554
[    3.206086] Call Trace:
[    3.206100]  <TASK>
[    3.206113]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.206131]  register_netdevice (net/core/dev.c:11488)
[    3.206153]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    3.206175]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    3.206197]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    3.206220]  ops_init (net/core/net_namespace.c:137)
[    3.206242]  setup_net (net/core/net_namespace.c:446)
[    3.206263]  copy_net_ns (net/core/net_namespace.c:579)
[    3.206282]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.206311]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.206338]  ksys_unshare (kernel/fork.c:3243)
[    3.206358]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.206378]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.206399]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.206428] RIP: 0033:0x7f0a637ffbcb
[    3.206447] 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
[    3.206541] RSP: 002b:00007ffc3a40f7e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    3.206586] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0a637ffbcb
[    3.206628] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.206668] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.206708] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc3a411a10
[    3.206746] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3a4138c0
| [    3.206876] ------------[ cut here ]------------
| [    3.206901] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/362
| [    3.206956] Modules linked in:
| [    3.207041] Tainted: [W]=WARN
[    3.207062] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.207096] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.207125] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.207222] RSP: 0018:ff41943ec07efbf0 EFLAGS: 00010286
[    3.207249] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.207286] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddcc00
[    3.207328] RBP: 0000000000000000 R08: ff215c4e4445f610 R09: ff215c4e46184830
[    3.207367] R10: ff215c4e43073120 R11: fefefefefefefeff R12: 0000000000000000
[    3.207405] R13: 0000000000000010 R14: ff215c4e43073000 R15: ff215c4e41ddcc00
[    3.207451] FS:  00007f0a6353d840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.207495] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.207534] CR2: 00007f0a6373ec20 CR3: 0000000009b33002 CR4: 0000000000771ef0
[    3.207581] PKRU: 55555554
[    3.207596] Call Trace:
[    3.207608]  <TASK>
[    3.207624]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.207645]  register_netdevice (net/core/dev.c:11488)
[    3.207665]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    3.207687]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    3.207707]  vti_init_net (net/ipv4/ip_vti.c:517)
[    3.207727]  ops_init (net/core/net_namespace.c:137)
[    3.207746]  setup_net (net/core/net_namespace.c:446)
[    3.207765]  copy_net_ns (net/core/net_namespace.c:579)
[    3.207787]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.207813]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.207841]  ksys_unshare (kernel/fork.c:3243)
[    3.207860]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.207881]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.207903]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.207931] RIP: 0033:0x7f0a637ffbcb
[    3.207959] 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
[    3.208058] RSP: 002b:00007ffc3a40f7e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    3.208097] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0a637ffbcb
[    3.208137] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.208178] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.208219] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc3a411a10
[    3.208259] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3a4138c0
| [    3.208377] ------------[ cut here ]------------
| [    3.208403] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/362
| [    3.208450] Modules linked in:
| [    3.208531] Tainted: [W]=WARN
[    3.208550] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.208585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.208612] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.208703] RSP: 0018:ff41943ec07efca8 EFLAGS: 00010286
[    3.208734] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.208776] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c500
[    3.208815] RBP: 0000000000000000 R08: ff215c4e444b11d0 R09: ff215c4e4612e034
[    3.208858] R10: ff215c4e4617e120 R11: fefefefefefefeff R12: 0000000000000000
[    3.208897] R13: 0000000000000010 R14: ff215c4e4617e000 R15: ff215c4e4190c500
[    3.208943] FS:  00007f0a6353d840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.208989] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.209029] CR2: 00007f0a6373ec20 CR3: 0000000009b33002 CR4: 0000000000771ef0
[    3.209072] PKRU: 55555554
[    3.209085] Call Trace:
[    3.209100]  <TASK>
[    3.209113]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.209134]  register_netdevice (net/core/dev.c:11488)
[    3.209155]  register_netdev (net/core/dev.c:11552)
[    3.209178]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    3.209202]  ops_init (net/core/net_namespace.c:137)
[    3.209223]  setup_net (net/core/net_namespace.c:446)
[    3.209243]  copy_net_ns (net/core/net_namespace.c:579)
[    3.209263]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.209289]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.209317]  ksys_unshare (kernel/fork.c:3243)
[    3.209339]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.209358]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.209378]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.209405] RIP: 0033:0x7f0a637ffbcb
[    3.209426] 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
[    3.209520] RSP: 002b:00007ffc3a40f7e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    3.209564] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0a637ffbcb
[    3.209605] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.209645] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.209683] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc3a411a10
[    3.209721] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3a4138c0
| [    3.209836] ------------[ cut here ]------------
| [    3.209861] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/362
| [    3.209914] Modules linked in:
| [    3.209998] Tainted: [W]=WARN
[    3.210026] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.210061] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.210088] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.210187] RSP: 0018:ff41943ec07efca0 EFLAGS: 00010286
[    3.210215] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.210255] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029500
[    3.210296] RBP: 0000000000000000 R08: ff215c4e444e8dd0 R09: ff215c4e4612c030
[    3.210337] R10: ff215c4e4612e120 R11: fefefefefefefeff R12: 0000000000000000
[    3.210381] R13: 0000000000000010 R14: ff215c4e4612e000 R15: ff215c4e42029500
[    3.210420] FS:  00007f0a6353d840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.210469] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.210504] CR2: 00007f0a6373ec20 CR3: 0000000009b33002 CR4: 0000000000771ef0
[    3.210544] PKRU: 55555554
[    3.210556] Call Trace:
[    3.210572]  <TASK>
[    3.210586]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.210606]  register_netdevice (net/core/dev.c:11488)
[    3.210627]  register_netdev (net/core/dev.c:11552)
[    3.210649]  sit_init_net (net/ipv6/sit.c:1860)
[    3.210670]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    3.210690]  ops_init (net/core/net_namespace.c:137)
[    3.210710]  setup_net (net/core/net_namespace.c:446)
[    3.210732]  copy_net_ns (net/core/net_namespace.c:579)
[    3.210753]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.210785]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.210814]  ksys_unshare (kernel/fork.c:3243)
[    3.210834]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.210856]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.210878]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.210907] RIP: 0033:0x7f0a637ffbcb
[    3.210925] 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
[    3.211023] RSP: 002b:00007ffc3a40f7e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    3.211067] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0a637ffbcb
[    3.211109] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.211149] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.211192] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc3a411a10
[    3.211232] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3a4138c0
| [    3.211350] ------------[ cut here ]------------
| [    3.211380] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/362
| [    3.211429] Modules linked in:
| [    3.211505] Tainted: [W]=WARN
[    3.211527] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.211565] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.211600] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.211699] RSP: 0018:ff41943ec07efca8 EFLAGS: 00010286
[    3.211727] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.211769] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029500
[    3.211810] RBP: 0000000000000000 R08: ff215c4e44412910 R09: ff215c4e4471a030
[    3.211856] R10: ff215c4e4612c120 R11: fefefefefefefeff R12: 0000000000000000
[    3.211899] R13: 0000000000000010 R14: ff215c4e4612c000 R15: ff215c4e42029500
[    3.211942] FS:  00007f0a6353d840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.211981] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.212021] CR2: 00007f0a6373ec20 CR3: 0000000009b33002 CR4: 0000000000771ef0
[    3.212066] PKRU: 55555554
[    3.212080] Call Trace:
[    3.212093]  <TASK>
[    3.212107]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.212127]  register_netdevice (net/core/dev.c:11488)
[    3.212146]  register_netdev (net/core/dev.c:11552)
[    3.212167]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    3.212186]  ops_init (net/core/net_namespace.c:137)
[    3.212208]  setup_net (net/core/net_namespace.c:446)
[    3.212228]  copy_net_ns (net/core/net_namespace.c:579)
[    3.212249]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.212272]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.212297]  ksys_unshare (kernel/fork.c:3243)
[    3.212316]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.212337]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.212358]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.212384] RIP: 0033:0x7f0a637ffbcb
[    3.212406] 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
[    3.212502] RSP: 002b:00007ffc3a40f7e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    3.212542] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0a637ffbcb
[    3.212589] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.212631] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.212675] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc3a411a10
[    3.212713] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3a4138c0
| [    3.215955] ------------[ cut here ]------------
| [    3.216030] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/363
| [    3.216124] Modules linked in:
| [    3.216282] Tainted: [W]=WARN
[    3.216344] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.216421] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.216486] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.216638] RSP: 0018:ff41943ec07f7720 EFLAGS: 00010286
[    3.216707] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.216786] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc500
[    3.216866] RBP: 0000000000000000 R08: ff215c4e418d5290 R09: ff215c4e4613002c
[    3.216949] R10: ff215c4e460c7120 R11: fefefefefefefeff R12: 0000000000000000
[    3.217032] R13: 0000000000000010 R14: ff215c4e460c7000 R15: ff215c4e41ddc500
[    3.217113] FS:  00007f63d2704840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    3.217191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.217266] CR2: 000000001cfa8988 CR3: 000000000b717001 CR4: 0000000000771ef0
[    3.217340] PKRU: 55555554
[    3.217391] Call Trace:
[    3.217439]  <TASK>
[    3.217488]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.217547]  __dev_notify_flags (net/core/dev.c:9787)
[    3.217613]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    3.217668]  netif_change_flags (net/core/dev.c:9820)
[    3.217730]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.217789]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.217858]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.217920]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.217985]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.218059]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.218119]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.218180]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.218246]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.218305]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.218365]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.218425]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.218486]  ___sys_sendmsg (net/socket.c:2752)
[    3.218547]  __sys_sendmsg (net/socket.c:2784)
[    3.218613]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.218671]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.218740] RIP: 0033:0x7f63d293e08e
[    3.218797] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.218936] RSP: 002b:00007ffd41a28fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.219018] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f63d293e08e
[    3.219093] RDX: 0000000000000000 RSI: 00007ffd41a29080 RDI: 0000000000000005
[    3.219171] RBP: 00007ffd41a28fe0 R08: 0000000000000000 R09: 0000000000000000
[    3.219245] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.219319] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd41a29750
| [    3.219577] ------------[ cut here ]------------
| [    3.219608] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.219665] Modules linked in:
| [    3.219743] Tainted: [W]=WARN
[    3.219768] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.219804] Workqueue: netns cleanup_net
[    3.219827] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.219860] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.219960] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    3.219990] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.220037] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028c00
[    3.220080] RBP: 0000000000000000 R08: ff215c4e4195c3d0 R09: ff215c4e460bf030
[    3.220120] R10: ff215c4e460b6120 R11: fefefefefefefeff R12: 0000000000000000
[    3.220165] R13: 0000000000000011 R14: ff215c4e460b6000 R15: ff215c4e42028c00
[    3.220205] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.220250] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.220284] CR2: 00007f0a6360a574 CR3: 0000000008847003 CR4: 0000000000771ef0
[    3.220326] PKRU: 55555554
[    3.220341] Call Trace:
[    3.220356]  <TASK>
[    3.220371]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.220398]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.220419]  cleanup_net (net/core/net_namespace.c:702)
[    3.220439]  process_one_work (kernel/workqueue.c:3314)
[    3.220461]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.220487]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.220509]  kthread (kernel/kthread.c:436)
[    3.220532]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.220555]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.220579]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.220600]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.220710] ------------[ cut here ]------------
| [    3.220736] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.220789] Modules linked in:
| [    3.220871] Tainted: [W]=WARN
[    3.220891] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.220932] Workqueue: netns cleanup_net
[    3.220953] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.220989] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.221092] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    3.221126] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.221166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd000
[    3.221206] RBP: 0000000000000000 R08: ff215c4e4195c4d0 R09: ff215c4e44706030
[    3.221253] R10: ff215c4e460b1120 R11: fefefefefefefeff R12: 0000000000000000
[    3.221294] R13: 0000000000000011 R14: ff215c4e460b1000 R15: ff215c4e41ddd000
[    3.221336] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.221380] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.221413] CR2: 00007f0a6360a574 CR3: 0000000008847003 CR4: 0000000000771ef0
[    3.221456] PKRU: 55555554
[    3.221470] Call Trace:
[    3.221485]  <TASK>
[    3.221499]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.221526]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.221546]  cleanup_net (net/core/net_namespace.c:702)
[    3.221575]  process_one_work (kernel/workqueue.c:3314)
[    3.221595]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.221616]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.221637]  kthread (kernel/kthread.c:436)
[    3.221660]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.221682]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.221703]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.221725]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.221835] ------------[ cut here ]------------
| [    3.221861] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.221917] Modules linked in:
| [    3.222002] Tainted: [W]=WARN
[    3.222028] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.222064] Workqueue: netns cleanup_net
[    3.222087] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.222116] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.222222] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    3.222251] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.222299] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c600
[    3.222340] RBP: 0000000000000000 R08: ff215c4e444352d0 R09: ff215c4e460b9034
[    3.222383] R10: ff215c4e446fc120 R11: fefefefefefefeff R12: 0000000000000000
[    3.222431] R13: 0000000000000011 R14: ff215c4e446fc000 R15: ff215c4e4190c600
[    3.222480] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.222524] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.222554] CR2: 00007f0a6360a574 CR3: 0000000008847003 CR4: 0000000000771ef0
[    3.222605] PKRU: 55555554
[    3.222619] Call Trace:
[    3.222633]  <TASK>
[    3.222647]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.222676]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.222697]  cleanup_net (net/core/net_namespace.c:702)
[    3.222718]  process_one_work (kernel/workqueue.c:3314)
[    3.222738]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.222761]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.222782]  kthread (kernel/kthread.c:436)
[    3.222807]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.222829]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.222849]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.222872]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.222978] ------------[ cut here ]------------
| [    3.223002] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.223056] Modules linked in:
| [    3.223134] Tainted: [W]=WARN
[    3.223155] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.223190] Workqueue: netns cleanup_net
[    3.223212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.223240] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.223343] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    3.223378] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.223418] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddcc00
[    3.223462] RBP: 0000000000000000 R08: ff215c4e4195ca50 R09: ff215c4e44700830
[    3.223508] R10: ff215c4e446fd120 R11: fefefefefefefeff R12: 0000000000000000
[    3.223549] R13: 0000000000000011 R14: ff215c4e446fd000 R15: ff215c4e41ddcc00
[    3.223598] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.223640] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.223672] CR2: 00007f0a6360a574 CR3: 0000000008847003 CR4: 0000000000771ef0
[    3.223714] PKRU: 55555554
[    3.223726] Call Trace:
[    3.223740]  <TASK>
[    3.223755]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.223784]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.223804]  cleanup_net (net/core/net_namespace.c:702)
[    3.223823]  process_one_work (kernel/workqueue.c:3314)
[    3.223843]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.223863]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.223884]  kthread (kernel/kthread.c:436)
[    3.223907]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.223930]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.223950]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.223971]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.224063] ------------[ cut here ]------------
| [    3.224090] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.224138] Modules linked in:
| [    3.224223] Tainted: [W]=WARN
[    3.224245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.224283] Workqueue: netns cleanup_net
[    3.224307] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.224335] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.224443] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    3.224472] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.224512] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a200
[    3.224553] RBP: 0000000000000000 R08: ff215c4e444b1ad0 R09: ff215c4e44702830
[    3.224607] R10: ff215c4e446fe120 R11: fefefefefefefeff R12: 0000000000000000
[    3.224649] R13: 0000000000000011 R14: ff215c4e446fe000 R15: ff215c4e4202a200
[    3.224702] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.224742] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.224776] CR2: 00007f0a6360a574 CR3: 0000000008847003 CR4: 0000000000771ef0
[    3.224818] PKRU: 55555554
[    3.224834] Call Trace:
[    3.224848]  <TASK>
[    3.224861]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.224886]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.224905]  cleanup_net (net/core/net_namespace.c:702)
[    3.224923]  process_one_work (kernel/workqueue.c:3314)
[    3.224950]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.224969]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.224989]  kthread (kernel/kthread.c:436)
[    3.225015]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.225037]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.225061]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.225081]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.225183] ------------[ cut here ]------------
| [    3.225207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.225255] Modules linked in:
| [    3.225334] Tainted: [W]=WARN
[    3.225353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.225385] Workqueue: netns cleanup_net
[    3.225409] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.225438] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.225538] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    3.225568] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.225609] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.225648] RBP: 0000000000000000 R08: ff215c4e4123d810 R09: ff215c4e46175030
[    3.225691] R10: ff215c4e4616d120 R11: fefefefefefefeff R12: 0000000000000000
[    3.225731] R13: 0000000000000011 R14: ff215c4e4616d000 R15: ff215c4e42029100
[    3.225779] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.225819] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.225858] CR2: 00007f0a6360a574 CR3: 0000000008847003 CR4: 0000000000771ef0
[    3.225898] PKRU: 55555554
[    3.225916] Call Trace:
[    3.225931]  <TASK>
[    3.225944]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.225973]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.225994]  cleanup_net (net/core/net_namespace.c:702)
[    3.226021]  process_one_work (kernel/workqueue.c:3314)
[    3.226043]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.226061]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.226084]  kthread (kernel/kthread.c:436)
[    3.226102]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.226123]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.226142]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.226166]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.226257] ------------[ cut here ]------------
| [    3.226289] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.226350] Modules linked in:
| [    3.226436] Tainted: [W]=WARN
[    3.226465] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.226502] Workqueue: netns cleanup_net
[    3.226523] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.226551] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.226660] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    3.226688] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.226730] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.226775] RBP: 0000000000000000 R08: ff215c4e444d9510 R09: ff215c4e46164030
[    3.226821] R10: ff215c4e46168120 R11: fefefefefefefeff R12: 0000000000000000
[    3.226857] R13: 0000000000000011 R14: ff215c4e46168000 R15: ff215c4e42029100
[    3.226900] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.226944] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.226983] CR2: 00007f0a6360a574 CR3: 0000000008847003 CR4: 0000000000771ef0
[    3.227025] PKRU: 55555554
[    3.227039] Call Trace:
[    3.227050]  <TASK>
[    3.227065]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.227099]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.227121]  cleanup_net (net/core/net_namespace.c:702)
[    3.227145]  process_one_work (kernel/workqueue.c:3314)
[    3.227169]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.227191]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.227219]  kthread (kernel/kthread.c:436)
[    3.227246]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.227267]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.227292]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.227319]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.227426] ------------[ cut here ]------------
| [    3.227460] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.227520] Modules linked in:
| [    3.227597] Tainted: [W]=WARN
[    3.227621] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.227654] Workqueue: netns cleanup_net
[    3.227677] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.227704] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.227793] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    3.227818] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.227862] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.227899] RBP: 0000000000000000 R08: ff215c4e4195c350 R09: ff215c4e46167034
[    3.227940] R10: ff215c4e4616b120 R11: fefefefefefefeff R12: 0000000000000000
[    3.227981] R13: 0000000000000011 R14: ff215c4e4616b000 R15: ff215c4e42029100
[    3.228027] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.228080] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.228117] CR2: 00007f0a6360a574 CR3: 0000000008847003 CR4: 0000000000771ef0
[    3.228155] PKRU: 55555554
[    3.228168] Call Trace:
[    3.228180]  <TASK>
[    3.228196]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.228222]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.228243]  cleanup_net (net/core/net_namespace.c:702)
[    3.228262]  process_one_work (kernel/workqueue.c:3314)
[    3.228284]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.228306]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.228327]  kthread (kernel/kthread.c:436)
[    3.228347]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.228369]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.228389]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.228410]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.228506] ------------[ cut here ]------------
| [    3.228533] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.228590] Modules linked in:
| [    3.228675] Tainted: [W]=WARN
[    3.228694] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.228729] Workqueue: netns cleanup_net
[    3.228748] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.228776] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.228871] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    3.228894] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.228935] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.228979] RBP: 0000000000000000 R08: ff215c4e42ff5f90 R09: ff215c4e460de830
[    3.229023] R10: ff215c4e4615c120 R11: fefefefefefefeff R12: 0000000000000000
[    3.229063] R13: 0000000000000011 R14: ff215c4e4615c000 R15: ff215c4e42029100
[    3.229109] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.229156] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.229187] CR2: 00007f0a6360a574 CR3: 0000000008847003 CR4: 0000000000771ef0
[    3.229230] PKRU: 55555554
[    3.229244] Call Trace:
[    3.229259]  <TASK>
[    3.229273]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.229299]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.229321]  cleanup_net (net/core/net_namespace.c:702)
[    3.229343]  process_one_work (kernel/workqueue.c:3314)
[    3.229363]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.229384]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.229406]  kthread (kernel/kthread.c:436)
[    3.229427]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.229449]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.229469]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.229495]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.229594] ------------[ cut here ]------------
| [    3.229619] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.229678] Modules linked in:
| [    3.229757] Tainted: [W]=WARN
[    3.229777] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.229810] Workqueue: netns cleanup_net
[    3.229833] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.229862] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.229961] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    3.229989] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.230034] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.230075] RBP: 0000000000000000 R08: ff215c4e41dbe210 R09: ff215c4e46160830
[    3.230117] R10: ff215c4e4615d120 R11: fefefefefefefeff R12: 0000000000000000
[    3.230158] R13: 0000000000000011 R14: ff215c4e4615d000 R15: ff215c4e42029100
[    3.230204] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.230248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.230281] CR2: 00007f0a6360a574 CR3: 0000000008847003 CR4: 0000000000771ef0
[    3.230325] PKRU: 55555554
[    3.230339] Call Trace:
[    3.230351]  <TASK>
[    3.230365]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.230394]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.230415]  cleanup_net (net/core/net_namespace.c:702)
[    3.230439]  process_one_work (kernel/workqueue.c:3314)
[    3.230460]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.230480]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.230501]  kthread (kernel/kthread.c:436)
[    3.230523]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.230544]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.230572]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.230594]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.241589] ------------[ cut here ]------------
| [    3.241627] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.241682] Modules linked in:
| [    3.241755] Tainted: [W]=WARN
[    3.241774] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.241806] Workqueue: netns cleanup_net
[    3.241830] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.241856] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.241954] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    3.241980] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    3.242027] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.242073] RBP: 0000000000000000 R08: ff215c4e444a5990 R09: ff215c4e4615d02c
[    3.242112] R10: ff215c4e446f9120 R11: fefefefefefefeff R12: 0000000000000000
[    3.242159] R13: 0000000000000010 R14: ff215c4e446f9000 R15: ff215c4e42029100
[    3.242208] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.242249] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.242283] CR2: 00007f0a6360a574 CR3: 0000000008847003 CR4: 0000000000771ef0
[    3.242326] PKRU: 55555554
[    3.242339] Call Trace:
[    3.242353]  <TASK>
[    3.242367]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.242388]  netif_close_many (net/core/dev.c:1804)
[    3.242410]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    3.242442]  ? __wake_up (./include/linux/spinlock.h:408 (discriminator 3) kernel/sched/wait.c:127 (discriminator 3) kernel/sched/wait.c:146 (discriminator 3))
[    3.242464]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.242492]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.242512]  cleanup_net (net/core/net_namespace.c:702)
[    3.242534]  process_one_work (kernel/workqueue.c:3314)
[    3.242559]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.242584]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.242603]  kthread (kernel/kthread.c:436)
[    3.242626]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.242647]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.242670]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.242690]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.242772] ------------[ cut here ]------------
| [    3.242797] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.242859] Modules linked in:
| [    3.242934] Tainted: [W]=WARN
[    3.242953] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.242986] Workqueue: netns cleanup_net
[    3.243009] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.243037] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.243132] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    3.243160] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    3.243201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.243242] RBP: 0000000000000000 R08: ff215c4e41dbe2d0 R09: ff215c4e4615d02c
[    3.243282] R10: ff215c4e46158120 R11: fefefefefefefeff R12: 0000000000000000
[    3.243321] R13: 0000000000000010 R14: ff215c4e46158000 R15: ff215c4e42029100
[    3.243363] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.243406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.243439] CR2: 00007f0a6360a574 CR3: 0000000008847003 CR4: 0000000000771ef0
[    3.243480] PKRU: 55555554
[    3.243495] Call Trace:
[    3.243508]  <TASK>
[    3.243521]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.243543]  netif_close_many (net/core/dev.c:1804)
[    3.243566]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    3.243594]  ? __wake_up (./include/linux/spinlock.h:408 (discriminator 3) kernel/sched/wait.c:127 (discriminator 3) kernel/sched/wait.c:146 (discriminator 3))
[    3.243614]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.243645]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.243666]  cleanup_net (net/core/net_namespace.c:702)
[    3.243686]  process_one_work (kernel/workqueue.c:3314)
[    3.243706]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.243726]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.243748]  kthread (kernel/kthread.c:436)
[    3.243769]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.243792]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.243816]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.243838]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.243974] ------------[ cut here ]------------
| [    3.244001] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.244061] Modules linked in:
| [    3.244138] Tainted: [W]=WARN
[    3.244159] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.244192] Workqueue: netns cleanup_net
[    3.244213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.244245] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.244337] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    3.244366] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.244408] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.244450] RBP: 0000000000000000 R08: ff215c4e444a5990 R09: ff215c4e4470382c
[    3.244489] R10: ff215c4e446f9120 R11: fefefefefefefeff R12: 0000000000000000
[    3.244529] R13: 0000000000000011 R14: ff215c4e446f9000 R15: ff215c4e42029100
[    3.244573] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.244615] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.244648] CR2: 00007f0a6360a574 CR3: 0000000008847003 CR4: 0000000000771ef0
[    3.244689] PKRU: 55555554
[    3.244704] Call Trace:
[    3.244718]  <TASK>
[    3.244732]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.244755]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.244782]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.244802]  cleanup_net (net/core/net_namespace.c:702)
[    3.244822]  process_one_work (kernel/workqueue.c:3314)
[    3.244845]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.244866]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.244890]  kthread (kernel/kthread.c:436)
[    3.244912]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.244936]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.244956]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.244976]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.245086] ------------[ cut here ]------------
| [    3.245115] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    3.245169] Modules linked in:
| [    3.245244] Tainted: [W]=WARN
[    3.245264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.245296] Workqueue: netns cleanup_net
[    3.245319] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.245346] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.245441] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    3.245468] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.245510] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.245549] RBP: 0000000000000000 R08: ff215c4e41dbe2d0 R09: ff215c4e460d602c
[    3.245592] R10: ff215c4e46158120 R11: fefefefefefefeff R12: 0000000000000000
[    3.245631] R13: 0000000000000011 R14: ff215c4e46158000 R15: ff215c4e42029100
[    3.245671] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.245714] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.245745] CR2: 00007f0a6360a574 CR3: 0000000008847003 CR4: 0000000000771ef0
[    3.245783] PKRU: 55555554
[    3.245796] Call Trace:
[    3.245810]  <TASK>
[    3.245826]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.245854]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.245881]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.245900]  cleanup_net (net/core/net_namespace.c:702)
[    3.245921]  process_one_work (kernel/workqueue.c:3314)
[    3.245943]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.245961]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.245982]  kthread (kernel/kthread.c:436)
[    3.246003]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.246027]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.246049]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.246069]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.253081] ------------[ cut here ]------------
| [    3.253143] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/371
| [    3.253227] Modules linked in:
| [    3.253370] Tainted: [W]=WARN
[    3.253423] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.253491] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.253553] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.253683] RSP: 0018:ff41943ec0837cb8 EFLAGS: 00010286
[    3.253744] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.253817] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc500
[    3.253892] RBP: 0000000000000000 R08: ff215c4e44403710 R09: ff215c4e446fc02c
[    3.253968] R10: ff215c4e4616d120 R11: fefefefefefefeff R12: 0000000000000000
[    3.254046] R13: 0000000000000010 R14: ff215c4e4616d000 R15: ff215c4e41ddc500
[    3.254125] FS:  00007f15b3442840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    3.254203] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.254271] CR2: 00007f15b3649430 CR3: 0000000004748001 CR4: 0000000000771ef0
[    3.254346] PKRU: 55555554
[    3.254393] Call Trace:
[    3.254441]  <TASK>
[    3.254489]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.254544]  register_netdevice (net/core/dev.c:11488)
[    3.254604]  register_netdev (net/core/dev.c:11552)
[    3.254660]  loopback_net_init (drivers/net/loopback.c:218)
[    3.254717]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    3.254780]  ops_init (net/core/net_namespace.c:137)
[    3.254836]  setup_net (net/core/net_namespace.c:446)
[    3.254893]  copy_net_ns (net/core/net_namespace.c:579)
[    3.254951]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.255019]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.255082]  ksys_unshare (kernel/fork.c:3243)
[    3.255138]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.255193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.255249]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.255311] RIP: 0033:0x7f15b3704bcb
[    3.255366] 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
[    3.255502] RSP: 002b:00007fff405a1868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    3.255591] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f15b3704bcb
[    3.255667] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.255743] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.255820] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff405a3a90
[    3.255900] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff405a48be
| [    3.256136] ------------[ cut here ]------------
| [    3.256197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/371
| [    3.256279] Modules linked in:
| [    3.256423] Tainted: [W]=WARN
[    3.256689] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.256759] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.256821] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.256947] RSP: 0018:ff41943ec0837c10 EFLAGS: 00010286
[    3.257010] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.257096] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418f4300
[    3.257173] RBP: 0000000000000000 R08: ff215c4e4445f1d0 R09: ff215c4e46187030
[    3.257255] R10: ff215c4e446fc120 R11: fefefefefefefeff R12: 0000000000000000
[    3.257333] R13: 0000000000000010 R14: ff215c4e446fc000 R15: ff215c4e418f4300
[    3.257418] FS:  00007f15b3442840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    3.257498] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.257585] CR2: 00007f15b3649430 CR3: 0000000004748001 CR4: 0000000000771ef0
[    3.257664] PKRU: 55555554
[    3.257719] Call Trace:
[    3.257772]  <TASK>
[    3.257820]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.257881]  register_netdevice (net/core/dev.c:11488)
[    3.257938]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    3.257995]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    3.258056]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    3.258112]  ops_init (net/core/net_namespace.c:137)
[    3.258169]  setup_net (net/core/net_namespace.c:446)
[    3.258226]  copy_net_ns (net/core/net_namespace.c:579)
[    3.258281]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.258343]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.258405]  ksys_unshare (kernel/fork.c:3243)
[    3.258461]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.258516]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.258578]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.258640] RIP: 0033:0x7f15b3704bcb
[    3.258694] 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
[    3.258821] RSP: 002b:00007fff405a1868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    3.258895] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f15b3704bcb
[    3.258969] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.259050] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.259124] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff405a3a90
[    3.259198] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff405a48be
| [    3.259429] ------------[ cut here ]------------
| [    3.259490] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/371
| [    3.259583] Modules linked in:
| [    3.259727] Tainted: [W]=WARN
[    3.259781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.259848] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.259910] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.260043] RSP: 0018:ff41943ec0837bf0 EFLAGS: 00010286
[    3.260104] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.260177] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418f5400
[    3.260251] RBP: 0000000000000000 R08: ff215c4e44435d90 R09: ff215c4e463d9830
[    3.260325] R10: ff215c4e460b1120 R11: fefefefefefefeff R12: 0000000000000000
[    3.260398] R13: 0000000000000010 R14: ff215c4e460b1000 R15: ff215c4e418f5400
[    3.260476] FS:  00007f15b3442840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    3.260552] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.260625] CR2: 00007f15b3649430 CR3: 0000000004748001 CR4: 0000000000771ef0
[    3.260701] PKRU: 55555554
[    3.260748] Call Trace:
[    3.260795]  <TASK>
[    3.260843]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.260898]  register_netdevice (net/core/dev.c:11488)
[    3.260953]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    3.261008]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    3.261071]  vti_init_net (net/ipv4/ip_vti.c:517)
[    3.261127]  ops_init (net/core/net_namespace.c:137)
[    3.261183]  setup_net (net/core/net_namespace.c:446)
[    3.261238]  copy_net_ns (net/core/net_namespace.c:579)
[    3.261294]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.261356]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.261418]  ksys_unshare (kernel/fork.c:3243)
[    3.261473]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.261536]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.261597]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.261659] RIP: 0033:0x7f15b3704bcb
[    3.261713] 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
[    3.261841] RSP: 002b:00007fff405a1868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    3.261915] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f15b3704bcb
[    3.261991] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.262070] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.262144] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff405a3a90
[    3.262217] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff405a48be
| [    3.262452] ------------[ cut here ]------------
| [    3.262513] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/371
| [    3.262602] Modules linked in:
| [    3.262745] Tainted: [W]=WARN
[    3.262799] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.262866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.262927] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.263065] RSP: 0018:ff41943ec0837ca8 EFLAGS: 00010286
[    3.263126] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.263198] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202ab00
[    3.263271] RBP: 0000000000000000 R08: ff215c4e418bac90 R09: ff215c4e4616c034
[    3.263345] R10: ff215c4e460b6120 R11: fefefefefefefeff R12: 0000000000000000
[    3.263419] R13: 0000000000000010 R14: ff215c4e460b6000 R15: ff215c4e4202ab00
[    3.263496] FS:  00007f15b3442840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    3.263578] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.263647] CR2: 00007f15b3649430 CR3: 0000000004748001 CR4: 0000000000771ef0
[    3.263722] PKRU: 55555554
[    3.263769] Call Trace:
[    3.263816]  <TASK>
[    3.263863]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.263920]  register_netdevice (net/core/dev.c:11488)
[    3.263975]  register_netdev (net/core/dev.c:11552)
[    3.264035]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    3.264093]  ops_init (net/core/net_namespace.c:137)
[    3.264149]  setup_net (net/core/net_namespace.c:446)
[    3.264204]  copy_net_ns (net/core/net_namespace.c:579)
[    3.264260]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.264322]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.264384]  ksys_unshare (kernel/fork.c:3243)
[    3.264439]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.264494]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.264549]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.264615] RIP: 0033:0x7f15b3704bcb
[    3.264670] 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
[    3.264796] RSP: 002b:00007fff405a1868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    3.264870] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f15b3704bcb
[    3.264944] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.265026] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.265101] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff405a3a90
[    3.265175] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff405a48be
| [    3.265414] ------------[ cut here ]------------
| [    3.265476] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/371
| [    3.265568] Modules linked in:
| [    3.265711] Tainted: [W]=WARN
[    3.265765] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.265832] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.265893] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.266029] RSP: 0018:ff41943ec0837ca0 EFLAGS: 00010286
[    3.266091] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.266164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    3.266237] RBP: 0000000000000000 R08: ff215c4e44412750 R09: ff215c4e4616e030
[    3.266311] R10: ff215c4e4616c120 R11: fefefefefefefeff R12: 0000000000000000
[    3.266384] R13: 0000000000000010 R14: ff215c4e4616c000 R15: ff215c4e41ddd200
[    3.266461] FS:  00007f15b3442840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    3.266537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.266610] CR2: 00007f15b3649430 CR3: 0000000004748001 CR4: 0000000000771ef0
[    3.266686] PKRU: 55555554
[    3.266733] Call Trace:
[    3.266781]  <TASK>
[    3.266828]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.266884]  register_netdevice (net/core/dev.c:11488)
[    3.266939]  register_netdev (net/core/dev.c:11552)
[    3.266994]  sit_init_net (net/ipv6/sit.c:1860)
[    3.267061]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    3.267117]  ops_init (net/core/net_namespace.c:137)
[    3.267173]  setup_net (net/core/net_namespace.c:446)
[    3.267228]  copy_net_ns (net/core/net_namespace.c:579)
[    3.267284]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.267346]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.267409]  ksys_unshare (kernel/fork.c:3243)
[    3.267463]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.267518]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.267580]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.267643] RIP: 0033:0x7f15b3704bcb
[    3.267697] 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
[    3.267824] RSP: 002b:00007fff405a1868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    3.267898] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f15b3704bcb
[    3.267973] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.268051] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.268125] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff405a3a90
[    3.268199] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff405a48be
| [    3.268437] ------------[ cut here ]------------
| [    3.268498] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/371
| [    3.268587] Modules linked in:
| [    3.268729] Tainted: [W]=WARN
[    3.268783] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.268850] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.268911] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.269043] RSP: 0018:ff41943ec0837ca8 EFLAGS: 00010286
[    3.269105] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.269179] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc800
[    3.269252] RBP: 0000000000000000 R08: ff215c4e444b1190 R09: ff215c4e446cb030
[    3.269326] R10: ff215c4e4616e120 R11: fefefefefefefeff R12: 0000000000000000
[    3.269401] R13: 0000000000000010 R14: ff215c4e4616e000 R15: ff215c4e41ddc800
[    3.269478] FS:  00007f15b3442840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    3.269553] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.269625] CR2: 00007f15b3649430 CR3: 0000000004748001 CR4: 0000000000771ef0
[    3.269701] PKRU: 55555554
[    3.269748] Call Trace:
[    3.269795]  <TASK>
[    3.269842]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.269897]  register_netdevice (net/core/dev.c:11488)
[    3.269953]  register_netdev (net/core/dev.c:11552)
[    3.270008]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    3.270071]  ops_init (net/core/net_namespace.c:137)
[    3.270126]  setup_net (net/core/net_namespace.c:446)
[    3.270182]  copy_net_ns (net/core/net_namespace.c:579)
[    3.270238]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.270300]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.270363]  ksys_unshare (kernel/fork.c:3243)
[    3.270418]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.270473]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.270529]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.270600] RIP: 0033:0x7f15b3704bcb
[    3.270654] 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
[    3.270781] RSP: 002b:00007fff405a1868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    3.270856] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f15b3704bcb
[    3.270931] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.271005] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.271085] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff405a3a90
[    3.271159] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff405a48be
| [    3.274299] ------------[ cut here ]------------
| [    3.274333] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/372
| [    3.274388] Modules linked in:
| [    3.274473] Tainted: [W]=WARN
[    3.274494] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.274528] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.274566] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.274664] RSP: 0018:ff41943ec083f720 EFLAGS: 00010286
[    3.274692] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.274731] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    3.274774] RBP: 0000000000000000 R08: ff215c4e44403710 R09: ff215c4e4472b02c
[    3.274817] R10: ff215c4e4616d120 R11: fefefefefefefeff R12: 0000000000000000
[    3.274855] R13: 0000000000000010 R14: ff215c4e4616d000 R15: ff215c4e41ddc300
[    3.274891] FS:  00007ff594741840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    3.274937] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.274975] CR2: 00007ff594a111a0 CR3: 000000000ae23004 CR4: 0000000000771ef0
[    3.275029] PKRU: 55555554
[    3.275045] Call Trace:
[    3.275059]  <TASK>
[    3.275073]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.275096]  __dev_notify_flags (net/core/dev.c:9787)
[    3.275120]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    3.275139]  netif_change_flags (net/core/dev.c:9820)
[    3.275162]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.275183]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.275207]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.275229]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.275250]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.275284]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.275307]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.275330]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.275359]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.275381]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.275401]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.275421]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.275444]  ___sys_sendmsg (net/socket.c:2752)
[    3.275463]  __sys_sendmsg (net/socket.c:2784)
[    3.275484]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.275507]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.275534] RIP: 0033:0x7ff59497b08e
[    3.275557] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.275659] RSP: 002b:00007fff92558cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.275696] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff59497b08e
[    3.275735] RDX: 0000000000000000 RSI: 00007fff92558d70 RDI: 0000000000000005
[    3.275773] RBP: 00007fff92558cd0 R08: 0000000000000000 R09: 0000000000000000
[    3.275814] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.275854] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff92559440
| [    3.296978] ------------[ cut here ]------------
| [    3.297048] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/380
| [    3.297135] Modules linked in:
| [    3.297278] Tainted: [W]=WARN
[    3.297332] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.297399] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.297462] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.297604] RSP: 0018:ff41943ec087fcb8 EFLAGS: 00010286
[    3.297666] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.297740] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418f5400
[    3.297813] RBP: 0000000000000000 R08: ff215c4e444e0b90 R09: ff215c4e4613302c
[    3.297886] R10: ff215c4e446ca120 R11: fefefefefefefeff R12: 0000000000000000
[    3.297960] R13: 0000000000000010 R14: ff215c4e446ca000 R15: ff215c4e418f5400
[    3.298044] FS:  00007fc8f82f4840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    3.298120] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.298187] CR2: 00007fc8f8500690 CR3: 0000000004579006 CR4: 0000000000771ef0
[    3.298263] PKRU: 55555554
[    3.298309] Call Trace:
[    3.298356]  <TASK>
[    3.298404]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.298459]  register_netdevice (net/core/dev.c:11488)
[    3.298515]  register_netdev (net/core/dev.c:11552)
[    3.298577]  loopback_net_init (drivers/net/loopback.c:218)
[    3.298633]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    3.298696]  ops_init (net/core/net_namespace.c:137)
[    3.298752]  setup_net (net/core/net_namespace.c:446)
[    3.298807]  copy_net_ns (net/core/net_namespace.c:579)
[    3.298863]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.298934]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.298997]  ksys_unshare (kernel/fork.c:3243)
[    3.299060]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.299115]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.299171]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.299232] RIP: 0033:0x7fc8f85b6bcb
[    3.299286] 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
[    3.299414] RSP: 002b:00007ffdf0f50c28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    3.299489] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc8f85b6bcb
[    3.299571] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.299648] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.299723] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdf0f52e50
[    3.299796] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf0f548bc
| [    3.300039] ------------[ cut here ]------------
| [    3.300102] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/380
| [    3.300184] Modules linked in:
| [    3.300327] Tainted: [W]=WARN
[    3.300380] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.300448] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.300510] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.300648] RSP: 0018:ff41943ec087fc10 EFLAGS: 00010286
[    3.300709] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.300785] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc500
[    3.300890] RBP: 0000000000000000 R08: ff215c4e44400250 R09: ff215c4e431df030
[    3.300966] R10: ff215c4e46133120 R11: fefefefefefefeff R12: 0000000000000000
[    3.301044] R13: 0000000000000010 R14: ff215c4e46133000 R15: ff215c4e41ddc500
[    3.301122] FS:  00007fc8f82f4840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    3.301197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.301264] CR2: 00007fc8f8500690 CR3: 0000000004579006 CR4: 0000000000771ef0
[    3.301340] PKRU: 55555554
[    3.301387] Call Trace:
[    3.301435]  <TASK>
[    3.301482]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.301538]  register_netdevice (net/core/dev.c:11488)
[    3.301601]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    3.301657]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    3.301724]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    3.301780]  ops_init (net/core/net_namespace.c:137)
[    3.301836]  setup_net (net/core/net_namespace.c:446)
[    3.301892]  copy_net_ns (net/core/net_namespace.c:579)
[    3.301947]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.302009]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.302110]  ksys_unshare (kernel/fork.c:3243)
[    3.302166]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.302221]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.302277]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.302338] RIP: 0033:0x7fc8f85b6bcb
[    3.302392] 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
[    3.302520] RSP: 002b:00007ffdf0f50c28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    3.302600] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc8f85b6bcb
[    3.302675] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.302754] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.302830] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdf0f52e50
[    3.302904] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf0f548bc
| [    3.303142] ------------[ cut here ]------------
| [    3.303203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/380
| [    3.303290] Modules linked in:
| [    3.303434] Tainted: [W]=WARN
[    3.303488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.303554] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.303627] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.303755] RSP: 0018:ff41943ec087fbf0 EFLAGS: 00010286
[    3.303816] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.303892] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418f4300
[    3.303966] RBP: 0000000000000000 R08: ff215c4e444d9d10 R09: ff215c4e460d3030
[    3.304045] R10: ff215c4e4471e120 R11: fefefefefefefeff R12: 0000000000000000
[    3.304119] R13: 0000000000000010 R14: ff215c4e4471e000 R15: ff215c4e418f4300
[    3.304196] FS:  00007fc8f82f4840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    3.304273] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.304340] CR2: 00007fc8f8500690 CR3: 0000000004579006 CR4: 0000000000771ef0
[    3.304418] PKRU: 55555554
[    3.304465] Call Trace:
[    3.304513]  <TASK>
[    3.304568]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.304623]  register_netdevice (net/core/dev.c:11488)
[    3.304679]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    3.304734]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    3.304790]  vti_init_net (net/ipv4/ip_vti.c:517)
[    3.304846]  ops_init (net/core/net_namespace.c:137)
[    3.304901]  setup_net (net/core/net_namespace.c:446)
[    3.304958]  copy_net_ns (net/core/net_namespace.c:579)
[    3.305019]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.305082]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.305146]  ksys_unshare (kernel/fork.c:3243)
[    3.305201]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.305257]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.305313]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.305374] RIP: 0033:0x7fc8f85b6bcb
[    3.305433] 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
[    3.305558] RSP: 002b:00007ffdf0f50c28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    3.305640] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc8f85b6bcb
[    3.305714] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.305790] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.305863] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdf0f52e50
[    3.305936] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf0f548bc
| [    3.306183] ------------[ cut here ]------------
| [    3.306244] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/380
| [    3.306326] Modules linked in:
| [    3.306469] Tainted: [W]=WARN
[    3.306523] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.306593] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.306655] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.306781] RSP: 0018:ff41943ec087fca8 EFLAGS: 00010286
[    3.306842] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.306916] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028d00
[    3.306991] RBP: 0000000000000000 R08: ff215c4e418d53d0 R09: ff215c4e446c8034
[    3.307074] R10: ff215c4e46134120 R11: fefefefefefefeff R12: 0000000000000000
[    3.307149] R13: 0000000000000010 R14: ff215c4e46134000 R15: ff215c4e42028d00
[    3.307227] FS:  00007fc8f82f4840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    3.307304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.307373] CR2: 00007fc8f8500690 CR3: 0000000004579006 CR4: 0000000000771ef0
[    3.307449] PKRU: 55555554
[    3.307497] Call Trace:
[    3.307544]  <TASK>
[    3.307598]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.307654]  register_netdevice (net/core/dev.c:11488)
[    3.307710]  register_netdev (net/core/dev.c:11552)
[    3.307765]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    3.307821]  ops_init (net/core/net_namespace.c:137)
[    3.307876]  setup_net (net/core/net_namespace.c:446)
[    3.307932]  copy_net_ns (net/core/net_namespace.c:579)
[    3.307988]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.308056]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.308118]  ksys_unshare (kernel/fork.c:3243)
[    3.308174]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.308243]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.308299]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.308361] RIP: 0033:0x7fc8f85b6bcb
[    3.308416] 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
[    3.308545] RSP: 002b:00007ffdf0f50c28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    3.308624] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc8f85b6bcb
[    3.308698] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.308772] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.308846] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdf0f52e50
[    3.308920] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf0f548bc
| [    3.309170] ------------[ cut here ]------------
| [    3.309231] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/380
| [    3.309313] Modules linked in:
| [    3.309457] Tainted: [W]=WARN
[    3.309510] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.309585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.309647] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.309775] RSP: 0018:ff41943ec087fca0 EFLAGS: 00010286
[    3.309836] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.309912] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc700
[    3.309989] RBP: 0000000000000000 R08: ff215c4e4314a1d0 R09: ff215c4e46129030
[    3.310070] R10: ff215c4e446c8120 R11: fefefefefefefeff R12: 0000000000000000
[    3.310144] R13: 0000000000000010 R14: ff215c4e446c8000 R15: ff215c4e41ddc700
[    3.310221] FS:  00007fc8f82f4840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    3.310297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.310364] CR2: 00007fc8f8500690 CR3: 0000000004579006 CR4: 0000000000771ef0
[    3.310442] PKRU: 55555554
[    3.310489] Call Trace:
[    3.310536]  <TASK>
[    3.310589]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.310645]  register_netdevice (net/core/dev.c:11488)
[    3.310700]  register_netdev (net/core/dev.c:11552)
[    3.310755]  sit_init_net (net/ipv6/sit.c:1860)
[    3.310811]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    3.310866]  ops_init (net/core/net_namespace.c:137)
[    3.310922]  setup_net (net/core/net_namespace.c:446)
[    3.310978]  copy_net_ns (net/core/net_namespace.c:579)
[    3.311040]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.311102]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.311165]  ksys_unshare (kernel/fork.c:3243)
[    3.311220]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.311276]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.311331]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.311394] RIP: 0033:0x7fc8f85b6bcb
[    3.311449] 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
[    3.311584] RSP: 002b:00007ffdf0f50c28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    3.311659] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc8f85b6bcb
[    3.311733] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.311807] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.311883] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdf0f52e50
[    3.311956] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf0f548bc
| [    3.312202] ------------[ cut here ]------------
| [    3.312263] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/380
| [    3.312347] Modules linked in:
| [    3.312490] Tainted: [W]=WARN
[    3.312543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.312614] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.312675] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.312805] RSP: 0018:ff41943ec087fca8 EFLAGS: 00010286
[    3.312866] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.312941] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    3.313023] RBP: 0000000000000000 R08: ff215c4e4193f450 R09: ff215c4e46128030
[    3.313097] R10: ff215c4e46129120 R11: fefefefefefefeff R12: 0000000000000000
[    3.313170] R13: 0000000000000010 R14: ff215c4e46129000 R15: ff215c4e41ddd200
[    3.313248] FS:  00007fc8f82f4840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    3.313323] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.313390] CR2: 00007fc8f8500690 CR3: 0000000004579006 CR4: 0000000000771ef0
[    3.313467] PKRU: 55555554
[    3.313515] Call Trace:
[    3.313568]  <TASK>
[    3.313616]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.313672]  register_netdevice (net/core/dev.c:11488)
[    3.313727]  register_netdev (net/core/dev.c:11552)
[    3.313782]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    3.313837]  ops_init (net/core/net_namespace.c:137)
[    3.313893]  setup_net (net/core/net_namespace.c:446)
[    3.313949]  copy_net_ns (net/core/net_namespace.c:579)
[    3.314004]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.314072]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.314135]  ksys_unshare (kernel/fork.c:3243)
[    3.314190]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.314245]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.314300]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.314361] RIP: 0033:0x7fc8f85b6bcb
[    3.314416] 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
[    3.314543] RSP: 002b:00007ffdf0f50c28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    3.314621] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc8f85b6bcb
[    3.314696] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.314770] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.314845] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdf0f52e50
[    3.314918] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf0f548bc
| [    3.318115] ------------[ cut here ]------------
| [    3.318149] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/381
| [    3.318209] Modules linked in:
| [    3.318297] Tainted: [W]=WARN
[    3.318318] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.318354] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.318383] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.318480] RSP: 0018:ff41943ec0887720 EFLAGS: 00010286
[    3.318510] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.318552] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    3.318599] RBP: 0000000000000000 R08: ff215c4e444e0b90 R09: ff215c4e4472b02c
[    3.318643] R10: ff215c4e446ca120 R11: fefefefefefefeff R12: 0000000000000000
[    3.318685] R13: 0000000000000010 R14: ff215c4e446ca000 R15: ff215c4e41ddc300
[    3.318728] FS:  00007f6dbe236840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    3.318768] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.318805] CR2: 0000000008fb5988 CR3: 0000000009d57005 CR4: 0000000000771ef0
[    3.318839] PKRU: 55555554
[    3.318854] Call Trace:
[    3.318869]  <TASK>
[    3.318884]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.318901]  __dev_notify_flags (net/core/dev.c:9787)
[    3.318926]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    3.318944]  netif_change_flags (net/core/dev.c:9820)
[    3.318965]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.318987]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.319022]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.319047]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.319068]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.319097]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.319118]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.319142]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.319168]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.319192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.319211]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.319239]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.319269]  ___sys_sendmsg (net/socket.c:2752)
[    3.319291]  __sys_sendmsg (net/socket.c:2784)
[    3.319309]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.319331]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.319362] RIP: 0033:0x7f6dbe47008e
[    3.319384] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.319475] RSP: 002b:00007ffdd5085b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.319518] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6dbe47008e
[    3.319558] RDX: 0000000000000000 RSI: 00007ffdd5085bf0 RDI: 0000000000000005
[    3.319600] RBP: 00007ffdd5085b50 R08: 0000000000000000 R09: 0000000000000000
[    3.319638] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.319681] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd50862c0
| [    3.429774] ------------[ cut here ]------------
| [    3.429854] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/411
| [    3.429940] Modules linked in:
| [    3.430092] Tainted: [W]=WARN
[    3.430145] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.430214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.430276] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.430406] RSP: 0018:ff41943ec09775f0 EFLAGS: 00010286
[    3.430467] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.430541] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c200
[    3.430640] RBP: 0000000000000000 R08: ff215c4e418ba850 R09: ff215c4e4472d030
[    3.430716] R10: ff215c4e446cd120 R11: fefefefefefefeff R12: 0000000000000000
[    3.430791] R13: 0000000000000010 R14: ff215c4e446cd000 R15: ff215c4e4190c200
[    3.430868] FS:  00007f35fc4cf840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    3.430944] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.431019] CR2: 000000000042ebe0 CR3: 0000000004633006 CR4: 0000000000771ef0
[    3.431095] PKRU: 55555554
[    3.431142] Call Trace:
[    3.431190]  <TASK>
[    3.431238]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.431294]  __dev_notify_flags (net/core/dev.c:9787)
[    3.431351]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    3.431407]  veth_newlink (drivers/net/veth.c:1871)
[    3.431466]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    3.431523]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.431594]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.431651]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    3.431714]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.431779]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.431837]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.431893]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.431949]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.432006]  ___sys_sendmsg (net/socket.c:2752)
[    3.432069]  __sys_sendmsg (net/socket.c:2784)
[    3.432125]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.432181]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.432243] RIP: 0033:0x7f35fc70908e
[    3.432299] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.432425] RSP: 002b:00007ffde4b3d570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.432501] RAX: ffffffffffffffda RBX: 00007ffde4b3dd18 RCX: 00007f35fc70908e
[    3.432581] RDX: 0000000000000000 RSI: 00007ffde4b3d620 RDI: 0000000000000005
[    3.432655] RBP: 00007ffde4b3d580 R08: 0000000000000000 R09: 0000000000000000
[    3.432730] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.432804] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde4b3dcf0
| [    3.433104] ------------[ cut here ]------------
| [    3.433166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/411
| [    3.433248] Modules linked in:
| [    3.433391] Tainted: [W]=WARN
[    3.433445] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.433512] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.433582] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.433710] RSP: 0018:ff41943ec0977870 EFLAGS: 00010286
[    3.433773] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.433847] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c200
[    3.433922] RBP: 0000000000000000 R08: ff215c4e4193f610 R09: ff215c4e460b4030
[    3.433996] R10: ff215c4e46128120 R11: fefefefefefefeff R12: 0000000000000000
[    3.434073] R13: 0000000000000010 R14: ff215c4e46128000 R15: ff215c4e4190c200
[    3.434151] FS:  00007f35fc4cf840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    3.434227] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.434295] CR2: 000000000042ebe0 CR3: 0000000004633006 CR4: 0000000000771ef0
[    3.434370] PKRU: 55555554
[    3.434417] Call Trace:
[    3.434464]  <TASK>
[    3.434512]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.434576]  __dev_notify_flags (net/core/dev.c:9787)
[    3.434633]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    3.434689]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    3.434747]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.434809]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.434865]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    3.434928]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.434991]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.435054]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.435110]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.435166]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.435227]  ___sys_sendmsg (net/socket.c:2752)
[    3.435284]  __sys_sendmsg (net/socket.c:2784)
[    3.435339]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.435396]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.435458] RIP: 0033:0x7f35fc70908e
[    3.435513] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.435644] RSP: 002b:00007ffde4b3d570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.435720] RAX: ffffffffffffffda RBX: 00007ffde4b3dd18 RCX: 00007f35fc70908e
[    3.435794] RDX: 0000000000000000 RSI: 00007ffde4b3d620 RDI: 0000000000000005
[    3.435867] RBP: 00007ffde4b3d580 R08: 0000000000000000 R09: 0000000000000000
[    3.435941] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.436021] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde4b3dcf0
| [    3.439147] ------------[ cut here ]------------
| [    3.439188] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/412
| [    3.439239] Modules linked in:
| [    3.439322] Tainted: [W]=WARN
[    3.439343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.439376] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.439405] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.439500] RSP: 0018:ff41943ec097f720 EFLAGS: 00010286
[    3.439531] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.439578] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    3.439623] RBP: 0000000000000000 R08: ff215c4e4193f610 R09: ff215c4e4472b030
[    3.439665] R10: ff215c4e46128120 R11: fefefefefefefeff R12: 0000000000000000
[    3.439713] R13: 0000000000000010 R14: ff215c4e46128000 R15: ff215c4e41ddc300
[    3.439754] FS:  00007ff6b5892840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    3.439801] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.439835] CR2: 00007ff6b5b621a0 CR3: 000000000ae3f003 CR4: 0000000000771ef0
[    3.439880] PKRU: 55555554
[    3.439894] Call Trace:
[    3.439908]  <TASK>
[    3.439922]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.439949]  __dev_notify_flags (net/core/dev.c:9787)
[    3.439971]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    3.439994]  netif_change_flags (net/core/dev.c:9820)
[    3.440020]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.440047]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.440082]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.440101]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.440123]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.440151]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.440174]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.440192]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.440220]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.440243]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.440265]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.440287]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.440306]  ___sys_sendmsg (net/socket.c:2752)
[    3.440332]  __sys_sendmsg (net/socket.c:2784)
[    3.440354]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.440375]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.440403] RIP: 0033:0x7ff6b5acc08e
[    3.440423] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.440525] RSP: 002b:00007ffd1b1c6e20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.440568] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff6b5acc08e
[    3.440612] RDX: 0000000000000000 RSI: 00007ffd1b1c6ed0 RDI: 0000000000000005
[    3.440656] RBP: 00007ffd1b1c6e30 R08: 0000000000000000 R09: 0000000000000000
[    3.440700] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.440741] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1b1c75a0
| [    3.449715] ------------[ cut here ]------------
| [    3.449743] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/415
| [    3.449799] Modules linked in:
| [    3.449884] Tainted: [W]=WARN
[    3.449904] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.449937] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.449963] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.450064] RSP: 0018:ff41943ec09975f0 EFLAGS: 00010286
[    3.450091] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.450132] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    3.450173] RBP: 0000000000000000 R08: ff215c4e444d9490 R09: ff215c4e43075030
[    3.450217] R10: ff215c4e41180120 R11: fefefefefefefeff R12: 0000000000000000
[    3.450258] R13: 0000000000000010 R14: ff215c4e41180000 R15: ff215c4e4202a000
[    3.450302] FS:  00007f056b674840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.450344] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.450379] CR2: 000000000042ebe0 CR3: 000000000a807004 CR4: 0000000000771ef0
[    3.450413] PKRU: 55555554
[    3.450427] Call Trace:
[    3.450441]  <TASK>
[    3.450455]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.450477]  __dev_notify_flags (net/core/dev.c:9787)
[    3.450498]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    3.450520]  ? linkwatch_fire_event (./include/linux/spinlock.h:408 (discriminator 3) net/core/link_watch.c:133 (discriminator 3) net/core/link_watch.c:324 (discriminator 3))
[    3.450546]  veth_newlink (drivers/net/veth.c:1871)
[    3.450575]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    3.450599]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.450627]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.450648]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    3.450677]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.450707]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.450729]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.450747]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.450771]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.450792]  ___sys_sendmsg (net/socket.c:2752)
[    3.450811]  __sys_sendmsg (net/socket.c:2784)
[    3.450833]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.450855]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.450884] RIP: 0033:0x7f056b8ae08e
[    3.450905] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.450996] RSP: 002b:00007ffdc53dea80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.451041] RAX: ffffffffffffffda RBX: 00007ffdc53df228 RCX: 00007f056b8ae08e
[    3.451081] RDX: 0000000000000000 RSI: 00007ffdc53deb30 RDI: 0000000000000005
[    3.451122] RBP: 00007ffdc53dea90 R08: 0000000000000000 R09: 0000000000000000
[    3.451163] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.451201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc53df200
| [    3.451376] ------------[ cut here ]------------
| [    3.451403] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/415
| [    3.451448] Modules linked in:
| [    3.451524] Tainted: [W]=WARN
[    3.451547] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.451586] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.451616] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.451715] RSP: 0018:ff41943ec0997870 EFLAGS: 00010286
[    3.451742] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.451780] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    3.451821] RBP: 0000000000000000 R08: ff215c4e41dbe290 R09: ff215c4e46158030
[    3.451864] R10: ff215c4e460c3120 R11: fefefefefefefeff R12: 0000000000000000
[    3.451906] R13: 0000000000000010 R14: ff215c4e460c3000 R15: ff215c4e4202a000
[    3.451952] FS:  00007f056b674840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.451994] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.452032] CR2: 000000000042ebe0 CR3: 000000000a807004 CR4: 0000000000771ef0
[    3.452075] PKRU: 55555554
[    3.452090] Call Trace:
[    3.452102]  <TASK>
[    3.452117]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.452139]  __dev_notify_flags (net/core/dev.c:9787)
[    3.452162]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    3.452182]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    3.452207]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.452233]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.452256]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    3.452284]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.452311]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.452334]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.452356]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.452376]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.452400]  ___sys_sendmsg (net/socket.c:2752)
[    3.452425]  __sys_sendmsg (net/socket.c:2784)
[    3.452446]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.452466]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.452493] RIP: 0033:0x7f056b8ae08e
[    3.452517] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.452613] RSP: 002b:00007ffdc53dea80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.452656] RAX: ffffffffffffffda RBX: 00007ffdc53df228 RCX: 00007f056b8ae08e
[    3.452697] RDX: 0000000000000000 RSI: 00007ffdc53deb30 RDI: 0000000000000005
[    3.452739] RBP: 00007ffdc53dea90 R08: 0000000000000000 R09: 0000000000000000
[    3.452778] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.452818] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc53df200
| [    3.455831] ------------[ cut here ]------------
| [    3.455861] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/416
| [    3.455915] Modules linked in:
| [    3.455994] Tainted: [W]=WARN
[    3.456020] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.456057] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.456083] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.456179] RSP: 0018:ff41943ec099f720 EFLAGS: 00010286
[    3.456208] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.456247] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    3.456286] RBP: 0000000000000000 R08: ff215c4e41dbe290 R09: ff215c4e4472b030
[    3.456327] R10: ff215c4e460c3120 R11: fefefefefefefeff R12: 0000000000000000
[    3.456366] R13: 0000000000000010 R14: ff215c4e460c3000 R15: ff215c4e41ddc300
[    3.456412] FS:  00007fdebf071840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    3.456453] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.456480] CR2: 00007fdebf3411a0 CR3: 0000000009a27001 CR4: 0000000000771ef0
[    3.456521] PKRU: 55555554
[    3.456537] Call Trace:
[    3.456550]  <TASK>
[    3.456569]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.456592]  __dev_notify_flags (net/core/dev.c:9787)
[    3.456615]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    3.456636]  netif_change_flags (net/core/dev.c:9820)
[    3.456657]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.456678]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.456706]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.456725]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.456745]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.456774]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.456795]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.456817]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.456844]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.456869]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.456887]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.456908]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.456930]  ___sys_sendmsg (net/socket.c:2752)
[    3.456952]  __sys_sendmsg (net/socket.c:2784)
[    3.456973]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.456997]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.457030] RIP: 0033:0x7fdebf2ab08e
[    3.457052] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.457147] RSP: 002b:00007ffeb1fda090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.457185] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdebf2ab08e
[    3.457225] RDX: 0000000000000000 RSI: 00007ffeb1fda140 RDI: 0000000000000005
[    3.457269] RBP: 00007ffeb1fda0a0 R08: 0000000000000000 R09: 0000000000000000
[    3.457311] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.457355] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb1fda810
| [    3.476575] ------------[ cut here ]------------
| [    3.476605] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/419
| [    3.476662] Modules linked in:
| [    3.476746] Tainted: [W]=WARN
[    3.476768] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.476800] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.476833] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.476933] RSP: 0018:ff41943ec09a76d8 EFLAGS: 00010286
[    3.476961] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.477005] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    3.477052] RBP: 0000000000000000 R08: ff215c4e418ba850 R09: ff215c4e44707830
[    3.477096] R10: ff215c4e446cd120 R11: fefefefefefefeff R12: ff41943ec09a778c
[    3.477136] R13: 0000000000000011 R14: ff215c4e446cd000 R15: ff215c4e4202a000
[    3.477181] FS:  00007efeeb8b7840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.477226] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.477260] CR2: 000000001c2d7988 CR3: 000000000455a003 CR4: 0000000000771ef0
[    3.477304] PKRU: 55555554
[    3.477317] Call Trace:
[    3.477332]  <TASK>
[    3.477347]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    3.477368]  __dev_change_net_namespace (net/core/dev.c:12635)
[    3.477395]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    3.477415]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    3.477436]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.477464]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.477487]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.477509]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.477536]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.477557]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.477582]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.477612]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.477636]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.477657]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.477678]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.477704]  ___sys_sendmsg (net/socket.c:2752)
[    3.477728]  __sys_sendmsg (net/socket.c:2784)
[    3.477748]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.477768]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.477795] RIP: 0033:0x7efeebaf108e
[    3.477815] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.477906] RSP: 002b:00007ffe1ef09810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.477946] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007efeebaf108e
[    3.477986] RDX: 0000000000000000 RSI: 00007ffe1ef098c0 RDI: 0000000000000005
[    3.478028] RBP: 00007ffe1ef09820 R08: 0000000000000000 R09: 0000000000000000
[    3.478069] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.478108] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1ef09f90
| [    3.478224] ------------[ cut here ]------------
| [    3.478250] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/419
| [    3.478298] Modules linked in:
| [    3.478371] Tainted: [W]=WARN
[    3.478390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.478423] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.478453] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.478541] RSP: 0018:ff41943ec09a76c8 EFLAGS: 00010286
[    3.478576] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.478619] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    3.478659] RBP: 0000000000000000 R08: ff215c4e418ba850 R09: ff215c4e46158030
[    3.478697] R10: ff215c4e446cd120 R11: fefefefefefefeff R12: 0000000000000000
[    3.478735] R13: 0000000000000010 R14: ff215c4e446cd000 R15: ff215c4e4202a000
[    3.478783] FS:  00007efeeb8b7840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.478824] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.478861] CR2: 000000001c2d7988 CR3: 000000000455a003 CR4: 0000000000771ef0
[    3.478904] PKRU: 55555554
[    3.478917] Call Trace:
[    3.478932]  <TASK>
[    3.478945]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.478963]  __dev_change_net_namespace (net/core/dev.c:12695)
[    3.478989]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    3.479011]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    3.479037]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.479065]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.479090]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.479113]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.479144]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.479167]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.479188]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.479215]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.479238]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.479256]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.479277]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.479300]  ___sys_sendmsg (net/socket.c:2752)
[    3.479324]  __sys_sendmsg (net/socket.c:2784)
[    3.479347]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.479368]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.479395] RIP: 0033:0x7efeebaf108e
[    3.479417] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.479513] RSP: 002b:00007ffe1ef09810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.479554] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007efeebaf108e
[    3.479602] RDX: 0000000000000000 RSI: 00007ffe1ef098c0 RDI: 0000000000000005
[    3.479646] RBP: 00007ffe1ef09820 R08: 0000000000000000 R09: 0000000000000000
[    3.479685] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.479726] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1ef09f90
| [    3.479848] ------------[ cut here ]------------
| [    3.479874] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/419
| [    3.479924] Modules linked in:
| [    3.480000] Tainted: [W]=WARN
[    3.480022] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.480058] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.480087] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.480183] RSP: 0018:ff41943ec09a7720 EFLAGS: 00010286
[    3.480211] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.480256] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    3.480300] RBP: 0000000000000000 R08: ff215c4e418ba850 R09: ff215c4e46158030
[    3.480337] R10: ff215c4e446cd120 R11: fefefefefefefeff R12: 0000000000000000
[    3.480380] R13: 0000000000000010 R14: ff215c4e446cd000 R15: ff215c4e4202a000
[    3.480422] FS:  00007efeeb8b7840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.480467] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.480503] CR2: 000000001c2d7988 CR3: 000000000455a003 CR4: 0000000000771ef0
[    3.480544] PKRU: 55555554
[    3.480558] Call Trace:
[    3.480575]  <TASK>
[    3.480589]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.480612]  __dev_notify_flags (net/core/dev.c:9787)
[    3.480634]  netif_change_flags (net/core/dev.c:9820)
[    3.480654]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.480675]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.480702]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.480726]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.480747]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.480776]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.480799]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.480821]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.480848]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.480868]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.480891]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.480913]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.480937]  ___sys_sendmsg (net/socket.c:2752)
[    3.480959]  __sys_sendmsg (net/socket.c:2784)
[    3.480981]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.481002]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.481031] RIP: 0033:0x7efeebaf108e
[    3.481054] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.481144] RSP: 002b:00007ffe1ef09810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.481182] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007efeebaf108e
[    3.481224] RDX: 0000000000000000 RSI: 00007ffe1ef098c0 RDI: 0000000000000005
[    3.481266] RBP: 00007ffe1ef09820 R08: 0000000000000000 R09: 0000000000000000
[    3.481309] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.481353] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1ef09f90
| [    3.481508] ------------[ cut here ]------------
| [    3.481535] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/45
| [    3.481581] Modules linked in:
| [    3.481663] Tainted: [W]=WARN
[    3.481690] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.481722] Workqueue: events_unbound linkwatch_event
[    3.481755] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.481784] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.481878] RSP: 0018:ff41943ec0193d50 EFLAGS: 00010286
[    3.481907] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    3.481947] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    3.481988] RBP: 0000000000000000 R08: ff215c4e418ba850 R09: ff215c4e46158030
[    3.482034] R10: ff215c4e446cd120 R11: fefefefefefefeff R12: 0000000000000000
[    3.482073] R13: 0000000000000010 R14: ff215c4e446cd000 R15: ff215c4e4202a000
[    3.482123] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.482164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.482203] CR2: 00007efeeb984574 CR3: 0000000008847005 CR4: 0000000000771ef0
[    3.482245] PKRU: 55555554
[    3.482259] Call Trace:
[    3.482273]  <TASK>
[    3.482288]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.482306]  netif_state_change (net/core/dev.c:1605)
[    3.482328]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    3.482349]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    3.482380]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    3.482402]  process_one_work (kernel/workqueue.c:3314)
[    3.482423]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.482443]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.482464]  kthread (kernel/kthread.c:436)
[    3.482487]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.482508]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.482530]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.482553]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.482628] ------------[ cut here ]------------
| [    3.482656] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/45
| [    3.482712] Modules linked in:
| [    3.482787] Tainted: [W]=WARN
[    3.482809] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.482846] Workqueue: events_unbound linkwatch_event
[    3.482876] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.482907] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.483003] RSP: 0018:ff41943ec0193d50 EFLAGS: 00010286
[    3.483030] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    3.483071] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    3.483118] RBP: 0000000000000000 R08: ff215c4e4193f610 R09: ff215c4e46158030
[    3.483162] R10: ff215c4e46128120 R11: fefefefefefefeff R12: 0000000000000000
[    3.483204] R13: 0000000000000010 R14: ff215c4e46128000 R15: ff215c4e4202a000
[    3.483246] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.483290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.483322] CR2: 00007efeeb984574 CR3: 0000000008847005 CR4: 0000000000771ef0
[    3.483367] PKRU: 55555554
[    3.483381] Call Trace:
[    3.483395]  <TASK>
[    3.483410]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.483431]  netif_state_change (net/core/dev.c:1605)
[    3.483454]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    3.483473]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    3.483499]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    3.483520]  process_one_work (kernel/workqueue.c:3314)
[    3.483540]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.483559]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.483584]  kthread (kernel/kthread.c:436)
[    3.483609]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.483629]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.483651]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.483673]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.503571] ------------[ cut here ]------------
| [    3.503607] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/422
| [    3.503664] Modules linked in:
| [    3.503745] Tainted: [W]=WARN
[    3.503766] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.503806] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.503836] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.503932] RSP: 0018:ff41943ec09b76d8 EFLAGS: 00010286
[    3.503962] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.504000] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    3.504044] RBP: 0000000000000000 R08: ff215c4e444d9490 R09: ff215c4e460d0830
[    3.504088] R10: ff215c4e41180120 R11: fefefefefefefeff R12: ff41943ec09b778c
[    3.504130] R13: 0000000000000011 R14: ff215c4e41180000 R15: ff215c4e4202a000
[    3.504172] FS:  00007f7d8cd85840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.504216] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.504250] CR2: 000000000f088988 CR3: 000000000aec7002 CR4: 0000000000771ef0
[    3.504291] PKRU: 55555554
[    3.504305] Call Trace:
[    3.504319]  <TASK>
[    3.504333]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    3.504354]  __dev_change_net_namespace (net/core/dev.c:12635)
[    3.504382]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    3.504404]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    3.504427]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.504454]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.504473]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.504497]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.504525]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.504547]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.504572]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.504608]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.504630]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.504649]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.504671]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.504693]  ___sys_sendmsg (net/socket.c:2752)
[    3.504716]  __sys_sendmsg (net/socket.c:2784)
[    3.504736]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.504757]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.504786] RIP: 0033:0x7f7d8cfbf08e
[    3.504808] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.504904] RSP: 002b:00007ffdf067bf80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.504949] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7d8cfbf08e
[    3.504988] RDX: 0000000000000000 RSI: 00007ffdf067c030 RDI: 0000000000000005
[    3.505035] RBP: 00007ffdf067bf90 R08: 0000000000000000 R09: 0000000000000000
[    3.505075] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.505119] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf067c700
| [    3.505247] ------------[ cut here ]------------
| [    3.505273] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/422
| [    3.505321] Modules linked in:
| [    3.505397] Tainted: [W]=WARN
[    3.505417] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.505453] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.505482] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.505587] RSP: 0018:ff41943ec09b76c8 EFLAGS: 00010286
[    3.505615] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.505664] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    3.505703] RBP: 0000000000000000 R08: ff215c4e444d9490 R09: ff215c4e46158030
[    3.505741] R10: ff215c4e41180120 R11: fefefefefefefeff R12: 0000000000000000
[    3.505788] R13: 0000000000000010 R14: ff215c4e41180000 R15: ff215c4e4202a000
[    3.505829] FS:  00007f7d8cd85840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.505871] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.505898] CR2: 000000000f088988 CR3: 000000000aec7002 CR4: 0000000000771ef0
[    3.505939] PKRU: 55555554
[    3.505954] Call Trace:
[    3.505968]  <TASK>
[    3.505982]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.506000]  __dev_change_net_namespace (net/core/dev.c:12695)
[    3.506030]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    3.506050]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    3.506071]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.506099]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.506122]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.506143]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.506170]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.506191]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.506213]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.506241]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.506262]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.506284]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.506306]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.506328]  ___sys_sendmsg (net/socket.c:2752)
[    3.506350]  __sys_sendmsg (net/socket.c:2784)
[    3.506373]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.506395]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.506423] RIP: 0033:0x7f7d8cfbf08e
[    3.506445] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.506551] RSP: 002b:00007ffdf067bf80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.506600] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7d8cfbf08e
[    3.506639] RDX: 0000000000000000 RSI: 00007ffdf067c030 RDI: 0000000000000005
[    3.506680] RBP: 00007ffdf067bf90 R08: 0000000000000000 R09: 0000000000000000
[    3.506720] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.506761] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf067c700
| [    3.506903] ------------[ cut here ]------------
| [    3.506931] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/422
| [    3.506981] Modules linked in:
| [    3.507069] Tainted: [W]=WARN
[    3.507088] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.507128] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.507156] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.507260] RSP: 0018:ff41943ec09b7720 EFLAGS: 00010286
[    3.507287] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.507327] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    3.507368] RBP: 0000000000000000 R08: ff215c4e444d9490 R09: ff215c4e46158030
[    3.507410] R10: ff215c4e41180120 R11: fefefefefefefeff R12: 0000000000000000
[    3.507453] R13: 0000000000000010 R14: ff215c4e41180000 R15: ff215c4e4202a000
[    3.507497] FS:  00007f7d8cd85840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.507536] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.507575] CR2: 000000000f088988 CR3: 000000000aec7002 CR4: 0000000000771ef0
[    3.507618] PKRU: 55555554
[    3.507633] Call Trace:
[    3.507647]  <TASK>
[    3.507661]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.507683]  __dev_notify_flags (net/core/dev.c:9787)
[    3.507705]  netif_change_flags (net/core/dev.c:9820)
[    3.507728]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.507750]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.507778]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.507797]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.507817]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.507845]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.507868]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.507889]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.507918]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.507943]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.507965]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.507987]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.508009]  ___sys_sendmsg (net/socket.c:2752)
[    3.508031]  __sys_sendmsg (net/socket.c:2784)
[    3.508052]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.508073]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.508101] RIP: 0033:0x7f7d8cfbf08e
[    3.508121] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.508214] RSP: 002b:00007ffdf067bf80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.508255] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7d8cfbf08e
[    3.508300] RDX: 0000000000000000 RSI: 00007ffdf067c030 RDI: 0000000000000005
[    3.508348] RBP: 00007ffdf067bf90 R08: 0000000000000000 R09: 0000000000000000
[    3.508390] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.508434] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf067c700
| [    3.508593] ------------[ cut here ]------------
| [    3.508655] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/45
| [    3.508747] Modules linked in:
| [    3.508887] Tainted: [W]=WARN
[    3.508941] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.509009] Workqueue: events_unbound linkwatch_event
[    3.509077] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.509139] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.509268] RSP: 0018:ff41943ec0193d50 EFLAGS: 00010286
[    3.509329] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    3.509404] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c200
[    3.509477] RBP: 0000000000000000 R08: ff215c4e444d9490 R09: ff215c4e460b4030
[    3.509550] R10: ff215c4e41180120 R11: fefefefefefefeff R12: 0000000000000000
[    3.509630] R13: 0000000000000010 R14: ff215c4e41180000 R15: ff215c4e4190c200
[    3.509706] FS:  0000000000000000(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    3.509782] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.509849] CR2: 00007fe02aa43574 CR3: 0000000008847003 CR4: 0000000000771ef0
[    3.509924] PKRU: 55555554
[    3.509970] Call Trace:
[    3.510023]  <TASK>
[    3.510071]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.510126]  netif_state_change (net/core/dev.c:1605)
[    3.510182]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    3.510237]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    3.510298]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    3.510353]  process_one_work (kernel/workqueue.c:3314)
[    3.510409]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.510464]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.510519]  kthread (kernel/kthread.c:436)
[    3.510581]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.510637]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.510698]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.510753]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.510939] ------------[ cut here ]------------
| [    3.511032] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/45
| [    3.511139] Modules linked in:
| [    3.511345] Tainted: [W]=WARN
[    3.511398] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.511466] Workqueue: events_unbound linkwatch_event
[    3.511573] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.511668] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.511804] RSP: 0018:ff41943ec0193d50 EFLAGS: 00010286
[    3.511866] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    3.511948] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c200
[    3.512054] RBP: 0000000000000000 R08: ff215c4e41dbe290 R09: ff215c4e460b4030
[    3.512130] R10: ff215c4e460c3120 R11: fefefefefefefeff R12: 0000000000000000
[    3.512217] R13: 0000000000000010 R14: ff215c4e460c3000 R15: ff215c4e4190c200
[    3.512325] FS:  0000000000000000(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    3.512404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.512474] CR2: 00007fe02aa43574 CR3: 0000000008847003 CR4: 0000000000771ef0
[    3.512552] PKRU: 55555554
[    3.512605] Call Trace:
[    3.512655]  <TASK>
[    3.512702]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.512759]  netif_state_change (net/core/dev.c:1605)
[    3.512854]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    3.512943]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    3.513005]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    3.513063]  process_one_work (kernel/workqueue.c:3314)
[    3.513145]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.513202]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.513253]  kthread (kernel/kthread.c:436)
[    3.513310]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.513399]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.513455]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.513511]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.519846] ------------[ cut here ]------------
| [    3.519874] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/425
| [    3.519931] Modules linked in:
| [    3.520019] Tainted: [W]=WARN
[    3.520039] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.520072] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.520101] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.520198] RSP: 0018:ff41943ec09c75f0 EFLAGS: 00010286
[    3.520228] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.520266] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.520307] RBP: 0000000000000000 R08: ff215c4e444126d0 R09: ff215c4e446f8030
[    3.520348] R10: ff215c4e4615f120 R11: fefefefefefefeff R12: 0000000000000000
[    3.520389] R13: 0000000000000010 R14: ff215c4e4615f000 R15: ff215c4e42029100
[    3.520425] FS:  00007fc3a6771840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.520467] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.520499] CR2: 000000000042ebe0 CR3: 000000000a9d7006 CR4: 0000000000771ef0
[    3.520539] PKRU: 55555554
[    3.520552] Call Trace:
[    3.520573]  <TASK>
[    3.520589]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.520610]  __dev_notify_flags (net/core/dev.c:9787)
[    3.520632]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    3.520655]  veth_newlink (drivers/net/veth.c:1871)
[    3.520680]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    3.520704]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.520734]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.520760]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    3.520790]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.520817]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.520838]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.520859]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.520881]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.520903]  ___sys_sendmsg (net/socket.c:2752)
[    3.520921]  __sys_sendmsg (net/socket.c:2784)
[    3.520941]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.520966]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.520993] RIP: 0033:0x7fc3a69ab08e
[    3.521019] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.521119] RSP: 002b:00007fff78dc1e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.521166] RAX: ffffffffffffffda RBX: 00007fff78dc2638 RCX: 00007fc3a69ab08e
[    3.521207] RDX: 0000000000000000 RSI: 00007fff78dc1f40 RDI: 0000000000000005
[    3.521246] RBP: 00007fff78dc1ea0 R08: 0000000000000000 R09: 0000000000000000
[    3.521284] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.521327] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff78dc2610
| [    3.521491] ------------[ cut here ]------------
| [    3.521517] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/425
| [    3.521568] Modules linked in:
| [    3.521648] Tainted: [W]=WARN
[    3.521669] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.521702] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.521730] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.521828] RSP: 0018:ff41943ec09c7870 EFLAGS: 00010286
[    3.521856] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.521899] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.521941] RBP: 0000000000000000 R08: ff215c4e444352d0 R09: ff215c4e4615e030
[    3.521983] R10: ff215c4e46158120 R11: fefefefefefefeff R12: 0000000000000000
[    3.522032] R13: 0000000000000010 R14: ff215c4e46158000 R15: ff215c4e42029100
[    3.522081] FS:  00007fc3a6771840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.522120] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.522157] CR2: 000000000042ebe0 CR3: 000000000a9d7006 CR4: 0000000000771ef0
[    3.522200] PKRU: 55555554
[    3.522214] Call Trace:
[    3.522228]  <TASK>
[    3.522243]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.522263]  __dev_notify_flags (net/core/dev.c:9787)
[    3.522284]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    3.522306]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    3.522329]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.522356]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.522382]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    3.522412]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.522442]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.522462]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.522483]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.522505]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.522523]  ___sys_sendmsg (net/socket.c:2752)
[    3.522544]  __sys_sendmsg (net/socket.c:2784)
[    3.522566]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.522587]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.522615] RIP: 0033:0x7fc3a69ab08e
[    3.522636] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.522732] RSP: 002b:00007fff78dc1e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.522775] RAX: ffffffffffffffda RBX: 00007fff78dc2638 RCX: 00007fc3a69ab08e
[    3.522821] RDX: 0000000000000000 RSI: 00007fff78dc1f40 RDI: 0000000000000005
[    3.522866] RBP: 00007fff78dc1ea0 R08: 0000000000000000 R09: 0000000000000000
[    3.522911] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.522951] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff78dc2610
| [    3.525900] ------------[ cut here ]------------
| [    3.525931] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/426
| [    3.525983] Modules linked in:
| [    3.526065] Tainted: [W]=WARN
[    3.526090] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.526126] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.526153] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.526252] RSP: 0018:ff41943ec09cf720 EFLAGS: 00010286
[    3.526285] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.526329] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    3.526371] RBP: 0000000000000000 R08: ff215c4e444352d0 R09: ff215c4e4472b030
[    3.526414] R10: ff215c4e46158120 R11: fefefefefefefeff R12: 0000000000000000
[    3.526452] R13: 0000000000000010 R14: ff215c4e46158000 R15: ff215c4e41ddc300
[    3.526498] FS:  00007ff183d64840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    3.526540] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.526570] CR2: 00000000209e6988 CR3: 000000000b95c001 CR4: 0000000000771ef0
[    3.526616] PKRU: 55555554
[    3.526630] Call Trace:
[    3.526645]  <TASK>
[    3.526660]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.526683]  __dev_notify_flags (net/core/dev.c:9787)
[    3.526706]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    3.526728]  netif_change_flags (net/core/dev.c:9820)
[    3.526750]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.526772]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.526802]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.526825]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.526847]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.526876]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.526898]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.526921]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.526948]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.526969]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.526990]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.527018]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.527041]  ___sys_sendmsg (net/socket.c:2752)
[    3.527063]  __sys_sendmsg (net/socket.c:2784)
[    3.527081]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.527106]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.527136] RIP: 0033:0x7ff183f9e08e
[    3.527157] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.527255] RSP: 002b:00007fff16697610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.527293] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff183f9e08e
[    3.527333] RDX: 0000000000000000 RSI: 00007fff166976c0 RDI: 0000000000000005
[    3.527373] RBP: 00007fff16697620 R08: 0000000000000000 R09: 0000000000000000
[    3.527412] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.527450] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff16697d90
| [    3.549575] ------------[ cut here ]------------
| [    3.549608] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/431
| [    3.549664] Modules linked in:
| [    3.549741] Tainted: [W]=WARN
[    3.549762] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.549797] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.549831] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.549932] RSP: 0018:ff41943ec09ef6d8 EFLAGS: 00010286
[    3.549964] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.550009] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    3.550055] RBP: 0000000000000000 R08: ff215c4e444126d0 R09: ff215c4e46177830
[    3.550094] R10: ff215c4e4615f120 R11: fefefefefefefeff R12: ff41943ec09ef78c
[    3.550135] R13: 0000000000000011 R14: ff215c4e4615f000 R15: ff215c4e4202a000
[    3.550177] FS:  00007fc6f2e84840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.550222] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.550253] CR2: 000000000197a988 CR3: 000000000637f001 CR4: 0000000000771ef0
[    3.550302] PKRU: 55555554
[    3.550317] Call Trace:
[    3.550332]  <TASK>
[    3.550347]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    3.550368]  __dev_change_net_namespace (net/core/dev.c:12635)
[    3.550395]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    3.550416]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    3.550436]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.550466]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.550487]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.550508]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.550535]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.550556]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.550581]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.550609]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.550631]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.550653]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.550674]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.550696]  ___sys_sendmsg (net/socket.c:2752)
[    3.550718]  __sys_sendmsg (net/socket.c:2784)
[    3.550740]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.550763]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.550789] RIP: 0033:0x7fc6f30be08e
[    3.550809] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.550906] RSP: 002b:00007ffeef3cefb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.550948] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc6f30be08e
[    3.550994] RDX: 0000000000000000 RSI: 00007ffeef3cf060 RDI: 0000000000000005
[    3.551037] RBP: 00007ffeef3cefc0 R08: 0000000000000000 R09: 0000000000000000
[    3.551080] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.551116] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeef3cf730
| [    3.551236] ------------[ cut here ]------------
| [    3.551263] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/431
| [    3.551315] Modules linked in:
| [    3.551390] Tainted: [W]=WARN
[    3.551410] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.551443] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.551471] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.551567] RSP: 0018:ff41943ec09ef6c8 EFLAGS: 00010286
[    3.551595] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.551638] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    3.551679] RBP: 0000000000000000 R08: ff215c4e444126d0 R09: ff215c4e4615e030
[    3.551719] R10: ff215c4e4615f120 R11: fefefefefefefeff R12: 0000000000000000
[    3.551758] R13: 0000000000000010 R14: ff215c4e4615f000 R15: ff215c4e4202a000
[    3.551797] FS:  00007fc6f2e84840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.551836] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.551874] CR2: 000000000197a988 CR3: 000000000637f001 CR4: 0000000000771ef0
[    3.551914] PKRU: 55555554
[    3.551928] Call Trace:
[    3.551940]  <TASK>
[    3.551955]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.551980]  __dev_change_net_namespace (net/core/dev.c:12695)
[    3.552010]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    3.552035]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    3.552055]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.552083]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.552104]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.552126]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.552153]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.552175]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.552197]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.552223]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.552245]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.552267]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.552289]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.552310]  ___sys_sendmsg (net/socket.c:2752)
[    3.552334]  __sys_sendmsg (net/socket.c:2784)
[    3.552354]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.552371]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.552399] RIP: 0033:0x7fc6f30be08e
[    3.552418] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.552510] RSP: 002b:00007ffeef3cefb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.552553] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc6f30be08e
[    3.552598] RDX: 0000000000000000 RSI: 00007ffeef3cf060 RDI: 0000000000000005
[    3.552639] RBP: 00007ffeef3cefc0 R08: 0000000000000000 R09: 0000000000000000
[    3.552682] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.552723] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeef3cf730
| [    3.552832] ------------[ cut here ]------------
| [    3.552863] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/431
| [    3.552909] Modules linked in:
| [    3.552986] Tainted: [W]=WARN
[    3.553009] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.553045] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.553073] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.553166] RSP: 0018:ff41943ec09ef720 EFLAGS: 00010286
[    3.553194] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.553232] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    3.553270] RBP: 0000000000000000 R08: ff215c4e444126d0 R09: ff215c4e4615e030
[    3.553312] R10: ff215c4e4615f120 R11: fefefefefefefeff R12: 0000000000000000
[    3.553353] R13: 0000000000000010 R14: ff215c4e4615f000 R15: ff215c4e4202a000
[    3.553396] FS:  00007fc6f2e84840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.553439] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.553472] CR2: 000000000197a988 CR3: 000000000637f001 CR4: 0000000000771ef0
[    3.553513] PKRU: 55555554
[    3.553526] Call Trace:
[    3.553539]  <TASK>
[    3.553553]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.553582]  __dev_notify_flags (net/core/dev.c:9787)
[    3.553604]  netif_change_flags (net/core/dev.c:9820)
[    3.553626]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.553648]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.553673]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.553696]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.553717]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.553744]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.553762]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.553782]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.553809]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.553831]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.553852]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.553874]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.553894]  ___sys_sendmsg (net/socket.c:2752)
[    3.553914]  __sys_sendmsg (net/socket.c:2784)
[    3.553935]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.553955]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.553981] RIP: 0033:0x7fc6f30be08e
[    3.554001] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.554098] RSP: 002b:00007ffeef3cefb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.554139] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc6f30be08e
[    3.554179] RDX: 0000000000000000 RSI: 00007ffeef3cf060 RDI: 0000000000000005
[    3.554222] RBP: 00007ffeef3cefc0 R08: 0000000000000000 R09: 0000000000000000
[    3.554263] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.554307] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeef3cf730
| [    3.554407] ------------[ cut here ]------------
| [    3.554437] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/45
| [    3.554496] Modules linked in:
| [    3.554581] Tainted: [W]=WARN
[    3.554602] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.554634] Workqueue: events_unbound linkwatch_event
[    3.554661] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.554690] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.554784] RSP: 0018:ff41943ec0193d50 EFLAGS: 00010286
[    3.554813] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    3.554854] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    3.554897] RBP: 0000000000000000 R08: ff215c4e444352d0 R09: ff215c4e4615e030
[    3.554945] R10: ff215c4e46158120 R11: fefefefefefefeff R12: 0000000000000000
[    3.554985] R13: 0000000000000010 R14: ff215c4e46158000 R15: ff215c4e42029100
[    3.555035] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    3.555080] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.555117] CR2: 000000000197a988 CR3: 000000000637f001 CR4: 0000000000771ef0
[    3.555159] PKRU: 55555554
[    3.555171] Call Trace:
[    3.555182]  <TASK>
[    3.555198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.555218]  netif_state_change (net/core/dev.c:1605)
[    3.555238]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    3.555259]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    3.555288]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    3.555309]  process_one_work (kernel/workqueue.c:3314)
[    3.555331]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.555356]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.555374]  kthread (kernel/kthread.c:436)
[    3.555393]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.555423]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.555447]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.555467]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.558348] ------------[ cut here ]------------
| [    3.558411] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/432
| [    3.558499] Modules linked in:
| [    3.558650] Tainted: [W]=WARN
[    3.558704] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.558770] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.558830] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.558955] RSP: 0018:ff41943ec09f76d0 EFLAGS: 00010286
[    3.559021] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    3.559094] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c200
[    3.559167] RBP: 0000000000000000 R08: ff215c4e444126d0 R09: ff215c4e460b4030
[    3.559240] R10: ff215c4e4615f120 R11: fefefefefefefeff R12: 0000000000000000
[    3.559313] R13: 0000000000000010 R14: ff215c4e4615f000 R15: ff215c4e4190c200
[    3.559389] FS:  00007f96d0b94840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    3.559464] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.559530] CR2: 00000000004ebb50 CR3: 0000000009f5f002 CR4: 0000000000771ef0
[    3.559609] PKRU: 55555554
[    3.559656] Call Trace:
[    3.559702]  <TASK>
[    3.559749]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.559803]  netif_state_change (net/core/dev.c:1605)
[    3.559859]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    3.559913]  linkwatch_sync_dev (net/core/link_watch.c:295)
[    3.559967]  rtnl_getlink (net/core/rtnetlink.c:4273)
[    3.560029]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[    3.560090]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.560145]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    3.560206]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.560268]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.560323]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.560378]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.560438]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.560494]  ___sys_sendmsg (net/socket.c:2752)
[    3.560549]  __sys_sendmsg (net/socket.c:2784)
[    3.560611]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.560666]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.560727] RIP: 0033:0x7f96d0dce08e
[    3.560780] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.560904] RSP: 002b:00007fff9b607480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.560978] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f96d0dce08e
[    3.561056] RDX: 0000000000000000 RSI: 00007fff9b607530 RDI: 0000000000000006
[    3.561129] RBP: 00007fff9b607490 R08: 0000000000000000 R09: 0000000000000000
[    3.561201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    3.561275] R13: 00007fff9b6075e0 R14: 0000000000000000 R15: 00007fff9b608150
| [    3.987063] ------------[ cut here ]------------
| [    3.987115] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    3.987172] Modules linked in:
| [    3.987259] Tainted: [W]=WARN
[    3.987279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.987311] Workqueue: netns cleanup_net
[    3.987332] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.987360] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.987448] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    3.987473] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.987509] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    3.987546] RBP: 0000000000000000 R08: ff215c4e444b1190 R09: ff215c4e46167830
[    3.987594] R10: ff215c4e4616e120 R11: fefefefefefefeff R12: 0000000000000000
[    3.987632] R13: 0000000000000011 R14: ff215c4e4616e000 R15: ff215c4e42028b00
[    3.987672] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    3.987711] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.987744] CR2: 00007fea2bb38574 CR3: 0000000008847001 CR4: 0000000000771ef0
[    3.987783] PKRU: 55555554
[    3.987796] Call Trace:
[    3.987809]  <TASK>
[    3.987824]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.987859]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.987885]  cleanup_net (net/core/net_namespace.c:702)
[    3.987907]  process_one_work (kernel/workqueue.c:3314)
[    3.987928]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.987949]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.987967]  kthread (kernel/kthread.c:436)
[    3.987994]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.988014]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.988040]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.988063]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.988181] ------------[ cut here ]------------
| [    3.988212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    3.988262] Modules linked in:
| [    3.988338] Tainted: [W]=WARN
[    3.988362] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.988400] Workqueue: netns cleanup_net
[    3.988423] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.988454] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.988543] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    3.988574] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.988616] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    3.988652] RBP: 0000000000000000 R08: ff215c4e44412750 R09: ff215c4e46166830
[    3.988693] R10: ff215c4e4616c120 R11: fefefefefefefeff R12: 0000000000000000
[    3.988733] R13: 0000000000000011 R14: ff215c4e4616c000 R15: ff215c4e42028b00
[    3.988774] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    3.988821] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.988855] CR2: 00007fea2bb38574 CR3: 0000000008847001 CR4: 0000000000771ef0
[    3.988892] PKRU: 55555554
[    3.988906] Call Trace:
[    3.988919]  <TASK>
[    3.988934]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.988959]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.988980]  cleanup_net (net/core/net_namespace.c:702)
[    3.988999]  process_one_work (kernel/workqueue.c:3314)
[    3.989032]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.989054]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.989072]  kthread (kernel/kthread.c:436)
[    3.989093]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.989115]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.989142]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.989165]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.989263] ------------[ cut here ]------------
| [    3.989291] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    3.989340] Modules linked in:
| [    3.989422] Tainted: [W]=WARN
[    3.989440] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.989470] Workqueue: netns cleanup_net
[    3.989489] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.989513] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.989601] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    3.989627] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.989667] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    3.989703] RBP: 0000000000000000 R08: ff215c4e418bac90 R09: ff215c4e46161834
[    3.989738] R10: ff215c4e460b6120 R11: fefefefefefefeff R12: 0000000000000000
[    3.989777] R13: 0000000000000011 R14: ff215c4e460b6000 R15: ff215c4e42028b00
[    3.989814] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    3.989853] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.989884] CR2: 00007fea2bb38574 CR3: 0000000008847001 CR4: 0000000000771ef0
[    3.989923] PKRU: 55555554
[    3.989938] Call Trace:
[    3.989952]  <TASK>
[    3.989965]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.989992]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.990011]  cleanup_net (net/core/net_namespace.c:702)
[    3.990036]  process_one_work (kernel/workqueue.c:3314)
[    3.990059]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.990082]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.990106]  kthread (kernel/kthread.c:436)
[    3.990128]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.990148]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.990170]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.990200]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.990293] ------------[ cut here ]------------
| [    3.990326] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    3.990386] Modules linked in:
| [    3.990452] Tainted: [W]=WARN
[    3.990470] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.990500] Workqueue: netns cleanup_net
[    3.990525] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.990552] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.990637] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    3.990663] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.990702] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    3.990742] RBP: 0000000000000000 R08: ff215c4e44435d90 R09: ff215c4e44727030
[    3.990781] R10: ff215c4e460b1120 R11: fefefefefefefeff R12: 0000000000000000
[    3.990818] R13: 0000000000000011 R14: ff215c4e460b1000 R15: ff215c4e42028b00
[    3.990863] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    3.990911] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.990942] CR2: 00007fea2bb38574 CR3: 0000000008847001 CR4: 0000000000771ef0
[    3.990982] PKRU: 55555554
[    3.990995] Call Trace:
[    3.991007]  <TASK>
[    3.991023]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.991049]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.991072]  cleanup_net (net/core/net_namespace.c:702)
[    3.991099]  process_one_work (kernel/workqueue.c:3314)
[    3.991127]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.991148]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.991167]  kthread (kernel/kthread.c:436)
[    3.991186]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.991207]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.991229]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.991248]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.991345] ------------[ cut here ]------------
| [    3.991371] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    3.991429] Modules linked in:
| [    3.991512] Tainted: [W]=WARN
[    3.991530] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.991559] Workqueue: netns cleanup_net
[    3.991591] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.991620] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    3.991713] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    3.991737] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.991774] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    3.991815] RBP: 0000000000000000 R08: ff215c4e4445f1d0 R09: ff215c4e4618a030
[    3.991852] R10: ff215c4e446fc120 R11: fefefefefefefeff R12: 0000000000000000
[    3.991893] R13: 0000000000000011 R14: ff215c4e446fc000 R15: ff215c4e42028b00
[    3.991934] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    3.991974] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.992006] CR2: 00007fea2bb38574 CR3: 0000000008847001 CR4: 0000000000771ef0
[    3.992047] PKRU: 55555554
[    3.992061] Call Trace:
[    3.992075]  <TASK>
[    3.992088]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.992123]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.992148]  cleanup_net (net/core/net_namespace.c:702)
[    3.992168]  process_one_work (kernel/workqueue.c:3314)
[    3.992189]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.992212]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.992232]  kthread (kernel/kthread.c:436)
[    3.992253]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.992273]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.992292]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.992313]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.000612] ------------[ cut here ]------------
| [    4.000652] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.000704] Modules linked in:
| [    4.000778] Tainted: [W]=WARN
[    4.000795] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.000825] Workqueue: netns cleanup_net
[    4.000844] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.000869] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.000956] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    4.000980] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    4.001021] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.001060] RBP: 0000000000000000 R08: ff215c4e444126d0 R09: ff215c4e446fc030
[    4.001099] R10: ff215c4e4615f120 R11: fefefefefefefeff R12: 0000000000000000
[    4.001141] R13: 0000000000000010 R14: ff215c4e4615f000 R15: ff215c4e42028b00
[    4.001182] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.001222] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.001256] CR2: 00007f4eb8b64264 CR3: 000000000b009005 CR4: 0000000000771ef0
[    4.001295] PKRU: 55555554
[    4.001309] Call Trace:
[    4.001321]  <TASK>
[    4.001334]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.001355]  netif_close_many (net/core/dev.c:1804)
[    4.001375]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    4.001401]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    4.001427]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.001453]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.001475]  cleanup_net (net/core/net_namespace.c:702)
[    4.001499]  process_one_work (kernel/workqueue.c:3314)
[    4.001519]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.001543]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.001565]  kthread (kernel/kthread.c:436)
[    4.001586]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.001606]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.001626]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.001647]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.001737] ------------[ cut here ]------------
| [    4.001764] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.001819] Modules linked in:
| [    4.001898] Tainted: [W]=WARN
[    4.001920] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.001954] Workqueue: netns cleanup_net
[    4.001973] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.001998] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.002092] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    4.002115] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    4.002158] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.002196] RBP: 0000000000000000 R08: ff215c4e444352d0 R09: ff215c4e446fc030
[    4.002234] R10: ff215c4e46158120 R11: fefefefefefefeff R12: 0000000000000000
[    4.002269] R13: 0000000000000010 R14: ff215c4e46158000 R15: ff215c4e42028b00
[    4.002307] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.002348] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.002381] CR2: 00007f4eb8b64264 CR3: 0000000008847001 CR4: 0000000000771ef0
[    4.002424] PKRU: 55555554
[    4.002438] Call Trace:
[    4.002451]  <TASK>
[    4.002466]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.002486]  netif_close_many (net/core/dev.c:1804)
[    4.002508]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    4.002531]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    4.002557]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.002590]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.002612]  cleanup_net (net/core/net_namespace.c:702)
[    4.002636]  process_one_work (kernel/workqueue.c:3314)
[    4.002657]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.002677]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.002698]  kthread (kernel/kthread.c:436)
[    4.002718]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.002739]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.002763]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.002783]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.002859] ------------[ cut here ]------------
| [    4.002885] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.002937] Modules linked in:
| [    4.003006] Tainted: [W]=WARN
[    4.003029] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.003062] Workqueue: netns cleanup_net
[    4.003085] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.003109] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.003205] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    4.003234] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    4.003270] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.003307] RBP: 0000000000000000 R08: ff215c4e444d9490 R09: ff215c4e446fc030
[    4.003343] R10: ff215c4e41180120 R11: fefefefefefefeff R12: 0000000000000000
[    4.003378] R13: 0000000000000010 R14: ff215c4e41180000 R15: ff215c4e42028b00
[    4.003414] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.003452] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.003486] CR2: 00007f4eb8b64264 CR3: 0000000008847001 CR4: 0000000000771ef0
[    4.003529] PKRU: 55555554
[    4.003543] Call Trace:
[    4.003557]  <TASK>
[    4.003570]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.003592]  netif_close_many (net/core/dev.c:1804)
[    4.003615]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    4.003639]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    4.003666]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.003699]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.003720]  cleanup_net (net/core/net_namespace.c:702)
[    4.003746]  process_one_work (kernel/workqueue.c:3314)
[    4.003766]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.003793]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.003812]  kthread (kernel/kthread.c:436)
[    4.003831]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.003852]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.003872]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.003894]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.003967] ------------[ cut here ]------------
| [    4.003992] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.004047] Modules linked in:
| [    4.004126] Tainted: [W]=WARN
[    4.004144] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.004184] Workqueue: netns cleanup_net
[    4.004204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.004230] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.004318] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    4.004346] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    4.004384] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.004419] RBP: 0000000000000000 R08: ff215c4e41dbe290 R09: ff215c4e446fc030
[    4.004461] R10: ff215c4e460c3120 R11: fefefefefefefeff R12: 0000000000000000
[    4.004503] R13: 0000000000000010 R14: ff215c4e460c3000 R15: ff215c4e42028b00
[    4.004544] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.004599] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.004634] CR2: 00007f4eb8b64264 CR3: 0000000008847001 CR4: 0000000000771ef0
[    4.004677] PKRU: 55555554
[    4.004692] Call Trace:
[    4.004706]  <TASK>
[    4.004721]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.004742]  netif_close_many (net/core/dev.c:1804)
[    4.004763]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    4.004792]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    4.004818]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.004842]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.004865]  cleanup_net (net/core/net_namespace.c:702)
[    4.004885]  process_one_work (kernel/workqueue.c:3314)
[    4.004909]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.004930]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.004949]  kthread (kernel/kthread.c:436)
[    4.004970]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.004991]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.005012]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.005037]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.005112] ------------[ cut here ]------------
| [    4.005141] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.005196] Modules linked in:
| [    4.005270] Tainted: [W]=WARN
[    4.005291] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.005324] Workqueue: netns cleanup_net
[    4.005345] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.005377] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.005467] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    4.005499] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    4.005538] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.005579] RBP: 0000000000000000 R08: ff215c4e418ba850 R09: ff215c4e446fc030
[    4.005630] R10: ff215c4e446cd120 R11: fefefefefefefeff R12: 0000000000000000
[    4.005671] R13: 0000000000000010 R14: ff215c4e446cd000 R15: ff215c4e42028b00
[    4.005714] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.005758] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.005790] CR2: 00007f4eb8b64264 CR3: 0000000008847001 CR4: 0000000000771ef0
[    4.005827] PKRU: 55555554
[    4.005839] Call Trace:
[    4.005855]  <TASK>
[    4.005867]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.005888]  netif_close_many (net/core/dev.c:1804)
[    4.005913]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    4.005944]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    4.005974]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.006001]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.006025]  cleanup_net (net/core/net_namespace.c:702)
[    4.006047]  process_one_work (kernel/workqueue.c:3314)
[    4.006065]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.006086]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.006103]  kthread (kernel/kthread.c:436)
[    4.006123]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.006145]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.006164]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.006183]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.006253] ------------[ cut here ]------------
| [    4.006283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.006332] Modules linked in:
| [    4.006407] Tainted: [W]=WARN
[    4.006431] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.006466] Workqueue: netns cleanup_net
[    4.006487] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.006510] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.006597] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    4.006622] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    4.006658] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.006697] RBP: 0000000000000000 R08: ff215c4e4193f610 R09: ff215c4e446fc030
[    4.006736] R10: ff215c4e46128120 R11: fefefefefefefeff R12: 0000000000000000
[    4.006774] R13: 0000000000000010 R14: ff215c4e46128000 R15: ff215c4e42028b00
[    4.006814] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.006853] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.006886] CR2: 00007f4eb8b64264 CR3: 0000000008847001 CR4: 0000000000771ef0
[    4.006925] PKRU: 55555554
[    4.006943] Call Trace:
[    4.006955]  <TASK>
[    4.006970]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.006990]  netif_close_many (net/core/dev.c:1804)
[    4.007010]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    4.007038]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    4.007063]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.007090]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.007111]  cleanup_net (net/core/net_namespace.c:702)
[    4.007131]  process_one_work (kernel/workqueue.c:3314)
[    4.007152]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.007172]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.007193]  kthread (kernel/kthread.c:436)
[    4.007216]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.007236]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.007255]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.007276]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.007350] ------------[ cut here ]------------
| [    4.007374] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.007421] Modules linked in:
| [    4.007496] Tainted: [W]=WARN
[    4.007513] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.007544] Workqueue: netns cleanup_net
[    4.007564] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.007587] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.007670] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    4.007696] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    4.007734] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.007773] RBP: 0000000000000000 R08: ff215c4e44403710 R09: ff215c4e446fc02c
[    4.007810] R10: ff215c4e4616d120 R11: fefefefefefefeff R12: 0000000000000000
[    4.007849] R13: 0000000000000010 R14: ff215c4e4616d000 R15: ff215c4e42028b00
[    4.007889] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.007931] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.007961] CR2: 00007f4eb8b64264 CR3: 0000000008847001 CR4: 0000000000771ef0
[    4.007999] PKRU: 55555554
[    4.008013] Call Trace:
[    4.008027]  <TASK>
[    4.008042]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.008061]  netif_close_many (net/core/dev.c:1804)
[    4.008082]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    4.008109]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    4.008138]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.008164]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.008185]  cleanup_net (net/core/net_namespace.c:702)
[    4.008206]  process_one_work (kernel/workqueue.c:3314)
[    4.008227]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.008248]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.008268]  kthread (kernel/kthread.c:436)
[    4.008289]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.008309]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.008328]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.008351]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.008461] ------------[ cut here ]------------
| [    4.008487] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.008547] Modules linked in:
| [    4.008618] Tainted: [W]=WARN
[    4.008638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.008670] Workqueue: netns cleanup_net
[    4.008693] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.008718] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.008807] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    4.008833] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.008880] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.008919] RBP: 0000000000000000 R08: ff215c4e444126d0 R09: ff215c4e46170030
[    4.008959] R10: ff215c4e4615f120 R11: fefefefefefefeff R12: 0000000000000000
[    4.008994] R13: 0000000000000011 R14: ff215c4e4615f000 R15: ff215c4e42028b00
[    4.009032] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.009071] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.009103] CR2: 00007f4eb8b64264 CR3: 0000000008847001 CR4: 0000000000771ef0
[    4.009139] PKRU: 55555554
[    4.009153] Call Trace:
[    4.009165]  <TASK>
[    4.009176]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.009202]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.009227]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.009250]  cleanup_net (net/core/net_namespace.c:702)
[    4.009274]  process_one_work (kernel/workqueue.c:3314)
[    4.009294]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.009315]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.009333]  kthread (kernel/kthread.c:436)
[    4.009355]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.009377]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.009397]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.009418]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.009531] ------------[ cut here ]------------
| [    4.009557] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.009609] Modules linked in:
| [    4.009681] Tainted: [W]=WARN
[    4.009702] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.009733] Workqueue: netns cleanup_net
[    4.009753] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.009778] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.009862] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    4.009888] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.009927] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.009966] RBP: 0000000000000000 R08: ff215c4e444352d0 R09: ff215c4e4618f830
[    4.010002] R10: ff215c4e46158120 R11: fefefefefefefeff R12: 0000000000000000
[    4.010048] R13: 0000000000000011 R14: ff215c4e46158000 R15: ff215c4e42028b00
[    4.010089] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.010128] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.010161] CR2: 00007f4eb8b64264 CR3: 0000000008847001 CR4: 0000000000771ef0
[    4.010200] PKRU: 55555554
[    4.010215] Call Trace:
[    4.010228]  <TASK>
[    4.010242]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.010270]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.010297]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.010319]  cleanup_net (net/core/net_namespace.c:702)
[    4.010339]  process_one_work (kernel/workqueue.c:3314)
[    4.010359]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.010377]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.010397]  kthread (kernel/kthread.c:436)
[    4.010419]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.010440]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.010460]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.010481]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.010582] ------------[ cut here ]------------
| [    4.010611] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.010663] Modules linked in:
| [    4.010745] Tainted: [W]=WARN
[    4.010762] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.010792] Workqueue: netns cleanup_net
[    4.010809] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.010839] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.010925] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    4.010953] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.011001] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.011040] RBP: 0000000000000000 R08: ff215c4e444d9490 R09: ff215c4e413d7830
[    4.011084] R10: ff215c4e41180120 R11: fefefefefefefeff R12: 0000000000000000
[    4.011126] R13: 0000000000000011 R14: ff215c4e41180000 R15: ff215c4e42028b00
[    4.011161] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.011201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.011233] CR2: 00007f4eb8b64264 CR3: 0000000008847001 CR4: 0000000000771ef0
[    4.011271] PKRU: 55555554
[    4.011286] Call Trace:
[    4.011298]  <TASK>
[    4.011309]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.011336]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.011362]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.011383]  cleanup_net (net/core/net_namespace.c:702)
[    4.011402]  process_one_work (kernel/workqueue.c:3314)
[    4.011420]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.011441]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.011461]  kthread (kernel/kthread.c:436)
[    4.011482]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.011504]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.011524]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.011545]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.011644] ------------[ cut here ]------------
| [    4.011671] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.011721] Modules linked in:
| [    4.011787] Tainted: [W]=WARN
[    4.011804] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.011836] Workqueue: netns cleanup_net
[    4.011854] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.011880] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.011970] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    4.011995] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.012035] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.012072] RBP: 0000000000000000 R08: ff215c4e41dbe290 R09: ff215c4e446c2830
[    4.012111] R10: ff215c4e460c3120 R11: fefefefefefefeff R12: 0000000000000000
[    4.012148] R13: 0000000000000011 R14: ff215c4e460c3000 R15: ff215c4e42028b00
[    4.012187] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.012225] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.012258] CR2: 00007f4eb8b64264 CR3: 0000000008847001 CR4: 0000000000771ef0
[    4.012303] PKRU: 55555554
[    4.012315] Call Trace:
[    4.012331]  <TASK>
[    4.012343]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.012372]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.012398]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.012417]  cleanup_net (net/core/net_namespace.c:702)
[    4.012440]  process_one_work (kernel/workqueue.c:3314)
[    4.012460]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.012479]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.012501]  kthread (kernel/kthread.c:436)
[    4.012523]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.012545]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.012582]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.012604]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.012701] ------------[ cut here ]------------
| [    4.012728] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.012779] Modules linked in:
| [    4.012851] Tainted: [W]=WARN
[    4.012870] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.012901] Workqueue: netns cleanup_net
[    4.012923] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.012948] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.013041] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    4.013065] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.013101] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.013138] RBP: 0000000000000000 R08: ff215c4e418ba850 R09: ff215c4e44725030
[    4.013176] R10: ff215c4e446cd120 R11: fefefefefefefeff R12: 0000000000000000
[    4.013212] R13: 0000000000000011 R14: ff215c4e446cd000 R15: ff215c4e42028b00
[    4.013252] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.013292] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.013326] CR2: 00007f4eb8b64264 CR3: 0000000008847001 CR4: 0000000000771ef0
[    4.013365] PKRU: 55555554
[    4.013379] Call Trace:
[    4.013392]  <TASK>
[    4.013405]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.013432]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.013457]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.013475]  cleanup_net (net/core/net_namespace.c:702)
[    4.013494]  process_one_work (kernel/workqueue.c:3314)
[    4.013514]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.013532]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.013555]  kthread (kernel/kthread.c:436)
[    4.013578]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.013601]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.013623]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.013643]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.013741] ------------[ cut here ]------------
| [    4.013769] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.013817] Modules linked in:
| [    4.013887] Tainted: [W]=WARN
[    4.013908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.013941] Workqueue: netns cleanup_net
[    4.013960] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.013984] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.014075] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    4.014098] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.014133] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.014167] RBP: 0000000000000000 R08: ff215c4e4193f610 R09: ff215c4e446c4030
[    4.014204] R10: ff215c4e46128120 R11: fefefefefefefeff R12: 0000000000000000
[    4.014245] R13: 0000000000000011 R14: ff215c4e46128000 R15: ff215c4e42028b00
[    4.014286] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.014327] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.014361] CR2: 00007f4eb8b64264 CR3: 0000000008847001 CR4: 0000000000771ef0
[    4.014402] PKRU: 55555554
[    4.014416] Call Trace:
[    4.014429]  <TASK>
[    4.014444]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.014474]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.014499]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.014518]  cleanup_net (net/core/net_namespace.c:702)
[    4.014543]  process_one_work (kernel/workqueue.c:3314)
[    4.014566]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.014588]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.014608]  kthread (kernel/kthread.c:436)
[    4.014628]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.014649]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.014670]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.014690]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.014783] ------------[ cut here ]------------
| [    4.014809] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.014857] Modules linked in:
| [    4.014929] Tainted: [W]=WARN
[    4.014949] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.014981] Workqueue: netns cleanup_net
[    4.015001] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.015029] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.015115] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    4.015141] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.015179] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.015217] RBP: 0000000000000000 R08: ff215c4e44403710 R09: ff215c4e463ca02c
[    4.015258] R10: ff215c4e4616d120 R11: fefefefefefefeff R12: 0000000000000000
[    4.015295] R13: 0000000000000011 R14: ff215c4e4616d000 R15: ff215c4e42028b00
[    4.015334] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.015374] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.015404] CR2: 00007f4eb8b64264 CR3: 0000000008847001 CR4: 0000000000771ef0
[    4.015443] PKRU: 55555554
[    4.015460] Call Trace:
[    4.015475]  <TASK>
[    4.015489]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.015516]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.015545]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.015571]  cleanup_net (net/core/net_namespace.c:702)
[    4.015592]  process_one_work (kernel/workqueue.c:3314)
[    4.015612]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.015636]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.015656]  kthread (kernel/kthread.c:436)
[    4.015677]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.015697]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.015717]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.015737]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.026973] ------------[ cut here ]------------
| [    4.027007] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/582
| [    4.027063] Modules linked in:
| [    4.027134] Tainted: [W]=WARN
[    4.027154] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.027184] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.027211] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.027300] RSP: 0018:ff41943ec0bd7cb8 EFLAGS: 00010286
[    4.027330] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.027367] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.027409] RBP: 0000000000000000 R08: ff215c4e444004d0 R09: ff215c4e446f802c
[    4.027443] R10: ff215c4e44728120 R11: fefefefefefefeff R12: 0000000000000000
[    4.027480] R13: 0000000000000010 R14: ff215c4e44728000 R15: ff215c4e42028b00
[    4.027526] FS:  00007f803377d840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.027574] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.027604] CR2: 00007f803397ec20 CR3: 000000000b6d8001 CR4: 0000000000771ef0
[    4.027640] PKRU: 55555554
[    4.027653] Call Trace:
[    4.027666]  <TASK>
[    4.027680]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.027700]  register_netdevice (net/core/dev.c:11488)
[    4.027720]  register_netdev (net/core/dev.c:11552)
[    4.027738]  loopback_net_init (drivers/net/loopback.c:218)
[    4.027761]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    4.027788]  ops_init (net/core/net_namespace.c:137)
[    4.027810]  setup_net (net/core/net_namespace.c:446)
[    4.027830]  copy_net_ns (net/core/net_namespace.c:579)
[    4.027850]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.027877]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.027904]  ksys_unshare (kernel/fork.c:3243)
[    4.027924]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.027944]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.027966]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.027992] RIP: 0033:0x7f8033a3fbcb
[    4.028012] 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
[    4.028096] RSP: 002b:00007ffc9a20cb18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.028133] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8033a3fbcb
[    4.028169] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.028208] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.028248] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc9a20ed40
[    4.028282] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9a2108c0
| [    4.028388] ------------[ cut here ]------------
| [    4.028414] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/582
| [    4.028460] Modules linked in:
| [    4.028530] Tainted: [W]=WARN
[    4.028548] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.028585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.028610] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.028696] RSP: 0018:ff41943ec0bd7c10 EFLAGS: 00010286
[    4.028724] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.028766] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c000
[    4.028801] RBP: 0000000000000000 R08: ff215c4e444e0810 R09: ff215c4e463ca030
[    4.028837] R10: ff215c4e446f8120 R11: fefefefefefefeff R12: 0000000000000000
[    4.028879] R13: 0000000000000010 R14: ff215c4e446f8000 R15: ff215c4e4190c000
[    4.028919] FS:  00007f803377d840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.028958] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.028991] CR2: 00007f803397ec20 CR3: 000000000b6d8001 CR4: 0000000000771ef0
[    4.029028] PKRU: 55555554
[    4.029042] Call Trace:
[    4.029054]  <TASK>
[    4.029068]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.029088]  register_netdevice (net/core/dev.c:11488)
[    4.029106]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    4.029129]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    4.029149]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    4.029170]  ops_init (net/core/net_namespace.c:137)
[    4.029191]  setup_net (net/core/net_namespace.c:446)
[    4.029212]  copy_net_ns (net/core/net_namespace.c:579)
[    4.029232]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.029257]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.029284]  ksys_unshare (kernel/fork.c:3243)
[    4.029304]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.029323]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.029344]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.029369] RIP: 0033:0x7f8033a3fbcb
[    4.029389] 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
[    4.029475] RSP: 002b:00007ffc9a20cb18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.029512] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8033a3fbcb
[    4.029549] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.029590] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.029627] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc9a20ed40
[    4.029669] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9a2108c0
| [    4.029771] ------------[ cut here ]------------
| [    4.029797] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/582
| [    4.029844] Modules linked in:
| [    4.029912] Tainted: [W]=WARN
[    4.029937] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.029966] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.029991] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.030080] RSP: 0018:ff41943ec0bd7bf0 EFLAGS: 00010286
[    4.030104] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.030142] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418b9c00
[    4.030177] RBP: 0000000000000000 R08: ff215c4e418c7b50 R09: ff215c4e446b9830
[    4.030215] R10: ff215c4e4615f120 R11: fefefefefefefeff R12: 0000000000000000
[    4.030253] R13: 0000000000000010 R14: ff215c4e4615f000 R15: ff215c4e418b9c00
[    4.030291] FS:  00007f803377d840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.030332] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.030363] CR2: 00007f803397ec20 CR3: 000000000b6d8001 CR4: 0000000000771ef0
[    4.030400] PKRU: 55555554
[    4.030414] Call Trace:
[    4.030427]  <TASK>
[    4.030439]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.030460]  register_netdevice (net/core/dev.c:11488)
[    4.030480]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    4.030500]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    4.030523]  vti_init_net (net/ipv4/ip_vti.c:517)
[    4.030542]  ops_init (net/core/net_namespace.c:137)
[    4.030566]  setup_net (net/core/net_namespace.c:446)
[    4.030587]  copy_net_ns (net/core/net_namespace.c:579)
[    4.030607]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.030632]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.030659]  ksys_unshare (kernel/fork.c:3243)
[    4.030685]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.030704]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.030724]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.030745] RIP: 0033:0x7f8033a3fbcb
[    4.030768] 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
[    4.030853] RSP: 002b:00007ffc9a20cb18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.030890] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8033a3fbcb
[    4.030927] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.030964] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.031004] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc9a20ed40
[    4.031046] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9a2108c0
| [    4.031158] ------------[ cut here ]------------
| [    4.031183] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/582
| [    4.031233] Modules linked in:
| [    4.031301] Tainted: [W]=WARN
[    4.031318] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.031348] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.031374] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.031462] RSP: 0018:ff41943ec0bd7ca8 EFLAGS: 00010286
[    4.031487] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.031527] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418b9800
[    4.031567] RBP: 0000000000000000 R08: ff215c4e41938750 R09: ff215c4e43076034
[    4.031604] R10: ff215c4e4615a120 R11: fefefefefefefeff R12: 0000000000000000
[    4.031640] R13: 0000000000000010 R14: ff215c4e4615a000 R15: ff215c4e418b9800
[    4.031683] FS:  00007f803377d840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.031725] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.031754] CR2: 00007f803397ec20 CR3: 000000000b6d8001 CR4: 0000000000771ef0
[    4.031791] PKRU: 55555554
[    4.031805] Call Trace:
[    4.031823]  <TASK>
[    4.031835]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.031859]  register_netdevice (net/core/dev.c:11488)
[    4.031879]  register_netdev (net/core/dev.c:11552)
[    4.031901]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    4.031926]  ops_init (net/core/net_namespace.c:137)
[    4.031950]  setup_net (net/core/net_namespace.c:446)
[    4.031971]  copy_net_ns (net/core/net_namespace.c:579)
[    4.031992]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.032016]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.032043]  ksys_unshare (kernel/fork.c:3243)
[    4.032062]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.032081]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.032101]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.032127] RIP: 0033:0x7f8033a3fbcb
[    4.032144] 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
[    4.032227] RSP: 002b:00007ffc9a20cb18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.032270] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8033a3fbcb
[    4.032309] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.032351] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.032389] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc9a20ed40
[    4.032426] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9a2108c0
| [    4.032526] ------------[ cut here ]------------
| [    4.032551] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/582
| [    4.032599] Modules linked in:
| [    4.032674] Tainted: [W]=WARN
[    4.032698] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.032730] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.032755] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.032840] RSP: 0018:ff41943ec0bd7ca0 EFLAGS: 00010286
[    4.032869] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.032905] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418bb500
[    4.032944] RBP: 0000000000000000 R08: ff215c4e43036f50 R09: ff215c4e446fd030
[    4.032979] R10: ff215c4e43076120 R11: fefefefefefefeff R12: 0000000000000000
[    4.033022] R13: 0000000000000010 R14: ff215c4e43076000 R15: ff215c4e418bb500
[    4.033061] FS:  00007f803377d840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.033103] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.033136] CR2: 00007f803397ec20 CR3: 000000000b6d8001 CR4: 0000000000771ef0
[    4.033174] PKRU: 55555554
[    4.033188] Call Trace:
[    4.033199]  <TASK>
[    4.033212]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.033231]  register_netdevice (net/core/dev.c:11488)
[    4.033253]  register_netdev (net/core/dev.c:11552)
[    4.033272]  sit_init_net (net/ipv6/sit.c:1860)
[    4.033292]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    4.033311]  ops_init (net/core/net_namespace.c:137)
[    4.033331]  setup_net (net/core/net_namespace.c:446)
[    4.033353]  copy_net_ns (net/core/net_namespace.c:579)
[    4.033373]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.033399]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.033424]  ksys_unshare (kernel/fork.c:3243)
[    4.033443]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.033465]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.033485]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.033508] RIP: 0033:0x7f8033a3fbcb
[    4.033532] 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
[    4.033619] RSP: 002b:00007ffc9a20cb18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.033659] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8033a3fbcb
[    4.033699] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.033735] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.033770] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc9a20ed40
[    4.033807] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9a2108c0
| [    4.033916] ------------[ cut here ]------------
| [    4.033944] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/582
| [    4.033988] Modules linked in:
| [    4.034058] Tainted: [W]=WARN
[    4.034078] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.034110] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.034135] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.034216] RSP: 0018:ff41943ec0bd7ca8 EFLAGS: 00010286
[    4.034245] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.034283] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418bb300
[    4.034321] RBP: 0000000000000000 R08: ff215c4e444bf750 R09: ff215c4e460b7030
[    4.034359] R10: ff215c4e446fd120 R11: fefefefefefefeff R12: 0000000000000000
[    4.034400] R13: 0000000000000010 R14: ff215c4e446fd000 R15: ff215c4e418bb300
[    4.034441] FS:  00007f803377d840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.034481] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.034509] CR2: 00007f803397ec20 CR3: 000000000b6d8001 CR4: 0000000000771ef0
[    4.034549] PKRU: 55555554
[    4.034560] Call Trace:
[    4.034576]  <TASK>
[    4.034590]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.034608]  register_netdevice (net/core/dev.c:11488)
[    4.034629]  register_netdev (net/core/dev.c:11552)
[    4.034649]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    4.034670]  ops_init (net/core/net_namespace.c:137)
[    4.034689]  setup_net (net/core/net_namespace.c:446)
[    4.034709]  copy_net_ns (net/core/net_namespace.c:579)
[    4.034732]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.034757]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.034782]  ksys_unshare (kernel/fork.c:3243)
[    4.034803]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.034824]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.034842]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.034867] RIP: 0033:0x7f8033a3fbcb
[    4.034887] 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
[    4.034975] RSP: 002b:00007ffc9a20cb18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.035009] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8033a3fbcb
[    4.035050] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.035085] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.035127] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc9a20ed40
[    4.035168] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9a2108c0
| [    4.038231] ------------[ cut here ]------------
| [    4.038266] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/583
| [    4.038313] Modules linked in:
| [    4.038393] Tainted: [W]=WARN
[    4.038410] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.038446] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.038475] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.038573] RSP: 0018:ff41943ec0bdf720 EFLAGS: 00010286
[    4.038601] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.038637] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    4.038674] RBP: 0000000000000000 R08: ff215c4e444004d0 R09: ff215c4e4615e02c
[    4.038711] R10: ff215c4e44728120 R11: fefefefefefefeff R12: 0000000000000000
[    4.038749] R13: 0000000000000010 R14: ff215c4e44728000 R15: ff215c4e4202a000
[    4.038792] FS:  00007fd648780840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.038830] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.038864] CR2: 00007fd648a501a0 CR3: 000000000bcf3004 CR4: 0000000000771ef0
[    4.038907] PKRU: 55555554
[    4.038920] Call Trace:
[    4.038932]  <TASK>
[    4.038950]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.038973]  __dev_notify_flags (net/core/dev.c:9787)
[    4.038995]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    4.039022]  netif_change_flags (net/core/dev.c:9820)
[    4.039044]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.039067]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.039096]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.039116]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.039135]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.039163]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.039183]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.039203]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.039230]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.039250]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.039270]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.039291]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.039313]  ___sys_sendmsg (net/socket.c:2752)
[    4.039335]  __sys_sendmsg (net/socket.c:2784)
[    4.039356]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.039380]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.039406] RIP: 0033:0x7fd6489ba08e
[    4.039431] 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
[    4.039517] RSP: 002b:00007ffd29ed96a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.039558] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd6489ba08e
[    4.039599] RDX: 0000000000000000 RSI: 00007ffd29ed9750 RDI: 0000000000000005
[    4.039637] RBP: 00007ffd29ed96b0 R08: 0000000000000000 R09: 0000000000000000
[    4.039681] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.039724] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd29ed9e20
| [    4.045631] ------------[ cut here ]------------
| [    4.045669] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.045734] Modules linked in:
| [    4.045808] Tainted: [W]=WARN
[    4.045833] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.045866] Workqueue: netns cleanup_net
[    4.045887] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.045912] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.046000] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.046027] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.046068] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418bb700
[    4.046117] RBP: 0000000000000000 R08: ff215c4e44412910 R09: ff215c4e446c1030
[    4.046157] R10: ff215c4e4612c120 R11: fefefefefefefeff R12: 0000000000000000
[    4.046207] R13: 0000000000000011 R14: ff215c4e4612c000 R15: ff215c4e418bb700
[    4.046243] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.046284] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.046314] CR2: 00007f803384a574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    4.046350] PKRU: 55555554
[    4.046367] Call Trace:
[    4.046383]  <TASK>
[    4.046398]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.046426]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.046445]  cleanup_net (net/core/net_namespace.c:702)
[    4.046469]  process_one_work (kernel/workqueue.c:3314)
[    4.046489]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.046511]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.046539]  kthread (kernel/kthread.c:436)
[    4.046559]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.046585]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.046609]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.046628]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.046733] ------------[ cut here ]------------
| [    4.046758] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.046807] Modules linked in:
| [    4.046876] Tainted: [W]=WARN
[    4.046893] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.046921] Workqueue: netns cleanup_net
[    4.046947] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.046972] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.047059] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.047084] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.047119] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418b9900
[    4.047162] RBP: 0000000000000000 R08: ff215c4e444e8dd0 R09: ff215c4e46122830
[    4.047203] R10: ff215c4e4612e120 R11: fefefefefefefeff R12: 0000000000000000
[    4.047240] R13: 0000000000000011 R14: ff215c4e4612e000 R15: ff215c4e418b9900
[    4.047279] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.047320] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.047352] CR2: 00007f803384a574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    4.047388] PKRU: 55555554
[    4.047400] Call Trace:
[    4.047412]  <TASK>
[    4.047423]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.047450]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.047472]  cleanup_net (net/core/net_namespace.c:702)
[    4.047493]  process_one_work (kernel/workqueue.c:3314)
[    4.047514]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.047533]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.047552]  kthread (kernel/kthread.c:436)
[    4.047579]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.047601]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.047621]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.047646]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.047751] ------------[ cut here ]------------
| [    4.047778] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.047828] Modules linked in:
| [    4.047895] Tainted: [W]=WARN
[    4.047917] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.047945] Workqueue: netns cleanup_net
[    4.047966] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.047990] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.048084] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.048107] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.048149] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418b9b00
[    4.048188] RBP: 0000000000000000 R08: ff215c4e444b11d0 R09: ff215c4e446c2034
[    4.048226] R10: ff215c4e4617e120 R11: fefefefefefefeff R12: 0000000000000000
[    4.048265] R13: 0000000000000011 R14: ff215c4e4617e000 R15: ff215c4e418b9b00
[    4.048303] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.048343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.048380] CR2: 00007f803384a574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    4.048418] PKRU: 55555554
[    4.048431] Call Trace:
[    4.048443]  <TASK>
[    4.048455]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.048480]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.048501]  cleanup_net (net/core/net_namespace.c:702)
[    4.048520]  process_one_work (kernel/workqueue.c:3314)
[    4.048542]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.048568]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.048588]  kthread (kernel/kthread.c:436)
[    4.048608]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.048633]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.048654]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.048674]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.048765] ------------[ cut here ]------------
| [    4.048793] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.048841] Modules linked in:
| [    4.048920] Tainted: [W]=WARN
[    4.048939] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.048973] Workqueue: netns cleanup_net
[    4.048995] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.049027] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.049113] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.049141] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.049177] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418b9c00
[    4.049212] RBP: 0000000000000000 R08: ff215c4e4445f610 R09: ff215c4e419bc830
[    4.049249] R10: ff215c4e43073120 R11: fefefefefefefeff R12: 0000000000000000
[    4.049287] R13: 0000000000000011 R14: ff215c4e43073000 R15: ff215c4e418b9c00
[    4.049327] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.049364] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.049397] CR2: 00007f803384a574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    4.049433] PKRU: 55555554
[    4.049447] Call Trace:
[    4.049461]  <TASK>
[    4.049476]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.049506]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.049526]  cleanup_net (net/core/net_namespace.c:702)
[    4.049547]  process_one_work (kernel/workqueue.c:3314)
[    4.049573]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.049593]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.049611]  kthread (kernel/kthread.c:436)
[    4.049632]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.049653]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.049674]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.049695]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.049788] ------------[ cut here ]------------
| [    4.049818] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.049865] Modules linked in:
| [    4.049938] Tainted: [W]=WARN
[    4.049960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.049991] Workqueue: netns cleanup_net
[    4.050012] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.050042] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.050129] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.050153] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.050197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.050232] RBP: 0000000000000000 R08: ff215c4e444e8010 R09: ff215c4e446ba030
[    4.050269] R10: ff215c4e460c4120 R11: fefefefefefefeff R12: 0000000000000000
[    4.050304] R13: 0000000000000011 R14: ff215c4e460c4000 R15: ff215c4e42028b00
[    4.050349] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.050389] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.050421] CR2: 00007f803384a574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    4.050465] PKRU: 55555554
[    4.050480] Call Trace:
[    4.050493]  <TASK>
[    4.050505]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.050532]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.050553]  cleanup_net (net/core/net_namespace.c:702)
[    4.050576]  process_one_work (kernel/workqueue.c:3314)
[    4.050596]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.050615]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.050632]  kthread (kernel/kthread.c:436)
[    4.050652]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.050673]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.050694]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.050715]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.050809] ------------[ cut here ]------------
| [    4.050834] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.050882] Modules linked in:
| [    4.050950] Tainted: [W]=WARN
[    4.050967] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.051000] Workqueue: netns cleanup_net
[    4.051025] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.051049] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.051132] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.051156] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.051191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.051235] RBP: 0000000000000000 R08: ff215c4e4193f450 R09: ff215c4e46164030
[    4.051271] R10: ff215c4e46129120 R11: fefefefefefefeff R12: 0000000000000000
[    4.051312] R13: 0000000000000011 R14: ff215c4e46129000 R15: ff215c4e42028b00
[    4.051349] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.051386] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.051418] CR2: 00007f803384a574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    4.051455] PKRU: 55555554
[    4.051474] Call Trace:
[    4.051486]  <TASK>
[    4.051501]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.051525]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.051543]  cleanup_net (net/core/net_namespace.c:702)
[    4.051565]  process_one_work (kernel/workqueue.c:3314)
[    4.051586]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.051604]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.051625]  kthread (kernel/kthread.c:436)
[    4.051644]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.051664]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.051685]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.051705]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.051803] ------------[ cut here ]------------
| [    4.051832] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.051884] Modules linked in:
| [    4.051957] Tainted: [W]=WARN
[    4.051977] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.052008] Workqueue: netns cleanup_net
[    4.052030] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.052061] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.052152] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.052178] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.052216] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.052254] RBP: 0000000000000000 R08: ff215c4e4314a1d0 R09: ff215c4e44704030
[    4.052291] R10: ff215c4e446c8120 R11: fefefefefefefeff R12: 0000000000000000
[    4.052333] R13: 0000000000000011 R14: ff215c4e446c8000 R15: ff215c4e42028b00
[    4.052372] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.052411] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.052441] CR2: 00007f803384a574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    4.052479] PKRU: 55555554
[    4.052494] Call Trace:
[    4.052510]  <TASK>
[    4.052526]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.052550]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.052571]  cleanup_net (net/core/net_namespace.c:702)
[    4.052595]  process_one_work (kernel/workqueue.c:3314)
[    4.052615]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.052635]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.052656]  kthread (kernel/kthread.c:436)
[    4.052674]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.052696]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.052716]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.052740]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.052834] ------------[ cut here ]------------
| [    4.052859] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.052907] Modules linked in:
| [    4.052978] Tainted: [W]=WARN
[    4.052995] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.053027] Workqueue: netns cleanup_net
[    4.053048] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.053077] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.053162] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.053187] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.053225] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.053262] RBP: 0000000000000000 R08: ff215c4e418d53d0 R09: ff215c4e446ef834
[    4.053299] R10: ff215c4e46134120 R11: fefefefefefefeff R12: 0000000000000000
[    4.053338] R13: 0000000000000011 R14: ff215c4e46134000 R15: ff215c4e42028b00
[    4.053379] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.053420] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.053450] CR2: 00007f803384a574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    4.053486] PKRU: 55555554
[    4.053502] Call Trace:
[    4.053515]  <TASK>
[    4.053531]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.053558]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.053580]  cleanup_net (net/core/net_namespace.c:702)
[    4.053601]  process_one_work (kernel/workqueue.c:3314)
[    4.053623]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.053643]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.053664]  kthread (kernel/kthread.c:436)
[    4.053686]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.053706]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.053728]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.053749]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.053842] ------------[ cut here ]------------
| [    4.053873] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.053925] Modules linked in:
| [    4.054000] Tainted: [W]=WARN
[    4.054022] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.054053] Workqueue: netns cleanup_net
[    4.054075] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.054097] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.054183] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.054210] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.054252] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.054289] RBP: 0000000000000000 R08: ff215c4e444d9d10 R09: ff215c4e460d4030
[    4.054324] R10: ff215c4e4471e120 R11: fefefefefefefeff R12: 0000000000000000
[    4.054359] R13: 0000000000000011 R14: ff215c4e4471e000 R15: ff215c4e42028b00
[    4.054396] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.054435] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.054472] CR2: 00007f803384a574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    4.054516] PKRU: 55555554
[    4.054529] Call Trace:
[    4.054541]  <TASK>
[    4.054553]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.054582]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.054605]  cleanup_net (net/core/net_namespace.c:702)
[    4.054628]  process_one_work (kernel/workqueue.c:3314)
[    4.054650]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.054671]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.054691]  kthread (kernel/kthread.c:436)
[    4.054713]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.054735]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.054756]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.054776]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.054868] ------------[ cut here ]------------
| [    4.054893] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.054941] Modules linked in:
| [    4.055010] Tainted: [W]=WARN
[    4.055031] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.055060] Workqueue: netns cleanup_net
[    4.055080] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.055108] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.055190] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.055215] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.055252] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.055288] RBP: 0000000000000000 R08: ff215c4e44400250 R09: ff215c4e460d4830
[    4.055331] R10: ff215c4e46133120 R11: fefefefefefefeff R12: 0000000000000000
[    4.055369] R13: 0000000000000011 R14: ff215c4e46133000 R15: ff215c4e42028b00
[    4.055408] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.055449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.055482] CR2: 00007f803384a574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    4.055521] PKRU: 55555554
[    4.055534] Call Trace:
[    4.055549]  <TASK>
[    4.055564]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.055590]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.055610]  cleanup_net (net/core/net_namespace.c:702)
[    4.055633]  process_one_work (kernel/workqueue.c:3314)
[    4.055653]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.055674]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.055693]  kthread (kernel/kthread.c:436)
[    4.055713]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.055736]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.055756]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.055784]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.062600] ------------[ cut here ]------------
| [    4.062640] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.062693] Modules linked in:
| [    4.062767] Tainted: [W]=WARN
[    4.062787] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.062820] Workqueue: netns cleanup_net
[    4.062845] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.062871] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.062956] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    4.062983] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    4.063027] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.063065] RBP: 0000000000000000 R08: ff215c4e418d5290 R09: ff215c4e4613302c
[    4.063103] R10: ff215c4e460c7120 R11: fefefefefefefeff R12: 0000000000000000
[    4.063140] R13: 0000000000000010 R14: ff215c4e460c7000 R15: ff215c4e42028b00
[    4.063182] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.063220] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.063253] CR2: 00007f342bef4668 CR3: 000000000bcf7004 CR4: 0000000000771ef0
[    4.063289] PKRU: 55555554
[    4.063304] Call Trace:
[    4.063318]  <TASK>
[    4.063332]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.063352]  netif_close_many (net/core/dev.c:1804)
[    4.063373]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    4.063398]  ? __wake_up (./include/linux/spinlock.h:408 (discriminator 3) kernel/sched/wait.c:127 (discriminator 3) kernel/sched/wait.c:146 (discriminator 3))
[    4.063419]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.063444]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.063467]  cleanup_net (net/core/net_namespace.c:702)
[    4.063487]  process_one_work (kernel/workqueue.c:3314)
[    4.063511]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.063533]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.063553]  kthread (kernel/kthread.c:436)
[    4.063579]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.063601]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.063622]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.063641]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.063719] ------------[ cut here ]------------
| [    4.063745] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.063801] Modules linked in:
| [    4.063866] Tainted: [W]=WARN
[    4.063889] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.063925] Workqueue: netns cleanup_net
[    4.063947] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.063974] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.064073] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    4.064102] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    4.064139] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.064183] RBP: 0000000000000000 R08: ff215c4e444e0b90 R09: ff215c4e4613302c
[    4.064226] R10: ff215c4e446ca120 R11: fefefefefefefeff R12: 0000000000000000
[    4.064261] R13: 0000000000000010 R14: ff215c4e446ca000 R15: ff215c4e42028b00
[    4.064302] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.064340] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.064373] CR2: 00007f342bef4668 CR3: 0000000008847002 CR4: 0000000000771ef0
[    4.064412] PKRU: 55555554
[    4.064428] Call Trace:
[    4.064443]  <TASK>
[    4.064456]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.064479]  netif_close_many (net/core/dev.c:1804)
[    4.064502]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    4.064528]  ? __wake_up (./include/linux/spinlock.h:408 (discriminator 3) kernel/sched/wait.c:127 (discriminator 3) kernel/sched/wait.c:146 (discriminator 3))
[    4.064547]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.064575]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.064598]  cleanup_net (net/core/net_namespace.c:702)
[    4.064619]  process_one_work (kernel/workqueue.c:3314)
[    4.064639]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.064659]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.064681]  kthread (kernel/kthread.c:436)
[    4.064700]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.064718]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.064740]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.064761]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.064917] ------------[ cut here ]------------
| [    4.064945] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.064996] Modules linked in:
| [    4.065074] Tainted: [W]=WARN
[    4.065098] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.065129] Workqueue: netns cleanup_net
[    4.065150] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.065174] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.065260] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    4.065286] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.065322] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.065372] RBP: 0000000000000000 R08: ff215c4e418d5290 R09: ff215c4e4618602c
[    4.065413] R10: ff215c4e460c7120 R11: fefefefefefefeff R12: 0000000000000000
[    4.065453] R13: 0000000000000011 R14: ff215c4e460c7000 R15: ff215c4e42028b00
[    4.065494] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.065539] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.065572] CR2: 00007f342bef4668 CR3: 0000000008847002 CR4: 0000000000771ef0
[    4.065610] PKRU: 55555554
[    4.065624] Call Trace:
[    4.065637]  <TASK>
[    4.065652]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.065679]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.065703]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.065724]  cleanup_net (net/core/net_namespace.c:702)
[    4.065742]  process_one_work (kernel/workqueue.c:3314)
[    4.065764]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.065785]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.065804]  kthread (kernel/kthread.c:436)
[    4.065824]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.065842]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.065867]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.065891]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.065990] ------------[ cut here ]------------
| [    4.066021] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    4.066074] Modules linked in:
| [    4.066148] Tainted: [W]=WARN
[    4.066168] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.066200] Workqueue: netns cleanup_net
[    4.066220] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.066244] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.066340] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    4.066365] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.066408] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.066444] RBP: 0000000000000000 R08: ff215c4e444e0b90 R09: ff215c4e446dd02c
[    4.066486] R10: ff215c4e446ca120 R11: fefefefefefefeff R12: 0000000000000000
[    4.066525] R13: 0000000000000011 R14: ff215c4e446ca000 R15: ff215c4e42028b00
[    4.066567] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.066607] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.066636] CR2: 00007f342bef4668 CR3: 0000000008847002 CR4: 0000000000771ef0
[    4.066676] PKRU: 55555554
[    4.066687] Call Trace:
[    4.066702]  <TASK>
[    4.066720]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.066748]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.066772]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.066798]  cleanup_net (net/core/net_namespace.c:702)
[    4.066821]  process_one_work (kernel/workqueue.c:3314)
[    4.066840]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.066859]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.066879]  kthread (kernel/kthread.c:436)
[    4.066899]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.066920]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.066940]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.066960]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.071497] ------------[ cut here ]------------
| [    4.071557] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/591
| [    4.071657] Modules linked in:
| [    4.071807] Tainted: [W]=WARN
[    4.071861] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.071933] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.072000] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.072132] RSP: 0018:ff41943ec0c1fcb8 EFLAGS: 00010286
[    4.072197] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.072274] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    4.072350] RBP: 0000000000000000 R08: ff215c4e44464150 R09: ff215c4e4471d02c
[    4.072425] R10: ff215c4e446cf120 R11: fefefefefefefeff R12: 0000000000000000
[    4.072499] R13: 0000000000000010 R14: ff215c4e446cf000 R15: ff215c4e41ddd200
[    4.072587] FS:  00007f6220c55840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.072668] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.072742] CR2: 00007f6220e61690 CR3: 000000000b6f7001 CR4: 0000000000771ef0
[    4.072820] PKRU: 55555554
[    4.072868] Call Trace:
[    4.072916]  <TASK>
[    4.072963]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.073025]  register_netdevice (net/core/dev.c:11488)
[    4.073081]  register_netdev (net/core/dev.c:11552)
[    4.073138]  loopback_net_init (drivers/net/loopback.c:218)
[    4.073197]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    4.073259]  ops_init (net/core/net_namespace.c:137)
[    4.073317]  setup_net (net/core/net_namespace.c:446)
[    4.073372]  copy_net_ns (net/core/net_namespace.c:579)
[    4.073430]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.073494]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.073569]  ksys_unshare (kernel/fork.c:3243)
[    4.073625]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.073681]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.073740]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.073808] RIP: 0033:0x7f6220f17bcb
[    4.073867] 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
[    4.073989] RSP: 002b:00007ffc4a93a218 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.074068] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6220f17bcb
[    4.074141] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.074216] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.074293] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc4a93c440
[    4.074367] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc4a93d8be
| [    4.074611] ------------[ cut here ]------------
| [    4.074674] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/591
| [    4.074760] Modules linked in:
| [    4.074907] Tainted: [W]=WARN
[    4.074965] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.075044] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.075109] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.075229] RSP: 0018:ff41943ec0c1fc10 EFLAGS: 00010286
[    4.075295] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.075371] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418f2b00
[    4.075445] RBP: 0000000000000000 R08: ff215c4e44403ad0 R09: ff215c4e460d5030
[    4.075524] R10: ff215c4e4471d120 R11: fefefefefefefeff R12: 0000000000000000
[    4.075605] R13: 0000000000000010 R14: ff215c4e4471d000 R15: ff215c4e418f2b00
[    4.075687] FS:  00007f6220c55840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.075761] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.075833] CR2: 00007f6220e61690 CR3: 000000000b6f7001 CR4: 0000000000771ef0
[    4.075912] PKRU: 55555554
[    4.075959] Call Trace:
[    4.076006]  <TASK>
[    4.076058]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.076118]  register_netdevice (net/core/dev.c:11488)
[    4.076176]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    4.076236]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061)
[    4.076303]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    4.076375]  ops_init (net/core/net_namespace.c:137)
[    4.076433]  setup_net (net/core/net_namespace.c:446)
[    4.076490]  copy_net_ns (net/core/net_namespace.c:579)
[    4.076548]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.076619]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.076682]  ksys_unshare (kernel/fork.c:3243)
[    4.076738]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.076795]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.076853]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.076916] RIP: 0033:0x7f6220f17bcb
[    4.076972] 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
[    4.077115] RSP: 002b:00007ffc4a93a218 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.077193] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6220f17bcb
[    4.077267] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.077346] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.077422] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc4a93c440
[    4.077496] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc4a93d8be
| [    4.077735] ------------[ cut here ]------------
| [    4.077798] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/591
| [    4.077880] Modules linked in:
| [    4.078036] Tainted: [W]=WARN
[    4.078091] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.078159] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.078225] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.078353] RSP: 0018:ff41943ec0c1fbf0 EFLAGS: 00010286
[    4.078416] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.078491] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc600
[    4.078570] RBP: 0000000000000000 R08: ff215c4e44412090 R09: ff215c4e460df030
[    4.078643] R10: ff215c4e4617d120 R11: fefefefefefefeff R12: 0000000000000000
[    4.078715] R13: 0000000000000010 R14: ff215c4e4617d000 R15: ff215c4e41ddc600
[    4.078795] FS:  00007f6220c55840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.078872] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.078941] CR2: 00007f6220e61690 CR3: 000000000b6f7001 CR4: 0000000000771ef0
[    4.079025] PKRU: 55555554
[    4.079073] Call Trace:
[    4.079121]  <TASK>
[    4.079168]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.079224]  register_netdevice (net/core/dev.c:11488)
[    4.079280]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    4.079338]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    4.079394]  vti_init_net (net/ipv4/ip_vti.c:517)
[    4.079452]  ops_init (net/core/net_namespace.c:137)
[    4.079511]  setup_net (net/core/net_namespace.c:446)
[    4.079577]  copy_net_ns (net/core/net_namespace.c:579)
[    4.079633]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.079695]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.079758]  ksys_unshare (kernel/fork.c:3243)
[    4.079816]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.079873]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.079929]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.079992] RIP: 0033:0x7f6220f17bcb
[    4.080056] 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
[    4.080184] RSP: 002b:00007ffc4a93a218 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.080261] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6220f17bcb
[    4.080334] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.080406] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.080479] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc4a93c440
[    4.080552] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc4a93d8be
| [    4.080788] ------------[ cut here ]------------
| [    4.080848] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/591
| [    4.080927] Modules linked in:
| [    4.081078] Tainted: [W]=WARN
[    4.081130] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.081196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.081256] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.081380] RSP: 0018:ff41943ec0c1fca8 EFLAGS: 00010286
[    4.081441] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.081512] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028e00
[    4.081592] RBP: 0000000000000000 R08: ff215c4e4445f590 R09: ff215c4e44718034
[    4.081665] R10: ff215c4e42ee5120 R11: fefefefefefefeff R12: 0000000000000000
[    4.081738] R13: 0000000000000010 R14: ff215c4e42ee5000 R15: ff215c4e42028e00
[    4.081813] FS:  00007f6220c55840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.081888] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.081954] CR2: 00007f6220e61690 CR3: 000000000b6f7001 CR4: 0000000000771ef0
[    4.082036] PKRU: 55555554
[    4.082082] Call Trace:
[    4.082129]  <TASK>
[    4.082175]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.082228]  register_netdevice (net/core/dev.c:11488)
[    4.082283]  register_netdev (net/core/dev.c:11552)
[    4.082336]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    4.082391]  ops_init (net/core/net_namespace.c:137)
[    4.082445]  setup_net (net/core/net_namespace.c:446)
[    4.082500]  copy_net_ns (net/core/net_namespace.c:579)
[    4.082554]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.082619]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.082680]  ksys_unshare (kernel/fork.c:3243)
[    4.082734]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.082787]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.082842]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.082902] RIP: 0033:0x7f6220f17bcb
[    4.082955] 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
[    4.083091] RSP: 002b:00007ffc4a93a218 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.083164] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6220f17bcb
[    4.083236] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.083308] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.083379] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc4a93c440
[    4.083452] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc4a93d8be
| [    4.083690] ------------[ cut here ]------------
| [    4.083748] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/591
| [    4.083832] Modules linked in:
| [    4.083973] Tainted: [W]=WARN
[    4.084033] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.084100] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.084160] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.084286] RSP: 0018:ff41943ec0c1fca0 EFLAGS: 00010286
[    4.084345] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.084418] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc500
[    4.084491] RBP: 0000000000000000 R08: ff215c4e41dbe650 R09: ff215c4e446ca030
[    4.084569] R10: ff215c4e44718120 R11: fefefefefefefeff R12: 0000000000000000
[    4.084642] R13: 0000000000000010 R14: ff215c4e44718000 R15: ff215c4e41ddc500
[    4.084720] FS:  00007f6220c55840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.084794] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.084860] CR2: 00007f6220e61690 CR3: 000000000b6f7001 CR4: 0000000000771ef0
[    4.084935] PKRU: 55555554
[    4.084981] Call Trace:
[    4.085033]  <TASK>
[    4.085080]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.085133]  register_netdevice (net/core/dev.c:11488)
[    4.085187]  register_netdev (net/core/dev.c:11552)
[    4.085241]  sit_init_net (net/ipv6/sit.c:1860)
[    4.085295]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    4.085349]  ops_init (net/core/net_namespace.c:137)
[    4.085403]  setup_net (net/core/net_namespace.c:446)
[    4.085457]  copy_net_ns (net/core/net_namespace.c:579)
[    4.085511]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.085577]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.085638]  ksys_unshare (kernel/fork.c:3243)
[    4.085692]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.085745]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.085799]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.085859] RIP: 0033:0x7f6220f17bcb
[    4.085912] 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
[    4.086044] RSP: 002b:00007ffc4a93a218 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.086115] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6220f17bcb
[    4.086186] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.086259] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.086331] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc4a93c440
[    4.086403] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc4a93d8be
| [    4.086639] ------------[ cut here ]------------
| [    4.086699] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/591
| [    4.086780] Modules linked in:
| [    4.086919] Tainted: [W]=WARN
[    4.086971] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.087041] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.087101] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.087224] RSP: 0018:ff41943ec0c1fca8 EFLAGS: 00010286
[    4.087283] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.087356] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd400
[    4.087427] RBP: 0000000000000000 R08: ff215c4e444e0910 R09: ff215c4e4617a030
[    4.087498] R10: ff215c4e446ca120 R11: fefefefefefefeff R12: 0000000000000000
[    4.087577] R13: 0000000000000010 R14: ff215c4e446ca000 R15: ff215c4e41ddd400
[    4.087653] FS:  00007f6220c55840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.087727] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.087792] CR2: 00007f6220e61690 CR3: 000000000b6f7001 CR4: 0000000000771ef0
[    4.087868] PKRU: 55555554
[    4.087915] Call Trace:
[    4.087961]  <TASK>
[    4.088008]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.088066]  register_netdevice (net/core/dev.c:11488)
[    4.088120]  register_netdev (net/core/dev.c:11552)
[    4.088174]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    4.088228]  ops_init (net/core/net_namespace.c:137)
[    4.088282]  setup_net (net/core/net_namespace.c:446)
[    4.088336]  copy_net_ns (net/core/net_namespace.c:579)
[    4.088391]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.088451]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.088512]  ksys_unshare (kernel/fork.c:3243)
[    4.088574]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.088628]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.088682]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.088742] RIP: 0033:0x7f6220f17bcb
[    4.088795] 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
[    4.088921] RSP: 002b:00007ffc4a93a218 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.088994] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6220f17bcb
[    4.089071] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.089143] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.089216] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc4a93c440
[    4.089290] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc4a93d8be
| [    4.092379] ------------[ cut here ]------------
| [    4.092410] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/592
| [    4.092466] Modules linked in:
| [    4.092546] Tainted: [W]=WARN
[    4.092573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.092605] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.092634] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.092731] RSP: 0018:ff41943ec0c27720 EFLAGS: 00010286
[    4.092757] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.092798] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    4.092838] RBP: 0000000000000000 R08: ff215c4e44464150 R09: ff215c4e4615e02c
[    4.092879] R10: ff215c4e446cf120 R11: fefefefefefefeff R12: 0000000000000000
[    4.092920] R13: 0000000000000010 R14: ff215c4e446cf000 R15: ff215c4e4202a000
[    4.092964] FS:  00007fdf356fd840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.093007] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.093045] CR2: 000000003aee1988 CR3: 000000000b6ef005 CR4: 0000000000771ef0
[    4.093085] PKRU: 55555554
[    4.093099] Call Trace:
[    4.093114]  <TASK>
[    4.093129]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.093150]  __dev_notify_flags (net/core/dev.c:9787)
[    4.093171]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    4.093193]  netif_change_flags (net/core/dev.c:9820)
[    4.093214]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.093235]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.093263]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.093284]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.093306]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.093333]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.093355]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.093379]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.093408]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.093429]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.093451]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.093471]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.093492]  ___sys_sendmsg (net/socket.c:2752)
[    4.093514]  __sys_sendmsg (net/socket.c:2784)
[    4.093535]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.093556]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.093586] RIP: 0033:0x7fdf3593708e
[    4.093608] 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
[    4.093708] RSP: 002b:00007ffe8d971cf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.093749] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdf3593708e
[    4.093787] RDX: 0000000000000000 RSI: 00007ffe8d971da0 RDI: 0000000000000005
[    4.093825] RBP: 00007ffe8d971d00 R08: 0000000000000000 R09: 0000000000000000
[    4.093869] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.093912] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8d972470
| [    4.114612] ------------[ cut here ]------------
| [    4.114652] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/600
| [    4.114704] Modules linked in:
| [    4.114788] Tainted: [W]=WARN
[    4.114807] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.114841] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.114870] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.114965] RSP: 0018:ff41943ec0c47cb8 EFLAGS: 00010286
[    4.114988] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.115033] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    4.115072] RBP: 0000000000000000 R08: ff215c4e4195c9d0 R09: ff215c4e460c602c
[    4.115117] R10: ff215c4e4471c120 R11: fefefefefefefeff R12: 0000000000000000
[    4.115157] R13: 0000000000000010 R14: ff215c4e4471c000 R15: ff215c4e4202a000
[    4.115206] FS:  00007fe29e94e840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.115249] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.115281] CR2: 00007fe29eb4fc20 CR3: 000000000a888001 CR4: 0000000000771ef0
[    4.115320] PKRU: 55555554
[    4.115334] Call Trace:
[    4.115349]  <TASK>
[    4.115364]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.115384]  register_netdevice (net/core/dev.c:11488)
[    4.115403]  register_netdev (net/core/dev.c:11552)
[    4.115425]  loopback_net_init (drivers/net/loopback.c:218)
[    4.115447]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    4.115478]  ops_init (net/core/net_namespace.c:137)
[    4.115500]  setup_net (net/core/net_namespace.c:446)
[    4.115519]  copy_net_ns (net/core/net_namespace.c:579)
[    4.115540]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.115572]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.115600]  ksys_unshare (kernel/fork.c:3243)
[    4.115621]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.115642]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.115663]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.115689] RIP: 0033:0x7fe29ec10bcb
[    4.115708] 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
[    4.115802] RSP: 002b:00007ffe987855f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    4.115844] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe29ec10bcb
[    4.115883] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.115922] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.115960] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe98787820
[    4.116001] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe987888bc
| [    4.116124] ------------[ cut here ]------------
| [    4.116150] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/600
| [    4.116194] Modules linked in:
| [    4.116273] Tainted: [W]=WARN
[    4.116295] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.116330] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.116365] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.116464] RSP: 0018:ff41943ec0c47c10 EFLAGS: 00010286
[    4.116491] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.116534] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418f5900
[    4.116575] RBP: 0000000000000000 R08: ff215c4e4193f350 R09: ff215c4e46127830
[    4.116613] R10: ff215c4e460c6120 R11: fefefefefefefeff R12: 0000000000000000
[    4.116654] R13: 0000000000000010 R14: ff215c4e460c6000 R15: ff215c4e418f5900
[    4.116696] FS:  00007fe29e94e840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.116738] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.116773] CR2: 00007fe29eb4fc20 CR3: 000000000a888001 CR4: 0000000000771ef0
[    4.116817] PKRU: 55555554
[    4.116831] Call Trace:
[    4.116844]  <TASK>
[    4.116856]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.116877]  register_netdevice (net/core/dev.c:11488)
[    4.116897]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    4.116923]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    4.116946]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    4.116967]  ops_init (net/core/net_namespace.c:137)
[    4.116987]  setup_net (net/core/net_namespace.c:446)
[    4.117006]  copy_net_ns (net/core/net_namespace.c:579)
[    4.117031]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.117059]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.117085]  ksys_unshare (kernel/fork.c:3243)
[    4.117105]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.117122]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.117142]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.117170] RIP: 0033:0x7fe29ec10bcb
[    4.117191] 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
[    4.117283] RSP: 002b:00007ffe987855f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    4.117324] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe29ec10bcb
[    4.117368] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.117415] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.117459] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe98787820
[    4.117501] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe987888bc
| [    4.117610] ------------[ cut here ]------------
| [    4.117635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/600
| [    4.117686] Modules linked in:
| [    4.117758] Tainted: [W]=WARN
[    4.117778] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.117813] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.117842] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.117938] RSP: 0018:ff41943ec0c47bf0 EFLAGS: 00010286
[    4.117963] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.118007] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddcc00
[    4.118046] RBP: 0000000000000000 R08: ff215c4e418c7f90 R09: ff215c4e4618f030
[    4.118089] R10: ff215c4e4617f120 R11: fefefefefefefeff R12: 0000000000000000
[    4.118126] R13: 0000000000000010 R14: ff215c4e4617f000 R15: ff215c4e41ddcc00
[    4.118167] FS:  00007fe29e94e840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.118211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.118244] CR2: 00007fe29eb4fc20 CR3: 000000000a888001 CR4: 0000000000771ef0
[    4.118282] PKRU: 55555554
[    4.118301] Call Trace:
[    4.118316]  <TASK>
[    4.118329]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.118352]  register_netdevice (net/core/dev.c:11488)
[    4.118373]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    4.118397]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    4.118417]  vti_init_net (net/ipv4/ip_vti.c:517)
[    4.118439]  ops_init (net/core/net_namespace.c:137)
[    4.118462]  setup_net (net/core/net_namespace.c:446)
[    4.118485]  copy_net_ns (net/core/net_namespace.c:579)
[    4.118505]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.118532]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.118565]  ksys_unshare (kernel/fork.c:3243)
[    4.118590]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.118611]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.118631]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.118659] RIP: 0033:0x7fe29ec10bcb
[    4.118682] 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
[    4.118780] RSP: 002b:00007ffe987855f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    4.118823] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe29ec10bcb
[    4.118865] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.118905] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.118948] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe98787820
[    4.118989] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe987888bc
| [    4.119111] ------------[ cut here ]------------
| [    4.119138] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/600
| [    4.119175] Modules linked in:
| [    4.119247] Tainted: [W]=WARN
[    4.119266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.119304] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.119330] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.119419] RSP: 0018:ff41943ec0c47ca8 EFLAGS: 00010286
[    4.119453] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.119497] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c500
[    4.119537] RBP: 0000000000000000 R08: ff215c4e418ba890 R09: ff215c4e4612d034
[    4.119585] R10: ff215c4e446cc120 R11: fefefefefefefeff R12: 0000000000000000
[    4.119624] R13: 0000000000000010 R14: ff215c4e446cc000 R15: ff215c4e4190c500
[    4.119666] FS:  00007fe29e94e840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.119705] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.119742] CR2: 00007fe29eb4fc20 CR3: 000000000a888001 CR4: 0000000000771ef0
[    4.119786] PKRU: 55555554
[    4.119798] Call Trace:
[    4.119811]  <TASK>
[    4.119825]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.119845]  register_netdevice (net/core/dev.c:11488)
[    4.119864]  register_netdev (net/core/dev.c:11552)
[    4.119882]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    4.119904]  ops_init (net/core/net_namespace.c:137)
[    4.119925]  setup_net (net/core/net_namespace.c:446)
[    4.119945]  copy_net_ns (net/core/net_namespace.c:579)
[    4.119965]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.119992]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.120024]  ksys_unshare (kernel/fork.c:3243)
[    4.120045]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.120067]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.120088]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.120114] RIP: 0033:0x7fe29ec10bcb
[    4.120134] 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
[    4.120231] RSP: 002b:00007ffe987855f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    4.120271] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe29ec10bcb
[    4.120314] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.120358] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.120400] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe98787820
[    4.120439] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe987888bc
| [    4.120553] ------------[ cut here ]------------
| [    4.120582] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/600
| [    4.120632] Modules linked in:
| [    4.120708] Tainted: [W]=WARN
[    4.120728] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.120759] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.120787] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.120882] RSP: 0018:ff41943ec0c47ca0 EFLAGS: 00010286
[    4.120909] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.120948] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029500
[    4.120987] RBP: 0000000000000000 R08: ff215c4e44464590 R09: ff215c4e460b3030
[    4.121033] R10: ff215c4e4612d120 R11: fefefefefefefeff R12: 0000000000000000
[    4.121077] R13: 0000000000000010 R14: ff215c4e4612d000 R15: ff215c4e42029500
[    4.121118] FS:  00007fe29e94e840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.121162] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.121197] CR2: 00007fe29eb4fc20 CR3: 000000000a888001 CR4: 0000000000771ef0
[    4.121236] PKRU: 55555554
[    4.121251] Call Trace:
[    4.121263]  <TASK>
[    4.121276]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.121298]  register_netdevice (net/core/dev.c:11488)
[    4.121321]  register_netdev (net/core/dev.c:11552)
[    4.121341]  sit_init_net (net/ipv6/sit.c:1860)
[    4.121359]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    4.121381]  ops_init (net/core/net_namespace.c:137)
[    4.121407]  setup_net (net/core/net_namespace.c:446)
[    4.121427]  copy_net_ns (net/core/net_namespace.c:579)
[    4.121449]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.121476]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.121503]  ksys_unshare (kernel/fork.c:3243)
[    4.121524]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.121545]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.121570]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.121599] RIP: 0033:0x7fe29ec10bcb
[    4.121619] 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
[    4.121713] RSP: 002b:00007ffe987855f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    4.121752] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe29ec10bcb
[    4.121793] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.121835] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.121876] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe98787820
[    4.121913] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe987888bc
| [    4.122030] ------------[ cut here ]------------
| [    4.122058] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/600
| [    4.122100] Modules linked in:
| [    4.122173] Tainted: [W]=WARN
[    4.122193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.122225] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.122257] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.122362] RSP: 0018:ff41943ec0c47ca8 EFLAGS: 00010286
[    4.122393] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.122438] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029500
[    4.122479] RBP: 0000000000000000 R08: ff215c4e444bfb50 R09: ff215c4e460b7030
[    4.122518] R10: ff215c4e460b3120 R11: fefefefefefefeff R12: 0000000000000000
[    4.122559] R13: 0000000000000010 R14: ff215c4e460b3000 R15: ff215c4e42029500
[    4.122608] FS:  00007fe29e94e840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.122652] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.122685] CR2: 00007fe29eb4fc20 CR3: 000000000a888001 CR4: 0000000000771ef0
[    4.122724] PKRU: 55555554
[    4.122740] Call Trace:
[    4.122754]  <TASK>
[    4.122770]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.122789]  register_netdevice (net/core/dev.c:11488)
[    4.122811]  register_netdev (net/core/dev.c:11552)
[    4.122832]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    4.122850]  ops_init (net/core/net_namespace.c:137)
[    4.122872]  setup_net (net/core/net_namespace.c:446)
[    4.122893]  copy_net_ns (net/core/net_namespace.c:579)
[    4.122918]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.122947]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.122973]  ksys_unshare (kernel/fork.c:3243)
[    4.122994]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.123014]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.123039]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.123063] RIP: 0033:0x7fe29ec10bcb
[    4.123083] 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
[    4.123178] RSP: 002b:00007ffe987855f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    4.123218] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe29ec10bcb
[    4.123259] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.123298] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.123341] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe98787820
[    4.123382] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe987888bc
| [    4.126305] ------------[ cut here ]------------
| [    4.126368] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/601
| [    4.126453] Modules linked in:
| [    4.126600] Tainted: [W]=WARN
[    4.126652] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.126719] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.126779] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.126900] RSP: 0018:ff41943ec0adf720 EFLAGS: 00010286
[    4.126960] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.127040] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028d00
[    4.127117] RBP: 0000000000000000 R08: ff215c4e4195c9d0 R09: ff215c4e4617a02c
[    4.127190] R10: ff215c4e4471c120 R11: fefefefefefefeff R12: 0000000000000000
[    4.127262] R13: 0000000000000010 R14: ff215c4e4471c000 R15: ff215c4e42028d00
[    4.127338] FS:  00007f452fb9e840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.127413] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.127479] CR2: 000000000d795988 CR3: 000000000b017005 CR4: 0000000000771ef0
[    4.127552] PKRU: 55555554
[    4.127602] Call Trace:
[    4.127649]  <TASK>
[    4.127695]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.127749]  __dev_notify_flags (net/core/dev.c:9787)
[    4.127804]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    4.127858]  netif_change_flags (net/core/dev.c:9820)
[    4.127913]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.127968]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.128036]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.128091]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.128146]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.128207]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.128261]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.128316]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.128381]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.128436]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.128491]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.128545]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.128605]  ___sys_sendmsg (net/socket.c:2752)
[    4.128662]  __sys_sendmsg (net/socket.c:2784)
[    4.128716]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.128771]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.128831] RIP: 0033:0x7f452fdd808e
[    4.128884] 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
[    4.129007] RSP: 002b:00007fffde85a970 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.129089] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f452fdd808e
[    4.129161] RDX: 0000000000000000 RSI: 00007fffde85aa20 RDI: 0000000000000005
[    4.129234] RBP: 00007fffde85a980 R08: 0000000000000000 R09: 0000000000000000
[    4.129305] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.129376] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffde85b0f0
| [    4.234624] ------------[ cut here ]------------
| [    4.234665] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/631
| [    4.234730] Modules linked in:
| [    4.234811] Tainted: [W]=WARN
[    4.234830] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.234863] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.234893] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.234991] RSP: 0018:ff41943ec0d075f0 EFLAGS: 00010286
[    4.235016] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.235060] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    4.235104] RBP: 0000000000000000 R08: ff215c4e444bff10 R09: ff215c4e4472e030
[    4.235144] R10: ff215c4e460c5120 R11: fefefefefefefeff R12: 0000000000000000
[    4.235184] R13: 0000000000000010 R14: ff215c4e460c5000 R15: ff215c4e41ddc300
[    4.235226] FS:  00007fc33e6fe840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.235267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.235302] CR2: 000000000042ebe0 CR3: 0000000009e37001 CR4: 0000000000771ef0
[    4.235339] PKRU: 55555554
[    4.235353] Call Trace:
[    4.235368]  <TASK>
[    4.235382]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.235403]  __dev_notify_flags (net/core/dev.c:9787)
[    4.235426]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    4.235447]  ? linkwatch_fire_event (./include/linux/spinlock.h:408 (discriminator 3) net/core/link_watch.c:133 (discriminator 3) net/core/link_watch.c:324 (discriminator 3))
[    4.235474]  veth_newlink (drivers/net/veth.c:1871)
[    4.235497]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    4.235520]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.235546]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.235571]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    4.235598]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.235628]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.235653]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.235675]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.235696]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.235717]  ___sys_sendmsg (net/socket.c:2752)
[    4.235738]  __sys_sendmsg (net/socket.c:2784)
[    4.235760]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.235783]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.235811] RIP: 0033:0x7fc33e93808e
[    4.235835] 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
[    4.235930] RSP: 002b:00007fff1571eba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.235976] RAX: ffffffffffffffda RBX: 00007fff1571f348 RCX: 00007fc33e93808e
[    4.236016] RDX: 0000000000000000 RSI: 00007fff1571ec50 RDI: 0000000000000005
[    4.236062] RBP: 00007fff1571ebb0 R08: 0000000000000000 R09: 0000000000000000
[    4.236105] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.236148] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1571f320
| [    4.236311] ------------[ cut here ]------------
| [    4.236337] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/631
| [    4.236382] Modules linked in:
| [    4.236458] Tainted: [W]=WARN
[    4.236476] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.236510] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.236538] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.236637] RSP: 0018:ff41943ec0d07870 EFLAGS: 00010286
[    4.236666] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.236703] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    4.236741] RBP: 0000000000000000 R08: ff215c4e418ba250 R09: ff215c4e446fa030
[    4.236778] R10: ff215c4e446cb120 R11: fefefefefefefeff R12: 0000000000000000
[    4.236814] R13: 0000000000000010 R14: ff215c4e446cb000 R15: ff215c4e41ddc300
[    4.236857] FS:  00007fc33e6fe840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.236900] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.236933] CR2: 000000000042ebe0 CR3: 0000000009e37001 CR4: 0000000000771ef0
[    4.236973] PKRU: 55555554
[    4.236985] Call Trace:
[    4.236996]  <TASK>
[    4.237011]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.237035]  __dev_notify_flags (net/core/dev.c:9787)
[    4.237056]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    4.237075]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    4.237095]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.237124]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.237145]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    4.237171]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.237201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.237223]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.237244]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.237264]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.237284]  ___sys_sendmsg (net/socket.c:2752)
[    4.237304]  __sys_sendmsg (net/socket.c:2784)
[    4.237327]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.237346]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.237369] RIP: 0033:0x7fc33e93808e
[    4.237391] 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
[    4.237479] RSP: 002b:00007fff1571eba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.237517] RAX: ffffffffffffffda RBX: 00007fff1571f348 RCX: 00007fc33e93808e
[    4.237558] RDX: 0000000000000000 RSI: 00007fff1571ec50 RDI: 0000000000000005
[    4.237612] RBP: 00007fff1571ebb0 R08: 0000000000000000 R09: 0000000000000000
[    4.237652] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.237692] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1571f320
| [    4.240635] ------------[ cut here ]------------
| [    4.240702] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/632
| [    4.240785] Modules linked in:
| [    4.240925] Tainted: [W]=WARN
[    4.240977] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.241051] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.241112] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.241237] RSP: 0018:ff41943ec0d0f720 EFLAGS: 00010286
[    4.241297] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.241369] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    4.241443] RBP: 0000000000000000 R08: ff215c4e418ba250 R09: ff215c4e4617a030
[    4.241516] R10: ff215c4e446cb120 R11: fefefefefefefeff R12: 0000000000000000
[    4.241594] R13: 0000000000000010 R14: ff215c4e446cb000 R15: ff215c4e41ddd200
[    4.241669] FS:  00007f1cb034d840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.241744] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.241811] CR2: 00000000195e8988 CR3: 00000000099dc004 CR4: 0000000000771ef0
[    4.241886] PKRU: 55555554
[    4.241932] Call Trace:
[    4.241978]  <TASK>
[    4.242031]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.242086]  __dev_notify_flags (net/core/dev.c:9787)
[    4.242140]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    4.242194]  netif_change_flags (net/core/dev.c:9820)
[    4.242248]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.242303]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.242365]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.242421]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.242475]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.242536]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.242607]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.242667]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.242728]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.242783]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.242838]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.242892]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.242948]  ___sys_sendmsg (net/socket.c:2752)
[    4.243002]  __sys_sendmsg (net/socket.c:2784)
[    4.243060]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.243115]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.243175] RIP: 0033:0x7f1cb058708e
[    4.243229] 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
[    4.243354] RSP: 002b:00007ffc55852860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.243427] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1cb058708e
[    4.243500] RDX: 0000000000000000 RSI: 00007ffc55852910 RDI: 0000000000000005
[    4.243578] RBP: 00007ffc55852870 R08: 0000000000000000 R09: 0000000000000000
[    4.243651] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.243724] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc55852fe0
| [    4.252303] ------------[ cut here ]------------
| [    4.252341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/635
| [    4.252393] Modules linked in:
| [    4.252475] Tainted: [W]=WARN
[    4.252497] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.252529] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.252552] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.252652] RSP: 0018:ff41943ec0d275f0 EFLAGS: 00010286
[    4.252679] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.252722] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.252761] RBP: 0000000000000000 R08: ff215c4e43036cd0 R09: ff215c4e4616c030
[    4.252802] R10: ff215c4e446f9120 R11: fefefefefefefeff R12: 0000000000000000
[    4.252843] R13: 0000000000000010 R14: ff215c4e446f9000 R15: ff215c4e42028b00
[    4.252884] FS:  00007f58223d9840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.252928] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.252961] CR2: 00007f5822740f6d CR3: 0000000009e2a005 CR4: 0000000000771ef0
[    4.253003] PKRU: 55555554
[    4.253017] Call Trace:
[    4.253035]  <TASK>
[    4.253052]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.253072]  __dev_notify_flags (net/core/dev.c:9787)
[    4.253091]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    4.253110]  ? linkwatch_fire_event (./include/linux/spinlock.h:408 (discriminator 3) net/core/link_watch.c:133 (discriminator 3) net/core/link_watch.c:324 (discriminator 3))
[    4.253139]  veth_newlink (drivers/net/veth.c:1871)
[    4.253162]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    4.253184]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.253212]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.253233]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    4.253260]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.253290]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.253312]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.253338]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.253362]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.253384]  ___sys_sendmsg (net/socket.c:2752)
[    4.253405]  __sys_sendmsg (net/socket.c:2784)
[    4.253424]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.253445]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.253473] RIP: 0033:0x7f582261308e
[    4.253494] 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
[    4.253593] RSP: 002b:00007ffdcdaa36b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.253634] RAX: ffffffffffffffda RBX: 00007ffdcdaa3e58 RCX: 00007f582261308e
[    4.253673] RDX: 0000000000000000 RSI: 00007ffdcdaa3760 RDI: 0000000000000005
[    4.253715] RBP: 00007ffdcdaa36c0 R08: 0000000000000000 R09: 0000000000000000
[    4.253759] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.253801] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcdaa3e30
| [    4.253959] ------------[ cut here ]------------
| [    4.253985] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/635
| [    4.254028] Modules linked in:
| [    4.254104] Tainted: [W]=WARN
[    4.254123] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.254156] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.254184] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.254279] RSP: 0018:ff41943ec0d27870 EFLAGS: 00010286
[    4.254309] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.254349] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.254387] RBP: 0000000000000000 R08: ff215c4e418ba9d0 R09: ff215c4e460c2030
[    4.254430] R10: ff215c4e446fa120 R11: fefefefefefefeff R12: 0000000000000000
[    4.254474] R13: 0000000000000010 R14: ff215c4e446fa000 R15: ff215c4e42028b00
[    4.254522] FS:  00007f58223d9840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.254567] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.254603] CR2: 00007f5822740f6d CR3: 0000000009e2a005 CR4: 0000000000771ef0
[    4.254645] PKRU: 55555554
[    4.254659] Call Trace:
[    4.254671]  <TASK>
[    4.254685]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.254705]  __dev_notify_flags (net/core/dev.c:9787)
[    4.254723]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    4.254745]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    4.254768]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.254796]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.254816]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    4.254843]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.254875]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.254898]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.254920]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.254943]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.254965]  ___sys_sendmsg (net/socket.c:2752)
[    4.254988]  __sys_sendmsg (net/socket.c:2784)
[    4.255009]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.255034]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.255060] RIP: 0033:0x7f582261308e
[    4.255080] 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
[    4.255179] RSP: 002b:00007ffdcdaa36b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.255217] RAX: ffffffffffffffda RBX: 00007ffdcdaa3e58 RCX: 00007f582261308e
[    4.255255] RDX: 0000000000000000 RSI: 00007ffdcdaa3760 RDI: 0000000000000005
[    4.255293] RBP: 00007ffdcdaa36c0 R08: 0000000000000000 R09: 0000000000000000
[    4.255335] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.255376] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcdaa3e30
| [    4.258274] ------------[ cut here ]------------
| [    4.258336] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/636
| [    4.258419] Modules linked in:
| [    4.258568] Tainted: [W]=WARN
[    4.258620] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.258686] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.258747] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.258875] RSP: 0018:ff41943ec0d2f720 EFLAGS: 00010286
[    4.258934] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.259007] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    4.259087] RBP: 0000000000000000 R08: ff215c4e418ba9d0 R09: ff215c4e4617a030
[    4.259159] R10: ff215c4e446fa120 R11: fefefefefefefeff R12: 0000000000000000
[    4.259231] R13: 0000000000000010 R14: ff215c4e446fa000 R15: ff215c4e41ddd200
[    4.259307] FS:  00007f48ed0c8840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.259380] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.259446] CR2: 0000000030339988 CR3: 00000000099de003 CR4: 0000000000771ef0
[    4.259521] PKRU: 55555554
[    4.259573] Call Trace:
[    4.259621]  <TASK>
[    4.259667]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.259722]  __dev_notify_flags (net/core/dev.c:9787)
[    4.259777]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    4.259831]  netif_change_flags (net/core/dev.c:9820)
[    4.259886]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.259941]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.260002]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.260063]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.260118]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.260179]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.260234]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.260289]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.260354]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.260409]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.260464]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.260519]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.260580]  ___sys_sendmsg (net/socket.c:2752)
[    4.260635]  __sys_sendmsg (net/socket.c:2784)
[    4.260690]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.260745]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.260805] RIP: 0033:0x7f48ed30208e
[    4.260859] 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
[    4.260986] RSP: 002b:00007fff4c50fbe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.261065] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f48ed30208e
[    4.261138] RDX: 0000000000000000 RSI: 00007fff4c50fc90 RDI: 0000000000000005
[    4.261209] RBP: 00007fff4c50fbf0 R08: 0000000000000000 R09: 0000000000000000
[    4.261281] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.261353] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4c510360
| [    4.280571] ------------[ cut here ]------------
| [    4.280627] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/639
| [    4.280682] Modules linked in:
| [    4.280760] Tainted: [W]=WARN
[    4.280781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.280816] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.280844] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.280937] RSP: 0018:ff41943ec0d476d8 EFLAGS: 00010286
[    4.280962] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.281002] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.281045] RBP: 0000000000000000 R08: ff215c4e444bff10 R09: ff215c4e463c9030
[    4.281089] R10: ff215c4e460c5120 R11: fefefefefefefeff R12: ff41943ec0d4778c
[    4.281128] R13: 0000000000000011 R14: ff215c4e460c5000 R15: ff215c4e42028b00
[    4.281172] FS:  00007fad450f5840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.281210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.281243] CR2: 000000003faee988 CR3: 00000000099b2004 CR4: 0000000000771ef0
[    4.281286] PKRU: 55555554
[    4.281299] Call Trace:
[    4.281311]  <TASK>
[    4.281325]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    4.281346]  __dev_change_net_namespace (net/core/dev.c:12635)
[    4.281375]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    4.281395]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    4.281417]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.281445]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.281465]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.281487]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.281512]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.281534]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.281555]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.281585]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.281608]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.281628]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.281648]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.281670]  ___sys_sendmsg (net/socket.c:2752)
[    4.281692]  __sys_sendmsg (net/socket.c:2784)
[    4.281711]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.281732]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.281761] RIP: 0033:0x7fad4532f08e
[    4.281780] 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
[    4.281871] RSP: 002b:00007fff39859230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.281910] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fad4532f08e
[    4.281954] RDX: 0000000000000000 RSI: 00007fff398592e0 RDI: 0000000000000005
[    4.281994] RBP: 00007fff39859240 R08: 0000000000000000 R09: 0000000000000000
[    4.282039] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.282073] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff398599b0
| [    4.282193] ------------[ cut here ]------------
| [    4.282219] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/639
| [    4.282267] Modules linked in:
| [    4.282346] Tainted: [W]=WARN
[    4.282366] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.282402] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.282431] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.282521] RSP: 0018:ff41943ec0d476c8 EFLAGS: 00010286
[    4.282545] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.282588] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.282628] RBP: 0000000000000000 R08: ff215c4e444bff10 R09: ff215c4e460c2030
[    4.282666] R10: ff215c4e460c5120 R11: fefefefefefefeff R12: 0000000000000000
[    4.282704] R13: 0000000000000010 R14: ff215c4e460c5000 R15: ff215c4e42028b00
[    4.282744] FS:  00007fad450f5840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.282784] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.282816] CR2: 000000003faee988 CR3: 00000000099b2004 CR4: 0000000000771ef0
[    4.282858] PKRU: 55555554
[    4.282873] Call Trace:
[    4.282885]  <TASK>
[    4.282899]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.282916]  __dev_change_net_namespace (net/core/dev.c:12695)
[    4.282947]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    4.282967]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    4.282989]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.283016]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.283041]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.283062]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.283090]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.283112]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.283133]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.283162]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.283183]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.283202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.283229]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.283249]  ___sys_sendmsg (net/socket.c:2752)
[    4.283274]  __sys_sendmsg (net/socket.c:2784)
[    4.283294]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.283315]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.283341] RIP: 0033:0x7fad4532f08e
[    4.283363] 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
[    4.283448] RSP: 002b:00007fff39859230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.283486] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fad4532f08e
[    4.283524] RDX: 0000000000000000 RSI: 00007fff398592e0 RDI: 0000000000000005
[    4.283564] RBP: 00007fff39859240 R08: 0000000000000000 R09: 0000000000000000
[    4.283604] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.283643] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff398599b0
| [    4.283771] ------------[ cut here ]------------
| [    4.283820] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/639
| [    4.283870] Modules linked in:
| [    4.283945] Tainted: [W]=WARN
[    4.283965] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.283996] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.284029] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.284117] RSP: 0018:ff41943ec0d47720 EFLAGS: 00010286
[    4.284144] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.284183] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.284225] RBP: 0000000000000000 R08: ff215c4e444bff10 R09: ff215c4e460c2030
[    4.284264] R10: ff215c4e460c5120 R11: fefefefefefefeff R12: 0000000000000000
[    4.284302] R13: 0000000000000010 R14: ff215c4e460c5000 R15: ff215c4e42028b00
[    4.284340] FS:  00007fad450f5840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.284384] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.284416] CR2: 000000003faee988 CR3: 00000000099b2004 CR4: 0000000000771ef0
[    4.284455] PKRU: 55555554
[    4.284472] Call Trace:
[    4.284488]  <TASK>
[    4.284502]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.284523]  __dev_notify_flags (net/core/dev.c:9787)
[    4.284546]  netif_change_flags (net/core/dev.c:9820)
[    4.284572]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.284593]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.284624]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.284645]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.284668]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.284695]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.284712]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.284734]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.284763]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.284784]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.284802]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.284825]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.284846]  ___sys_sendmsg (net/socket.c:2752)
[    4.284865]  __sys_sendmsg (net/socket.c:2784)
[    4.284888]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.284906]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.284932] RIP: 0033:0x7fad4532f08e
[    4.284952] 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
[    4.285053] RSP: 002b:00007fff39859230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.285093] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fad4532f08e
[    4.285135] RDX: 0000000000000000 RSI: 00007fff398592e0 RDI: 0000000000000005
[    4.285177] RBP: 00007fff39859240 R08: 0000000000000000 R09: 0000000000000000
[    4.285217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.285257] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff398599b0
| [    4.285359] ------------[ cut here ]------------
| [    4.285397] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 2/235
| [    4.285455] Modules linked in:
| [    4.285532] Tainted: [W]=WARN
[    4.285553] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.285590] Workqueue: events_unbound linkwatch_event
[    4.285620] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.285647] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.285739] RSP: 0018:ff41943ec043fd50 EFLAGS: 00010286
[    4.285764] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    4.285801] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202aa00
[    4.285839] RBP: 0000000000000000 R08: ff215c4e444bff10 R09: ff215c4e43077030
[    4.285877] R10: ff215c4e460c5120 R11: fefefefefefefeff R12: 0000000000000000
[    4.285915] R13: 0000000000000010 R14: ff215c4e460c5000 R15: ff215c4e4202aa00
[    4.285956] FS:  0000000000000000(0000) GS:ff215c4ef62c8000(0000) knlGS:0000000000000000
[    4.286003] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.286039] CR2: 000055fb7e6ee130 CR3: 0000000008847001 CR4: 0000000000771ef0
[    4.286076] PKRU: 55555554
[    4.286090] Call Trace:
[    4.286105]  <TASK>
[    4.286119]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.286142]  netif_state_change (net/core/dev.c:1605)
[    4.286163]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    4.286184]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    4.286211]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    4.286229]  process_one_work (kernel/workqueue.c:3314)
[    4.286249]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.286268]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.286289]  kthread (kernel/kthread.c:436)
[    4.286310]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.286329]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.286349]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.286372]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.286448] ------------[ cut here ]------------
| [    4.286475] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 2/235
| [    4.286528] Modules linked in:
| [    4.286603] Tainted: [W]=WARN
[    4.286626] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.286661] Workqueue: events_unbound linkwatch_event
[    4.286691] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.286722] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.286818] RSP: 0018:ff41943ec043fd50 EFLAGS: 00010286
[    4.286846] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    4.286889] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202aa00
[    4.286927] RBP: 0000000000000000 R08: ff215c4e418ba250 R09: ff215c4e43077030
[    4.286964] R10: ff215c4e446cb120 R11: fefefefefefefeff R12: 0000000000000000
[    4.287002] R13: 0000000000000010 R14: ff215c4e446cb000 R15: ff215c4e4202aa00
[    4.287048] FS:  0000000000000000(0000) GS:ff215c4ef62c8000(0000) knlGS:0000000000000000
[    4.287092] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.287126] CR2: 000055fb7e6ee130 CR3: 0000000008847001 CR4: 0000000000771ef0
[    4.287165] PKRU: 55555554
[    4.287178] Call Trace:
[    4.287191]  <TASK>
[    4.287205]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.287226]  netif_state_change (net/core/dev.c:1605)
[    4.287246]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    4.287269]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    4.287298]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    4.287320]  process_one_work (kernel/workqueue.c:3314)
[    4.287343]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.287364]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.287384]  kthread (kernel/kthread.c:436)
[    4.287406]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.287425]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.287446]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.287468]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.308572] ------------[ cut here ]------------
| [    4.308659] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/642
| [    4.308743] Modules linked in:
| [    4.308884] Tainted: [W]=WARN
[    4.308936] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.309000] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.309086] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.309209] RSP: 0018:ff41943ec0d5f6d8 EFLAGS: 00010286
[    4.309269] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.309342] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    4.309415] RBP: 0000000000000000 R08: ff215c4e43036cd0 R09: ff215c4e46164030
[    4.309487] R10: ff215c4e446f9120 R11: fefefefefefefeff R12: ff41943ec0d5f78c
[    4.309569] R13: 0000000000000011 R14: ff215c4e446f9000 R15: ff215c4e41ddd200
[    4.309643] FS:  00007f37076ae840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.309718] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.309783] CR2: 000000000d2c9988 CR3: 000000000b296004 CR4: 0000000000771ef0
[    4.309858] PKRU: 55555554
[    4.309904] Call Trace:
[    4.309949]  <TASK>
[    4.309995]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    4.310055]  __dev_change_net_namespace (net/core/dev.c:12635)
[    4.310114]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    4.310168]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    4.310223]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.310284]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.310338]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.310392]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.310452]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.310506]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.310567]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.310626]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.310681]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.310735]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.310789]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.310843]  ___sys_sendmsg (net/socket.c:2752)
[    4.310898]  __sys_sendmsg (net/socket.c:2784)
[    4.310952]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.311007]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.311075] RIP: 0033:0x7f37078e808e
[    4.311128] 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
[    4.311252] RSP: 002b:00007fff31145ac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.311326] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f37078e808e
[    4.311399] RDX: 0000000000000000 RSI: 00007fff31145b70 RDI: 0000000000000005
[    4.311472] RBP: 00007fff31145ad0 R08: 0000000000000000 R09: 0000000000000000
[    4.311546] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.311624] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff31146240
| [    4.311844] ------------[ cut here ]------------
| [    4.311905] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/642
| [    4.311986] Modules linked in:
| [    4.312133] Tainted: [W]=WARN
[    4.312185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.312250] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.312311] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.312435] RSP: 0018:ff41943ec0d5f6c8 EFLAGS: 00010286
[    4.312494] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.312574] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    4.312647] RBP: 0000000000000000 R08: ff215c4e43036cd0 R09: ff215c4e4617a030
[    4.312719] R10: ff215c4e446f9120 R11: fefefefefefefeff R12: 0000000000000000
[    4.312792] R13: 0000000000000010 R14: ff215c4e446f9000 R15: ff215c4e41ddd200
[    4.312869] FS:  00007f37076ae840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.312942] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.313009] CR2: 000000000d2c9988 CR3: 000000000b296004 CR4: 0000000000771ef0
[    4.313093] PKRU: 55555554
[    4.313138] Call Trace:
[    4.313184]  <TASK>
[    4.313230]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.313283]  __dev_change_net_namespace (net/core/dev.c:12695)
[    4.313343]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    4.313397]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    4.313454]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.313516]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.313576]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.313631]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.313691]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.313745]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.313800]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.313861]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.313915]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.313970]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.314032]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.314087]  ___sys_sendmsg (net/socket.c:2752)
[    4.314142]  __sys_sendmsg (net/socket.c:2784)
[    4.314196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.314250]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.314310] RIP: 0033:0x7f37078e808e
[    4.314363] 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
[    4.314484] RSP: 002b:00007fff31145ac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.314556] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f37078e808e
[    4.314637] RDX: 0000000000000000 RSI: 00007fff31145b70 RDI: 0000000000000005
[    4.314711] RBP: 00007fff31145ad0 R08: 0000000000000000 R09: 0000000000000000
[    4.314783] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.314854] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff31146240
| [    4.315056] ------------[ cut here ]------------
| [    4.315116] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/642
| [    4.315196] Modules linked in:
| [    4.315335] Tainted: [W]=WARN
[    4.315387] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.315452] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.315512] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.315642] RSP: 0018:ff41943ec0d5f720 EFLAGS: 00010286
[    4.315701] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.315772] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    4.315844] RBP: 0000000000000000 R08: ff215c4e43036cd0 R09: ff215c4e4617a030
[    4.315918] R10: ff215c4e446f9120 R11: fefefefefefefeff R12: 0000000000000000
[    4.315989] R13: 0000000000000010 R14: ff215c4e446f9000 R15: ff215c4e41ddd200
[    4.316066] FS:  00007f37076ae840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.316140] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.316205] CR2: 000000000d2c9988 CR3: 000000000b296004 CR4: 0000000000771ef0
[    4.316279] PKRU: 55555554
[    4.316325] Call Trace:
[    4.316371]  <TASK>
[    4.316417]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.316471]  __dev_notify_flags (net/core/dev.c:9787)
[    4.316525]  netif_change_flags (net/core/dev.c:9820)
[    4.316586]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.316641]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.316702]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.316760]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.316815]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.316876]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.316931]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.316986]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.317051]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.317106]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.317161]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.317215]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.317269]  ___sys_sendmsg (net/socket.c:2752)
[    4.317324]  __sys_sendmsg (net/socket.c:2784)
[    4.317378]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.317432]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.317491] RIP: 0033:0x7f37078e808e
[    4.317544] 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
[    4.317673] RSP: 002b:00007fff31145ac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.317746] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f37078e808e
[    4.317818] RDX: 0000000000000000 RSI: 00007fff31145b70 RDI: 0000000000000005
[    4.317889] RBP: 00007fff31145ad0 R08: 0000000000000000 R09: 0000000000000000
[    4.317961] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.318038] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff31146240
| [    4.318234] ------------[ cut here ]------------
| [    4.318267] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 0/38
| [    4.318324] Modules linked in:
| [    4.318398] Tainted: [W]=WARN
[    4.318417] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.318448] Workqueue: events_unbound linkwatch_event
[    4.318475] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.318503] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.318596] RSP: 0018:ff41943ec015bd50 EFLAGS: 00010286
[    4.318626] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    4.318668] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.318705] RBP: 0000000000000000 R08: ff215c4e43036cd0 R09: ff215c4e460c2030
[    4.318744] R10: ff215c4e446f9120 R11: fefefefefefefeff R12: 0000000000000000
[    4.318783] R13: 0000000000000010 R14: ff215c4e446f9000 R15: ff215c4e42028b00
[    4.318826] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.318866] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.318899] CR2: 00007feace5b4574 CR3: 0000000008847001 CR4: 0000000000771ef0
[    4.318941] PKRU: 55555554
[    4.318955] Call Trace:
[    4.318970]  <TASK>
[    4.318985]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.319007]  netif_state_change (net/core/dev.c:1605)
[    4.319039]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    4.319060]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    4.319089]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    4.319108]  process_one_work (kernel/workqueue.c:3314)
[    4.319129]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.319149]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.319169]  kthread (kernel/kthread.c:436)
[    4.319190]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.319213]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.319233]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.319256]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.319332] ------------[ cut here ]------------
| [    4.319357] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 0/38
| [    4.319404] Modules linked in:
| [    4.319479] Tainted: [W]=WARN
[    4.319501] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.319536] Workqueue: events_unbound linkwatch_event
[    4.319565] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.319598] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.319688] RSP: 0018:ff41943ec015bd50 EFLAGS: 00010286
[    4.319714] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    4.319752] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.319795] RBP: 0000000000000000 R08: ff215c4e418ba9d0 R09: ff215c4e460c2030
[    4.319837] R10: ff215c4e446fa120 R11: fefefefefefefeff R12: 0000000000000000
[    4.319873] R13: 0000000000000010 R14: ff215c4e446fa000 R15: ff215c4e42028b00
[    4.319914] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.319953] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.319988] CR2: 00007feace5b4574 CR3: 0000000008847001 CR4: 0000000000771ef0
[    4.320036] PKRU: 55555554
[    4.320050] Call Trace:
[    4.320064]  <TASK>
[    4.320079]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.320099]  netif_state_change (net/core/dev.c:1605)
[    4.320119]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    4.320138]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    4.320166]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    4.320185]  process_one_work (kernel/workqueue.c:3314)
[    4.320203]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.320223]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.320242]  kthread (kernel/kthread.c:436)
[    4.320261]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.320280]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.320302]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.320323]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.328690] ------------[ cut here ]------------
| [    4.328758] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/645
| [    4.328839] Modules linked in:
| [    4.328980] Tainted: [W]=WARN
[    4.329038] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.329105] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.329166] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.329291] RSP: 0018:ff41943ec0d775f0 EFLAGS: 00010286
[    4.329351] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.329424] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c200
[    4.329498] RBP: 0000000000000000 R08: ff215c4e418ba7d0 R09: ff215c4e460b2030
[    4.329580] R10: ff215c4e46135120 R11: fefefefefefefeff R12: 0000000000000000
[    4.329654] R13: 0000000000000010 R14: ff215c4e46135000 R15: ff215c4e4190c200
[    4.329732] FS:  00007f79cf7ba840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.329806] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.329873] CR2: 00007f79cfb21f6d CR3: 0000000009e0b002 CR4: 0000000000771ef0
[    4.329947] PKRU: 55555554
[    4.329993] Call Trace:
[    4.330046]  <TASK>
[    4.330092]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.330146]  __dev_notify_flags (net/core/dev.c:9787)
[    4.330201]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    4.330255]  veth_newlink (drivers/net/veth.c:1871)
[    4.330312]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    4.330367]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.330428]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.330482]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    4.330543]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.330608]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.330664]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.330723]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.330777]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.330832]  ___sys_sendmsg (net/socket.c:2752)
[    4.330887]  __sys_sendmsg (net/socket.c:2784)
[    4.330941]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.330996]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.331064] RIP: 0033:0x7f79cf9f408e
[    4.331118] 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
[    4.331241] RSP: 002b:00007ffee9945ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.331315] RAX: ffffffffffffffda RBX: 00007ffee9946798 RCX: 00007f79cf9f408e
[    4.331387] RDX: 0000000000000000 RSI: 00007ffee99460a0 RDI: 0000000000000005
[    4.331460] RBP: 00007ffee9946000 R08: 0000000000000000 R09: 0000000000000000
[    4.331533] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.331615] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee9946770
| [    4.331891] ------------[ cut here ]------------
| [    4.331951] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/645
| [    4.332038] Modules linked in:
| [    4.332180] Tainted: [W]=WARN
[    4.332232] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.332299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.332359] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.332484] RSP: 0018:ff41943ec0d77870 EFLAGS: 00010286
[    4.332543] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.332621] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c200
[    4.332693] RBP: 0000000000000000 R08: ff215c4e44464d10 R09: ff215c4e446cd030
[    4.332767] R10: ff215c4e4617a120 R11: fefefefefefefeff R12: 0000000000000000
[    4.332839] R13: 0000000000000010 R14: ff215c4e4617a000 R15: ff215c4e4190c200
[    4.332915] FS:  00007f79cf7ba840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.332990] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.333058] CR2: 00007f79cfb21f6d CR3: 0000000009e0b002 CR4: 0000000000771ef0
[    4.333132] PKRU: 55555554
[    4.333178] Call Trace:
[    4.333223]  <TASK>
[    4.333270]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.333324]  __dev_notify_flags (net/core/dev.c:9787)
[    4.333379]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    4.333433]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    4.333488]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.333549]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.333608]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    4.333669]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.333730]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.333785]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.333840]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.333895]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.333950]  ___sys_sendmsg (net/socket.c:2752)
[    4.334008]  __sys_sendmsg (net/socket.c:2784)
[    4.334067]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.334122]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.334182] RIP: 0033:0x7f79cf9f408e
[    4.334235] 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
[    4.334361] RSP: 002b:00007ffee9945ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.334435] RAX: ffffffffffffffda RBX: 00007ffee9946798 RCX: 00007f79cf9f408e
[    4.334507] RDX: 0000000000000000 RSI: 00007ffee99460a0 RDI: 0000000000000005
[    4.334588] RBP: 00007ffee9946000 R08: 0000000000000000 R09: 0000000000000000
[    4.334661] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.334733] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee9946770
| [    4.337704] ------------[ cut here ]------------
| [    4.337732] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/646
| [    4.337787] Modules linked in:
| [    4.337868] Tainted: [W]=WARN
[    4.337888] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.337924] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.337951] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.338049] RSP: 0018:ff41943ec0d7f720 EFLAGS: 00010286
[    4.338078] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.338120] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.338161] RBP: 0000000000000000 R08: ff215c4e44464d10 R09: ff215c4e460c2030
[    4.338203] R10: ff215c4e4617a120 R11: fefefefefefefeff R12: 0000000000000000
[    4.338245] R13: 0000000000000010 R14: ff215c4e4617a000 R15: ff215c4e42028b00
[    4.338287] FS:  00007faa9858c840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.338331] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.338367] CR2: 0000000038c1d988 CR3: 0000000009d9f005 CR4: 0000000000771ef0
[    4.338413] PKRU: 55555554
[    4.338426] Call Trace:
[    4.338443]  <TASK>
[    4.338458]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.338478]  __dev_notify_flags (net/core/dev.c:9787)
[    4.338500]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    4.338522]  netif_change_flags (net/core/dev.c:9820)
[    4.338544]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.338569]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.338598]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.338624]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.338647]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.338670]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.338691]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.338714]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.338737]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.338757]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.338779]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.338801]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.338822]  ___sys_sendmsg (net/socket.c:2752)
[    4.338844]  __sys_sendmsg (net/socket.c:2784)
[    4.338866]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.338886]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.338915] RIP: 0033:0x7faa987c608e
[    4.338934] 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
[    4.339028] RSP: 002b:00007ffd3af01f40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.339074] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007faa987c608e
[    4.339112] RDX: 0000000000000000 RSI: 00007ffd3af01ff0 RDI: 0000000000000005
[    4.339154] RBP: 00007ffd3af01f50 R08: 0000000000000000 R09: 0000000000000000
[    4.339196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.339240] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3af026c0
| [    4.363573] ------------[ cut here ]------------
| [    4.363642] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/651
| [    4.363723] Modules linked in:
| [    4.363863] Tainted: [W]=WARN
[    4.363916] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.363982] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.364050] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.364180] RSP: 0018:ff41943ec0da76d8 EFLAGS: 00010286
[    4.364240] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.364312] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    4.364384] RBP: 0000000000000000 R08: ff215c4e418ba7d0 R09: ff215c4e44726830
[    4.364456] R10: ff215c4e46135120 R11: fefefefefefefeff R12: ff41943ec0da778c
[    4.364528] R13: 0000000000000011 R14: ff215c4e46135000 R15: ff215c4e41ddd200
[    4.364610] FS:  00007ff17d187840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.364684] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.364751] CR2: 000000000b55e988 CR3: 0000000009f6f003 CR4: 0000000000771ef0
[    4.364825] PKRU: 55555554
[    4.364871] Call Trace:
[    4.364917]  <TASK>
[    4.364964]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    4.365019]  __dev_change_net_namespace (net/core/dev.c:12635)
[    4.365088]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    4.365143]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    4.365198]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.365259]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.365315]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.365369]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.365430]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.365485]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.365540]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.365605]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.365660]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.365715]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.365769]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.365824]  ___sys_sendmsg (net/socket.c:2752)
[    4.365879]  __sys_sendmsg (net/socket.c:2784)
[    4.365934]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.365988]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.366052] RIP: 0033:0x7ff17d3c108e
[    4.366106] 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
[    4.366228] RSP: 002b:00007ffdc85201a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.366301] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff17d3c108e
[    4.366373] RDX: 0000000000000000 RSI: 00007ffdc8520250 RDI: 0000000000000005
[    4.366444] RBP: 00007ffdc85201b0 R08: 0000000000000000 R09: 0000000000000000
[    4.366516] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.366591] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc8520920
| [    4.366811] ------------[ cut here ]------------
| [    4.366870] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/651
| [    4.366950] Modules linked in:
| [    4.367099] Tainted: [W]=WARN
[    4.367152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.367217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.367277] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.367400] RSP: 0018:ff41943ec0da76c8 EFLAGS: 00010286
[    4.367460] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.367532] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    4.367613] RBP: 0000000000000000 R08: ff215c4e418ba7d0 R09: ff215c4e446cd030
[    4.367685] R10: ff215c4e46135120 R11: fefefefefefefeff R12: 0000000000000000
[    4.367757] R13: 0000000000000010 R14: ff215c4e46135000 R15: ff215c4e41ddd200
[    4.367832] FS:  00007ff17d187840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.367906] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.367971] CR2: 000000000b55e988 CR3: 0000000009f6f003 CR4: 0000000000771ef0
[    4.368050] PKRU: 55555554
[    4.368095] Call Trace:
[    4.368141]  <TASK>
[    4.368187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.368241]  __dev_change_net_namespace (net/core/dev.c:12695)
[    4.368302]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    4.368356]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    4.368411]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.368473]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.368528]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.368589]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.368651]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.368705]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.368760]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.368821]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.368876]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.368930]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.368985]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.369045]  ___sys_sendmsg (net/socket.c:2752)
[    4.369100]  __sys_sendmsg (net/socket.c:2784)
[    4.369155]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.369209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.369269] RIP: 0033:0x7ff17d3c108e
[    4.369322] 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
[    4.369446] RSP: 002b:00007ffdc85201a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.369518] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff17d3c108e
[    4.369599] RDX: 0000000000000000 RSI: 00007ffdc8520250 RDI: 0000000000000005
[    4.369671] RBP: 00007ffdc85201b0 R08: 0000000000000000 R09: 0000000000000000
[    4.369743] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.369816] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc8520920
| [    4.370012] ------------[ cut here ]------------
| [    4.370077] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/651
| [    4.370157] Modules linked in:
| [    4.370297] Tainted: [W]=WARN
[    4.370349] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.370413] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.370474] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.370603] RSP: 0018:ff41943ec0da7720 EFLAGS: 00010286
[    4.370663] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.370737] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    4.370809] RBP: 0000000000000000 R08: ff215c4e418ba7d0 R09: ff215c4e446cd030
[    4.370880] R10: ff215c4e46135120 R11: fefefefefefefeff R12: 0000000000000000
[    4.370954] R13: 0000000000000010 R14: ff215c4e46135000 R15: ff215c4e41ddd200
[    4.371038] FS:  00007ff17d187840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.371114] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.371179] CR2: 000000000b55e988 CR3: 0000000009f6f003 CR4: 0000000000771ef0
[    4.371253] PKRU: 55555554
[    4.371298] Call Trace:
[    4.371344]  <TASK>
[    4.371390]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.371444]  __dev_notify_flags (net/core/dev.c:9787)
[    4.371498]  netif_change_flags (net/core/dev.c:9820)
[    4.371552]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.371611]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.371679]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.371735]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.371789]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.371849]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.371904]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.371958]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.372019]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.372080]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.372134]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.372189]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.372243]  ___sys_sendmsg (net/socket.c:2752)
[    4.372298]  __sys_sendmsg (net/socket.c:2784)
[    4.372352]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.372406]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.372466] RIP: 0033:0x7ff17d3c108e
[    4.372519] 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
[    4.372648] RSP: 002b:00007ffdc85201a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.372720] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff17d3c108e
[    4.372792] RDX: 0000000000000000 RSI: 00007ffdc8520250 RDI: 0000000000000005
[    4.372864] RBP: 00007ffdc85201b0 R08: 0000000000000000 R09: 0000000000000000
[    4.372936] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.373008] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc8520920
| [    4.373222] ------------[ cut here ]------------
| [    4.373253] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 0/38
| [    4.373315] Modules linked in:
| [    4.373392] Tainted: [W]=WARN
[    4.373413] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.373448] Workqueue: events_unbound linkwatch_event
[    4.373475] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.373504] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.373598] RSP: 0018:ff41943ec015bd50 EFLAGS: 00010286
[    4.373627] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    4.373664] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    4.373700] RBP: 0000000000000000 R08: ff215c4e44464d10 R09: ff215c4e460c2030
[    4.373739] R10: ff215c4e4617a120 R11: fefefefefefefeff R12: 0000000000000000
[    4.373780] R13: 0000000000000010 R14: ff215c4e4617a000 R15: ff215c4e41ddc300
[    4.373824] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.373866] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.373897] CR2: 00007fbe33f31574 CR3: 0000000008847002 CR4: 0000000000771ef0
[    4.373936] PKRU: 55555554
[    4.373950] Call Trace:
[    4.373964]  <TASK>
[    4.373978]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.373999]  netif_state_change (net/core/dev.c:1605)
[    4.374026]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    4.374050]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    4.374077]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    4.374101]  process_one_work (kernel/workqueue.c:3314)
[    4.374123]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.374141]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.374162]  kthread (kernel/kthread.c:436)
[    4.374183]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.374204]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.374225]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.374247]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.377064] ------------[ cut here ]------------
| [    4.377091] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/652
| [    4.377144] Modules linked in:
| [    4.377222] Tainted: [W]=WARN
[    4.377243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.377278] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.377304] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.377402] RSP: 0018:ff41943ec0daf6d0 EFLAGS: 00010286
[    4.377432] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    4.377472] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.377511] RBP: 0000000000000000 R08: ff215c4e418ba7d0 R09: ff215c4e460c2030
[    4.377552] R10: ff215c4e46135120 R11: fefefefefefefeff R12: 0000000000000000
[    4.377594] R13: 0000000000000010 R14: ff215c4e46135000 R15: ff215c4e42028b00
[    4.377637] FS:  00007f126b1c8840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.377680] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.377707] CR2: 00000000004ebb50 CR3: 000000000627f006 CR4: 0000000000771ef0
[    4.377747] PKRU: 55555554
[    4.377761] Call Trace:
[    4.377775]  <TASK>
[    4.377790]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.377810]  netif_state_change (net/core/dev.c:1605)
[    4.377830]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    4.377850]  linkwatch_sync_dev (net/core/link_watch.c:295)
[    4.377872]  rtnl_getlink (net/core/rtnetlink.c:4273)
[    4.377893]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[    4.377922]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.377942]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    4.377967]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.377995]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.378018]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.378043]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.378068]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.378092]  ___sys_sendmsg (net/socket.c:2752)
[    4.378110]  __sys_sendmsg (net/socket.c:2784)
[    4.378136]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.378158]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.378185] RIP: 0033:0x7f126b40208e
[    4.378207] 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
[    4.378307] RSP: 002b:00007fffe0935470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.378350] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f126b40208e
[    4.378387] RDX: 0000000000000000 RSI: 00007fffe0935520 RDI: 0000000000000006
[    4.378426] RBP: 00007fffe0935480 R08: 0000000000000000 R09: 0000000000000000
[    4.378467] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.378508] R13: 00007fffe09355d0 R14: 0000000000000000 R15: 00007fffe0936140
| [    4.447030] ------------[ cut here ]------------
| [    4.447073] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/678
| [    4.447127] Modules linked in:
| [    4.447206] Tainted: [W]=WARN
[    4.447227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.447263] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.447290] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.447384] RSP: 0018:ff41943ec0dff720 EFLAGS: 00010286
[    4.447413] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.447451] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    4.447491] RBP: 0000000000000000 R08: ff215c4e418ba250 R09: ff215c4e460b7030
[    4.447532] R10: ff215c4e446cb120 R11: fefefefefefefeff R12: 0000000000000000
[    4.447579] R13: 0000000000000010 R14: ff215c4e446cb000 R15: ff215c4e4202a000
[    4.447621] FS:  00007f80e606b840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.447664] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.447699] CR2: 000000002d6e5988 CR3: 0000000004651001 CR4: 0000000000771ef0
[    4.447741] PKRU: 55555554
[    4.447754] Call Trace:
[    4.447770]  <TASK>
[    4.447785]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.447808]  __dev_notify_flags (net/core/dev.c:9787)
[    4.447829]  netif_change_flags (net/core/dev.c:9820)
[    4.447852]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.447875]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.447904]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.447926]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.447949]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.447976]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.448001]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.448024]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.448057]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.448078]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.448099]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.448119]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.448138]  ___sys_sendmsg (net/socket.c:2752)
[    4.448159]  __sys_sendmsg (net/socket.c:2784)
[    4.448179]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.448200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.448225] RIP: 0033:0x7f80e62a508e
[    4.448246] 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
[    4.448336] RSP: 002b:00007fff0d9edce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.448377] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f80e62a508e
[    4.448417] RDX: 0000000000000000 RSI: 00007fff0d9edd90 RDI: 0000000000000005
[    4.448459] RBP: 00007fff0d9edcf0 R08: 0000000000000000 R09: 0000000000000000
[    4.448497] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.448542] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0d9ee460
| [    4.448665] ------------[ cut here ]------------
| [    4.448698] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/45
| [    4.448761] Modules linked in:
| [    4.448836] Tainted: [W]=WARN
[    4.448856] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.448889] Workqueue: events_unbound linkwatch_event
[    4.448919] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.448949] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.449047] RSP: 0018:ff41943ec0193d50 EFLAGS: 00010286
[    4.449074] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    4.449115] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202aa00
[    4.449153] RBP: 0000000000000000 R08: ff215c4e444bff10 R09: ff215c4e43077030
[    4.449191] R10: ff215c4e460c5120 R11: fefefefefefefeff R12: 0000000000000000
[    4.449231] R13: 0000000000000010 R14: ff215c4e460c5000 R15: ff215c4e4202aa00
[    4.449270] FS:  0000000000000000(0000) GS:ff215c4ef62c8000(0000) knlGS:0000000000000000
[    4.449313] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.449340] CR2: 000055fb7e83fd5c CR3: 000000000197d006 CR4: 0000000000771ef0
[    4.449387] PKRU: 55555554
[    4.449402] Call Trace:
[    4.449415]  <TASK>
[    4.449431]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.449453]  netif_state_change (net/core/dev.c:1605)
[    4.449472]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[    4.449492]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    4.449520]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    4.449541]  process_one_work (kernel/workqueue.c:3314)
[    4.449570]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.449592]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.449612]  kthread (kernel/kthread.c:436)
[    4.449635]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.449657]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.449680]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.449700]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.460141] ------------[ cut here ]------------
| [    4.460204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/682
| [    4.460286] Modules linked in:
| [    4.460428] Tainted: [W]=WARN
[    4.460481] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.460548] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.460622] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.460750] RSP: 0018:ff41943ec0dff720 EFLAGS: 00010286
[    4.460811] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.460882] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c200
[    4.460954] RBP: 0000000000000000 R08: ff215c4e418ba250 R09: ff215c4e446cd030
[    4.461034] R10: ff215c4e446cb120 R11: fefefefefefefeff R12: 0000000000000000
[    4.461107] R13: 0000000000000010 R14: ff215c4e446cb000 R15: ff215c4e4190c200
[    4.461182] FS:  00007f2d1b214840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.461256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.461322] CR2: 000000000cc82988 CR3: 000000000619e002 CR4: 0000000000771ef0
[    4.461396] PKRU: 55555554
[    4.461442] Call Trace:
[    4.461488]  <TASK>
[    4.461534]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.461604]  __dev_notify_flags (net/core/dev.c:9787)
[    4.461659]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    4.461714]  netif_change_flags (net/core/dev.c:9820)
[    4.461769]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.461824]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.461886]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.461942]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.461997]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.462066]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.462122]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.462179]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.462245]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.462300]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.462355]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.462410]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.462465]  ___sys_sendmsg (net/socket.c:2752)
[    4.462520]  __sys_sendmsg (net/socket.c:2784)
[    4.462581]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.462636]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.462697] RIP: 0033:0x7f2d1b44e08e
[    4.462750] 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
[    4.462874] RSP: 002b:00007fffa27de5c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.462947] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2d1b44e08e
[    4.463019] RDX: 0000000000000000 RSI: 00007fffa27de670 RDI: 0000000000000005
[    4.463098] RBP: 00007fffa27de5d0 R08: 0000000000000000 R09: 0000000000000000
[    4.463170] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.463242] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa27ded40
| [    4.463475] ------------[ cut here ]------------
| [    4.463511] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/38
| [    4.463571] Modules linked in:
| [    4.463650] Tainted: [W]=WARN
[    4.463670] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.463706] Workqueue: events_unbound linkwatch_event
[    4.463735] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.463763] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.463855] RSP: 0018:ff41943ec015bd50 EFLAGS: 00010286
[    4.463880] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    4.463918] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    4.463959] RBP: 0000000000000000 R08: ff215c4e418ba250 R09: ff215c4e460b7030
[    4.464002] R10: ff215c4e446cb120 R11: fefefefefefefeff R12: 0000000000000000
[    4.464044] R13: 0000000000000010 R14: ff215c4e446cb000 R15: ff215c4e4202a000
[    4.464089] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.464133] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.464167] CR2: 000055fbb7dcfa20 CR3: 00000000044bc002 CR4: 0000000000771ef0
[    4.464209] PKRU: 55555554
[    4.464223] Call Trace:
[    4.464238]  <TASK>
[    4.464252]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.464274]  netif_state_change (net/core/dev.c:1605)
[    4.464296]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    4.464318]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    4.464349]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    4.464368]  process_one_work (kernel/workqueue.c:3314)
[    4.464388]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.464412]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.464436]  kthread (kernel/kthread.c:436)
[    4.464458]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.464481]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.464503]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.464522]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.464591] ------------[ cut here ]------------
| [    4.464615] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/38
| [    4.464671] Modules linked in:
| [    4.464753] Tainted: [W]=WARN
[    4.464776] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.464809] Workqueue: events_unbound linkwatch_event
[    4.464836] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.464865] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.464958] RSP: 0018:ff41943ec015bd50 EFLAGS: 00010286
[    4.464987] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    4.465029] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    4.465071] RBP: 0000000000000000 R08: ff215c4e444bff10 R09: ff215c4e460b7030
[    4.465111] R10: ff215c4e460c5120 R11: fefefefefefefeff R12: 0000000000000000
[    4.465158] R13: 0000000000000010 R14: ff215c4e460c5000 R15: ff215c4e4202a000
[    4.465204] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.465244] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.465279] CR2: 000055fbb7dcfa20 CR3: 00000000044bc002 CR4: 0000000000771ef0
[    4.465322] PKRU: 55555554
[    4.465336] Call Trace:
[    4.465348]  <TASK>
[    4.465361]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.465382]  netif_state_change (net/core/dev.c:1605)
[    4.465403]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    4.465422]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    4.465450]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    4.465472]  process_one_work (kernel/workqueue.c:3314)
[    4.465493]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.465518]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.465538]  kthread (kernel/kthread.c:436)
[    4.465559]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.465586]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.465607]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.465628]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.566698] ------------[ cut here ]------------
| [    4.566741] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.566805] Modules linked in:
| [    4.566885] Tainted: [W]=WARN
[    4.566904] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.566940] Workqueue: netns cleanup_net
[    4.566961] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.566987] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.567093] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.567122] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.567169] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.567215] RBP: 0000000000000000 R08: ff215c4e444bf750 R09: ff215c4e46170030
[    4.567256] R10: ff215c4e446fd120 R11: fefefefefefefeff R12: 0000000000000000
[    4.567293] R13: 0000000000000011 R14: ff215c4e446fd000 R15: ff215c4e4202a100
[    4.567337] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.567382] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.567415] CR2: 000055fb7e83fd5c CR3: 00000000044bc003 CR4: 0000000000771ef0
[    4.567458] PKRU: 55555554
[    4.567471] Call Trace:
[    4.567483]  <TASK>
[    4.567497]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.567526]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.567547]  cleanup_net (net/core/net_namespace.c:702)
[    4.567573]  process_one_work (kernel/workqueue.c:3314)
[    4.567595]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.567616]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.567638]  kthread (kernel/kthread.c:436)
[    4.567659]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.567681]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.567703]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.567724]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.567838] ------------[ cut here ]------------
| [    4.567865] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.567913] Modules linked in:
| [    4.567995] Tainted: [W]=WARN
[    4.568015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.568051] Workqueue: netns cleanup_net
[    4.568074] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.568102] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.568202] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.568228] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.568268] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.568310] RBP: 0000000000000000 R08: ff215c4e43036f50 R09: ff215c4e460ba030
[    4.568348] R10: ff215c4e43076120 R11: fefefefefefefeff R12: 0000000000000000
[    4.568396] R13: 0000000000000011 R14: ff215c4e43076000 R15: ff215c4e4202a100
[    4.568438] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.568481] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.568513] CR2: 000055fb7e83fd5c CR3: 00000000044bc003 CR4: 0000000000771ef0
[    4.568553] PKRU: 55555554
[    4.568571] Call Trace:
[    4.568585]  <TASK>
[    4.568599]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.568624]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.568642]  cleanup_net (net/core/net_namespace.c:702)
[    4.568662]  process_one_work (kernel/workqueue.c:3314)
[    4.568681]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.568702]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.568721]  kthread (kernel/kthread.c:436)
[    4.568744]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.568768]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.568791]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.568813]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.568909] ------------[ cut here ]------------
| [    4.568933] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.568991] Modules linked in:
| [    4.569070] Tainted: [W]=WARN
[    4.569092] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.569126] Workqueue: netns cleanup_net
[    4.569146] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.569175] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.569270] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.569297] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.569346] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.569384] RBP: 0000000000000000 R08: ff215c4e41938750 R09: ff215c4e46172034
[    4.569423] R10: ff215c4e4615a120 R11: fefefefefefefeff R12: 0000000000000000
[    4.569464] R13: 0000000000000011 R14: ff215c4e4615a000 R15: ff215c4e4202a100
[    4.569504] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.569543] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.569579] CR2: 000055fb7e83fd5c CR3: 00000000044bc003 CR4: 0000000000771ef0
[    4.569621] PKRU: 55555554
[    4.569635] Call Trace:
[    4.569647]  <TASK>
[    4.569661]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.569689]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.569711]  cleanup_net (net/core/net_namespace.c:702)
[    4.569730]  process_one_work (kernel/workqueue.c:3314)
[    4.569751]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.569771]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.569792]  kthread (kernel/kthread.c:436)
[    4.569813]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.569833]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.569855]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.569874]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.569969] ------------[ cut here ]------------
| [    4.569997] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.570051] Modules linked in:
| [    4.570137] Tainted: [W]=WARN
[    4.570159] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.570201] Workqueue: netns cleanup_net
[    4.570226] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.570252] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.570349] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.570374] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.570415] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.570454] RBP: 0000000000000000 R08: ff215c4e418c7b50 R09: ff215c4e460d6030
[    4.570496] R10: ff215c4e4615f120 R11: fefefefefefefeff R12: 0000000000000000
[    4.570544] R13: 0000000000000011 R14: ff215c4e4615f000 R15: ff215c4e4202a100
[    4.570591] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.570634] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.570669] CR2: 000055fb7e83fd5c CR3: 00000000044bc003 CR4: 0000000000771ef0
[    4.570707] PKRU: 55555554
[    4.570723] Call Trace:
[    4.570737]  <TASK>
[    4.570754]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.570788]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.570811]  cleanup_net (net/core/net_namespace.c:702)
[    4.570834]  process_one_work (kernel/workqueue.c:3314)
[    4.570854]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.570876]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.570895]  kthread (kernel/kthread.c:436)
[    4.570917]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.570938]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.570959]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.570979]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.571080] ------------[ cut here ]------------
| [    4.571108] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.571162] Modules linked in:
| [    4.571246] Tainted: [W]=WARN
[    4.571268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.571310] Workqueue: netns cleanup_net
[    4.571333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.571361] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.571463] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.571491] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.571538] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.571587] RBP: 0000000000000000 R08: ff215c4e444e0810 R09: ff215c4e44724030
[    4.571626] R10: ff215c4e446f8120 R11: fefefefefefefeff R12: 0000000000000000
[    4.571662] R13: 0000000000000011 R14: ff215c4e446f8000 R15: ff215c4e4202a100
[    4.571712] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.571754] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.571792] CR2: 000055fb7e83fd5c CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.571838] PKRU: 55555554
[    4.571850] Call Trace:
[    4.571866]  <TASK>
[    4.571880]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.571907]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.571926]  cleanup_net (net/core/net_namespace.c:702)
[    4.571947]  process_one_work (kernel/workqueue.c:3314)
[    4.571966]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.571986]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.572005]  kthread (kernel/kthread.c:436)
[    4.572029]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.572052]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.572077]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.572103]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.581594] ------------[ cut here ]------------
| [    4.581637] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.581700] Modules linked in:
| [    4.581774] Tainted: [W]=WARN
[    4.581791] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.581818] Workqueue: netns cleanup_net
[    4.581838] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.581868] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.581956] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    4.581983] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    4.582020] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.582064] RBP: 0000000000000000 R08: ff215c4e418ba9d0 R09: ff215c4e446f8030
[    4.582107] R10: ff215c4e446fa120 R11: fefefefefefefeff R12: 0000000000000000
[    4.582150] R13: 0000000000000010 R14: ff215c4e446fa000 R15: ff215c4e4202a100
[    4.582192] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.582237] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.582270] CR2: 00007f066ed00574 CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.582311] PKRU: 55555554
[    4.582322] Call Trace:
[    4.582335]  <TASK>
[    4.582350]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.582370]  netif_close_many (net/core/dev.c:1804)
[    4.582390]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    4.582419]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    4.582445]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.582473]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.582493]  cleanup_net (net/core/net_namespace.c:702)
[    4.582516]  process_one_work (kernel/workqueue.c:3314)
[    4.582541]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.582565]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.582586]  kthread (kernel/kthread.c:436)
[    4.582607]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.582629]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.582653]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.582676]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.582758] ------------[ cut here ]------------
| [    4.582783] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.582835] Modules linked in:
| [    4.582916] Tainted: [W]=WARN
[    4.582935] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.582970] Workqueue: netns cleanup_net
[    4.582991] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.583018] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.583106] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    4.583136] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    4.583179] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.583218] RBP: 0000000000000000 R08: ff215c4e43036cd0 R09: ff215c4e446f8030
[    4.583261] R10: ff215c4e446f9120 R11: fefefefefefefeff R12: 0000000000000000
[    4.583300] R13: 0000000000000010 R14: ff215c4e446f9000 R15: ff215c4e4202a100
[    4.583343] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.583387] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.583419] CR2: 00007f066ed00574 CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.583459] PKRU: 55555554
[    4.583472] Call Trace:
[    4.583487]  <TASK>
[    4.583501]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.583520]  netif_close_many (net/core/dev.c:1804)
[    4.583542]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    4.583574]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    4.583602]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.583628]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.583647]  cleanup_net (net/core/net_namespace.c:702)
[    4.583666]  process_one_work (kernel/workqueue.c:3314)
[    4.583687]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.583706]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.583727]  kthread (kernel/kthread.c:436)
[    4.583747]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.583771]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.583793]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.583814]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.583891] ------------[ cut here ]------------
| [    4.583919] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.583978] Modules linked in:
| [    4.584059] Tainted: [W]=WARN
[    4.584082] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.584116] Workqueue: netns cleanup_net
[    4.584137] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.584166] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.584263] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    4.584289] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    4.584332] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.584372] RBP: 0000000000000000 R08: ff215c4e418ba250 R09: ff215c4e446f8030
[    4.584415] R10: ff215c4e446cb120 R11: fefefefefefefeff R12: 0000000000000000
[    4.584458] R13: 0000000000000010 R14: ff215c4e446cb000 R15: ff215c4e4202a100
[    4.584501] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.584543] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.584578] CR2: 00007f066ed00574 CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.584619] PKRU: 55555554
[    4.584633] Call Trace:
[    4.584647]  <TASK>
[    4.584661]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.584680]  netif_close_many (net/core/dev.c:1804)
[    4.584700]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    4.584728]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    4.584759]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.584787]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.584806]  cleanup_net (net/core/net_namespace.c:702)
[    4.584827]  process_one_work (kernel/workqueue.c:3314)
[    4.584846]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.584866]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.584888]  kthread (kernel/kthread.c:436)
[    4.584908]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.584925]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.584944]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.584965]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.585044] ------------[ cut here ]------------
| [    4.585069] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.585122] Modules linked in:
| [    4.585200] Tainted: [W]=WARN
[    4.585220] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.585253] Workqueue: netns cleanup_net
[    4.585277] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.585304] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.585400] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    4.585429] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    4.585473] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.585512] RBP: 0000000000000000 R08: ff215c4e444bff10 R09: ff215c4e446f8030
[    4.585550] R10: ff215c4e460c5120 R11: fefefefefefefeff R12: 0000000000000000
[    4.585596] R13: 0000000000000010 R14: ff215c4e460c5000 R15: ff215c4e4202a100
[    4.585634] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.585674] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.585701] CR2: 00007f066ed00574 CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.585740] PKRU: 55555554
[    4.585754] Call Trace:
[    4.585767]  <TASK>
[    4.585782]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.585804]  netif_close_many (net/core/dev.c:1804)
[    4.585825]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    4.585852]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    4.585883]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.585913]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.585933]  cleanup_net (net/core/net_namespace.c:702)
[    4.585953]  process_one_work (kernel/workqueue.c:3314)
[    4.585972]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.585995]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.586015]  kthread (kernel/kthread.c:436)
[    4.586038]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.586059]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.586082]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.586106]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.586180] ------------[ cut here ]------------
| [    4.586205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.586256] Modules linked in:
| [    4.586329] Tainted: [W]=WARN
[    4.586350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.586381] Workqueue: netns cleanup_net
[    4.586405] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.586431] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.586524] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    4.586551] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    4.586592] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.586631] RBP: 0000000000000000 R08: ff215c4e444004d0 R09: ff215c4e446f802c
[    4.586667] R10: ff215c4e44728120 R11: fefefefefefefeff R12: 0000000000000000
[    4.586705] R13: 0000000000000010 R14: ff215c4e44728000 R15: ff215c4e4202a100
[    4.586746] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.586785] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.586818] CR2: 00007f066ed00574 CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.586864] PKRU: 55555554
[    4.586877] Call Trace:
[    4.586890]  <TASK>
[    4.586902]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.586923]  netif_close_many (net/core/dev.c:1804)
[    4.586941]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    4.586970]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    4.586997]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.587027]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.587048]  cleanup_net (net/core/net_namespace.c:702)
[    4.587068]  process_one_work (kernel/workqueue.c:3314)
[    4.587091]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.587114]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.587136]  kthread (kernel/kthread.c:436)
[    4.587159]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.587180]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.587201]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.587220]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.587354] ------------[ cut here ]------------
| [    4.587380] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.587430] Modules linked in:
| [    4.587506] Tainted: [W]=WARN
[    4.587527] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.587565] Workqueue: netns cleanup_net
[    4.587586] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.587615] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.587712] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    4.587737] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.587778] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.587819] RBP: 0000000000000000 R08: ff215c4e418ba9d0 R09: ff215c4e44724830
[    4.587863] R10: ff215c4e446fa120 R11: fefefefefefefeff R12: 0000000000000000
[    4.587902] R13: 0000000000000011 R14: ff215c4e446fa000 R15: ff215c4e4202a100
[    4.587944] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.587985] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.588020] CR2: 00007f066ed00574 CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.588060] PKRU: 55555554
[    4.588074] Call Trace:
[    4.588087]  <TASK>
[    4.588100]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.588124]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.588152]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.588175]  cleanup_net (net/core/net_namespace.c:702)
[    4.588194]  process_one_work (kernel/workqueue.c:3314)
[    4.588217]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.588237]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.588255]  kthread (kernel/kthread.c:436)
[    4.588276]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.588298]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.588319]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.588341]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.588444] ------------[ cut here ]------------
| [    4.588473] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.588523] Modules linked in:
| [    4.588610] Tainted: [W]=WARN
[    4.588631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.588665] Workqueue: netns cleanup_net
[    4.588686] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.588711] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.588808] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    4.588839] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.588880] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.588920] RBP: 0000000000000000 R08: ff215c4e43036cd0 R09: ff215c4e4618a030
[    4.588965] R10: ff215c4e446f9120 R11: fefefefefefefeff R12: 0000000000000000
[    4.589009] R13: 0000000000000011 R14: ff215c4e446f9000 R15: ff215c4e4202a100
[    4.589054] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.589095] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.589130] CR2: 00007f066ed00574 CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.589171] PKRU: 55555554
[    4.589183] Call Trace:
[    4.589196]  <TASK>
[    4.589210]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.589236]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.589264]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.589283]  cleanup_net (net/core/net_namespace.c:702)
[    4.589303]  process_one_work (kernel/workqueue.c:3314)
[    4.589322]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.589343]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.589364]  kthread (kernel/kthread.c:436)
[    4.589388]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.589408]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.589430]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.589452]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.589549] ------------[ cut here ]------------
| [    4.589580] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.589635] Modules linked in:
| [    4.589717] Tainted: [W]=WARN
[    4.589741] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.589777] Workqueue: netns cleanup_net
[    4.589799] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.589829] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.589921] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    4.589947] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.589988] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.590032] RBP: 0000000000000000 R08: ff215c4e418ba250 R09: ff215c4e44723830
[    4.590069] R10: ff215c4e446cb120 R11: fefefefefefefeff R12: 0000000000000000
[    4.590111] R13: 0000000000000011 R14: ff215c4e446cb000 R15: ff215c4e4202a100
[    4.590153] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.590193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.590228] CR2: 00007f066ed00574 CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.590267] PKRU: 55555554
[    4.590281] Call Trace:
[    4.590295]  <TASK>
[    4.590310]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.590339]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.590367]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.590386]  cleanup_net (net/core/net_namespace.c:702)
[    4.590404]  process_one_work (kernel/workqueue.c:3314)
[    4.590423]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.590443]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.590465]  kthread (kernel/kthread.c:436)
[    4.590483]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.590503]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.590526]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.590546]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.590644] ------------[ cut here ]------------
| [    4.590668] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.590723] Modules linked in:
| [    4.590800] Tainted: [W]=WARN
[    4.590820] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.590856] Workqueue: netns cleanup_net
[    4.590877] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.590904] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.590997] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    4.591029] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.591068] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.591111] RBP: 0000000000000000 R08: ff215c4e444bff10 R09: ff215c4e46122830
[    4.591155] R10: ff215c4e460c5120 R11: fefefefefefefeff R12: 0000000000000000
[    4.591201] R13: 0000000000000011 R14: ff215c4e460c5000 R15: ff215c4e4202a100
[    4.591242] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.591282] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.591316] CR2: 00007f066ed00574 CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.591355] PKRU: 55555554
[    4.591369] Call Trace:
[    4.591381]  <TASK>
[    4.591394]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.591422]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.591449]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.591468]  cleanup_net (net/core/net_namespace.c:702)
[    4.591488]  process_one_work (kernel/workqueue.c:3314)
[    4.591507]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.591528]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.591549]  kthread (kernel/kthread.c:436)
[    4.591576]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.591599]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.591619]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.591642]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.591734] ------------[ cut here ]------------
| [    4.591758] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.591813] Modules linked in:
| [    4.591888] Tainted: [W]=WARN
[    4.591908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.591940] Workqueue: netns cleanup_net
[    4.591960] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.591987] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.592085] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    4.592114] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.592154] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.592195] RBP: 0000000000000000 R08: ff215c4e444004d0 R09: ff215c4e446bb82c
[    4.592235] R10: ff215c4e44728120 R11: fefefefefefefeff R12: 0000000000000000
[    4.592276] R13: 0000000000000011 R14: ff215c4e44728000 R15: ff215c4e4202a100
[    4.592315] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.592347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.592381] CR2: 00007f066ed00574 CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.592421] PKRU: 55555554
[    4.592435] Call Trace:
[    4.592449]  <TASK>
[    4.592465]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.592498]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.592525]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.592544]  cleanup_net (net/core/net_namespace.c:702)
[    4.592567]  process_one_work (kernel/workqueue.c:3314)
[    4.592589]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.592608]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.592629]  kthread (kernel/kthread.c:436)
[    4.592651]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.592671]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.592693]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.592713]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.606927] ------------[ cut here ]------------
| [    4.606957] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/736
| [    4.607015] Modules linked in:
| [    4.607103] Tainted: [W]=WARN
[    4.607120] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.607145] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.607179] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.607261] RSP: 0018:ff41943ec0ec7cb8 EFLAGS: 00010286
[    4.607289] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.607326] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    4.607369] RBP: 0000000000000000 R08: ff215c4e44412710 R09: ff215c4e4616c02c
[    4.607414] R10: ff215c4e446f9120 R11: fefefefefefefeff R12: 0000000000000000
[    4.607453] R13: 0000000000000010 R14: ff215c4e446f9000 R15: ff215c4e41ddc300
[    4.607497] FS:  00007f970ecdb840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.607533] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.607567] CR2: 00007f970eedcc20 CR3: 00000000031ac006 CR4: 0000000000771ef0
[    4.607611] PKRU: 55555554
[    4.607624] Call Trace:
[    4.607639]  <TASK>
[    4.607653]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.607675]  register_netdevice (net/core/dev.c:11488)
[    4.607696]  register_netdev (net/core/dev.c:11552)
[    4.607715]  loopback_net_init (drivers/net/loopback.c:218)
[    4.607737]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    4.607765]  ops_init (net/core/net_namespace.c:137)
[    4.607789]  setup_net (net/core/net_namespace.c:446)
[    4.607810]  copy_net_ns (net/core/net_namespace.c:579)
[    4.607832]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.607862]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.607887]  ksys_unshare (kernel/fork.c:3243)
[    4.607908]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.607930]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.607950]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.607977] RIP: 0033:0x7f970ef9dbcb
[    4.607994] 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
[    4.608087] RSP: 002b:00007ffce56ebd78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.608124] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f970ef9dbcb
[    4.608165] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.608204] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.608247] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffce56edfa0
[    4.608289] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce56ee8c0
| [    4.608400] ------------[ cut here ]------------
| [    4.608429] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/736
| [    4.608476] Modules linked in:
| [    4.608552] Tainted: [W]=WARN
[    4.608578] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.608613] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.608637] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.608728] RSP: 0018:ff41943ec0ec7c10 EFLAGS: 00010286
[    4.608756] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.608798] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c000
[    4.608838] RBP: 0000000000000000 R08: ff215c4e444b1f50 R09: ff215c4e44726030
[    4.608881] R10: ff215c4e4616c120 R11: fefefefefefefeff R12: 0000000000000000
[    4.608919] R13: 0000000000000010 R14: ff215c4e4616c000 R15: ff215c4e4190c000
[    4.608959] FS:  00007f970ecdb840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.609004] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.609040] CR2: 00007f970eedcc20 CR3: 00000000031ac006 CR4: 0000000000771ef0
[    4.609086] PKRU: 55555554
[    4.609100] Call Trace:
[    4.609115]  <TASK>
[    4.609129]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.609150]  register_netdevice (net/core/dev.c:11488)
[    4.609170]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    4.609188]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    4.609210]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    4.609231]  ops_init (net/core/net_namespace.c:137)
[    4.609254]  setup_net (net/core/net_namespace.c:446)
[    4.609275]  copy_net_ns (net/core/net_namespace.c:579)
[    4.609296]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.609322]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.609350]  ksys_unshare (kernel/fork.c:3243)
[    4.609373]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.609391]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.609411]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.609441] RIP: 0033:0x7f970ef9dbcb
[    4.609466] 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
[    4.609558] RSP: 002b:00007ffce56ebd78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.609604] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f970ef9dbcb
[    4.609644] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.609684] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.609726] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffce56edfa0
[    4.609769] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce56ee8c0
| [    4.609879] ------------[ cut here ]------------
| [    4.609905] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/736
| [    4.609959] Modules linked in:
| [    4.610033] Tainted: [W]=WARN
[    4.610053] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.610085] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.610115] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.610208] RSP: 0018:ff41943ec0ec7bf0 EFLAGS: 00010286
[    4.610234] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.610274] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418b9c00
[    4.610317] RBP: 0000000000000000 R08: ff215c4e418baa90 R09: ff215c4e4618f830
[    4.610356] R10: ff215c4e4471e120 R11: fefefefefefefeff R12: 0000000000000000
[    4.610399] R13: 0000000000000010 R14: ff215c4e4471e000 R15: ff215c4e418b9c00
[    4.610438] FS:  00007f970ecdb840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.610478] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.610513] CR2: 00007f970eedcc20 CR3: 00000000031ac006 CR4: 0000000000771ef0
[    4.610553] PKRU: 55555554
[    4.610570] Call Trace:
[    4.610583]  <TASK>
[    4.610595]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.610616]  register_netdevice (net/core/dev.c:11488)
[    4.610638]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    4.610659]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    4.610679]  vti_init_net (net/ipv4/ip_vti.c:517)
[    4.610698]  ops_init (net/core/net_namespace.c:137)
[    4.610721]  setup_net (net/core/net_namespace.c:446)
[    4.610742]  copy_net_ns (net/core/net_namespace.c:579)
[    4.610759]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.610789]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.610816]  ksys_unshare (kernel/fork.c:3243)
[    4.610835]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.610858]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.610875]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.610902] RIP: 0033:0x7f970ef9dbcb
[    4.610925] 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
[    4.611015] RSP: 002b:00007ffce56ebd78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.611064] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f970ef9dbcb
[    4.611106] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.611144] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.611183] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffce56edfa0
[    4.611222] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce56ee8c0
| [    4.611336] ------------[ cut here ]------------
| [    4.611360] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/736
| [    4.611405] Modules linked in:
| [    4.611473] Tainted: [W]=WARN
[    4.611493] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.611522] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.611547] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.611643] RSP: 0018:ff41943ec0ec7ca8 EFLAGS: 00010286
[    4.611669] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.611710] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418b9800
[    4.611747] RBP: 0000000000000000 R08: ff215c4e41229a50 R09: ff215c4e44728034
[    4.611783] R10: ff215c4e43074120 R11: fefefefefefefeff R12: 0000000000000000
[    4.611822] R13: 0000000000000010 R14: ff215c4e43074000 R15: ff215c4e418b9800
[    4.611868] FS:  00007f970ecdb840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.611912] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.611945] CR2: 00007f970eedcc20 CR3: 00000000031ac006 CR4: 0000000000771ef0
[    4.611986] PKRU: 55555554
[    4.612004] Call Trace:
[    4.612019]  <TASK>
[    4.612035]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.612060]  register_netdevice (net/core/dev.c:11488)
[    4.612080]  register_netdev (net/core/dev.c:11552)
[    4.612105]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    4.612126]  ops_init (net/core/net_namespace.c:137)
[    4.612145]  setup_net (net/core/net_namespace.c:446)
[    4.612164]  copy_net_ns (net/core/net_namespace.c:579)
[    4.612184]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.612209]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.612233]  ksys_unshare (kernel/fork.c:3243)
[    4.612252]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.612275]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.612295]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.612322] RIP: 0033:0x7f970ef9dbcb
[    4.612342] 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
[    4.612435] RSP: 002b:00007ffce56ebd78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.612474] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f970ef9dbcb
[    4.612511] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.612557] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.612596] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffce56edfa0
[    4.612637] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce56ee8c0
| [    4.612748] ------------[ cut here ]------------
| [    4.612772] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/736
| [    4.612817] Modules linked in:
| [    4.612891] Tainted: [W]=WARN
[    4.612911] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.612943] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.612972] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.613062] RSP: 0018:ff41943ec0ec7ca0 EFLAGS: 00010286
[    4.613090] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.613127] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418bb500
[    4.613167] RBP: 0000000000000000 R08: ff215c4e41229c50 R09: ff215c4e46134030
[    4.613208] R10: ff215c4e44728120 R11: fefefefefefefeff R12: 0000000000000000
[    4.613246] R13: 0000000000000010 R14: ff215c4e44728000 R15: ff215c4e418bb500
[    4.613286] FS:  00007f970ecdb840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.613327] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.613362] CR2: 00007f970eedcc20 CR3: 00000000031ac006 CR4: 0000000000771ef0
[    4.613398] PKRU: 55555554
[    4.613410] Call Trace:
[    4.613420]  <TASK>
[    4.613432]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.613454]  register_netdevice (net/core/dev.c:11488)
[    4.613474]  register_netdev (net/core/dev.c:11552)
[    4.613492]  sit_init_net (net/ipv6/sit.c:1860)
[    4.613514]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    4.613535]  ops_init (net/core/net_namespace.c:137)
[    4.613553]  setup_net (net/core/net_namespace.c:446)
[    4.613578]  copy_net_ns (net/core/net_namespace.c:579)
[    4.613598]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.613628]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.613655]  ksys_unshare (kernel/fork.c:3243)
[    4.613676]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.613694]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.613714]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.613740] RIP: 0033:0x7f970ef9dbcb
[    4.613765] 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
[    4.613853] RSP: 002b:00007ffce56ebd78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.613892] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f970ef9dbcb
[    4.613930] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.613969] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.614010] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffce56edfa0
[    4.614051] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce56ee8c0
| [    4.614159] ------------[ cut here ]------------
| [    4.614184] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/736
| [    4.614225] Modules linked in:
| [    4.614300] Tainted: [W]=WARN
[    4.614321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.614352] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.614381] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.614473] RSP: 0018:ff41943ec0ec7ca8 EFLAGS: 00010286
[    4.614500] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.614543] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc400
[    4.614585] RBP: 0000000000000000 R08: ff215c4e4440b010 R09: ff215c4e4616a030
[    4.614624] R10: ff215c4e46134120 R11: fefefefefefefeff R12: 0000000000000000
[    4.614664] R13: 0000000000000010 R14: ff215c4e46134000 R15: ff215c4e41ddc400
[    4.614708] FS:  00007f970ecdb840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.614747] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.614778] CR2: 00007f970eedcc20 CR3: 00000000031ac006 CR4: 0000000000771ef0
[    4.614818] PKRU: 55555554
[    4.614832] Call Trace:
[    4.614846]  <TASK>
[    4.614859]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.614879]  register_netdevice (net/core/dev.c:11488)
[    4.614898]  register_netdev (net/core/dev.c:11552)
[    4.614920]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    4.614940]  ops_init (net/core/net_namespace.c:137)
[    4.614961]  setup_net (net/core/net_namespace.c:446)
[    4.614982]  copy_net_ns (net/core/net_namespace.c:579)
[    4.615004]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.615034]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.615061]  ksys_unshare (kernel/fork.c:3243)
[    4.615083]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.615107]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.615126]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.615151] RIP: 0033:0x7f970ef9dbcb
[    4.615171] 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
[    4.615264] RSP: 002b:00007ffce56ebd78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.615303] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f970ef9dbcb
[    4.615343] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.615386] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.615424] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffce56edfa0
[    4.615461] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce56ee8c0
| [    4.618477] ------------[ cut here ]------------
| [    4.618540] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/737
| [    4.618629] Modules linked in:
| [    4.618768] Tainted: [W]=WARN
[    4.618821] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.618888] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.618949] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.619082] RSP: 0018:ff41943ec0ecf720 EFLAGS: 00010286
[    4.619142] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.619215] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    4.619287] RBP: 0000000000000000 R08: ff215c4e44412710 R09: ff215c4e446cd02c
[    4.619360] R10: ff215c4e446f9120 R11: fefefefefefefeff R12: 0000000000000000
[    4.619432] R13: 0000000000000010 R14: ff215c4e446f9000 R15: ff215c4e41ddd200
[    4.619507] FS:  00007f6e0bc11840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.619587] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.619653] CR2: 00007f6e0bee11a0 CR3: 0000000009c34006 CR4: 0000000000771ef0
[    4.619727] PKRU: 55555554
[    4.619773] Call Trace:
[    4.619819]  <TASK>
[    4.619865]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.619919]  __dev_notify_flags (net/core/dev.c:9787)
[    4.619973]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    4.620034]  netif_change_flags (net/core/dev.c:9820)
[    4.620095]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.620150]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.620212]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.620267]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.620322]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.620383]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.620454]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.620508]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.620583]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.620638]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.620692]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.620747]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.620802]  ___sys_sendmsg (net/socket.c:2752)
[    4.620857]  __sys_sendmsg (net/socket.c:2784)
[    4.620912]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.620966]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.621032] RIP: 0033:0x7f6e0be4b08e
[    4.621087] 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
[    4.621212] RSP: 002b:00007fff3aeac120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.621285] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6e0be4b08e
[    4.621358] RDX: 0000000000000000 RSI: 00007fff3aeac1d0 RDI: 0000000000000005
[    4.621431] RBP: 00007fff3aeac130 R08: 0000000000000000 R09: 0000000000000000
[    4.621502] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.621584] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3aeac8a0
| [    4.621884] ------------[ cut here ]------------
| [    4.621922] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.621982] Modules linked in:
| [    4.622065] Tainted: [W]=WARN
[    4.622086] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.622124] Workqueue: netns cleanup_net
[    4.622144] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.622168] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.622265] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.622298] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.622338] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.622369] RBP: 0000000000000000 R08: ff215c4e444bfb50 R09: ff215c4e44704030
[    4.622413] R10: ff215c4e460b3120 R11: fefefefefefefeff R12: 0000000000000000
[    4.622452] R13: 0000000000000011 R14: ff215c4e460b3000 R15: ff215c4e4202a100
[    4.622486] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.622528] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.622565] CR2: 000055fb7e83fd5c CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.622604] PKRU: 55555554
[    4.622618] Call Trace:
[    4.622630]  <TASK>
[    4.622643]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.622677]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.622699]  cleanup_net (net/core/net_namespace.c:702)
[    4.622718]  process_one_work (kernel/workqueue.c:3314)
[    4.622738]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.622758]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.622781]  kthread (kernel/kthread.c:436)
[    4.622800]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.622825]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.622847]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.622871]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.622974] ------------[ cut here ]------------
| [    4.623005] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.623064] Modules linked in:
| [    4.623142] Tainted: [W]=WARN
[    4.623165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.623197] Workqueue: netns cleanup_net
[    4.623215] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.623248] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.623338] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.623363] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.623400] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.623434] RBP: 0000000000000000 R08: ff215c4e44464590 R09: ff215c4e46181030
[    4.623480] R10: ff215c4e4612d120 R11: fefefefefefefeff R12: 0000000000000000
[    4.623516] R13: 0000000000000011 R14: ff215c4e4612d000 R15: ff215c4e4202a100
[    4.623557] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.623602] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.623637] CR2: 000055fb7e83fd5c CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.623675] PKRU: 55555554
[    4.623687] Call Trace:
[    4.623698]  <TASK>
[    4.623712]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.623743]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.623767]  cleanup_net (net/core/net_namespace.c:702)
[    4.623785]  process_one_work (kernel/workqueue.c:3314)
[    4.623805]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.623822]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.623846]  kthread (kernel/kthread.c:436)
[    4.623870]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.623892]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.623911]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.623929]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.624037] ------------[ cut here ]------------
| [    4.624066] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.624126] Modules linked in:
| [    4.624205] Tainted: [W]=WARN
[    4.624229] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.624263] Workqueue: netns cleanup_net
[    4.624289] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.624313] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.624412] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.624433] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.624474] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.624520] RBP: 0000000000000000 R08: ff215c4e418ba890 R09: ff215c4e446de034
[    4.624564] R10: ff215c4e446cc120 R11: fefefefefefefeff R12: 0000000000000000
[    4.624605] R13: 0000000000000011 R14: ff215c4e446cc000 R15: ff215c4e4202a100
[    4.624645] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.624687] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.624720] CR2: 000055fb7e83fd5c CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.624759] PKRU: 55555554
[    4.624775] Call Trace:
[    4.624793]  <TASK>
[    4.624809]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.624834]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.624856]  cleanup_net (net/core/net_namespace.c:702)
[    4.624882]  process_one_work (kernel/workqueue.c:3314)
[    4.624904]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.624923]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.624942]  kthread (kernel/kthread.c:436)
[    4.624961]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.624979]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.625005]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.625033]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.625127] ------------[ cut here ]------------
| [    4.625163] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.625222] Modules linked in:
| [    4.625295] Tainted: [W]=WARN
[    4.625312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.625349] Workqueue: netns cleanup_net
[    4.625370] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.625401] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.625492] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.625515] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.625556] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.625601] RBP: 0000000000000000 R08: ff215c4e418c7f90 R09: ff215c4e43067030
[    4.625642] R10: ff215c4e4617f120 R11: fefefefefefefeff R12: 0000000000000000
[    4.625692] R13: 0000000000000011 R14: ff215c4e4617f000 R15: ff215c4e4202a100
[    4.625736] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.625774] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.625807] CR2: 000055fb7e83fd5c CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.625846] PKRU: 55555554
[    4.625860] Call Trace:
[    4.625870]  <TASK>
[    4.625882]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.625912]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.625933]  cleanup_net (net/core/net_namespace.c:702)
[    4.625952]  process_one_work (kernel/workqueue.c:3314)
[    4.625972]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.625995]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.626014]  kthread (kernel/kthread.c:436)
[    4.626038]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.626060]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.626079]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.626101]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.626190] ------------[ cut here ]------------
| [    4.626214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.626270] Modules linked in:
| [    4.626347] Tainted: [W]=WARN
[    4.626367] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.626403] Workqueue: netns cleanup_net
[    4.626426] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.626455] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.626554] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.626583] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.626622] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.626665] RBP: 0000000000000000 R08: ff215c4e4193f350 R09: ff215c4e43068030
[    4.626707] R10: ff215c4e460c6120 R11: fefefefefefefeff R12: 0000000000000000
[    4.626748] R13: 0000000000000011 R14: ff215c4e460c6000 R15: ff215c4e4202a100
[    4.626792] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.626832] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.626866] CR2: 000055fb7e83fd5c CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.626905] PKRU: 55555554
[    4.626918] Call Trace:
[    4.626931]  <TASK>
[    4.626944]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.626970]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.626991]  cleanup_net (net/core/net_namespace.c:702)
[    4.627017]  process_one_work (kernel/workqueue.c:3314)
[    4.627041]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.627059]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.627079]  kthread (kernel/kthread.c:436)
[    4.627100]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.627122]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.627144]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.627163]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.627260] ------------[ cut here ]------------
| [    4.627284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.627327] Modules linked in:
| [    4.627401] Tainted: [W]=WARN
[    4.627422] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.627458] Workqueue: netns cleanup_net
[    4.627479] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.627506] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.627604] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.627631] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.627673] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.627715] RBP: 0000000000000000 R08: ff215c4e444e0910 R09: ff215c4e463cc830
[    4.627761] R10: ff215c4e446ca120 R11: fefefefefefefeff R12: 0000000000000000
[    4.627802] R13: 0000000000000011 R14: ff215c4e446ca000 R15: ff215c4e4202a100
[    4.627845] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.627892] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.627923] CR2: 000055fb7e83fd5c CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.627971] PKRU: 55555554
[    4.627983] Call Trace:
[    4.627997]  <TASK>
[    4.628009]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.628047]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.628070]  cleanup_net (net/core/net_namespace.c:702)
[    4.628092]  process_one_work (kernel/workqueue.c:3314)
[    4.628111]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.628131]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.628152]  kthread (kernel/kthread.c:436)
[    4.628174]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.628194]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.628219]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.628240]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.628337] ------------[ cut here ]------------
| [    4.628361] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.628414] Modules linked in:
| [    4.628491] Tainted: [W]=WARN
[    4.628512] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.628551] Workqueue: netns cleanup_net
[    4.628575] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.628597] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.628691] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.628718] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.628759] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.628799] RBP: 0000000000000000 R08: ff215c4e41dbe650 R09: ff215c4e46166030
[    4.628843] R10: ff215c4e44718120 R11: fefefefefefefeff R12: 0000000000000000
[    4.628882] R13: 0000000000000011 R14: ff215c4e44718000 R15: ff215c4e4202a100
[    4.628926] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.628965] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.628997] CR2: 000055fb7e83fd5c CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.629043] PKRU: 55555554
[    4.629056] Call Trace:
[    4.629071]  <TASK>
[    4.629083]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.629112]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.629133]  cleanup_net (net/core/net_namespace.c:702)
[    4.629154]  process_one_work (kernel/workqueue.c:3314)
[    4.629174]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.629193]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.629213]  kthread (kernel/kthread.c:436)
[    4.629233]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.629254]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.629275]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.629300]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.629401] ------------[ cut here ]------------
| [    4.629425] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.629484] Modules linked in:
| [    4.629571] Tainted: [W]=WARN
[    4.629590] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.629626] Workqueue: netns cleanup_net
[    4.629647] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.629678] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.629765] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.629792] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.629834] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.629875] RBP: 0000000000000000 R08: ff215c4e4445f590 R09: ff215c4e41c20834
[    4.629915] R10: ff215c4e42ee5120 R11: fefefefefefefeff R12: 0000000000000000
[    4.629958] R13: 0000000000000011 R14: ff215c4e42ee5000 R15: ff215c4e4202a100
[    4.630000] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.630042] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.630081] CR2: 000055fb7e83fd5c CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.630122] PKRU: 55555554
[    4.630135] Call Trace:
[    4.630149]  <TASK>
[    4.630163]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.630189]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.630209]  cleanup_net (net/core/net_namespace.c:702)
[    4.630232]  process_one_work (kernel/workqueue.c:3314)
[    4.630249]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.630269]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.630290]  kthread (kernel/kthread.c:436)
[    4.630312]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.630333]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.630353]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.630372]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.630464] ------------[ cut here ]------------
| [    4.630491] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.630542] Modules linked in:
| [    4.630631] Tainted: [W]=WARN
[    4.630653] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.630686] Workqueue: netns cleanup_net
[    4.630704] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.630727] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.630826] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.630854] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.630894] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.630932] RBP: 0000000000000000 R08: ff215c4e44412090 R09: ff215c4e460d4030
[    4.630968] R10: ff215c4e4617d120 R11: fefefefefefefeff R12: 0000000000000000
[    4.631007] R13: 0000000000000011 R14: ff215c4e4617d000 R15: ff215c4e4202a100
[    4.631053] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.631098] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.631129] CR2: 000055fb7e83fd5c CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.631168] PKRU: 55555554
[    4.631180] Call Trace:
[    4.631196]  <TASK>
[    4.631211]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.631240]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.631266]  cleanup_net (net/core/net_namespace.c:702)
[    4.631286]  process_one_work (kernel/workqueue.c:3314)
[    4.631308]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.631330]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.631356]  kthread (kernel/kthread.c:436)
[    4.631376]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.631397]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.631416]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.631439]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.631537] ------------[ cut here ]------------
| [    4.631571] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.631625] Modules linked in:
| [    4.631698] Tainted: [W]=WARN
[    4.631723] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.631755] Workqueue: netns cleanup_net
[    4.631779] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.631808] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.631899] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    4.631930] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.631968] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.632009] RBP: 0000000000000000 R08: ff215c4e44403ad0 R09: ff215c4e46170830
[    4.632048] R10: ff215c4e4471d120 R11: fefefefefefefeff R12: 0000000000000000
[    4.632085] R13: 0000000000000011 R14: ff215c4e4471d000 R15: ff215c4e4202a100
[    4.632126] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.632164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.632197] CR2: 000055fb7e83fd5c CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.632236] PKRU: 55555554
[    4.632248] Call Trace:
[    4.632261]  <TASK>
[    4.632275]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.632301]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.632322]  cleanup_net (net/core/net_namespace.c:702)
[    4.632345]  process_one_work (kernel/workqueue.c:3314)
[    4.632365]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.632387]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.632406]  kthread (kernel/kthread.c:436)
[    4.632426]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.632445]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.632467]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.632493]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.638598] ------------[ cut here ]------------
| [    4.638629] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.638685] Modules linked in:
| [    4.638759] Tainted: [W]=WARN
[    4.638778] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.638815] Workqueue: netns cleanup_net
[    4.638837] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.638863] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.638966] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    4.638994] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    4.639038] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.639077] RBP: 0000000000000000 R08: ff215c4e44464d10 R09: ff215c4e4471d030
[    4.639116] R10: ff215c4e4617a120 R11: fefefefefefefeff R12: 0000000000000000
[    4.639155] R13: 0000000000000010 R14: ff215c4e4617a000 R15: ff215c4e4202a100
[    4.639196] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.639239] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.639275] CR2: 000055fb7e83fd5c CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.639315] PKRU: 55555554
[    4.639328] Call Trace:
[    4.639341]  <TASK>
[    4.639356]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.639375]  netif_close_many (net/core/dev.c:1804)
[    4.639396]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    4.639424]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    4.639450]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.639478]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.639500]  cleanup_net (net/core/net_namespace.c:702)
[    4.639520]  process_one_work (kernel/workqueue.c:3314)
[    4.639545]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.639568]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.639589]  kthread (kernel/kthread.c:436)
[    4.639610]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.639632]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.639653]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.639675]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.639755] ------------[ cut here ]------------
| [    4.639779] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.639834] Modules linked in:
| [    4.639902] Tainted: [W]=WARN
[    4.639923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.639960] Workqueue: netns cleanup_net
[    4.639981] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.640004] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.640100] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    4.640127] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    4.640168] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.640209] RBP: 0000000000000000 R08: ff215c4e4195c9d0 R09: ff215c4e4471d02c
[    4.640246] R10: ff215c4e4471c120 R11: fefefefefefefeff R12: 0000000000000000
[    4.640287] R13: 0000000000000010 R14: ff215c4e4471c000 R15: ff215c4e4202a100
[    4.640322] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.640362] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.640398] CR2: 000055fb7e83fd5c CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.640439] PKRU: 55555554
[    4.640451] Call Trace:
[    4.640462]  <TASK>
[    4.640479]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.640502]  netif_close_many (net/core/dev.c:1804)
[    4.640525]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    4.640552]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    4.640586]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.640613]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.640637]  cleanup_net (net/core/net_namespace.c:702)
[    4.640660]  process_one_work (kernel/workqueue.c:3314)
[    4.640682]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.640704]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.640723]  kthread (kernel/kthread.c:436)
[    4.640744]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.640765]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.640787]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.640806]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.640875] ------------[ cut here ]------------
| [    4.640903] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.640957] Modules linked in:
| [    4.641029] Tainted: [W]=WARN
[    4.641049] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.641084] Workqueue: netns cleanup_net
[    4.641106] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.641133] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.641224] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    4.641250] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    4.641290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.641331] RBP: 0000000000000000 R08: ff215c4e418ba7d0 R09: ff215c4e4471d030
[    4.641370] R10: ff215c4e46135120 R11: fefefefefefefeff R12: 0000000000000000
[    4.641418] R13: 0000000000000010 R14: ff215c4e46135000 R15: ff215c4e4202a100
[    4.641459] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.641498] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.641532] CR2: 000055fb7e83fd5c CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.641575] PKRU: 55555554
[    4.641590] Call Trace:
[    4.641609]  <TASK>
[    4.641621]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.641643]  netif_close_many (net/core/dev.c:1804)
[    4.641664]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    4.641690]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    4.641717]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.641744]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.641766]  cleanup_net (net/core/net_namespace.c:702)
[    4.641783]  process_one_work (kernel/workqueue.c:3314)
[    4.641802]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.641823]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.641844]  kthread (kernel/kthread.c:436)
[    4.641865]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.641888]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.641910]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.641931]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.642011] ------------[ cut here ]------------
| [    4.642045] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.642099] Modules linked in:
| [    4.642177] Tainted: [W]=WARN
[    4.642197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.642228] Workqueue: netns cleanup_net
[    4.642251] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.642279] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.642372] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    4.642400] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    4.642438] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.642477] RBP: 0000000000000000 R08: ff215c4e44464150 R09: ff215c4e4471d02c
[    4.642519] R10: ff215c4e446cf120 R11: fefefefefefefeff R12: 0000000000000000
[    4.642569] R13: 0000000000000010 R14: ff215c4e446cf000 R15: ff215c4e4202a100
[    4.642616] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.642656] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.642688] CR2: 000055fb7e83fd5c CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.642729] PKRU: 55555554
[    4.642742] Call Trace:
[    4.642755]  <TASK>
[    4.642769]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.642794]  netif_close_many (net/core/dev.c:1804)
[    4.642816]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    4.642841]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    4.642870]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.642898]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.642918]  cleanup_net (net/core/net_namespace.c:702)
[    4.642937]  process_one_work (kernel/workqueue.c:3314)
[    4.642958]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.642981]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.643001]  kthread (kernel/kthread.c:436)
[    4.643026]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.643047]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.643071]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.643092]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.643218] ------------[ cut here ]------------
| [    4.643249] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.643300] Modules linked in:
| [    4.643377] Tainted: [W]=WARN
[    4.643400] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.643434] Workqueue: netns cleanup_net
[    4.643457] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.643489] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.643584] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    4.643611] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.643653] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.643698] RBP: 0000000000000000 R08: ff215c4e44464d10 R09: ff215c4e460dd830
[    4.643740] R10: ff215c4e4617a120 R11: fefefefefefefeff R12: 0000000000000000
[    4.643785] R13: 0000000000000011 R14: ff215c4e4617a000 R15: ff215c4e4202a100
[    4.643827] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.643867] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.643899] CR2: 000055fb7e83fd5c CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.643937] PKRU: 55555554
[    4.643950] Call Trace:
[    4.643964]  <TASK>
[    4.643978]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.644006]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.644034]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.644059]  cleanup_net (net/core/net_namespace.c:702)
[    4.644080]  process_one_work (kernel/workqueue.c:3314)
[    4.644101]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.644123]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.644142]  kthread (kernel/kthread.c:436)
[    4.644161]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.644182]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.644204]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.644225]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.644315] ------------[ cut here ]------------
| [    4.644340] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.644391] Modules linked in:
| [    4.644467] Tainted: [W]=WARN
[    4.644488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.644528] Workqueue: netns cleanup_net
[    4.644547] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.644579] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.644671] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    4.644699] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.644739] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.644781] RBP: 0000000000000000 R08: ff215c4e4195c9d0 R09: ff215c4e446b902c
[    4.644820] R10: ff215c4e4471c120 R11: fefefefefefefeff R12: 0000000000000000
[    4.644858] R13: 0000000000000011 R14: ff215c4e4471c000 R15: ff215c4e4202a100
[    4.644898] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.644942] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.644976] CR2: 000055fb7e83fd5c CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.645016] PKRU: 55555554
[    4.645033] Call Trace:
[    4.645045]  <TASK>
[    4.645057]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.645084]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.645113]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.645133]  cleanup_net (net/core/net_namespace.c:702)
[    4.645152]  process_one_work (kernel/workqueue.c:3314)
[    4.645172]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.645190]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.645212]  kthread (kernel/kthread.c:436)
[    4.645232]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.645253]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.645274]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.645296]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.645392] ------------[ cut here ]------------
| [    4.645417] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.645460] Modules linked in:
| [    4.645536] Tainted: [W]=WARN
[    4.645558] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.645593] Workqueue: netns cleanup_net
[    4.645615] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.645640] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.645765] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    4.645793] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.645832] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.645874] RBP: 0000000000000000 R08: ff215c4e418ba7d0 R09: ff215c4e446d9030
[    4.645914] R10: ff215c4e46135120 R11: fefefefefefefeff R12: 0000000000000000
[    4.645955] R13: 0000000000000011 R14: ff215c4e46135000 R15: ff215c4e4202a100
[    4.645999] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.646047] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.646083] CR2: 000055fb7e83fd5c CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.646124] PKRU: 55555554
[    4.646138] Call Trace:
[    4.646151]  <TASK>
[    4.646165]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.646192]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.646221]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.646238]  cleanup_net (net/core/net_namespace.c:702)
[    4.646258]  process_one_work (kernel/workqueue.c:3314)
[    4.646280]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.646298]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.646318]  kthread (kernel/kthread.c:436)
[    4.646341]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.646359]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.646389]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.646410]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.646501] ------------[ cut here ]------------
| [    4.646530] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    4.646587] Modules linked in:
| [    4.646662] Tainted: [W]=WARN
[    4.646684] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.646713] Workqueue: netns cleanup_net
[    4.646735] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.646762] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.646857] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    4.646885] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.646925] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.646966] RBP: 0000000000000000 R08: ff215c4e44464150 R09: ff215c4e460be82c
[    4.647005] R10: ff215c4e446cf120 R11: fefefefefefefeff R12: 0000000000000000
[    4.647048] R13: 0000000000000011 R14: ff215c4e446cf000 R15: ff215c4e4202a100
[    4.647092] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.647132] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.647167] CR2: 000055fb7e83fd5c CR3: 0000000008847006 CR4: 0000000000771ef0
[    4.647208] PKRU: 55555554
[    4.647222] Call Trace:
[    4.647234]  <TASK>
[    4.647246]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.647273]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.647299]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.647319]  cleanup_net (net/core/net_namespace.c:702)
[    4.647341]  process_one_work (kernel/workqueue.c:3314)
[    4.647359]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.647380]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.647400]  kthread (kernel/kthread.c:436)
[    4.647421]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.647443]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.647465]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.647484]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.658312] ------------[ cut here ]------------
| [    4.658341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/745
| [    4.658396] Modules linked in:
| [    4.658475] Tainted: [W]=WARN
[    4.658496] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.658529] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.658555] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.658656] RSP: 0018:ff41943ec0f0fcb8 EFLAGS: 00010286
[    4.658680] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.658724] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.658770] RBP: 0000000000000000 R08: ff215c4e444641d0 R09: ff215c4e4617c02c
[    4.658811] R10: ff215c4e460c7120 R11: fefefefefefefeff R12: 0000000000000000
[    4.658850] R13: 0000000000000010 R14: ff215c4e460c7000 R15: ff215c4e4202a100
[    4.658894] FS:  00007f606254c840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.658942] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.658978] CR2: 00007f606274dc20 CR3: 0000000009ce7001 CR4: 0000000000771ef0
[    4.659019] PKRU: 55555554
[    4.659033] Call Trace:
[    4.659047]  <TASK>
[    4.659062]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.659083]  register_netdevice (net/core/dev.c:11488)
[    4.659102]  register_netdev (net/core/dev.c:11552)
[    4.659124]  loopback_net_init (drivers/net/loopback.c:218)
[    4.659146]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    4.659183]  ops_init (net/core/net_namespace.c:137)
[    4.659205]  setup_net (net/core/net_namespace.c:446)
[    4.659229]  copy_net_ns (net/core/net_namespace.c:579)
[    4.659250]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.659275]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.659303]  ksys_unshare (kernel/fork.c:3243)
[    4.659323]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.659344]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.659363]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.659393] RIP: 0033:0x7f606280ebcb
[    4.659414] 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
[    4.659502] RSP: 002b:00007ffde43618d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.659540] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f606280ebcb
[    4.659579] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.659621] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.659663] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde4363b00
[    4.659704] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde43648be
| [    4.659816] ------------[ cut here ]------------
| [    4.659840] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/745
| [    4.659883] Modules linked in:
| [    4.659959] Tainted: [W]=WARN
[    4.659983] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.660019] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.660048] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.660139] RSP: 0018:ff41943ec0f0fc10 EFLAGS: 00010286
[    4.660169] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.660215] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418f5900
[    4.660260] RBP: 0000000000000000 R08: ff215c4e4193f350 R09: ff215c4e413d5830
[    4.660304] R10: ff215c4e4617c120 R11: fefefefefefefeff R12: 0000000000000000
[    4.660344] R13: 0000000000000010 R14: ff215c4e4617c000 R15: ff215c4e418f5900
[    4.660383] FS:  00007f606254c840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.660423] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.660457] CR2: 00007f606274dc20 CR3: 0000000009ce7001 CR4: 0000000000771ef0
[    4.660496] PKRU: 55555554
[    4.660510] Call Trace:
[    4.660525]  <TASK>
[    4.660540]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.660560]  register_netdevice (net/core/dev.c:11488)
[    4.660584]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    4.660607]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    4.660626]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    4.660649]  ops_init (net/core/net_namespace.c:137)
[    4.660670]  setup_net (net/core/net_namespace.c:446)
[    4.660691]  copy_net_ns (net/core/net_namespace.c:579)
[    4.660710]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.660737]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.660766]  ksys_unshare (kernel/fork.c:3243)
[    4.660785]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.660804]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.660826]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.660853] RIP: 0033:0x7f606280ebcb
[    4.660873] 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
[    4.660969] RSP: 002b:00007ffde43618d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.661011] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f606280ebcb
[    4.661055] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.661095] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.661137] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde4363b00
[    4.661175] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde43648be
| [    4.661290] ------------[ cut here ]------------
| [    4.661316] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/745
| [    4.661354] Modules linked in:
| [    4.661430] Tainted: [W]=WARN
[    4.661452] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.661488] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.661519] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.661624] RSP: 0018:ff41943ec0f0fbf0 EFLAGS: 00010286
[    4.661653] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.661692] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddcc00
[    4.661731] RBP: 0000000000000000 R08: ff215c4e44412b90 R09: ff215c4e446e9830
[    4.661773] R10: ff215c4e46129120 R11: fefefefefefefeff R12: 0000000000000000
[    4.661814] R13: 0000000000000010 R14: ff215c4e46129000 R15: ff215c4e41ddcc00
[    4.661856] FS:  00007f606254c840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.661903] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.661936] CR2: 00007f606274dc20 CR3: 0000000009ce7001 CR4: 0000000000771ef0
[    4.661978] PKRU: 55555554
[    4.661992] Call Trace:
[    4.662004]  <TASK>
[    4.662018]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.662041]  register_netdevice (net/core/dev.c:11488)
[    4.662062]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    4.662087]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    4.662108]  vti_init_net (net/ipv4/ip_vti.c:517)
[    4.662127]  ops_init (net/core/net_namespace.c:137)
[    4.662149]  setup_net (net/core/net_namespace.c:446)
[    4.662170]  copy_net_ns (net/core/net_namespace.c:579)
[    4.662191]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.662219]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.662247]  ksys_unshare (kernel/fork.c:3243)
[    4.662269]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.662291]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.662311]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.662344] RIP: 0033:0x7f606280ebcb
[    4.662365] 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
[    4.662454] RSP: 002b:00007ffde43618d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.662502] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f606280ebcb
[    4.662546] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.662587] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.662629] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde4363b00
[    4.662667] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde43648be
| [    4.662789] ------------[ cut here ]------------
| [    4.662814] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/745
| [    4.662858] Modules linked in:
| [    4.662930] Tainted: [W]=WARN
[    4.662950] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.662990] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.663017] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.663116] RSP: 0018:ff41943ec0f0fca8 EFLAGS: 00010286
[    4.663142] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.663181] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c500
[    4.663223] RBP: 0000000000000000 R08: ff215c4e4195c3d0 R09: ff215c4e44718034
[    4.663262] R10: ff215c4e4471d120 R11: fefefefefefefeff R12: 0000000000000000
[    4.663305] R13: 0000000000000010 R14: ff215c4e4471d000 R15: ff215c4e4190c500
[    4.663346] FS:  00007f606254c840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.663392] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.663422] CR2: 00007f606274dc20 CR3: 0000000009ce7001 CR4: 0000000000771ef0
[    4.663466] PKRU: 55555554
[    4.663478] Call Trace:
[    4.663491]  <TASK>
[    4.663505]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.663527]  register_netdevice (net/core/dev.c:11488)
[    4.663545]  register_netdev (net/core/dev.c:11552)
[    4.663566]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    4.663589]  ops_init (net/core/net_namespace.c:137)
[    4.663609]  setup_net (net/core/net_namespace.c:446)
[    4.663630]  copy_net_ns (net/core/net_namespace.c:579)
[    4.663652]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.663678]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.663705]  ksys_unshare (kernel/fork.c:3243)
[    4.663725]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.663745]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.663767]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.663793] RIP: 0033:0x7f606280ebcb
[    4.663813] 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
[    4.663904] RSP: 002b:00007ffde43618d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.663952] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f606280ebcb
[    4.663995] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.664036] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.664080] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde4363b00
[    4.664128] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde43648be
| [    4.664245] ------------[ cut here ]------------
| [    4.664271] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/745
| [    4.664312] Modules linked in:
| [    4.664392] Tainted: [W]=WARN
[    4.664415] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.664452] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.664488] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.664586] RSP: 0018:ff41943ec0f0fca0 EFLAGS: 00010286
[    4.664614] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.664656] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029500
[    4.664701] RBP: 0000000000000000 R08: ff215c4e44412d10 R09: ff215c4e4617f030
[    4.664745] R10: ff215c4e44718120 R11: fefefefefefefeff R12: 0000000000000000
[    4.664784] R13: 0000000000000010 R14: ff215c4e44718000 R15: ff215c4e42029500
[    4.664826] FS:  00007f606254c840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.664867] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.664901] CR2: 00007f606274dc20 CR3: 0000000009ce7001 CR4: 0000000000771ef0
[    4.664943] PKRU: 55555554
[    4.664955] Call Trace:
[    4.664969]  <TASK>
[    4.664984]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.665007]  register_netdevice (net/core/dev.c:11488)
[    4.665033]  register_netdev (net/core/dev.c:11552)
[    4.665055]  sit_init_net (net/ipv6/sit.c:1860)
[    4.665076]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    4.665096]  ops_init (net/core/net_namespace.c:137)
[    4.665116]  setup_net (net/core/net_namespace.c:446)
[    4.665139]  copy_net_ns (net/core/net_namespace.c:579)
[    4.665156]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.665183]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.665212]  ksys_unshare (kernel/fork.c:3243)
[    4.665233]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.665253]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.665274]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.665304] RIP: 0033:0x7f606280ebcb
[    4.665324] 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
[    4.665425] RSP: 002b:00007ffde43618d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.665464] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f606280ebcb
[    4.665506] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.665548] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.665588] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde4363b00
[    4.665631] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde43648be
| [    4.665741] ------------[ cut here ]------------
| [    4.665769] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/745
| [    4.665816] Modules linked in:
| [    4.665895] Tainted: [W]=WARN
[    4.665917] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.665948] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.665978] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.666072] RSP: 0018:ff41943ec0f0fca8 EFLAGS: 00010286
[    4.666098] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.666138] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029500
[    4.666176] RBP: 0000000000000000 R08: ff215c4e418ba090 R09: ff215c4e460b3030
[    4.666214] R10: ff215c4e4617f120 R11: fefefefefefefeff R12: 0000000000000000
[    4.666252] R13: 0000000000000010 R14: ff215c4e4617f000 R15: ff215c4e42029500
[    4.666296] FS:  00007f606254c840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.666335] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.666370] CR2: 00007f606274dc20 CR3: 0000000009ce7001 CR4: 0000000000771ef0
[    4.666412] PKRU: 55555554
[    4.666425] Call Trace:
[    4.666440]  <TASK>
[    4.666457]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.666478]  register_netdevice (net/core/dev.c:11488)
[    4.666497]  register_netdev (net/core/dev.c:11552)
[    4.666518]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    4.666538]  ops_init (net/core/net_namespace.c:137)
[    4.666560]  setup_net (net/core/net_namespace.c:446)
[    4.666588]  copy_net_ns (net/core/net_namespace.c:579)
[    4.666609]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.666638]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.666664]  ksys_unshare (kernel/fork.c:3243)
[    4.666683]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.666702]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.666723]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.666748] RIP: 0033:0x7f606280ebcb
[    4.666767] 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
[    4.666855] RSP: 002b:00007ffde43618d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.666892] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f606280ebcb
[    4.666933] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.666976] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.667017] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde4363b00
[    4.667058] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffde43648be
| [    4.670041] ------------[ cut here ]------------
| [    4.670072] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/746
| [    4.670126] Modules linked in:
| [    4.670209] Tainted: [W]=WARN
[    4.670231] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.670263] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.670295] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.670385] RSP: 0018:ff41943ec0f17720 EFLAGS: 00010286
[    4.670411] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.670450] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc000
[    4.670492] RBP: 0000000000000000 R08: ff215c4e444641d0 R09: ff215c4e4616a02c
[    4.670530] R10: ff215c4e460c7120 R11: fefefefefefefeff R12: 0000000000000000
[    4.670572] R13: 0000000000000010 R14: ff215c4e460c7000 R15: ff215c4e41ddc000
[    4.670618] FS:  00007f84b7448840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.670659] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.670691] CR2: 000000003c3a2988 CR3: 000000000aba7004 CR4: 0000000000771ef0
[    4.670731] PKRU: 55555554
[    4.670746] Call Trace:
[    4.670760]  <TASK>
[    4.670775]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.670798]  __dev_notify_flags (net/core/dev.c:9787)
[    4.670819]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    4.670840]  netif_change_flags (net/core/dev.c:9820)
[    4.670861]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.670883]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.670912]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.670937]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.670959]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.670986]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.671012]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.671034]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.671062]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.671086]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.671108]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.671129]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.671149]  ___sys_sendmsg (net/socket.c:2752)
[    4.671172]  __sys_sendmsg (net/socket.c:2784)
[    4.671193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.671215]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.671243] RIP: 0033:0x7f84b768208e
[    4.671263] 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
[    4.671356] RSP: 002b:00007fffdb4adca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.671392] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f84b768208e
[    4.671432] RDX: 0000000000000000 RSI: 00007fffdb4add50 RDI: 0000000000000005
[    4.671473] RBP: 00007fffdb4adcb0 R08: 0000000000000000 R09: 0000000000000000
[    4.671512] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.671564] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffdb4ae420
| [    4.692583] ------------[ cut here ]------------
| [    4.692613] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/754
| [    4.692671] Modules linked in:
| [    4.692745] Tainted: [W]=WARN
[    4.692764] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.692803] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.692834] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.692931] RSP: 0018:ff41943ec0f37cb8 EFLAGS: 00010286
[    4.692959] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.693001] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    4.693047] RBP: 0000000000000000 R08: ff215c4e4195c410 R09: ff215c4e4307002c
[    4.693087] R10: ff215c4e42ee7120 R11: fefefefefefefeff R12: 0000000000000000
[    4.693130] R13: 0000000000000010 R14: ff215c4e42ee7000 R15: ff215c4e41ddc300
[    4.693169] FS:  00007fbd9c7c5840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.693211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.693245] CR2: 00007fbd9c9d1690 CR3: 0000000009d7e001 CR4: 0000000000771ef0
[    4.693287] PKRU: 55555554
[    4.693301] Call Trace:
[    4.693315]  <TASK>
[    4.693330]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.693351]  register_netdevice (net/core/dev.c:11488)
[    4.693373]  register_netdev (net/core/dev.c:11552)
[    4.693392]  loopback_net_init (drivers/net/loopback.c:218)
[    4.693412]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    4.693440]  ops_init (net/core/net_namespace.c:137)
[    4.693460]  setup_net (net/core/net_namespace.c:446)
[    4.693481]  copy_net_ns (net/core/net_namespace.c:579)
[    4.693503]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.693528]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.693557]  ksys_unshare (kernel/fork.c:3243)
[    4.693579]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.693600]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.693620]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.693647] RIP: 0033:0x7fbd9ca87bcb
[    4.693666] 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
[    4.693758] RSP: 002b:00007ffe7035ca78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.693800] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd9ca87bcb
[    4.693841] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.693879] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.693919] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe7035eca0
[    4.693960] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7035f8bc
| [    4.694073] ------------[ cut here ]------------
| [    4.694097] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/754
| [    4.694142] Modules linked in:
| [    4.694217] Tainted: [W]=WARN
[    4.694239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.694272] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.694299] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.694396] RSP: 0018:ff41943ec0f37c10 EFLAGS: 00010286
[    4.694425] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.694463] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c000
[    4.694504] RBP: 0000000000000000 R08: ff215c4e418d5e90 R09: ff215c4e4618c030
[    4.694545] R10: ff215c4e43070120 R11: fefefefefefefeff R12: 0000000000000000
[    4.694586] R13: 0000000000000010 R14: ff215c4e43070000 R15: ff215c4e4190c000
[    4.694625] FS:  00007fbd9c7c5840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.694666] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.694698] CR2: 00007fbd9c9d1690 CR3: 0000000009d7e001 CR4: 0000000000771ef0
[    4.694743] PKRU: 55555554
[    4.694755] Call Trace:
[    4.694766]  <TASK>
[    4.694777]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.694796]  register_netdevice (net/core/dev.c:11488)
[    4.694818]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    4.694841]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    4.694862]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    4.694883]  ops_init (net/core/net_namespace.c:137)
[    4.694903]  setup_net (net/core/net_namespace.c:446)
[    4.694932]  copy_net_ns (net/core/net_namespace.c:579)
[    4.694953]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.694981]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.695009]  ksys_unshare (kernel/fork.c:3243)
[    4.695033]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.695053]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.695075]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.695103] RIP: 0033:0x7fbd9ca87bcb
[    4.695124] 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
[    4.695219] RSP: 002b:00007ffe7035ca78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.695260] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd9ca87bcb
[    4.695297] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.695333] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.695373] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe7035eca0
[    4.695411] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7035f8bc
| [    4.695522] ------------[ cut here ]------------
| [    4.695548] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/754
| [    4.695607] Modules linked in:
| [    4.695683] Tainted: [W]=WARN
[    4.695702] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.695734] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.695762] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.695859] RSP: 0018:ff41943ec0f37bf0 EFLAGS: 00010286
[    4.695886] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.695929] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418b9c00
[    4.695970] RBP: 0000000000000000 R08: ff215c4e444d96d0 R09: ff215c4e446c0830
[    4.696015] R10: ff215c4e42ee4120 R11: fefefefefefefeff R12: 0000000000000000
[    4.696058] R13: 0000000000000010 R14: ff215c4e42ee4000 R15: ff215c4e418b9c00
[    4.696103] FS:  00007fbd9c7c5840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.696143] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.696178] CR2: 00007fbd9c9d1690 CR3: 0000000009d7e001 CR4: 0000000000771ef0
[    4.696218] PKRU: 55555554
[    4.696232] Call Trace:
[    4.696245]  <TASK>
[    4.696257]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.696278]  register_netdevice (net/core/dev.c:11488)
[    4.696299]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    4.696324]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    4.696345]  vti_init_net (net/ipv4/ip_vti.c:517)
[    4.696365]  ops_init (net/core/net_namespace.c:137)
[    4.696393]  setup_net (net/core/net_namespace.c:446)
[    4.696417]  copy_net_ns (net/core/net_namespace.c:579)
[    4.696438]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.696466]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.696489]  ksys_unshare (kernel/fork.c:3243)
[    4.696511]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.696533]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.696553]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.696590] RIP: 0033:0x7fbd9ca87bcb
[    4.696613] 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
[    4.696706] RSP: 002b:00007ffe7035ca78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.696748] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd9ca87bcb
[    4.696791] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.696834] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.696873] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe7035eca0
[    4.696916] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7035f8bc
| [    4.697037] ------------[ cut here ]------------
| [    4.697064] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/754
| [    4.697113] Modules linked in:
| [    4.697188] Tainted: [W]=WARN
[    4.697209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.697241] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.697273] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.697379] RSP: 0018:ff41943ec0f37ca8 EFLAGS: 00010286
[    4.697408] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.697447] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a900
[    4.697486] RBP: 0000000000000000 R08: ff215c4e4445fa50 R09: ff215c4e446c9034
[    4.697526] R10: ff215c4e4612f120 R11: fefefefefefefeff R12: 0000000000000000
[    4.697577] R13: 0000000000000010 R14: ff215c4e4612f000 R15: ff215c4e4202a900
[    4.697619] FS:  00007fbd9c7c5840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.697657] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.697691] CR2: 00007fbd9c9d1690 CR3: 0000000009d7e001 CR4: 0000000000771ef0
[    4.697733] PKRU: 55555554
[    4.697746] Call Trace:
[    4.697760]  <TASK>
[    4.697776]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.697796]  register_netdevice (net/core/dev.c:11488)
[    4.697816]  register_netdev (net/core/dev.c:11552)
[    4.697836]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    4.697857]  ops_init (net/core/net_namespace.c:137)
[    4.697877]  setup_net (net/core/net_namespace.c:446)
[    4.697898]  copy_net_ns (net/core/net_namespace.c:579)
[    4.697919]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.697944]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.697972]  ksys_unshare (kernel/fork.c:3243)
[    4.697992]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.698014]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.698039]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.698066] RIP: 0033:0x7fbd9ca87bcb
[    4.698086] 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
[    4.698185] RSP: 002b:00007ffe7035ca78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.698231] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd9ca87bcb
[    4.698273] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.698313] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.698352] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe7035eca0
[    4.698396] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7035f8bc
| [    4.698503] ------------[ cut here ]------------
| [    4.698528] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/754
| [    4.698573] Modules linked in:
| [    4.698652] Tainted: [W]=WARN
[    4.698673] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.698704] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.698730] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.698830] RSP: 0018:ff41943ec0f37ca0 EFLAGS: 00010286
[    4.698860] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.698898] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418bb500
[    4.698943] RBP: 0000000000000000 R08: ff215c4e44400d90 R09: ff215c4e46178030
[    4.698980] R10: ff215c4e446c9120 R11: fefefefefefefeff R12: 0000000000000000
[    4.699020] R13: 0000000000000010 R14: ff215c4e446c9000 R15: ff215c4e418bb500
[    4.699060] FS:  00007fbd9c7c5840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.699102] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.699135] CR2: 00007fbd9c9d1690 CR3: 0000000009d7e001 CR4: 0000000000771ef0
[    4.699179] PKRU: 55555554
[    4.699193] Call Trace:
[    4.699206]  <TASK>
[    4.699220]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.699241]  register_netdevice (net/core/dev.c:11488)
[    4.699262]  register_netdev (net/core/dev.c:11552)
[    4.699281]  sit_init_net (net/ipv6/sit.c:1860)
[    4.699300]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    4.699323]  ops_init (net/core/net_namespace.c:137)
[    4.699349]  setup_net (net/core/net_namespace.c:446)
[    4.699369]  copy_net_ns (net/core/net_namespace.c:579)
[    4.699390]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.699416]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.699444]  ksys_unshare (kernel/fork.c:3243)
[    4.699465]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.699487]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.699508]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.699530] RIP: 0033:0x7fbd9ca87bcb
[    4.699552] 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
[    4.699647] RSP: 002b:00007ffe7035ca78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.699692] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd9ca87bcb
[    4.699730] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.699774] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.699813] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe7035eca0
[    4.699856] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7035f8bc
| [    4.699967] ------------[ cut here ]------------
| [    4.699993] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/754
| [    4.700043] Modules linked in:
| [    4.700120] Tainted: [W]=WARN
[    4.700140] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.700175] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.700203] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.700297] RSP: 0018:ff41943ec0f37ca8 EFLAGS: 00010286
[    4.700324] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.700361] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc400
[    4.700399] RBP: 0000000000000000 R08: ff215c4e44464ad0 R09: ff215c4e43071030
[    4.700441] R10: ff215c4e46178120 R11: fefefefefefefeff R12: 0000000000000000
[    4.700481] R13: 0000000000000010 R14: ff215c4e46178000 R15: ff215c4e41ddc400
[    4.700524] FS:  00007fbd9c7c5840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.700568] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.700596] CR2: 00007fbd9c9d1690 CR3: 0000000009d7e001 CR4: 0000000000771ef0
[    4.700637] PKRU: 55555554
[    4.700657] Call Trace:
[    4.700669]  <TASK>
[    4.700682]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.700701]  register_netdevice (net/core/dev.c:11488)
[    4.700722]  register_netdev (net/core/dev.c:11552)
[    4.700742]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    4.700762]  ops_init (net/core/net_namespace.c:137)
[    4.700781]  setup_net (net/core/net_namespace.c:446)
[    4.700804]  copy_net_ns (net/core/net_namespace.c:579)
[    4.700824]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.700854]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.700883]  ksys_unshare (kernel/fork.c:3243)
[    4.700904]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.700922]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.700944]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.700969] RIP: 0033:0x7fbd9ca87bcb
[    4.700990] 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
[    4.701088] RSP: 002b:00007ffe7035ca78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.701128] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd9ca87bcb
[    4.701166] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.701203] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.701243] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe7035eca0
[    4.701286] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe7035f8bc
| [    4.704227] ------------[ cut here ]------------
| [    4.704256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/755
| [    4.704310] Modules linked in:
| [    4.704386] Tainted: [W]=WARN
[    4.704407] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.704440] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.704470] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.704569] RSP: 0018:ff41943ec0f1f720 EFLAGS: 00010286
[    4.704595] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.704635] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418bb600
[    4.704678] RBP: 0000000000000000 R08: ff215c4e4195c410 R09: ff215c4e4307102c
[    4.704717] R10: ff215c4e42ee7120 R11: fefefefefefefeff R12: 0000000000000000
[    4.704755] R13: 0000000000000010 R14: ff215c4e42ee7000 R15: ff215c4e418bb600
[    4.704798] FS:  00007f8e003dd840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.704842] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.704877] CR2: 0000000008567988 CR3: 0000000006196003 CR4: 0000000000771ef0
[    4.704914] PKRU: 55555554
[    4.704927] Call Trace:
[    4.704939]  <TASK>
[    4.704955]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.704975]  __dev_notify_flags (net/core/dev.c:9787)
[    4.704997]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    4.705028]  netif_change_flags (net/core/dev.c:9820)
[    4.705049]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.705072]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.705099]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.705118]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.705141]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.705167]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.705188]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.705210]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.705238]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.705258]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.705278]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.705297]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.705320]  ___sys_sendmsg (net/socket.c:2752)
[    4.705342]  __sys_sendmsg (net/socket.c:2784)
[    4.705361]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.705382]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.705409] RIP: 0033:0x7f8e0061708e
[    4.705429] 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
[    4.705520] RSP: 002b:00007fff3b444080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.705560] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8e0061708e
[    4.705604] RDX: 0000000000000000 RSI: 00007fff3b444130 RDI: 0000000000000005
[    4.705642] RBP: 00007fff3b444090 R08: 0000000000000000 R09: 0000000000000000
[    4.705681] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.705723] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3b444800
| [    4.812112] ------------[ cut here ]------------
| [    4.812177] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/785
| [    4.812262] Modules linked in:
| [    4.812402] Tainted: [W]=WARN
[    4.812455] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.812521] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.812590] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.812717] RSP: 0018:ff41943ec0fcf5f0 EFLAGS: 00010286
[    4.812778] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.812852] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c200
[    4.812927] RBP: 0000000000000000 R08: ff215c4e4328af50 R09: ff215c4e4617b030
[    4.812999] R10: ff215c4e4615e120 R11: fefefefefefefeff R12: 0000000000000000
[    4.813077] R13: 0000000000000010 R14: ff215c4e4615e000 R15: ff215c4e4190c200
[    4.813153] FS:  00007f02bdabd840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.813227] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.813292] CR2: 000000000042ebe0 CR3: 0000000009aba003 CR4: 0000000000771ef0
[    4.813367] PKRU: 55555554
[    4.813413] Call Trace:
[    4.813460]  <TASK>
[    4.813506]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.813568]  __dev_notify_flags (net/core/dev.c:9787)
[    4.813623]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    4.813678]  ? linkwatch_fire_event (./include/linux/spinlock.h:408 (discriminator 3) net/core/link_watch.c:133 (discriminator 3) net/core/link_watch.c:324 (discriminator 3))
[    4.813739]  veth_newlink (drivers/net/veth.c:1871)
[    4.813797]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    4.813852]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.813913]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.813968]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    4.814036]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.814098]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.814153]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.814208]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.814263]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.814318]  ___sys_sendmsg (net/socket.c:2752)
[    4.814374]  __sys_sendmsg (net/socket.c:2784)
[    4.814429]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.814483]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.814545] RIP: 0033:0x7f02bdcf708e
[    4.814604] 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
[    4.814727] RSP: 002b:00007ffd4b229540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.814802] RAX: ffffffffffffffda RBX: 00007ffd4b229ce8 RCX: 00007f02bdcf708e
[    4.814874] RDX: 0000000000000000 RSI: 00007ffd4b2295f0 RDI: 0000000000000005
[    4.814946] RBP: 00007ffd4b229550 R08: 0000000000000000 R09: 0000000000000000
[    4.815019] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.815102] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4b229cc0
| [    4.815388] ------------[ cut here ]------------
| [    4.815448] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/785
| [    4.815529] Modules linked in:
| [    4.815677] Tainted: [W]=WARN
[    4.815729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.815794] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.815854] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.815980] RSP: 0018:ff41943ec0fcf870 EFLAGS: 00010286
[    4.816045] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.816120] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c200
[    4.816192] RBP: 0000000000000000 R08: ff215c4e41897290 R09: ff215c4e4616d030
[    4.816265] R10: ff215c4e460b4120 R11: fefefefefefefeff R12: 0000000000000000
[    4.816339] R13: 0000000000000010 R14: ff215c4e460b4000 R15: ff215c4e4190c200
[    4.816415] FS:  00007f02bdabd840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.816490] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.816556] CR2: 000000000042ebe0 CR3: 0000000009aba003 CR4: 0000000000771ef0
[    4.816637] PKRU: 55555554
[    4.816684] Call Trace:
[    4.816730]  <TASK>
[    4.816777]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.816831]  __dev_notify_flags (net/core/dev.c:9787)
[    4.816886]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    4.816941]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    4.816996]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.817062]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.817117]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    4.817178]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.817240]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.817295]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.817350]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.817405]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.817459]  ___sys_sendmsg (net/socket.c:2752)
[    4.817515]  __sys_sendmsg (net/socket.c:2784)
[    4.817579]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.817634]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.817695] RIP: 0033:0x7f02bdcf708e
[    4.817748] 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
[    4.817873] RSP: 002b:00007ffd4b229540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.817949] RAX: ffffffffffffffda RBX: 00007ffd4b229ce8 RCX: 00007f02bdcf708e
[    4.818022] RDX: 0000000000000000 RSI: 00007ffd4b2295f0 RDI: 0000000000000005
[    4.818102] RBP: 00007ffd4b229550 R08: 0000000000000000 R09: 0000000000000000
[    4.818175] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.818248] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4b229cc0
| [    4.821183] ------------[ cut here ]------------
| [    4.821213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/786
| [    4.821270] Modules linked in:
| [    4.821336] Tainted: [W]=WARN
[    4.821360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.821395] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.821423] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.821520] RSP: 0018:ff41943ec0fd7720 EFLAGS: 00010286
[    4.821549] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.821594] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    4.821641] RBP: 0000000000000000 R08: ff215c4e41897290 R09: ff215c4e43071030
[    4.821679] R10: ff215c4e460b4120 R11: fefefefefefefeff R12: 0000000000000000
[    4.821722] R13: 0000000000000010 R14: ff215c4e460b4000 R15: ff215c4e41ddc300
[    4.821765] FS:  00007f913e619840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.821804] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.821840] CR2: 000000002c71e988 CR3: 000000000b6d3003 CR4: 0000000000771ef0
[    4.821878] PKRU: 55555554
[    4.821892] Call Trace:
[    4.821907]  <TASK>
[    4.821921]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.821942]  __dev_notify_flags (net/core/dev.c:9787)
[    4.821959]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    4.821982]  netif_change_flags (net/core/dev.c:9820)
[    4.822003]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.822028]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.822058]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.822078]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.822102]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.822132]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.822153]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.822172]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.822194]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.822214]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.822236]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.822261]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.822282]  ___sys_sendmsg (net/socket.c:2752)
[    4.822305]  __sys_sendmsg (net/socket.c:2784)
[    4.822326]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.822346]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.822369] RIP: 0033:0x7f913e85308e
[    4.822390] 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
[    4.822484] RSP: 002b:00007ffca77a4210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.822528] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f913e85308e
[    4.822580] RDX: 0000000000000000 RSI: 00007ffca77a42c0 RDI: 0000000000000005
[    4.822619] RBP: 00007ffca77a4220 R08: 0000000000000000 R09: 0000000000000000
[    4.822658] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.822697] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca77a4990
| [    4.831143] ------------[ cut here ]------------
| [    4.831206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/789
| [    4.831289] Modules linked in:
| [    4.831432] Tainted: [W]=WARN
[    4.831483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.831551] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.831628] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.831754] RSP: 0018:ff41943ec0fe75f0 EFLAGS: 00010286
[    4.831817] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.831888] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    4.831961] RBP: 0000000000000000 R08: ff215c4e4326f410 R09: ff215c4e446fd030
[    4.832041] R10: ff215c4e43075120 R11: fefefefefefefeff R12: 0000000000000000
[    4.832118] R13: 0000000000000010 R14: ff215c4e43075000 R15: ff215c4e41ddd200
[    4.832193] FS:  00007f50d8023840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.832267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.832334] CR2: 000000000042ebe0 CR3: 0000000003326001 CR4: 0000000000771ef0
[    4.832409] PKRU: 55555554
[    4.832455] Call Trace:
[    4.832501]  <TASK>
[    4.832548]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.832608]  __dev_notify_flags (net/core/dev.c:9787)
[    4.832663]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    4.832718]  ? linkwatch_fire_event (./include/linux/spinlock.h:408 (discriminator 3) net/core/link_watch.c:133 (discriminator 3) net/core/link_watch.c:324 (discriminator 3))
[    4.832778]  veth_newlink (drivers/net/veth.c:1871)
[    4.832834]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    4.832890]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.832951]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.833006]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    4.833074]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.833135]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.833193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.833248]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.833303]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.833358]  ___sys_sendmsg (net/socket.c:2752)
[    4.833414]  __sys_sendmsg (net/socket.c:2784)
[    4.833468]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.833523]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.833590] RIP: 0033:0x7f50d825d08e
[    4.833643] 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
[    4.833772] RSP: 002b:00007ffeee8c83c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.833846] RAX: ffffffffffffffda RBX: 00007ffeee8c8b68 RCX: 00007f50d825d08e
[    4.833917] RDX: 0000000000000000 RSI: 00007ffeee8c8470 RDI: 0000000000000005
[    4.833989] RBP: 00007ffeee8c83d0 R08: 0000000000000000 R09: 0000000000000000
[    4.834069] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.834142] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeee8c8b40
| [    4.834438] ------------[ cut here ]------------
| [    4.834497] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/789
| [    4.834589] Modules linked in:
| [    4.834730] Tainted: [W]=WARN
[    4.834783] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.834849] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.834910] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.835040] RSP: 0018:ff41943ec0fe7870 EFLAGS: 00010286
[    4.835104] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.835176] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    4.835248] RBP: 0000000000000000 R08: ff215c4e43298110 R09: ff215c4e446fb030
[    4.835319] R10: ff215c4e4616d120 R11: fefefefefefefeff R12: 0000000000000000
[    4.835392] R13: 0000000000000010 R14: ff215c4e4616d000 R15: ff215c4e41ddd200
[    4.835468] FS:  00007f50d8023840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.835542] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.835615] CR2: 000000000042ebe0 CR3: 0000000003326001 CR4: 0000000000771ef0
[    4.835688] PKRU: 55555554
[    4.835734] Call Trace:
[    4.835781]  <TASK>
[    4.835828]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.835882]  __dev_notify_flags (net/core/dev.c:9787)
[    4.835937]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    4.835992]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    4.836053]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.836115]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.836170]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    4.836230]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.836291]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.836347]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.836401]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.836456]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.836511]  ___sys_sendmsg (net/socket.c:2752)
[    4.836573]  __sys_sendmsg (net/socket.c:2784)
[    4.836628]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.836682]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.836743] RIP: 0033:0x7f50d825d08e
[    4.836796] 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
[    4.836922] RSP: 002b:00007ffeee8c83c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.836996] RAX: ffffffffffffffda RBX: 00007ffeee8c8b68 RCX: 00007f50d825d08e
[    4.837073] RDX: 0000000000000000 RSI: 00007ffeee8c8470 RDI: 0000000000000005
[    4.837146] RBP: 00007ffeee8c83d0 R08: 0000000000000000 R09: 0000000000000000
[    4.837219] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.837293] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeee8c8b40
| [    4.840240] ------------[ cut here ]------------
| [    4.840270] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/790
| [    4.840331] Modules linked in:
| [    4.840412] Tainted: [W]=WARN
[    4.840432] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.840469] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.840495] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.840591] RSP: 0018:ff41943ec0fef720 EFLAGS: 00010286
[    4.840620] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.840660] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    4.840701] RBP: 0000000000000000 R08: ff215c4e43298110 R09: ff215c4e43071030
[    4.840737] R10: ff215c4e4616d120 R11: fefefefefefefeff R12: 0000000000000000
[    4.840777] R13: 0000000000000010 R14: ff215c4e4616d000 R15: ff215c4e41ddc300
[    4.840817] FS:  00007faeaf653840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.840861] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.840893] CR2: 0000000039440988 CR3: 0000000009913005 CR4: 0000000000771ef0
[    4.840939] PKRU: 55555554
[    4.840953] Call Trace:
[    4.840967]  <TASK>
[    4.840979]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.841000]  __dev_notify_flags (net/core/dev.c:9787)
[    4.841029]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    4.841051]  netif_change_flags (net/core/dev.c:9820)
[    4.841074]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.841096]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.841125]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.841147]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.841169]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.841198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.841219]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.841240]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.841267]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.841288]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.841308]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.841330]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.841351]  ___sys_sendmsg (net/socket.c:2752)
[    4.841373]  __sys_sendmsg (net/socket.c:2784)
[    4.841395]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.841415]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.841442] RIP: 0033:0x7faeaf88d08e
[    4.841464] 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
[    4.841559] RSP: 002b:00007ffca4c9b360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.841602] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007faeaf88d08e
[    4.841643] RDX: 0000000000000000 RSI: 00007ffca4c9b410 RDI: 0000000000000005
[    4.841685] RBP: 00007ffca4c9b370 R08: 0000000000000000 R09: 0000000000000000
[    4.841722] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.841763] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca4c9bae0
| [    4.859571] ------------[ cut here ]------------
| [    4.859601] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/793
| [    4.859658] Modules linked in:
| [    4.859743] Tainted: [W]=WARN
[    4.859762] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.859796] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.859825] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.859917] RSP: 0018:ff41943ec0fff6d8 EFLAGS: 00010286
[    4.859945] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.859981] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    4.860028] RBP: 0000000000000000 R08: ff215c4e4328af50 R09: ff215c4e419bf030
[    4.860065] R10: ff215c4e4615e120 R11: fefefefefefefeff R12: ff41943ec0fff78c
[    4.860112] R13: 0000000000000011 R14: ff215c4e4615e000 R15: ff215c4e41ddc300
[    4.860154] FS:  00007f55c162e840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.860199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.860234] CR2: 000000003d2e0988 CR3: 000000000af6d001 CR4: 0000000000771ef0
[    4.860274] PKRU: 55555554
[    4.860287] Call Trace:
[    4.860302]  <TASK>
[    4.860314]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    4.860336]  __dev_change_net_namespace (net/core/dev.c:12635)
[    4.860363]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    4.860384]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    4.860405]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.860432]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.860450]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.860474]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.860496]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.860521]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.860540]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.860565]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.860588]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.860609]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.860633]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.860654]  ___sys_sendmsg (net/socket.c:2752)
[    4.860676]  __sys_sendmsg (net/socket.c:2784)
[    4.860696]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.860713]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.860741] RIP: 0033:0x7f55c186808e
[    4.860761] 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
[    4.860858] RSP: 002b:00007ffc32ac81a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.860895] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f55c186808e
[    4.860937] RDX: 0000000000000000 RSI: 00007ffc32ac8250 RDI: 0000000000000005
[    4.860980] RBP: 00007ffc32ac81b0 R08: 0000000000000000 R09: 0000000000000000
[    4.861023] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.861074] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc32ac8920
| [    4.861202] ------------[ cut here ]------------
| [    4.861228] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/793
| [    4.861275] Modules linked in:
| [    4.861351] Tainted: [W]=WARN
[    4.861376] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.861410] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.861437] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.861541] RSP: 0018:ff41943ec0fff6c8 EFLAGS: 00010286
[    4.861572] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.861616] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    4.861657] RBP: 0000000000000000 R08: ff215c4e4328af50 R09: ff215c4e43071030
[    4.861698] R10: ff215c4e4615e120 R11: fefefefefefefeff R12: 0000000000000000
[    4.861736] R13: 0000000000000010 R14: ff215c4e4615e000 R15: ff215c4e41ddc300
[    4.861778] FS:  00007f55c162e840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.861822] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.861853] CR2: 000000003d2e0988 CR3: 000000000af6d001 CR4: 0000000000771ef0
[    4.861896] PKRU: 55555554
[    4.861907] Call Trace:
[    4.861918]  <TASK>
[    4.861932]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.861953]  __dev_change_net_namespace (net/core/dev.c:12695)
[    4.861979]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    4.862001]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    4.862022]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.862051]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.862073]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.862095]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.862122]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.862143]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.862163]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.862192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.862214]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.862235]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.862255]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.862276]  ___sys_sendmsg (net/socket.c:2752)
[    4.862297]  __sys_sendmsg (net/socket.c:2784)
[    4.862319]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.862337]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.862363] RIP: 0033:0x7f55c186808e
[    4.862386] 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
[    4.862481] RSP: 002b:00007ffc32ac81a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.862517] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f55c186808e
[    4.862560] RDX: 0000000000000000 RSI: 00007ffc32ac8250 RDI: 0000000000000005
[    4.862604] RBP: 00007ffc32ac81b0 R08: 0000000000000000 R09: 0000000000000000
[    4.862642] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.862680] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc32ac8920
| [    4.862813] ------------[ cut here ]------------
| [    4.862843] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/793
| [    4.862888] Modules linked in:
| [    4.862962] Tainted: [W]=WARN
[    4.862984] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.863017] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.863044] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.863141] RSP: 0018:ff41943ec0fff720 EFLAGS: 00010286
[    4.863168] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.863208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    4.863249] RBP: 0000000000000000 R08: ff215c4e4328af50 R09: ff215c4e43071030
[    4.863291] R10: ff215c4e4615e120 R11: fefefefefefefeff R12: 0000000000000000
[    4.863333] R13: 0000000000000010 R14: ff215c4e4615e000 R15: ff215c4e41ddc300
[    4.863374] FS:  00007f55c162e840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.863415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.863450] CR2: 000000003d2e0988 CR3: 000000000af6d001 CR4: 0000000000771ef0
[    4.863487] PKRU: 55555554
[    4.863501] Call Trace:
[    4.863515]  <TASK>
[    4.863531]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.863551]  __dev_notify_flags (net/core/dev.c:9787)
[    4.863573]  netif_change_flags (net/core/dev.c:9820)
[    4.863594]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.863614]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.863642]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.863663]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.863685]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.863713]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.863733]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.863750]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.863781]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.863802]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.863823]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.863843]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.863863]  ___sys_sendmsg (net/socket.c:2752)
[    4.863885]  __sys_sendmsg (net/socket.c:2784)
[    4.863906]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.863930]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.863956] RIP: 0033:0x7f55c186808e
[    4.863975] 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
[    4.864074] RSP: 002b:00007ffc32ac81a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.864121] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f55c186808e
[    4.864165] RDX: 0000000000000000 RSI: 00007ffc32ac8250 RDI: 0000000000000005
[    4.864206] RBP: 00007ffc32ac81b0 R08: 0000000000000000 R09: 0000000000000000
[    4.864248] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.864287] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc32ac8920
| [    4.864416] ------------[ cut here ]------------
| [    4.864452] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 2/235
| [    4.864515] Modules linked in:
| [    4.864597] Tainted: [W]=WARN
[    4.864617] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.864651] Workqueue: events_unbound linkwatch_event
[    4.864679] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.864708] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.864801] RSP: 0018:ff41943ec043fd50 EFLAGS: 00010286
[    4.864823] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    4.864865] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202aa00
[    4.864903] RBP: 0000000000000000 R08: ff215c4e4328af50 R09: ff215c4e43077030
[    4.864941] R10: ff215c4e4615e120 R11: fefefefefefefeff R12: 0000000000000000
[    4.864981] R13: 0000000000000010 R14: ff215c4e4615e000 R15: ff215c4e4202aa00
[    4.865023] FS:  0000000000000000(0000) GS:ff215c4ef62c8000(0000) knlGS:0000000000000000
[    4.865065] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.865101] CR2: 000055fbb7dd51f8 CR3: 0000000008847004 CR4: 0000000000771ef0
[    4.865142] PKRU: 55555554
[    4.865156] Call Trace:
[    4.865170]  <TASK>
[    4.865185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.865207]  netif_state_change (net/core/dev.c:1605)
[    4.865229]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    4.865250]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    4.865274]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    4.865296]  process_one_work (kernel/workqueue.c:3314)
[    4.865314]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.865333]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.865354]  kthread (kernel/kthread.c:436)
[    4.865376]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.865397]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.865417]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.865438]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.865511] ------------[ cut here ]------------
| [    4.865538] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 2/235
| [    4.865628] Modules linked in:
| [    4.865720] Tainted: [W]=WARN
[    4.865742] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.865777] Workqueue: events_unbound linkwatch_event
[    4.865811] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.865840] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.865933] RSP: 0018:ff41943ec043fd50 EFLAGS: 00010286
[    4.865960] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    4.866001] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202aa00
[    4.866051] RBP: 0000000000000000 R08: ff215c4e41897290 R09: ff215c4e43077030
[    4.866091] R10: ff215c4e460b4120 R11: fefefefefefefeff R12: 0000000000000000
[    4.866131] R13: 0000000000000010 R14: ff215c4e460b4000 R15: ff215c4e4202aa00
[    4.866177] FS:  0000000000000000(0000) GS:ff215c4ef62c8000(0000) knlGS:0000000000000000
[    4.866221] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.866257] CR2: 000055fbb7dd51f8 CR3: 0000000008847004 CR4: 0000000000771ef0
[    4.866296] PKRU: 55555554
[    4.866311] Call Trace:
[    4.866325]  <TASK>
[    4.866340]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.866360]  netif_state_change (net/core/dev.c:1605)
[    4.866380]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    4.866401]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    4.866429]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    4.866449]  process_one_work (kernel/workqueue.c:3314)
[    4.866472]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.866491]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.866515]  kthread (kernel/kthread.c:436)
[    4.866541]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.866567]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.866591]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.866616]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.881581] ------------[ cut here ]------------
| [    4.881612] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/796
| [    4.881668] Modules linked in:
| [    4.881749] Tainted: [W]=WARN
[    4.881770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.881801] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.881830] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.881925] RSP: 0018:ff41943ec10176d8 EFLAGS: 00010286
[    4.881951] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.881992] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    4.882035] RBP: 0000000000000000 R08: ff215c4e4326f410 R09: ff215c4e431db830
[    4.882075] R10: ff215c4e43075120 R11: fefefefefefefeff R12: ff41943ec101778c
[    4.882118] R13: 0000000000000011 R14: ff215c4e43075000 R15: ff215c4e41ddc300
[    4.882168] FS:  00007f2daaaa6840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.882213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.882240] CR2: 000000002c325988 CR3: 0000000009cf3006 CR4: 0000000000771ef0
[    4.882278] PKRU: 55555554
[    4.882293] Call Trace:
[    4.882307]  <TASK>
[    4.882322]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    4.882344]  __dev_change_net_namespace (net/core/dev.c:12635)
[    4.882372]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    4.882393]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    4.882416]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.882439]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.882459]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.882481]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.882503]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.882525]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.882545]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.882572]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.882595]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.882616]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.882640]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.882662]  ___sys_sendmsg (net/socket.c:2752)
[    4.882685]  __sys_sendmsg (net/socket.c:2784)
[    4.882706]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.882726]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.882752] RIP: 0033:0x7f2daace008e
[    4.882774] 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
[    4.882868] RSP: 002b:00007ffcf9f13940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.882911] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2daace008e
[    4.882955] RDX: 0000000000000000 RSI: 00007ffcf9f139f0 RDI: 0000000000000005
[    4.882995] RBP: 00007ffcf9f13950 R08: 0000000000000000 R09: 0000000000000000
[    4.883037] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.883075] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf9f140c0
| [    4.883195] ------------[ cut here ]------------
| [    4.883224] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/796
| [    4.883272] Modules linked in:
| [    4.883337] Tainted: [W]=WARN
[    4.883356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.883392] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.883422] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.883523] RSP: 0018:ff41943ec10176c8 EFLAGS: 00010286
[    4.883552] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.883595] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    4.883640] RBP: 0000000000000000 R08: ff215c4e4326f410 R09: ff215c4e43071030
[    4.883682] R10: ff215c4e43075120 R11: fefefefefefefeff R12: 0000000000000000
[    4.883723] R13: 0000000000000010 R14: ff215c4e43075000 R15: ff215c4e41ddc300
[    4.883764] FS:  00007f2daaaa6840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.883806] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.883840] CR2: 000000002c325988 CR3: 0000000009cf3006 CR4: 0000000000771ef0
[    4.883878] PKRU: 55555554
[    4.883890] Call Trace:
[    4.883903]  <TASK>
[    4.883916]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.883938]  __dev_change_net_namespace (net/core/dev.c:12695)
[    4.883963]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    4.883981]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    4.884004]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.884033]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.884054]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.884076]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.884099]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.884119]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.884140]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.884167]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.884188]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.884209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.884231]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.884250]  ___sys_sendmsg (net/socket.c:2752)
[    4.884271]  __sys_sendmsg (net/socket.c:2784)
[    4.884292]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.884313]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.884338] RIP: 0033:0x7f2daace008e
[    4.884359] 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
[    4.884450] RSP: 002b:00007ffcf9f13940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.884495] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2daace008e
[    4.884537] RDX: 0000000000000000 RSI: 00007ffcf9f139f0 RDI: 0000000000000005
[    4.884578] RBP: 00007ffcf9f13950 R08: 0000000000000000 R09: 0000000000000000
[    4.884616] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.884657] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf9f140c0
| [    4.884768] ------------[ cut here ]------------
| [    4.884794] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/796
| [    4.884838] Modules linked in:
| [    4.884913] Tainted: [W]=WARN
[    4.884933] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.884966] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.884994] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.885093] RSP: 0018:ff41943ec1017720 EFLAGS: 00010286
[    4.885117] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.885153] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    4.885197] RBP: 0000000000000000 R08: ff215c4e4326f410 R09: ff215c4e43071030
[    4.885237] R10: ff215c4e43075120 R11: fefefefefefefeff R12: 0000000000000000
[    4.885277] R13: 0000000000000010 R14: ff215c4e43075000 R15: ff215c4e41ddc300
[    4.885321] FS:  00007f2daaaa6840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.885366] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.885399] CR2: 000000002c325988 CR3: 0000000009cf3006 CR4: 0000000000771ef0
[    4.885439] PKRU: 55555554
[    4.885451] Call Trace:
[    4.885465]  <TASK>
[    4.885479]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.885500]  __dev_notify_flags (net/core/dev.c:9787)
[    4.885522]  netif_change_flags (net/core/dev.c:9820)
[    4.885542]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.885560]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.885590]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.885612]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.885632]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.885655]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.885674]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.885695]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.885722]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.885745]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.885767]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.885786]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.885807]  ___sys_sendmsg (net/socket.c:2752)
[    4.885829]  __sys_sendmsg (net/socket.c:2784)
[    4.885850]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.885870]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.885896] RIP: 0033:0x7f2daace008e
[    4.885917] 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
[    4.886008] RSP: 002b:00007ffcf9f13940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.886049] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2daace008e
[    4.886086] RDX: 0000000000000000 RSI: 00007ffcf9f139f0 RDI: 0000000000000005
[    4.886128] RBP: 00007ffcf9f13950 R08: 0000000000000000 R09: 0000000000000000
[    4.886166] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    4.886206] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf9f140c0
| [    4.886302] ------------[ cut here ]------------
| [    4.886333] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 2/235
| [    4.886396] Modules linked in:
| [    4.886480] Tainted: [W]=WARN
[    4.886500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.886534] Workqueue: events_unbound linkwatch_event
[    4.886567] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.886595] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.886690] RSP: 0018:ff41943ec043fd50 EFLAGS: 00010286
[    4.886718] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    4.886757] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.886796] RBP: 0000000000000000 R08: ff215c4e4326f410 R09: ff215c4e460b3030
[    4.886834] R10: ff215c4e43075120 R11: fefefefefefefeff R12: 0000000000000000
[    4.886875] R13: 0000000000000010 R14: ff215c4e43075000 R15: ff215c4e4202a100
[    4.886917] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.886956] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.886990] CR2: 000055fb7e83fd5c CR3: 00000000044bc003 CR4: 0000000000771ef0
[    4.887031] PKRU: 55555554
[    4.887045] Call Trace:
[    4.887057]  <TASK>
[    4.887073]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.887094]  netif_state_change (net/core/dev.c:1605)
[    4.887116]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    4.887135]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    4.887164]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    4.887185]  process_one_work (kernel/workqueue.c:3314)
[    4.887207]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.887227]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.887247]  kthread (kernel/kthread.c:436)
[    4.887273]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.887294]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.887315]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.887340]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.887412] ------------[ cut here ]------------
| [    4.887443] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 2/235
| [    4.887497] Modules linked in:
| [    4.887580] Tainted: [W]=WARN
[    4.887600] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.887636] Workqueue: events_unbound linkwatch_event
[    4.887658] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.887687] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.887780] RSP: 0018:ff41943ec043fd50 EFLAGS: 00010286
[    4.887804] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    4.887844] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    4.887885] RBP: 0000000000000000 R08: ff215c4e43298110 R09: ff215c4e460b3030
[    4.887922] R10: ff215c4e4616d120 R11: fefefefefefefeff R12: 0000000000000000
[    4.887962] R13: 0000000000000010 R14: ff215c4e4616d000 R15: ff215c4e4202a100
[    4.888006] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    4.888054] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.888082] CR2: 000055fb7e83fd5c CR3: 00000000044bc003 CR4: 0000000000771ef0
[    4.888122] PKRU: 55555554
[    4.888134] Call Trace:
[    4.888149]  <TASK>
[    4.888164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.888185]  netif_state_change (net/core/dev.c:1605)
[    4.888205]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    4.888223]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    4.888252]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    4.888273]  process_one_work (kernel/workqueue.c:3314)
[    4.888297]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.888319]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.888340]  kthread (kernel/kthread.c:436)
[    4.888361]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.888383]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.888405]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.888426]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.896748] ------------[ cut here ]------------
| [    4.896807] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/799
| [    4.896887] Modules linked in:
| [    4.897033] Tainted: [W]=WARN
[    4.897086] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.897151] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.897212] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.897334] RSP: 0018:ff41943ec102f5f0 EFLAGS: 00010286
[    4.897393] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.897465] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c200
[    4.897537] RBP: 0000000000000000 R08: ff215c4e4326f750 R09: ff215c4e4472f030
[    4.897616] R10: ff215c4e4472c120 R11: fefefefefefefeff R12: 0000000000000000
[    4.897689] R13: 0000000000000010 R14: ff215c4e4472c000 R15: ff215c4e4190c200
[    4.897765] FS:  00007f4f6fc10840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.897838] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.897903] CR2: 000000000042ebe0 CR3: 000000000b815005 CR4: 0000000000771ef0
[    4.897977] PKRU: 55555554
[    4.898031] Call Trace:
[    4.898078]  <TASK>
[    4.898124]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.898178]  __dev_notify_flags (net/core/dev.c:9787)
[    4.898233]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    4.898288]  veth_newlink (drivers/net/veth.c:1871)
[    4.898344]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    4.898399]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.898459]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.898514]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    4.898583]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.898645]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.898700]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.898754]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.898809]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.898864]  ___sys_sendmsg (net/socket.c:2752)
[    4.898919]  __sys_sendmsg (net/socket.c:2784)
[    4.898973]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.899032]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.899094] RIP: 0033:0x7f4f6fe4a08e
[    4.899147] 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
[    4.899271] RSP: 002b:00007ffcfb3ff770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.899343] RAX: ffffffffffffffda RBX: 00007ffcfb3fff18 RCX: 00007f4f6fe4a08e
[    4.899414] RDX: 0000000000000000 RSI: 00007ffcfb3ff820 RDI: 0000000000000005
[    4.899485] RBP: 00007ffcfb3ff780 R08: 0000000000000000 R09: 0000000000000000
[    4.899557] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    4.899636] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfb3ffef0
| [    4.899918] ------------[ cut here ]------------
| [    4.899977] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/799
| [    4.900064] Modules linked in:
| [    4.900206] Tainted: [W]=WARN
[    4.900258] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.900324] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.900384] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.900511] RSP: 0018:ff41943ec102f870 EFLAGS: 00010286
[    4.900579] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.900651] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c200
[    4.900722] RBP: 0000000000000000 R08: ff215c4e4326f850 R09: ff215c4e46128030
[    4.900793] R10: ff215c4e446fb120 R11: fefefefefefefeff R12: 0000000000000000
[    4.900865] R13: 0000000000000010 R14: ff215c4e446fb000 R15: ff215c4e4190c200
[    4.900940] FS:  00007f4f6fc10840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.901013] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.901087] CR2: 000000000042ebe0 CR3: 000000000b815005 CR4: 0000000000771ef0
[    4.901164] PKRU: 55555554
[    4.901210] Call Trace:
[    4.901256]  <TASK>
[    4.901303]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.901357]  __dev_notify_flags (net/core/dev.c:9787)
[    4.901411]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    4.901466]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    4.901521]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.901589]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.901644]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    4.901704]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.901764]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.901819]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.901874]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.901928]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.901983]  ___sys_sendmsg (net/socket.c:2752)
[    4.902043]  __sys_sendmsg (net/socket.c:2784)
[    4.902097]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.902151]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.902212] RIP: 0033:0x7f4f6fe4a08e
[    4.902266] 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
[    4.902392] RSP: 002b:00007ffcfb3ff770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.902467] RAX: ffffffffffffffda RBX: 00007ffcfb3fff18 RCX: 00007f4f6fe4a08e
[    4.902540] RDX: 0000000000000000 RSI: 00007ffcfb3ff820 RDI: 0000000000000005
[    4.902621] RBP: 00007ffcfb3ff780 R08: 0000000000000000 R09: 0000000000000000
[    4.902693] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    4.902767] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfb3ffef0
| [    4.905705] ------------[ cut here ]------------
| [    4.905734] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/800
| [    4.905796] Modules linked in:
| [    4.905872] Tainted: [W]=WARN
[    4.905892] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.905925] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.905954] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.906042] RSP: 0018:ff41943ec1037720 EFLAGS: 00010286
[    4.906070] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.906110] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    4.906150] RBP: 0000000000000000 R08: ff215c4e4326f850 R09: ff215c4e43071030
[    4.906189] R10: ff215c4e446fb120 R11: fefefefefefefeff R12: 0000000000000000
[    4.906225] R13: 0000000000000010 R14: ff215c4e446fb000 R15: ff215c4e41ddc300
[    4.906266] FS:  00007f00e9506840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.906307] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.906339] CR2: 000000002f7b9988 CR3: 000000000b4f3005 CR4: 0000000000771ef0
[    4.906381] PKRU: 55555554
[    4.906393] Call Trace:
[    4.906406]  <TASK>
[    4.906421]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.906441]  __dev_notify_flags (net/core/dev.c:9787)
[    4.906462]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    4.906482]  netif_change_flags (net/core/dev.c:9820)
[    4.906504]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.906525]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.906557]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.906582]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.906602]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.906629]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.906652]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.906673]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.906700]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.906721]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.906742]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.906764]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.906785]  ___sys_sendmsg (net/socket.c:2752)
[    4.906807]  __sys_sendmsg (net/socket.c:2784)
[    4.906827]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.906847]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.906874] RIP: 0033:0x7f00e974008e
[    4.906896] 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
[    4.906988] RSP: 002b:00007ffcbc2ebfb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.907030] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f00e974008e
[    4.907071] RDX: 0000000000000000 RSI: 00007ffcbc2ec060 RDI: 0000000000000005
[    4.907116] RBP: 00007ffcbc2ebfc0 R08: 0000000000000000 R09: 0000000000000000
[    4.907154] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    4.907195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbc2ec730
| [    4.939573] ------------[ cut here ]------------
| [    4.939636] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/805
| [    4.939725] Modules linked in:
| [    4.939864] Tainted: [W]=WARN
[    4.939917] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.939983] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.940049] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.940173] RSP: 0018:ff41943ec105f6d8 EFLAGS: 00010286
[    4.940234] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.940307] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    4.940379] RBP: 0000000000000000 R08: ff215c4e4326f750 R09: ff215c4e46185830
[    4.940451] R10: ff215c4e4472c120 R11: fefefefefefefeff R12: ff41943ec105f78c
[    4.940523] R13: 0000000000000011 R14: ff215c4e4472c000 R15: ff215c4e41ddd200
[    4.940603] FS:  00007f6351cfa840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.940676] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.940742] CR2: 000000000aeab988 CR3: 000000000626b006 CR4: 0000000000771ef0
[    4.940815] PKRU: 55555554
[    4.940861] Call Trace:
[    4.940907]  <TASK>
[    4.940953]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    4.941008]  __dev_change_net_namespace (net/core/dev.c:12635)
[    4.941075]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    4.941129]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    4.941183]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.941244]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.941299]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.941354]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.941414]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.941469]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.941523]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.941589]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.941644]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.941698]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.941753]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.941808]  ___sys_sendmsg (net/socket.c:2752)
[    4.941863]  __sys_sendmsg (net/socket.c:2784)
[    4.941917]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.941972]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.942038] RIP: 0033:0x7f6351f3408e
[    4.942091] 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
[    4.942213] RSP: 002b:00007ffc82c32ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.942286] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6351f3408e
[    4.942359] RDX: 0000000000000000 RSI: 00007ffc82c32b60 RDI: 0000000000000005
[    4.942431] RBP: 00007ffc82c32ac0 R08: 0000000000000000 R09: 0000000000000000
[    4.942504] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    4.942583] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc82c33230
| [    4.942802] ------------[ cut here ]------------
| [    4.942862] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/805
| [    4.942941] Modules linked in:
| [    4.943086] Tainted: [W]=WARN
[    4.943138] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.943205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.943266] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.943391] RSP: 0018:ff41943ec105f6c8 EFLAGS: 00010286
[    4.943451] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.943522] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    4.943599] RBP: 0000000000000000 R08: ff215c4e4326f750 R09: ff215c4e46128030
[    4.943671] R10: ff215c4e4472c120 R11: fefefefefefefeff R12: 0000000000000000
[    4.943743] R13: 0000000000000010 R14: ff215c4e4472c000 R15: ff215c4e41ddd200
[    4.943818] FS:  00007f6351cfa840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.943894] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.943961] CR2: 000000000aeab988 CR3: 000000000626b006 CR4: 0000000000771ef0
[    4.944041] PKRU: 55555554
[    4.944087] Call Trace:
[    4.944133]  <TASK>
[    4.944179]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.944233]  __dev_change_net_namespace (net/core/dev.c:12695)
[    4.944293]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    4.944347]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    4.944402]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.944464]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.944519]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.944579]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.944640]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.944695]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.944749]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.944810]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.944864]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.944919]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.944973]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.945032]  ___sys_sendmsg (net/socket.c:2752)
[    4.945088]  __sys_sendmsg (net/socket.c:2784)
[    4.945142]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.945195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.945255] RIP: 0033:0x7f6351f3408e
[    4.945308] 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
[    4.945431] RSP: 002b:00007ffc82c32ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.945504] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6351f3408e
[    4.945582] RDX: 0000000000000000 RSI: 00007ffc82c32b60 RDI: 0000000000000005
[    4.945654] RBP: 00007ffc82c32ac0 R08: 0000000000000000 R09: 0000000000000000
[    4.945726] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    4.945796] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc82c33230
| [    4.945995] ------------[ cut here ]------------
| [    4.946056] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/805
| [    4.946136] Modules linked in:
| [    4.946275] Tainted: [W]=WARN
[    4.946327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.946393] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.946452] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.946581] RSP: 0018:ff41943ec105f720 EFLAGS: 00010286
[    4.946642] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.946713] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    4.946785] RBP: 0000000000000000 R08: ff215c4e4326f750 R09: ff215c4e46128030
[    4.946856] R10: ff215c4e4472c120 R11: fefefefefefefeff R12: 0000000000000000
[    4.946928] R13: 0000000000000010 R14: ff215c4e4472c000 R15: ff215c4e41ddd200
[    4.947003] FS:  00007f6351cfa840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.947082] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.947147] CR2: 000000000aeab988 CR3: 000000000626b006 CR4: 0000000000771ef0
[    4.947220] PKRU: 55555554
[    4.947267] Call Trace:
[    4.947312]  <TASK>
[    4.947359]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.947413]  __dev_notify_flags (net/core/dev.c:9787)
[    4.947468]  netif_change_flags (net/core/dev.c:9820)
[    4.947522]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.947583]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.947645]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.947699]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.947754]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.947815]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.947869]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.947923]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.947985]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.948044]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.948106]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.948160]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.948215]  ___sys_sendmsg (net/socket.c:2752)
[    4.948270]  __sys_sendmsg (net/socket.c:2784)
[    4.948324]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.948378]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.948437] RIP: 0033:0x7f6351f3408e
[    4.948491] 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
[    4.948618] RSP: 002b:00007ffc82c32ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.948692] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6351f3408e
[    4.948764] RDX: 0000000000000000 RSI: 00007ffc82c32b60 RDI: 0000000000000005
[    4.948837] RBP: 00007ffc82c32ac0 R08: 0000000000000000 R09: 0000000000000000
[    4.948909] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    4.948980] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc82c33230
| [    4.949188] ------------[ cut here ]------------
| [    4.949219] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 0/38
| [    4.949276] Modules linked in:
| [    4.949351] Tainted: [W]=WARN
[    4.949373] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.949409] Workqueue: events_unbound linkwatch_event
[    4.949438] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.949466] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.949565] RSP: 0018:ff41943ec015bd50 EFLAGS: 00010286
[    4.949591] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    4.949633] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    4.949670] RBP: 0000000000000000 R08: ff215c4e4326f850 R09: ff215c4e43071030
[    4.949711] R10: ff215c4e446fb120 R11: fefefefefefefeff R12: 0000000000000000
[    4.949748] R13: 0000000000000010 R14: ff215c4e446fb000 R15: ff215c4e42028b00
[    4.949788] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    4.949830] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.949864] CR2: 00007ffa8c11c574 CR3: 0000000008847004 CR4: 0000000000771ef0
[    4.949903] PKRU: 55555554
[    4.949918] Call Trace:
[    4.949933]  <TASK>
[    4.949947]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.949968]  netif_state_change (net/core/dev.c:1605)
[    4.949989]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    4.950011]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    4.950041]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    4.950062]  process_one_work (kernel/workqueue.c:3314)
[    4.950084]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.950106]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.950125]  kthread (kernel/kthread.c:436)
[    4.950146]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.950167]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.950189]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.950210]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.953126] ------------[ cut here ]------------
| [    4.953188] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/806
| [    4.953269] Modules linked in:
| [    4.953408] Tainted: [W]=WARN
[    4.953461] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.953526] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.953592] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    4.953714] RSP: 0018:ff41943ec10676d0 EFLAGS: 00010286
[    4.953774] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    4.953847] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c200
[    4.953921] RBP: 0000000000000000 R08: ff215c4e4326f750 R09: ff215c4e46128030
[    4.953992] R10: ff215c4e4472c120 R11: fefefefefefefeff R12: 0000000000000000
[    4.954069] R13: 0000000000000010 R14: ff215c4e4472c000 R15: ff215c4e4190c200
[    4.954144] FS:  00007f47adb8a840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    4.954218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.954284] CR2: 00000000004ebb50 CR3: 000000000329f002 CR4: 0000000000771ef0
[    4.954357] PKRU: 55555554
[    4.954403] Call Trace:
[    4.954449]  <TASK>
[    4.954495]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.954550]  netif_state_change (net/core/dev.c:1605)
[    4.954608]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    4.954662]  linkwatch_sync_dev (net/core/link_watch.c:295)
[    4.954716]  rtnl_getlink (net/core/rtnetlink.c:4273)
[    4.954772]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[    4.954833]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.954887]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    4.954947]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.955008]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.955065]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.955120]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.955175]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.955229]  ___sys_sendmsg (net/socket.c:2752)
[    4.955284]  __sys_sendmsg (net/socket.c:2784)
[    4.955338]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.955393]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.955454] RIP: 0033:0x7f47addc408e
[    4.955507] 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
[    4.955644] RSP: 002b:00007ffc7ea22a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.955718] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f47addc408e
[    4.955789] RDX: 0000000000000000 RSI: 00007ffc7ea22ac0 RDI: 0000000000000006
[    4.955861] RBP: 00007ffc7ea22a20 R08: 0000000000000000 R09: 0000000000000000
[    4.955932] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    4.956004] R13: 00007ffc7ea22b70 R14: 0000000000000000 R15: 00007ffc7ea236e0
| [    5.057069] ------------[ cut here ]------------
| [    5.057099] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/853
| [    5.057155] Modules linked in:
| [    5.057237] Tainted: [W]=WARN
[    5.057258] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.057293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.057319] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.057412] RSP: 0018:ff41943ec0dbf720 EFLAGS: 00010286
[    5.057441] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.057473] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.057509] RBP: 0000000000000000 R08: ff215c4e41897290 R09: ff215c4e43071030
[    5.057546] R10: ff215c4e460b4120 R11: fefefefefefefeff R12: 0000000000000000
[    5.057590] R13: 0000000000000010 R14: ff215c4e460b4000 R15: ff215c4e42028b00
[    5.057634] FS:  00007f308eb5f840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.057675] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.057708] CR2: 00000000015f3988 CR3: 000000000b706002 CR4: 0000000000771ef0
[    5.057753] PKRU: 55555554
[    5.057767] Call Trace:
[    5.057781]  <TASK>
[    5.057795]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.057816]  __dev_notify_flags (net/core/dev.c:9787)
[    5.057839]  netif_change_flags (net/core/dev.c:9820)
[    5.057860]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.057882]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.057910]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.057932]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.057953]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.057980]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.058001]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.058021]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.058049]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.058073]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.058094]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.058117]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.058140]  ___sys_sendmsg (net/socket.c:2752)
[    5.058163]  __sys_sendmsg (net/socket.c:2784)
[    5.058184]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.058205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.058231] RIP: 0033:0x7f308ed9908e
[    5.058252] 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
[    5.058344] RSP: 002b:00007ffe37a3d120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.058384] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f308ed9908e
[    5.058428] RDX: 0000000000000000 RSI: 00007ffe37a3d1d0 RDI: 0000000000000005
[    5.058466] RBP: 00007ffe37a3d130 R08: 0000000000000000 R09: 0000000000000000
[    5.058507] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.058542] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe37a3d8a0
| [    5.058703] ------------[ cut here ]------------
| [    5.058738] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 2/235
| [    5.058802] Modules linked in:
| [    5.058872] Tainted: [W]=WARN
[    5.058893] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.058929] Workqueue: events_unbound linkwatch_event
[    5.058955] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.058983] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.059087] RSP: 0018:ff41943ec043fd50 EFLAGS: 00010286
[    5.059114] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    5.059159] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202aa00
[    5.059198] RBP: 0000000000000000 R08: ff215c4e4328af50 R09: ff215c4e43077030
[    5.059237] R10: ff215c4e4615e120 R11: fefefefefefefeff R12: 0000000000000000
[    5.059279] R13: 0000000000000010 R14: ff215c4e4615e000 R15: ff215c4e4202aa00
[    5.059322] FS:  0000000000000000(0000) GS:ff215c4ef62c8000(0000) knlGS:0000000000000000
[    5.059363] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.059397] CR2: 00007fc5781ee0a0 CR3: 0000000008847003 CR4: 0000000000771ef0
[    5.059437] PKRU: 55555554
[    5.059452] Call Trace:
[    5.059467]  <TASK>
[    5.059480]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.059500]  netif_state_change (net/core/dev.c:1605)
[    5.059522]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[    5.059543]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    5.059579]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    5.059601]  process_one_work (kernel/workqueue.c:3314)
[    5.059620]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.059641]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.059661]  kthread (kernel/kthread.c:436)
[    5.059687]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.059709]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.059731]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.059752]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.073136] ------------[ cut here ]------------
| [    5.073164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/859
| [    5.073219] Modules linked in:
| [    5.073287] Tainted: [W]=WARN
[    5.073310] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.073343] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.073370] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.073469] RSP: 0018:ff41943ec10e7720 EFLAGS: 00010286
[    5.073495] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.073532] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.073580] RBP: 0000000000000000 R08: ff215c4e41897290 R09: ff215c4e43071030
[    5.073621] R10: ff215c4e460b4120 R11: fefefefefefefeff R12: 0000000000000000
[    5.073661] R13: 0000000000000010 R14: ff215c4e460b4000 R15: ff215c4e42028b00
[    5.073705] FS:  00007f5d9ad72840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.073745] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.073780] CR2: 00007f5d9b0421a0 CR3: 000000000a81f002 CR4: 0000000000771ef0
[    5.073821] PKRU: 55555554
[    5.073836] Call Trace:
[    5.073849]  <TASK>
[    5.073861]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.073884]  __dev_notify_flags (net/core/dev.c:9787)
[    5.073909]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    5.073931]  netif_change_flags (net/core/dev.c:9820)
[    5.073952]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.073974]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.074003]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.074023]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.074048]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.074076]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.074098]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.074118]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.074140]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.074163]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.074184]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.074204]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.074224]  ___sys_sendmsg (net/socket.c:2752)
[    5.074246]  __sys_sendmsg (net/socket.c:2784)
[    5.074267]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.074287]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.074313] RIP: 0033:0x7f5d9afac08e
[    5.074332] 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
[    5.074422] RSP: 002b:00007fff4aa21fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.074462] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5d9afac08e
[    5.074505] RDX: 0000000000000000 RSI: 00007fff4aa22090 RDI: 0000000000000005
[    5.074542] RBP: 00007fff4aa21ff0 R08: 0000000000000000 R09: 0000000000000000
[    5.074582] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.074625] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4aa22760
| [    5.074735] ------------[ cut here ]------------
| [    5.074766] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 2/235
| [    5.074827] Modules linked in:
| [    5.074907] Tainted: [W]=WARN
[    5.074927] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.074962] Workqueue: events_unbound linkwatch_event
[    5.074991] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.075018] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.075116] RSP: 0018:ff41943ec043fd50 EFLAGS: 00010286
[    5.075141] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    5.075180] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202aa00
[    5.075222] RBP: 0000000000000000 R08: ff215c4e41897290 R09: ff215c4e43077030
[    5.075259] R10: ff215c4e460b4120 R11: fefefefefefefeff R12: 0000000000000000
[    5.075295] R13: 0000000000000010 R14: ff215c4e460b4000 R15: ff215c4e4202aa00
[    5.075334] FS:  0000000000000000(0000) GS:ff215c4ef62c8000(0000) knlGS:0000000000000000
[    5.075371] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.075404] CR2: 000055fb7e83fd5c CR3: 0000000009d5f006 CR4: 0000000000771ef0
[    5.075444] PKRU: 55555554
[    5.075457] Call Trace:
[    5.075473]  <TASK>
[    5.075488]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.075509]  netif_state_change (net/core/dev.c:1605)
[    5.075528]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    5.075549]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    5.075580]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    5.075601]  process_one_work (kernel/workqueue.c:3314)
[    5.075623]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.075645]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.075666]  kthread (kernel/kthread.c:436)
[    5.075686]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.075706]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.075727]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.075748]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.075821] ------------[ cut here ]------------
| [    5.075850] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 2/235
| [    5.075902] Modules linked in:
| [    5.075982] Tainted: [W]=WARN
[    5.076002] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.076042] Workqueue: events_unbound linkwatch_event
[    5.076067] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.076096] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.076198] RSP: 0018:ff41943ec043fd50 EFLAGS: 00010286
[    5.076228] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    5.076268] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202aa00
[    5.076308] RBP: 0000000000000000 R08: ff215c4e4328af50 R09: ff215c4e43077030
[    5.076351] R10: ff215c4e4615e120 R11: fefefefefefefeff R12: 0000000000000000
[    5.076396] R13: 0000000000000010 R14: ff215c4e4615e000 R15: ff215c4e4202aa00
[    5.076447] FS:  0000000000000000(0000) GS:ff215c4ef62c8000(0000) knlGS:0000000000000000
[    5.076486] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.076519] CR2: 000055fb7e83fd5c CR3: 0000000009d5f006 CR4: 0000000000771ef0
[    5.076559] PKRU: 55555554
[    5.076578] Call Trace:
[    5.076591]  <TASK>
[    5.076603]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.076624]  netif_state_change (net/core/dev.c:1605)
[    5.076644]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    5.076665]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    5.076689]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    5.076710]  process_one_work (kernel/workqueue.c:3314)
[    5.076732]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.076752]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.076770]  kthread (kernel/kthread.c:436)
[    5.076790]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.076809]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.076830]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.076851]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.126809] ------------[ cut here ]------------
| [    5.126841] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/889
| [    5.126891] Modules linked in:
| [    5.126967] Tainted: [W]=WARN
[    5.126987] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.127022] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.127056] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.127151] RSP: 0018:ff41943ec1107720 EFLAGS: 00010286
[    5.127179] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.127218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    5.127263] RBP: 0000000000000000 R08: ff215c4e41897290 R09: ff215c4e460b3030
[    5.127301] R10: ff215c4e460b4120 R11: fefefefefefefeff R12: 0000000000000000
[    5.127340] R13: 0000000000000010 R14: ff215c4e460b4000 R15: ff215c4e4202a100
[    5.127382] FS:  00007fd479230840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.127423] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.127450] CR2: 00007fd4795001a0 CR3: 0000000009af8001 CR4: 0000000000771ef0
[    5.127491] PKRU: 55555554
[    5.127505] Call Trace:
[    5.127519]  <TASK>
[    5.127536]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.127559]  __dev_notify_flags (net/core/dev.c:9787)
[    5.127585]  netif_change_flags (net/core/dev.c:9820)
[    5.127608]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.127631]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.127659]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.127681]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.127700]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.127728]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.127749]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.127769]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.127798]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.127819]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.127840]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.127862]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.127884]  ___sys_sendmsg (net/socket.c:2752)
[    5.127908]  __sys_sendmsg (net/socket.c:2784)
[    5.127930]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.127951]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.127978] RIP: 0033:0x7fd47946a08e
[    5.128000] 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
[    5.128095] RSP: 002b:00007ffc26754100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.128138] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd47946a08e
[    5.128177] RDX: 0000000000000000 RSI: 00007ffc267541b0 RDI: 0000000000000005
[    5.128219] RBP: 00007ffc26754110 R08: 0000000000000000 R09: 0000000000000000
[    5.128265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.128306] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc26754880
| [    5.128458] ------------[ cut here ]------------
| [    5.128486] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/36
| [    5.128546] Modules linked in:
| [    5.128627] Tainted: [W]=WARN
[    5.128648] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.128684] Workqueue: events_unbound linkwatch_event
[    5.128712] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.128739] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.128834] RSP: 0018:ff41943ec014bd50 EFLAGS: 00010286
[    5.128861] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    5.128899] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    5.128944] RBP: 0000000000000000 R08: ff215c4e4328af50 R09: ff215c4e460b3030
[    5.128984] R10: ff215c4e4615e120 R11: fefefefefefefeff R12: 0000000000000000
[    5.129024] R13: 0000000000000010 R14: ff215c4e4615e000 R15: ff215c4e4202a000
[    5.129069] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.129113] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.129145] CR2: 00007fd4795001a0 CR3: 0000000009af8001 CR4: 0000000000771ef0
[    5.129189] PKRU: 55555554
[    5.129202] Call Trace:
[    5.129217]  <TASK>
[    5.129230]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.129254]  netif_state_change (net/core/dev.c:1605)
[    5.129276]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[    5.129297]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    5.129326]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    5.129347]  process_one_work (kernel/workqueue.c:3314)
[    5.129367]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.129386]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.129408]  kthread (kernel/kthread.c:436)
[    5.129429]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.129450]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.129472]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.129493]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.166659] ------------[ cut here ]------------
| [    5.166690] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.166740] Modules linked in:
| [    5.166823] Tainted: [W]=WARN
[    5.166843] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.166882] Workqueue: netns cleanup_net
[    5.166908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.166935] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.167043] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.167067] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.167108] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.167147] RBP: 0000000000000000 R08: ff215c4e4440b010 R09: ff215c4e44707830
[    5.167190] R10: ff215c4e46134120 R11: fefefefefefefeff R12: 0000000000000000
[    5.167231] R13: 0000000000000011 R14: ff215c4e46134000 R15: ff215c4e42028b00
[    5.167275] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.167320] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.167352] CR2: 00007fc57838df98 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.167397] PKRU: 55555554
[    5.167410] Call Trace:
[    5.167429]  <TASK>
[    5.167443]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.167472]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.167488]  cleanup_net (net/core/net_namespace.c:702)
[    5.167506]  process_one_work (kernel/workqueue.c:3314)
[    5.167523]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.167543]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.167567]  kthread (kernel/kthread.c:436)
[    5.167589]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.167611]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.167633]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.167652]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.167766] ------------[ cut here ]------------
| [    5.167787] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.167844] Modules linked in:
| [    5.167911] Tainted: [W]=WARN
[    5.167930] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.167965] Workqueue: netns cleanup_net
[    5.167983] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.168012] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.168110] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.168137] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.168171] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.168217] RBP: 0000000000000000 R08: ff215c4e41229c50 R09: ff215c4e43067830
[    5.168254] R10: ff215c4e44728120 R11: fefefefefefefeff R12: 0000000000000000
[    5.168291] R13: 0000000000000011 R14: ff215c4e44728000 R15: ff215c4e42028b00
[    5.168334] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.168372] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.168405] CR2: 00007fc57838df98 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.168444] PKRU: 55555554
[    5.168456] Call Trace:
[    5.168471]  <TASK>
[    5.168485]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.168510]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.168531]  cleanup_net (net/core/net_namespace.c:702)
[    5.168553]  process_one_work (kernel/workqueue.c:3314)
[    5.168578]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.168600]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.168621]  kthread (kernel/kthread.c:436)
[    5.168641]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.168661]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.168683]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.168705]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.168806] ------------[ cut here ]------------
| [    5.168832] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.168874] Modules linked in:
| [    5.168948] Tainted: [W]=WARN
[    5.168967] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.169000] Workqueue: netns cleanup_net
[    5.169023] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.169051] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.169140] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.169167] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.169206] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.169245] RBP: 0000000000000000 R08: ff215c4e41229a50 R09: ff215c4e460b9034
[    5.169280] R10: ff215c4e43074120 R11: fefefefefefefeff R12: 0000000000000000
[    5.169316] R13: 0000000000000011 R14: ff215c4e43074000 R15: ff215c4e42028b00
[    5.169356] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.169397] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.169428] CR2: 00007fc57838df98 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.169468] PKRU: 55555554
[    5.169482] Call Trace:
[    5.169494]  <TASK>
[    5.169506]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.169532]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.169553]  cleanup_net (net/core/net_namespace.c:702)
[    5.169576]  process_one_work (kernel/workqueue.c:3314)
[    5.169597]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.169619]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.169643]  kthread (kernel/kthread.c:436)
[    5.169664]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.169685]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.169703]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.169722]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.169810] ------------[ cut here ]------------
| [    5.169834] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.169887] Modules linked in:
| [    5.169957] Tainted: [W]=WARN
[    5.169978] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.170012] Workqueue: netns cleanup_net
[    5.170037] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.170066] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.170156] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.170186] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.170223] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.170262] RBP: 0000000000000000 R08: ff215c4e418baa90 R09: ff215c4e446c4030
[    5.170300] R10: ff215c4e4471e120 R11: fefefefefefefeff R12: 0000000000000000
[    5.170338] R13: 0000000000000011 R14: ff215c4e4471e000 R15: ff215c4e42028b00
[    5.170377] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.170421] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.170454] CR2: 00007fc57838df98 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.170494] PKRU: 55555554
[    5.170507] Call Trace:
[    5.170520]  <TASK>
[    5.170534]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.170565]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.170585]  cleanup_net (net/core/net_namespace.c:702)
[    5.170606]  process_one_work (kernel/workqueue.c:3314)
[    5.170626]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.170645]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.170664]  kthread (kernel/kthread.c:436)
[    5.170685]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.170710]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.170732]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.170750]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.170837] ------------[ cut here ]------------
| [    5.170861] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.170916] Modules linked in:
| [    5.170989] Tainted: [W]=WARN
[    5.171011] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.171045] Workqueue: netns cleanup_net
[    5.171063] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.171092] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.171184] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.171207] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.171244] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.171289] RBP: 0000000000000000 R08: ff215c4e444b1f50 R09: ff215c4e46120830
[    5.171328] R10: ff215c4e4616c120 R11: fefefefefefefeff R12: 0000000000000000
[    5.171369] R13: 0000000000000011 R14: ff215c4e4616c000 R15: ff215c4e42028b00
[    5.171411] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.171452] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.171489] CR2: 00007fc57838df98 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.171528] PKRU: 55555554
[    5.171542] Call Trace:
[    5.171558]  <TASK>
[    5.171574]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.171597]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.171620]  cleanup_net (net/core/net_namespace.c:702)
[    5.171640]  process_one_work (kernel/workqueue.c:3314)
[    5.171664]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.171685]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.171707]  kthread (kernel/kthread.c:436)
[    5.171730]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.171752]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.171774]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.171796]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.176607] ------------[ cut here ]------------
| [    5.176636] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.176698] Modules linked in:
| [    5.176777] Tainted: [W]=WARN
[    5.176798] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.176835] Workqueue: netns cleanup_net
[    5.176855] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.176882] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.176972] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    5.176997] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.177037] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.177077] RBP: 0000000000000000 R08: ff215c4e43298110 R09: ff215c4e4616c030
[    5.177119] R10: ff215c4e4616d120 R11: fefefefefefefeff R12: 0000000000000000
[    5.177159] R13: 0000000000000010 R14: ff215c4e4616d000 R15: ff215c4e42028b00
[    5.177201] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.177246] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.177279] CR2: 00007f40813e1318 CR3: 0000000006277002 CR4: 0000000000771ef0
[    5.177318] PKRU: 55555554
[    5.177330] Call Trace:
[    5.177343]  <TASK>
[    5.177358]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.177379]  netif_close_many (net/core/dev.c:1804)
[    5.177402]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.177431]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    5.177461]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.177492]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.177514]  cleanup_net (net/core/net_namespace.c:702)
[    5.177536]  process_one_work (kernel/workqueue.c:3314)
[    5.177559]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.177582]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.177603]  kthread (kernel/kthread.c:436)
[    5.177624]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.177647]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.177665]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.177687]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.177771] ------------[ cut here ]------------
| [    5.177798] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.177856] Modules linked in:
| [    5.177930] Tainted: [W]=WARN
[    5.177950] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.177985] Workqueue: netns cleanup_net
[    5.178005] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.178039] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.178139] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    5.178167] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.178205] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.178243] RBP: 0000000000000000 R08: ff215c4e4326f410 R09: ff215c4e4616c030
[    5.178283] R10: ff215c4e43075120 R11: fefefefefefefeff R12: 0000000000000000
[    5.178327] R13: 0000000000000010 R14: ff215c4e43075000 R15: ff215c4e42028b00
[    5.178371] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.178413] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.178449] CR2: 00007f40813e1318 CR3: 0000000006277002 CR4: 0000000000771ef0
[    5.178486] PKRU: 55555554
[    5.178499] Call Trace:
[    5.178513]  <TASK>
[    5.178524]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.178546]  netif_close_many (net/core/dev.c:1804)
[    5.178570]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.178599]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    5.178624]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.178655]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.178677]  cleanup_net (net/core/net_namespace.c:702)
[    5.178694]  process_one_work (kernel/workqueue.c:3314)
[    5.178714]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.178733]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.178752]  kthread (kernel/kthread.c:436)
[    5.178772]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.178794]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.178813]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.178832]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.178917] ------------[ cut here ]------------
| [    5.178950] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.179008] Modules linked in:
| [    5.179088] Tainted: [W]=WARN
[    5.179111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.179147] Workqueue: netns cleanup_net
[    5.179166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.179193] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.179296] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    5.179326] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.179366] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.179413] RBP: 0000000000000000 R08: ff215c4e4328af50 R09: ff215c4e4616c030
[    5.179453] R10: ff215c4e4615e120 R11: fefefefefefefeff R12: 0000000000000000
[    5.179496] R13: 0000000000000010 R14: ff215c4e4615e000 R15: ff215c4e42028b00
[    5.179537] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.179582] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.179620] CR2: 00007f40813e1318 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.179660] PKRU: 55555554
[    5.179675] Call Trace:
[    5.179687]  <TASK>
[    5.179699]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.179718]  netif_close_many (net/core/dev.c:1804)
[    5.179735]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.179763]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    5.179793]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.179823]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.179842]  cleanup_net (net/core/net_namespace.c:702)
[    5.179860]  process_one_work (kernel/workqueue.c:3314)
[    5.179881]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.179902]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.179920]  kthread (kernel/kthread.c:436)
[    5.179942]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.179960]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.179979]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.180001]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.180083] ------------[ cut here ]------------
| [    5.180109] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.180155] Modules linked in:
| [    5.180227] Tainted: [W]=WARN
[    5.180250] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.180286] Workqueue: netns cleanup_net
[    5.180308] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.180338] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.180428] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    5.180458] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.180497] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.180531] RBP: 0000000000000000 R08: ff215c4e44412710 R09: ff215c4e4616c02c
[    5.180577] R10: ff215c4e446f9120 R11: fefefefefefefeff R12: 0000000000000000
[    5.180624] R13: 0000000000000010 R14: ff215c4e446f9000 R15: ff215c4e42028b00
[    5.180663] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.180700] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.180737] CR2: 00007f40813e1318 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.180776] PKRU: 55555554
[    5.180789] Call Trace:
[    5.180803]  <TASK>
[    5.180817]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.180833]  netif_close_many (net/core/dev.c:1804)
[    5.180854]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.180882]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    5.180904]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.180931]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.180949]  cleanup_net (net/core/net_namespace.c:702)
[    5.180970]  process_one_work (kernel/workqueue.c:3314)
[    5.180991]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.181014]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.181036]  kthread (kernel/kthread.c:436)
[    5.181053]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.181075]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.181096]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.181119]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.181227] ------------[ cut here ]------------
| [    5.181253] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.181307] Modules linked in:
| [    5.181381] Tainted: [W]=WARN
[    5.181401] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.181434] Workqueue: netns cleanup_net
[    5.181451] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.181482] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.181578] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    5.181606] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.181644] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.181679] RBP: 0000000000000000 R08: ff215c4e43298110 R09: ff215c4e419bc030
[    5.181722] R10: ff215c4e4616d120 R11: fefefefefefefeff R12: 0000000000000000
[    5.181768] R13: 0000000000000011 R14: ff215c4e4616d000 R15: ff215c4e42028b00
[    5.181812] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.181851] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.181885] CR2: 00007f40813e1318 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.181929] PKRU: 55555554
[    5.181939] Call Trace:
[    5.181956]  <TASK>
[    5.181968]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.181998]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.182022]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.182046]  cleanup_net (net/core/net_namespace.c:702)
[    5.182065]  process_one_work (kernel/workqueue.c:3314)
[    5.182087]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.182108]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.182126]  kthread (kernel/kthread.c:436)
[    5.182150]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.182174]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.182198]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.182222]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.182324] ------------[ cut here ]------------
| [    5.182348] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.182400] Modules linked in:
| [    5.182466] Tainted: [W]=WARN
[    5.182486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.182517] Workqueue: netns cleanup_net
[    5.182539] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.182570] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.182667] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    5.182694] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.182735] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.182771] RBP: 0000000000000000 R08: ff215c4e4326f410 R09: ff215c4e419b8030
[    5.182808] R10: ff215c4e43075120 R11: fefefefefefefeff R12: 0000000000000000
[    5.182853] R13: 0000000000000011 R14: ff215c4e43075000 R15: ff215c4e42028b00
[    5.182900] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.182943] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.182977] CR2: 00007f40813e1318 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.183016] PKRU: 55555554
[    5.183036] Call Trace:
[    5.183051]  <TASK>
[    5.183069]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.183099]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.183130]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.183151]  cleanup_net (net/core/net_namespace.c:702)
[    5.183174]  process_one_work (kernel/workqueue.c:3314)
[    5.183194]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.183212]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.183232]  kthread (kernel/kthread.c:436)
[    5.183252]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.183272]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.183293]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.183314]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.183406] ------------[ cut here ]------------
| [    5.183432] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.183485] Modules linked in:
| [    5.183558] Tainted: [W]=WARN
[    5.183580] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.183614] Workqueue: netns cleanup_net
[    5.183634] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.183661] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.183755] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    5.183783] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.183826] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.183868] RBP: 0000000000000000 R08: ff215c4e41897290 R09: ff215c4e463d9830
[    5.183905] R10: ff215c4e460b4120 R11: fefefefefefefeff R12: 0000000000000000
[    5.183947] R13: 0000000000000011 R14: ff215c4e460b4000 R15: ff215c4e42028b00
[    5.183991] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.184037] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.184068] CR2: 00007f40813e1318 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.184106] PKRU: 55555554
[    5.184120] Call Trace:
[    5.184132]  <TASK>
[    5.184147]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.184176]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.184205]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.184227]  cleanup_net (net/core/net_namespace.c:702)
[    5.184250]  process_one_work (kernel/workqueue.c:3314)
[    5.184271]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.184292]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.184312]  kthread (kernel/kthread.c:436)
[    5.184332]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.184357]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.184377]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.184398]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.184495] ------------[ cut here ]------------
| [    5.184519] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.184583] Modules linked in:
| [    5.184655] Tainted: [W]=WARN
[    5.184673] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.184703] Workqueue: netns cleanup_net
[    5.184722] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.184751] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.184841] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    5.184867] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.184910] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.184955] RBP: 0000000000000000 R08: ff215c4e4328af50 R09: ff215c4e431dd030
[    5.184995] R10: ff215c4e4615e120 R11: fefefefefefefeff R12: 0000000000000000
[    5.185040] R13: 0000000000000011 R14: ff215c4e4615e000 R15: ff215c4e42028b00
[    5.185086] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.185134] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.185172] CR2: 00007f40813e1318 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.185216] PKRU: 55555554
[    5.185228] Call Trace:
[    5.185239]  <TASK>
[    5.185254]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.185286]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.185318]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.185338]  cleanup_net (net/core/net_namespace.c:702)
[    5.185360]  process_one_work (kernel/workqueue.c:3314)
[    5.185380]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.185404]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.185425]  kthread (kernel/kthread.c:436)
[    5.185444]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.185463]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.185482]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.185507]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.185601] ------------[ cut here ]------------
| [    5.185626] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.185682] Modules linked in:
| [    5.185761] Tainted: [W]=WARN
[    5.185786] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.185820] Workqueue: netns cleanup_net
[    5.185838] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.185861] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.185952] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    5.185977] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.186016] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.186055] RBP: 0000000000000000 R08: ff215c4e44412710 R09: ff215c4e446eb82c
[    5.186094] R10: ff215c4e446f9120 R11: fefefefefefefeff R12: 0000000000000000
[    5.186138] R13: 0000000000000011 R14: ff215c4e446f9000 R15: ff215c4e42028b00
[    5.186178] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.186220] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.186250] CR2: 00007f40813e1318 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.186287] PKRU: 55555554
[    5.186300] Call Trace:
[    5.186313]  <TASK>
[    5.186327]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.186353]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.186380]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.186402]  cleanup_net (net/core/net_namespace.c:702)
[    5.186423]  process_one_work (kernel/workqueue.c:3314)
[    5.186445]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.186467]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.186488]  kthread (kernel/kthread.c:436)
[    5.186510]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.186533]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.186554]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.186578]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.202050] ------------[ cut here ]------------
| [    5.202081] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/912
| [    5.202136] Modules linked in:
| [    5.202222] Tainted: [W]=WARN
[    5.202241] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.202273] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.202303] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.202396] RSP: 0018:ff41943ec1177cb8 EFLAGS: 00010286
[    5.202425] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.202469] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    5.202514] RBP: 0000000000000000 R08: ff215c4e4440b010 R09: ff215c4e446fd02c
[    5.202570] R10: ff215c4e43075120 R11: fefefefefefefeff R12: 0000000000000000
[    5.202614] R13: 0000000000000010 R14: ff215c4e43075000 R15: ff215c4e4202a000
[    5.202660] FS:  00007efff1213840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.202703] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.202735] CR2: 00007efff141a430 CR3: 0000000004471005 CR4: 0000000000771ef0
[    5.202778] PKRU: 55555554
[    5.202792] Call Trace:
[    5.202806]  <TASK>
[    5.202820]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.202843]  register_netdevice (net/core/dev.c:11488)
[    5.202865]  register_netdev (net/core/dev.c:11552)
[    5.202885]  loopback_net_init (drivers/net/loopback.c:218)
[    5.202906]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    5.202937]  ops_init (net/core/net_namespace.c:137)
[    5.202958]  setup_net (net/core/net_namespace.c:446)
[    5.202983]  copy_net_ns (net/core/net_namespace.c:579)
[    5.203005]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.203038]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.203069]  ksys_unshare (kernel/fork.c:3243)
[    5.203092]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.203115]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.203137]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.203164] RIP: 0033:0x7efff14d5bcb
[    5.203190] 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
[    5.203278] RSP: 002b:00007ffdb82913e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.203318] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007efff14d5bcb
[    5.203360] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.203406] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.203445] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdb8293610
[    5.203487] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb82948c0
| [    5.203609] ------------[ cut here ]------------
| [    5.203635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/912
| [    5.203685] Modules linked in:
| [    5.203767] Tainted: [W]=WARN
[    5.203787] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.203822] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.203854] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.203956] RSP: 0018:ff41943ec1177c10 EFLAGS: 00010286
[    5.203986] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.204032] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418f5900
[    5.204073] RBP: 0000000000000000 R08: ff215c4e430367d0 R09: ff215c4e44727030
[    5.204120] R10: ff215c4e446fd120 R11: fefefefefefefeff R12: 0000000000000000
[    5.204159] R13: 0000000000000010 R14: ff215c4e446fd000 R15: ff215c4e418f5900
[    5.204204] FS:  00007efff1213840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.204251] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.204285] CR2: 00007efff141a430 CR3: 0000000004471005 CR4: 0000000000771ef0
[    5.204325] PKRU: 55555554
[    5.204339] Call Trace:
[    5.204352]  <TASK>
[    5.204366]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.204385]  register_netdevice (net/core/dev.c:11488)
[    5.204406]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    5.204429]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    5.204447]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    5.204467]  ops_init (net/core/net_namespace.c:137)
[    5.204489]  setup_net (net/core/net_namespace.c:446)
[    5.204507]  copy_net_ns (net/core/net_namespace.c:579)
[    5.204529]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.204557]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.204586]  ksys_unshare (kernel/fork.c:3243)
[    5.204609]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.204631]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.204649]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.204678] RIP: 0033:0x7efff14d5bcb
[    5.204698] 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
[    5.204803] RSP: 002b:00007ffdb82913e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.204848] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007efff14d5bcb
[    5.204894] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.204935] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.204975] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdb8293610
[    5.205015] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb82948c0
| [    5.205136] ------------[ cut here ]------------
| [    5.205163] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/912
| [    5.205209] Modules linked in:
| [    5.205284] Tainted: [W]=WARN
[    5.205306] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.205343] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.205374] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.205466] RSP: 0018:ff41943ec1177bf0 EFLAGS: 00010286
[    5.205498] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.205539] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddcc00
[    5.205584] RBP: 0000000000000000 R08: ff215c4e43284410 R09: ff215c4e419bc030
[    5.205623] R10: ff215c4e4615c120 R11: fefefefefefefeff R12: 0000000000000000
[    5.205665] R13: 0000000000000010 R14: ff215c4e4615c000 R15: ff215c4e41ddcc00
[    5.205708] FS:  00007efff1213840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.205748] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.205787] CR2: 00007efff141a430 CR3: 0000000004471005 CR4: 0000000000771ef0
[    5.205828] PKRU: 55555554
[    5.205841] Call Trace:
[    5.205855]  <TASK>
[    5.205870]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.205889]  register_netdevice (net/core/dev.c:11488)
[    5.205908]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    5.205927]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    5.205946]  vti_init_net (net/ipv4/ip_vti.c:517)
[    5.205968]  ops_init (net/core/net_namespace.c:137)
[    5.205989]  setup_net (net/core/net_namespace.c:446)
[    5.206008]  copy_net_ns (net/core/net_namespace.c:579)
[    5.206033]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.206061]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.206089]  ksys_unshare (kernel/fork.c:3243)
[    5.206108]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.206129]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.206150]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.206179] RIP: 0033:0x7efff14d5bcb
[    5.206199] 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
[    5.206303] RSP: 002b:00007ffdb82913e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.206345] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007efff14d5bcb
[    5.206385] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.206424] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.206471] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdb8293610
[    5.206510] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb82948c0
| [    5.206633] ------------[ cut here ]------------
| [    5.206657] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/912
| [    5.206705] Modules linked in:
| [    5.206780] Tainted: [W]=WARN
[    5.206801] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.206834] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.206863] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.206958] RSP: 0018:ff41943ec1177ca8 EFLAGS: 00010286
[    5.206984] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.207024] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c500
[    5.207073] RBP: 0000000000000000 R08: ff215c4e4326fc90 R09: ff215c4e460b4034
[    5.207117] R10: ff215c4e4472b120 R11: fefefefefefefeff R12: 0000000000000000
[    5.207165] R13: 0000000000000010 R14: ff215c4e4472b000 R15: ff215c4e4190c500
[    5.207213] FS:  00007efff1213840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.207257] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.207289] CR2: 00007efff141a430 CR3: 0000000004471005 CR4: 0000000000771ef0
[    5.207328] PKRU: 55555554
[    5.207342] Call Trace:
[    5.207356]  <TASK>
[    5.207370]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.207391]  register_netdevice (net/core/dev.c:11488)
[    5.207410]  register_netdev (net/core/dev.c:11552)
[    5.207430]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    5.207450]  ops_init (net/core/net_namespace.c:137)
[    5.207469]  setup_net (net/core/net_namespace.c:446)
[    5.207491]  copy_net_ns (net/core/net_namespace.c:579)
[    5.207511]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.207539]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.207571]  ksys_unshare (kernel/fork.c:3243)
[    5.207592]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.207612]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.207633]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.207658] RIP: 0033:0x7efff14d5bcb
[    5.207681] 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
[    5.207768] RSP: 002b:00007ffdb82913e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.207808] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007efff14d5bcb
[    5.207847] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.207890] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.207932] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdb8293610
[    5.207968] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb82948c0
| [    5.208083] ------------[ cut here ]------------
| [    5.208108] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/912
| [    5.208161] Modules linked in:
| [    5.208242] Tainted: [W]=WARN
[    5.208264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.208300] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.208328] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.208421] RSP: 0018:ff41943ec1177ca0 EFLAGS: 00010286
[    5.208446] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.208488] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029500
[    5.208527] RBP: 0000000000000000 R08: ff215c4e4441b9d0 R09: ff215c4e446cd030
[    5.208572] R10: ff215c4e460b4120 R11: fefefefefefefeff R12: 0000000000000000
[    5.208618] R13: 0000000000000010 R14: ff215c4e460b4000 R15: ff215c4e42029500
[    5.208659] FS:  00007efff1213840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.208697] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.208729] CR2: 00007efff141a430 CR3: 0000000004471005 CR4: 0000000000771ef0
[    5.208771] PKRU: 55555554
[    5.208782] Call Trace:
[    5.208797]  <TASK>
[    5.208812]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.208833]  register_netdevice (net/core/dev.c:11488)
[    5.208853]  register_netdev (net/core/dev.c:11552)
[    5.208874]  sit_init_net (net/ipv6/sit.c:1860)
[    5.208896]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    5.208922]  ops_init (net/core/net_namespace.c:137)
[    5.208943]  setup_net (net/core/net_namespace.c:446)
[    5.208964]  copy_net_ns (net/core/net_namespace.c:579)
[    5.208986]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.209016]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.209051]  ksys_unshare (kernel/fork.c:3243)
[    5.209074]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.209096]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.209119]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.209147] RIP: 0033:0x7efff14d5bcb
[    5.209165] 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
[    5.209260] RSP: 002b:00007ffdb82913e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.209303] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007efff14d5bcb
[    5.209342] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.209385] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.209426] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdb8293610
[    5.209471] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb82948c0
| [    5.209584] ------------[ cut here ]------------
| [    5.209609] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/912
| [    5.209654] Modules linked in:
| [    5.209733] Tainted: [W]=WARN
[    5.209754] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.209791] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.209818] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.209909] RSP: 0018:ff41943ec1177ca8 EFLAGS: 00010286
[    5.209935] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.209978] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029500
[    5.210020] RBP: 0000000000000000 R08: ff215c4e41229e90 R09: ff215c4e446c8030
[    5.210062] R10: ff215c4e446cd120 R11: fefefefefefefeff R12: 0000000000000000
[    5.210093] R13: 0000000000000010 R14: ff215c4e446cd000 R15: ff215c4e42029500
[    5.210137] FS:  00007efff1213840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.210181] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.210213] CR2: 00007efff141a430 CR3: 0000000004471005 CR4: 0000000000771ef0
[    5.210257] PKRU: 55555554
[    5.210271] Call Trace:
[    5.210284]  <TASK>
[    5.210302]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.210324]  register_netdevice (net/core/dev.c:11488)
[    5.210343]  register_netdev (net/core/dev.c:11552)
[    5.210362]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    5.210382]  ops_init (net/core/net_namespace.c:137)
[    5.210404]  setup_net (net/core/net_namespace.c:446)
[    5.210426]  copy_net_ns (net/core/net_namespace.c:579)
[    5.210445]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.210473]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.210502]  ksys_unshare (kernel/fork.c:3243)
[    5.210521]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.210541]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.210564]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.210593] RIP: 0033:0x7efff14d5bcb
[    5.210615] 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
[    5.210713] RSP: 002b:00007ffdb82913e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.210749] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007efff14d5bcb
[    5.210790] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.210831] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.210873] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdb8293610
[    5.210912] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb82948c0
| [    5.213899] ------------[ cut here ]------------
| [    5.213960] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/913
| [    5.214047] Modules linked in:
| [    5.214189] Tainted: [W]=WARN
[    5.214242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.214308] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.214368] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.214492] RSP: 0018:ff41943ec1177720 EFLAGS: 00010286
[    5.214552] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.214630] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    5.214702] RBP: 0000000000000000 R08: ff215c4e4440b010 R09: ff215c4e4612802c
[    5.214774] R10: ff215c4e43075120 R11: fefefefefefefeff R12: 0000000000000000
[    5.214847] R13: 0000000000000010 R14: ff215c4e43075000 R15: ff215c4e41ddd200
[    5.214922] FS:  00007f3dcc0f4840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.214997] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.215067] CR2: 0000000038643988 CR3: 000000000b807002 CR4: 0000000000771ef0
[    5.215141] PKRU: 55555554
[    5.215187] Call Trace:
[    5.215233]  <TASK>
[    5.215280]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.215334]  __dev_notify_flags (net/core/dev.c:9787)
[    5.215388]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    5.215443]  netif_change_flags (net/core/dev.c:9820)
[    5.215497]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.215552]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.215620]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.215676]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.215731]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.215792]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.215847]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.215902]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.215963]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.216018]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.216080]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.216134]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.216189]  ___sys_sendmsg (net/socket.c:2752)
[    5.216252]  __sys_sendmsg (net/socket.c:2784)
[    5.216306]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.216361]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.216422] RIP: 0033:0x7f3dcc32e08e
[    5.216475] 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
[    5.216605] RSP: 002b:00007ffd04893ad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.216679] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3dcc32e08e
[    5.216752] RDX: 0000000000000000 RSI: 00007ffd04893b80 RDI: 0000000000000005
[    5.216824] RBP: 00007ffd04893ae0 R08: 0000000000000000 R09: 0000000000000000
[    5.216896] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.216969] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd04894250
| [    5.217208] ------------[ cut here ]------------
| [    5.217243] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.217304] Modules linked in:
| [    5.217380] Tainted: [W]=WARN
[    5.217401] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.217438] Workqueue: netns cleanup_net
[    5.217457] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.217487] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.217578] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.217602] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.217639] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.217679] RBP: 0000000000000000 R08: ff215c4e44464ad0 R09: ff215c4e413d0030
[    5.217720] R10: ff215c4e46178120 R11: fefefefefefefeff R12: 0000000000000000
[    5.217756] R13: 0000000000000011 R14: ff215c4e46178000 R15: ff215c4e42028b00
[    5.217798] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.217842] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.217877] CR2: 00007fe524ec0000 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.217920] PKRU: 55555554
[    5.217932] Call Trace:
[    5.217945]  <TASK>
[    5.217959]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.217986]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.218008]  cleanup_net (net/core/net_namespace.c:702)
[    5.218032]  process_one_work (kernel/workqueue.c:3314)
[    5.218052]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.218072]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.218093]  kthread (kernel/kthread.c:436)
[    5.218113]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.218133]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.218154]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.218176]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.218279] ------------[ cut here ]------------
| [    5.218304] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.218350] Modules linked in:
| [    5.218423] Tainted: [W]=WARN
[    5.218443] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.218477] Workqueue: netns cleanup_net
[    5.218501] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.218528] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.218622] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.218646] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.218683] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.218720] RBP: 0000000000000000 R08: ff215c4e44400d90 R09: ff215c4e446ed030
[    5.218760] R10: ff215c4e446c9120 R11: fefefefefefefeff R12: 0000000000000000
[    5.218804] R13: 0000000000000011 R14: ff215c4e446c9000 R15: ff215c4e42028b00
[    5.218841] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.218878] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.218909] CR2: 00007fe524ec0000 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.218948] PKRU: 55555554
[    5.218961] Call Trace:
[    5.218982]  <TASK>
[    5.218996]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.219025]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.219048]  cleanup_net (net/core/net_namespace.c:702)
[    5.219070]  process_one_work (kernel/workqueue.c:3314)
[    5.219089]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.219110]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.219130]  kthread (kernel/kthread.c:436)
[    5.219153]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.219170]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.219189]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.219210]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.219309] ------------[ cut here ]------------
| [    5.219334] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.219387] Modules linked in:
| [    5.219452] Tainted: [W]=WARN
[    5.219472] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.219508] Workqueue: netns cleanup_net
[    5.219531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.219559] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.219657] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.219682] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.219724] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.219764] RBP: 0000000000000000 R08: ff215c4e4445fa50 R09: ff215c4e46165834
[    5.219806] R10: ff215c4e4612f120 R11: fefefefefefefeff R12: 0000000000000000
[    5.219843] R13: 0000000000000011 R14: ff215c4e4612f000 R15: ff215c4e42028b00
[    5.219886] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.219927] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.219960] CR2: 00007fe524ec0000 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.220003] PKRU: 55555554
[    5.220016] Call Trace:
[    5.220032]  <TASK>
[    5.220045]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.220071]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.220091]  cleanup_net (net/core/net_namespace.c:702)
[    5.220108]  process_one_work (kernel/workqueue.c:3314)
[    5.220127]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.220147]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.220169]  kthread (kernel/kthread.c:436)
[    5.220189]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.220213]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.220233]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.220254]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.220346] ------------[ cut here ]------------
| [    5.220368] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.220426] Modules linked in:
| [    5.220502] Tainted: [W]=WARN
[    5.220523] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.220557] Workqueue: netns cleanup_net
[    5.220580] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.220608] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.220701] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.220727] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.220768] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.220810] RBP: 0000000000000000 R08: ff215c4e444d96d0 R09: ff215c4e44723030
[    5.220850] R10: ff215c4e42ee4120 R11: fefefefefefefeff R12: 0000000000000000
[    5.220892] R13: 0000000000000011 R14: ff215c4e42ee4000 R15: ff215c4e42028b00
[    5.220934] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.220979] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.221017] CR2: 00007fe524ec0000 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.221063] PKRU: 55555554
[    5.221076] Call Trace:
[    5.221090]  <TASK>
[    5.221103]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.221129]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.221150]  cleanup_net (net/core/net_namespace.c:702)
[    5.221171]  process_one_work (kernel/workqueue.c:3314)
[    5.221192]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.221211]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.221230]  kthread (kernel/kthread.c:436)
[    5.221252]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.221273]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.221293]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.221313]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.221397] ------------[ cut here ]------------
| [    5.221428] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.221484] Modules linked in:
| [    5.221555] Tainted: [W]=WARN
[    5.221580] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.221613] Workqueue: netns cleanup_net
[    5.221631] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.221658] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.221743] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.221777] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.221822] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.221868] RBP: 0000000000000000 R08: ff215c4e418d5e90 R09: ff215c4e46125030
[    5.221912] R10: ff215c4e43070120 R11: fefefefefefefeff R12: 0000000000000000
[    5.221948] R13: 0000000000000011 R14: ff215c4e43070000 R15: ff215c4e42028b00
[    5.221991] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.222035] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.222070] CR2: 00007fe524ec0000 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.222114] PKRU: 55555554
[    5.222129] Call Trace:
[    5.222144]  <TASK>
[    5.222157]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.222184]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.222207]  cleanup_net (net/core/net_namespace.c:702)
[    5.222230]  process_one_work (kernel/workqueue.c:3314)
[    5.222251]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.222274]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.222294]  kthread (kernel/kthread.c:436)
[    5.222313]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.222335]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.222352]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.222376]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.222467] ------------[ cut here ]------------
| [    5.222494] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.222552] Modules linked in:
| [    5.222623] Tainted: [W]=WARN
[    5.222644] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.222679] Workqueue: netns cleanup_net
[    5.222701] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.222731] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.222826] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.222853] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.222896] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.222935] RBP: 0000000000000000 R08: ff215c4e418ba090 R09: ff215c4e46185030
[    5.222983] R10: ff215c4e4617f120 R11: fefefefefefefeff R12: 0000000000000000
[    5.223031] R13: 0000000000000011 R14: ff215c4e4617f000 R15: ff215c4e42028b00
[    5.223071] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.223111] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.223141] CR2: 00007fe524ec0000 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.223188] PKRU: 55555554
[    5.223199] Call Trace:
[    5.223214]  <TASK>
[    5.223227]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.223255]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.223277]  cleanup_net (net/core/net_namespace.c:702)
[    5.223298]  process_one_work (kernel/workqueue.c:3314)
[    5.223322]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.223343]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.223362]  kthread (kernel/kthread.c:436)
[    5.223383]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.223403]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.223425]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.223446]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.223540] ------------[ cut here ]------------
| [    5.223567] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.223620] Modules linked in:
| [    5.223703] Tainted: [W]=WARN
[    5.223724] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.223753] Workqueue: netns cleanup_net
[    5.223772] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.223803] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.223903] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.223935] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.223976] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.224015] RBP: 0000000000000000 R08: ff215c4e44412d10 R09: ff215c4e460d3830
[    5.224054] R10: ff215c4e44718120 R11: fefefefefefefeff R12: 0000000000000000
[    5.224095] R13: 0000000000000011 R14: ff215c4e44718000 R15: ff215c4e42028b00
[    5.224138] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.224184] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.224216] CR2: 00007fe524ec0000 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.224257] PKRU: 55555554
[    5.224271] Call Trace:
[    5.224286]  <TASK>
[    5.224299]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.224331]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.224353]  cleanup_net (net/core/net_namespace.c:702)
[    5.224380]  process_one_work (kernel/workqueue.c:3314)
[    5.224402]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.224426]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.224445]  kthread (kernel/kthread.c:436)
[    5.224466]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.224488]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.224509]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.224530]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.224616] ------------[ cut here ]------------
| [    5.224642] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.224710] Modules linked in:
| [    5.224781] Tainted: [W]=WARN
[    5.224802] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.224835] Workqueue: netns cleanup_net
[    5.224857] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.224881] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.224970] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.224998] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.225040] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.225078] RBP: 0000000000000000 R08: ff215c4e4195c3d0 R09: ff215c4e46183034
[    5.225117] R10: ff215c4e4471d120 R11: fefefefefefefeff R12: 0000000000000000
[    5.225155] R13: 0000000000000011 R14: ff215c4e4471d000 R15: ff215c4e42028b00
[    5.225196] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.225237] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.225269] CR2: 00007fe524ec0000 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.225306] PKRU: 55555554
[    5.225321] Call Trace:
[    5.225331]  <TASK>
[    5.225346]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.225374]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.225394]  cleanup_net (net/core/net_namespace.c:702)
[    5.225411]  process_one_work (kernel/workqueue.c:3314)
[    5.225433]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.225454]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.225475]  kthread (kernel/kthread.c:436)
[    5.225496]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.225521]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.225539]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.225567]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.225652] ------------[ cut here ]------------
| [    5.225678] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.225732] Modules linked in:
| [    5.225808] Tainted: [W]=WARN
[    5.225829] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.225862] Workqueue: netns cleanup_net
[    5.225883] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.225911] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.226005] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.226036] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.226076] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.226120] RBP: 0000000000000000 R08: ff215c4e44412b90 R09: ff215c4e46176030
[    5.226159] R10: ff215c4e46129120 R11: fefefefefefefeff R12: 0000000000000000
[    5.226199] R13: 0000000000000011 R14: ff215c4e46129000 R15: ff215c4e42028b00
[    5.226242] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.226275] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.226308] CR2: 00007fe524ec0000 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.226347] PKRU: 55555554
[    5.226358] Call Trace:
[    5.226369]  <TASK>
[    5.226384]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.226412]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.226434]  cleanup_net (net/core/net_namespace.c:702)
[    5.226457]  process_one_work (kernel/workqueue.c:3314)
[    5.226479]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.226500]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.226521]  kthread (kernel/kthread.c:436)
[    5.226541]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.226564]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.226586]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.226607]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.226703] ------------[ cut here ]------------
| [    5.226731] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.226784] Modules linked in:
| [    5.226852] Tainted: [W]=WARN
[    5.226873] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.226902] Workqueue: netns cleanup_net
[    5.226925] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.226955] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.227054] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.227075] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.227113] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.227157] RBP: 0000000000000000 R08: ff215c4e4193f350 R09: ff215c4e46180030
[    5.227197] R10: ff215c4e4617c120 R11: fefefefefefefeff R12: 0000000000000000
[    5.227234] R13: 0000000000000011 R14: ff215c4e4617c000 R15: ff215c4e42028b00
[    5.227278] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.227316] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.227349] CR2: 00007fe524ec0000 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.227389] PKRU: 55555554
[    5.227402] Call Trace:
[    5.227417]  <TASK>
[    5.227428]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.227454]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.227477]  cleanup_net (net/core/net_namespace.c:702)
[    5.227497]  process_one_work (kernel/workqueue.c:3314)
[    5.227519]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.227539]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.227555]  kthread (kernel/kthread.c:436)
[    5.227577]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.227600]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.227622]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.227640]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.236591] ------------[ cut here ]------------
| [    5.236650] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.236723] Modules linked in:
| [    5.236816] Tainted: [W]=WARN
[    5.236845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.236881] Workqueue: netns cleanup_net
[    5.236903] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.236932] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.237043] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    5.237071] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.237124] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.237175] RBP: 0000000000000000 R08: ff215c4e4326f850 R09: ff215c4e4617c030
[    5.237217] R10: ff215c4e446fb120 R11: fefefefefefefeff R12: 0000000000000000
[    5.237258] R13: 0000000000000010 R14: ff215c4e446fb000 R15: ff215c4e42028b00
[    5.237309] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.237352] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.237388] CR2: 00007efcc4fc7000 CR3: 0000000008847001 CR4: 0000000000771ef0
[    5.237431] PKRU: 55555554
[    5.237445] Call Trace:
[    5.237459]  <TASK>
[    5.237472]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.237493]  netif_close_many (net/core/dev.c:1804)
[    5.237513]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.237541]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    5.237574]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.237605]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.237625]  cleanup_net (net/core/net_namespace.c:702)
[    5.237649]  process_one_work (kernel/workqueue.c:3314)
[    5.237675]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.237697]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.237721]  kthread (kernel/kthread.c:436)
[    5.237744]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.237765]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.237787]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.237809]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.237896] ------------[ cut here ]------------
| [    5.237926] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.237987] Modules linked in:
| [    5.238069] Tainted: [W]=WARN
[    5.238086] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.238123] Workqueue: netns cleanup_net
[    5.238143] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.238178] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.238274] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    5.238297] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.238340] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.238381] RBP: 0000000000000000 R08: ff215c4e4195c410 R09: ff215c4e4617c02c
[    5.238425] R10: ff215c4e42ee7120 R11: fefefefefefefeff R12: 0000000000000000
[    5.238466] R13: 0000000000000010 R14: ff215c4e42ee7000 R15: ff215c4e42028b00
[    5.238507] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.238549] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.238585] CR2: 00007efcc4fc7000 CR3: 0000000008847001 CR4: 0000000000771ef0
[    5.238627] PKRU: 55555554
[    5.238640] Call Trace:
[    5.238651]  <TASK>
[    5.238664]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.238685]  netif_close_many (net/core/dev.c:1804)
[    5.238705]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.238728]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    5.238756]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.238783]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.238803]  cleanup_net (net/core/net_namespace.c:702)
[    5.238828]  process_one_work (kernel/workqueue.c:3314)
[    5.238850]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.238875]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.238896]  kthread (kernel/kthread.c:436)
[    5.238920]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.238939]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.238958]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.238977]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.239053] ------------[ cut here ]------------
| [    5.239078] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.239131] Modules linked in:
| [    5.239211] Tainted: [W]=WARN
[    5.239232] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.239274] Workqueue: netns cleanup_net
[    5.239294] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.239321] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.239418] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    5.239445] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.239487] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.239525] RBP: 0000000000000000 R08: ff215c4e4326f750 R09: ff215c4e4617c030
[    5.239567] R10: ff215c4e4472c120 R11: fefefefefefefeff R12: 0000000000000000
[    5.239610] R13: 0000000000000010 R14: ff215c4e4472c000 R15: ff215c4e42028b00
[    5.239652] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.239692] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.239726] CR2: 00007efcc4fc7000 CR3: 0000000008847001 CR4: 0000000000771ef0
[    5.239767] PKRU: 55555554
[    5.239780] Call Trace:
[    5.239795]  <TASK>
[    5.239807]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.239828]  netif_close_many (net/core/dev.c:1804)
[    5.239850]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.239881]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    5.239909]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.239935]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.239957]  cleanup_net (net/core/net_namespace.c:702)
[    5.239976]  process_one_work (kernel/workqueue.c:3314)
[    5.239998]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.240017]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.240041]  kthread (kernel/kthread.c:436)
[    5.240060]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.240083]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.240104]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.240124]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.240197] ------------[ cut here ]------------
| [    5.240223] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.240275] Modules linked in:
| [    5.240349] Tainted: [W]=WARN
[    5.240371] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.240404] Workqueue: netns cleanup_net
[    5.240425] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.240450] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.240547] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    5.240579] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.240619] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.240651] RBP: 0000000000000000 R08: ff215c4e444641d0 R09: ff215c4e4617c02c
[    5.240695] R10: ff215c4e460c7120 R11: fefefefefefefeff R12: 0000000000000000
[    5.240734] R13: 0000000000000010 R14: ff215c4e460c7000 R15: ff215c4e42028b00
[    5.240780] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.240819] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.240853] CR2: 00007efcc4fc7000 CR3: 0000000008847001 CR4: 0000000000771ef0
[    5.240896] PKRU: 55555554
[    5.240909] Call Trace:
[    5.240923]  <TASK>
[    5.240936]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.240956]  netif_close_many (net/core/dev.c:1804)
[    5.240979]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.241005]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    5.241035]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.241064]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.241085]  cleanup_net (net/core/net_namespace.c:702)
[    5.241106]  process_one_work (kernel/workqueue.c:3314)
[    5.241125]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.241145]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.241166]  kthread (kernel/kthread.c:436)
[    5.241187]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.241208]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.241228]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.241248]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.241372] ------------[ cut here ]------------
| [    5.241395] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.241449] Modules linked in:
| [    5.241528] Tainted: [W]=WARN
[    5.241548] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.241586] Workqueue: netns cleanup_net
[    5.241606] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.241633] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.241729] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    5.241757] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.241799] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.241842] RBP: 0000000000000000 R08: ff215c4e4326f850 R09: ff215c4e446da830
[    5.241882] R10: ff215c4e446fb120 R11: fefefefefefefeff R12: 0000000000000000
[    5.241921] R13: 0000000000000011 R14: ff215c4e446fb000 R15: ff215c4e42028b00
[    5.241961] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.241999] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.242037] CR2: 00007efcc4fc7000 CR3: 0000000008847001 CR4: 0000000000771ef0
[    5.242076] PKRU: 55555554
[    5.242089] Call Trace:
[    5.242103]  <TASK>
[    5.242117]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.242146]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.242171]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.242192]  cleanup_net (net/core/net_namespace.c:702)
[    5.242213]  process_one_work (kernel/workqueue.c:3314)
[    5.242232]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.242257]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.242281]  kthread (kernel/kthread.c:436)
[    5.242303]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.242324]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.242345]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.242365]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.242463] ------------[ cut here ]------------
| [    5.242487] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.242540] Modules linked in:
| [    5.242612] Tainted: [W]=WARN
[    5.242629] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.242668] Workqueue: netns cleanup_net
[    5.242690] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.242718] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.242805] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    5.242831] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.242874] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.242916] RBP: 0000000000000000 R08: ff215c4e4195c410 R09: ff215c4e4618b02c
[    5.242956] R10: ff215c4e42ee7120 R11: fefefefefefefeff R12: 0000000000000000
[    5.242997] R13: 0000000000000011 R14: ff215c4e42ee7000 R15: ff215c4e42028b00
[    5.243043] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.243088] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.243120] CR2: 00007efcc4fc7000 CR3: 0000000008847001 CR4: 0000000000771ef0
[    5.243168] PKRU: 55555554
[    5.243182] Call Trace:
[    5.243196]  <TASK>
[    5.243210]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.243236]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.243264]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.243286]  cleanup_net (net/core/net_namespace.c:702)
[    5.243307]  process_one_work (kernel/workqueue.c:3314)
[    5.243327]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.243347]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.243367]  kthread (kernel/kthread.c:436)
[    5.243389]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.243410]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.243429]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.243450]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.243546] ------------[ cut here ]------------
| [    5.243573] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.243626] Modules linked in:
| [    5.243702] Tainted: [W]=WARN
[    5.243724] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.243756] Workqueue: netns cleanup_net
[    5.243779] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.243805] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.243897] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    5.243923] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.243967] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.244007] RBP: 0000000000000000 R08: ff215c4e4326f750 R09: ff215c4e446bb030
[    5.244049] R10: ff215c4e4472c120 R11: fefefefefefefeff R12: 0000000000000000
[    5.244089] R13: 0000000000000011 R14: ff215c4e4472c000 R15: ff215c4e42028b00
[    5.244132] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.244173] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.244201] CR2: 00007efcc4fc7000 CR3: 0000000008847001 CR4: 0000000000771ef0
[    5.244238] PKRU: 55555554
[    5.244251] Call Trace:
[    5.244265]  <TASK>
[    5.244277]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.244306]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.244334]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.244353]  cleanup_net (net/core/net_namespace.c:702)
[    5.244374]  process_one_work (kernel/workqueue.c:3314)
[    5.244394]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.244416]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.244435]  kthread (kernel/kthread.c:436)
[    5.244456]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.244480]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.244501]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.244521]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.244616] ------------[ cut here ]------------
| [    5.244640] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.244700] Modules linked in:
| [    5.244776] Tainted: [W]=WARN
[    5.244797] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.244830] Workqueue: netns cleanup_net
[    5.244851] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.244878] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.244972] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    5.244997] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.245039] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.245081] RBP: 0000000000000000 R08: ff215c4e444641d0 R09: ff215c4e4470302c
[    5.245121] R10: ff215c4e460c7120 R11: fefefefefefefeff R12: 0000000000000000
[    5.245162] R13: 0000000000000011 R14: ff215c4e460c7000 R15: ff215c4e42028b00
[    5.245206] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.245245] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.245279] CR2: 00007efcc4fc7000 CR3: 0000000008847001 CR4: 0000000000771ef0
[    5.245324] PKRU: 55555554
[    5.245338] Call Trace:
[    5.245352]  <TASK>
[    5.245366]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.245394]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.245421]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.245442]  cleanup_net (net/core/net_namespace.c:702)
[    5.245462]  process_one_work (kernel/workqueue.c:3314)
[    5.245481]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.245502]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.245523]  kthread (kernel/kthread.c:436)
[    5.245544]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.245567]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.245585]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.245605]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.252912] ------------[ cut here ]------------
| [    5.252941] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/921
| [    5.253000] Modules linked in:
| [    5.253087] Tainted: [W]=WARN
[    5.253108] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.253146] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.253175] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.253269] RSP: 0018:ff41943ec1197cb8 EFLAGS: 00010286
[    5.253297] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.253340] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029200
[    5.253378] RBP: 0000000000000000 R08: ff215c4e444bfb50 R09: ff215c4e42ee402c
[    5.253420] R10: ff215c4e44718120 R11: fefefefefefefeff R12: 0000000000000000
[    5.253467] R13: 0000000000000010 R14: ff215c4e44718000 R15: ff215c4e42029200
[    5.253508] FS:  00007fadcde76840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.253551] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.253587] CR2: 00007fadce1ef493 CR3: 0000000009eb5002 CR4: 0000000000771ef0
[    5.253627] PKRU: 55555554
[    5.253641] Call Trace:
[    5.253655]  <TASK>
[    5.253670]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.253688]  register_netdevice (net/core/dev.c:11488)
[    5.253709]  register_netdev (net/core/dev.c:11552)
[    5.253728]  loopback_net_init (drivers/net/loopback.c:218)
[    5.253750]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    5.253782]  ops_init (net/core/net_namespace.c:137)
[    5.253804]  setup_net (net/core/net_namespace.c:446)
[    5.253825]  copy_net_ns (net/core/net_namespace.c:579)
[    5.253847]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.253881]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.253910]  ksys_unshare (kernel/fork.c:3243)
[    5.253933]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.253954]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.253975]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.254001] RIP: 0033:0x7fadce138bcb
[    5.254025] 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
[    5.254124] RSP: 002b:00007fff65276188 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.254165] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fadce138bcb
[    5.254208] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.254247] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.254292] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff652783b0
[    5.254338] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff652788be
| [    5.254451] ------------[ cut here ]------------
| [    5.254477] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/921
| [    5.254529] Modules linked in:
| [    5.254607] Tainted: [W]=WARN
[    5.254628] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.254663] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.254688] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.254774] RSP: 0018:ff41943ec1197c10 EFLAGS: 00010286
[    5.254800] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.254842] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    5.254886] RBP: 0000000000000000 R08: ff215c4e433397d0 R09: ff215c4e463d9030
[    5.254929] R10: ff215c4e42ee4120 R11: fefefefefefefeff R12: 0000000000000000
[    5.254967] R13: 0000000000000010 R14: ff215c4e42ee4000 R15: ff215c4e4202a000
[    5.255009] FS:  00007fadcde76840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.255053] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.255087] CR2: 00007fadce1ef493 CR3: 0000000009eb5002 CR4: 0000000000771ef0
[    5.255128] PKRU: 55555554
[    5.255143] Call Trace:
[    5.255157]  <TASK>
[    5.255170]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.255188]  register_netdevice (net/core/dev.c:11488)
[    5.255211]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    5.255232]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    5.255256]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    5.255278]  ops_init (net/core/net_namespace.c:137)
[    5.255300]  setup_net (net/core/net_namespace.c:446)
[    5.255323]  copy_net_ns (net/core/net_namespace.c:579)
[    5.255345]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.255374]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.255404]  ksys_unshare (kernel/fork.c:3243)
[    5.255425]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.255446]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.255469]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.255499] RIP: 0033:0x7fadce138bcb
[    5.255519] 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
[    5.255611] RSP: 002b:00007fff65276188 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.255655] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fadce138bcb
[    5.255701] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.255738] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.255785] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff652783b0
[    5.255824] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff652788be
| [    5.255930] ------------[ cut here ]------------
| [    5.255955] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/921
| [    5.256003] Modules linked in:
| [    5.256085] Tainted: [W]=WARN
[    5.256104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.256139] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.256172] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.256273] RSP: 0018:ff41943ec1197bf0 EFLAGS: 00010286
[    5.256301] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.256344] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418f5900
[    5.256395] RBP: 0000000000000000 R08: ff215c4e41229f50 R09: ff215c4e44706830
[    5.256433] R10: ff215c4e4612f120 R11: fefefefefefefeff R12: 0000000000000000
[    5.256476] R13: 0000000000000010 R14: ff215c4e4612f000 R15: ff215c4e418f5900
[    5.256524] FS:  00007fadcde76840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.256572] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.256606] CR2: 00007fadce1ef493 CR3: 0000000009eb5002 CR4: 0000000000771ef0
[    5.256648] PKRU: 55555554
[    5.256662] Call Trace:
[    5.256674]  <TASK>
[    5.256689]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.256710]  register_netdevice (net/core/dev.c:11488)
[    5.256729]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    5.256750]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    5.256771]  vti_init_net (net/ipv4/ip_vti.c:517)
[    5.256792]  ops_init (net/core/net_namespace.c:137)
[    5.256810]  setup_net (net/core/net_namespace.c:446)
[    5.256829]  copy_net_ns (net/core/net_namespace.c:579)
[    5.256848]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.256877]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.256904]  ksys_unshare (kernel/fork.c:3243)
[    5.256923]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.256944]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.256964]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.256992] RIP: 0033:0x7fadce138bcb
[    5.257012] 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
[    5.257111] RSP: 002b:00007fff65276188 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.257154] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fadce138bcb
[    5.257194] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.257234] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.257279] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff652783b0
[    5.257323] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff652788be
| [    5.257439] ------------[ cut here ]------------
| [    5.257469] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/921
| [    5.257521] Modules linked in:
| [    5.257600] Tainted: [W]=WARN
[    5.257621] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.257654] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.257680] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.257779] RSP: 0018:ff41943ec1197ca8 EFLAGS: 00010286
[    5.257807] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.257850] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a200
[    5.257888] RBP: 0000000000000000 R08: ff215c4e43339490 R09: ff215c4e446ca034
[    5.257931] R10: ff215c4e446c9120 R11: fefefefefefefeff R12: 0000000000000000
[    5.257972] R13: 0000000000000010 R14: ff215c4e446c9000 R15: ff215c4e4202a200
[    5.258017] FS:  00007fadcde76840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.258063] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.258096] CR2: 00007fadce1ef493 CR3: 0000000009eb5002 CR4: 0000000000771ef0
[    5.258138] PKRU: 55555554
[    5.258151] Call Trace:
[    5.258166]  <TASK>
[    5.258179]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.258201]  register_netdevice (net/core/dev.c:11488)
[    5.258221]  register_netdev (net/core/dev.c:11552)
[    5.258242]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    5.258264]  ops_init (net/core/net_namespace.c:137)
[    5.258284]  setup_net (net/core/net_namespace.c:446)
[    5.258306]  copy_net_ns (net/core/net_namespace.c:579)
[    5.258327]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.258356]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.258385]  ksys_unshare (kernel/fork.c:3243)
[    5.258406]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.258428]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.258450]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.258477] RIP: 0033:0x7fadce138bcb
[    5.258497] 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
[    5.258599] RSP: 002b:00007fff65276188 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.258637] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fadce138bcb
[    5.258679] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.258721] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.258769] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff652783b0
[    5.258807] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff652788be
| [    5.258914] ------------[ cut here ]------------
| [    5.258939] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/921
| [    5.258982] Modules linked in:
| [    5.259063] Tainted: [W]=WARN
[    5.259087] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.259119] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.259146] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.259240] RSP: 0018:ff41943ec1197ca0 EFLAGS: 00010286
[    5.259264] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.259306] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddcb00
[    5.259348] RBP: 0000000000000000 R08: ff215c4e418dedd0 R09: ff215c4e4471a030
[    5.259387] R10: ff215c4e446ca120 R11: fefefefefefefeff R12: 0000000000000000
[    5.259435] R13: 0000000000000010 R14: ff215c4e446ca000 R15: ff215c4e41ddcb00
[    5.259475] FS:  00007fadcde76840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.259514] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.259549] CR2: 00007fadce1ef493 CR3: 0000000009eb5002 CR4: 0000000000771ef0
[    5.259606] PKRU: 55555554
[    5.259623] Call Trace:
[    5.259637]  <TASK>
[    5.259652]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.259671]  register_netdevice (net/core/dev.c:11488)
[    5.259691]  register_netdev (net/core/dev.c:11552)
[    5.259713]  sit_init_net (net/ipv6/sit.c:1860)
[    5.259733]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    5.259754]  ops_init (net/core/net_namespace.c:137)
[    5.259774]  setup_net (net/core/net_namespace.c:446)
[    5.259795]  copy_net_ns (net/core/net_namespace.c:579)
[    5.259822]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.259849]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.259876]  ksys_unshare (kernel/fork.c:3243)
[    5.259897]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.259919]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.259940]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.259967] RIP: 0033:0x7fadce138bcb
[    5.259988] 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
[    5.260089] RSP: 002b:00007fff65276188 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.260130] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fadce138bcb
[    5.260169] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.260210] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.260252] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff652783b0
[    5.260293] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff652788be
| [    5.260402] ------------[ cut here ]------------
| [    5.260427] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/921
| [    5.260465] Modules linked in:
| [    5.260539] Tainted: [W]=WARN
[    5.260564] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.260601] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.260627] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.260719] RSP: 0018:ff41943ec1197ca8 EFLAGS: 00010286
[    5.260746] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.260787] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029500
[    5.260835] RBP: 0000000000000000 R08: ff215c4e433399d0 R09: ff215c4e4612d030
[    5.260874] R10: ff215c4e4471a120 R11: fefefefefefefeff R12: 0000000000000000
[    5.260913] R13: 0000000000000010 R14: ff215c4e4471a000 R15: ff215c4e42029500
[    5.260957] FS:  00007fadcde76840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.261004] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.261042] CR2: 00007fadce1ef493 CR3: 0000000009eb5002 CR4: 0000000000771ef0
[    5.261086] PKRU: 55555554
[    5.261100] Call Trace:
[    5.261114]  <TASK>
[    5.261128]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.261152]  register_netdevice (net/core/dev.c:11488)
[    5.261173]  register_netdev (net/core/dev.c:11552)
[    5.261192]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    5.261213]  ops_init (net/core/net_namespace.c:137)
[    5.261235]  setup_net (net/core/net_namespace.c:446)
[    5.261256]  copy_net_ns (net/core/net_namespace.c:579)
[    5.261275]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.261302]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.261329]  ksys_unshare (kernel/fork.c:3243)
[    5.261350]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.261369]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.261389]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.261417] RIP: 0033:0x7fadce138bcb
[    5.261439] 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
[    5.261528] RSP: 002b:00007fff65276188 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.261569] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fadce138bcb
[    5.261608] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.261648] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.261688] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff652783b0
[    5.261730] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff652788be
| [    5.264697] ------------[ cut here ]------------
| [    5.264757] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/922
| [    5.264841] Modules linked in:
| [    5.264982] Tainted: [W]=WARN
[    5.265044] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.265111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.265172] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.265294] RSP: 0018:ff41943ec1197720 EFLAGS: 00010286
[    5.265354] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.265428] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    5.265500] RBP: 0000000000000000 R08: ff215c4e444bfb50 R09: ff215c4e4612802c
[    5.265582] R10: ff215c4e44718120 R11: fefefefefefefeff R12: 0000000000000000
[    5.265655] R13: 0000000000000010 R14: ff215c4e44718000 R15: ff215c4e41ddd200
[    5.265730] FS:  00007fe7ace98840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.265804] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.265871] CR2: 0000000039373988 CR3: 0000000009b53004 CR4: 0000000000771ef0
[    5.265948] PKRU: 55555554
[    5.265994] Call Trace:
[    5.266046]  <TASK>
[    5.266093]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.266147]  __dev_notify_flags (net/core/dev.c:9787)
[    5.266202]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    5.266256]  netif_change_flags (net/core/dev.c:9820)
[    5.266310]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.266365]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.266427]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.266483]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.266538]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.266606]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.266661]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.266716]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.266776]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.266831]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.266886]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.266940]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.266994]  ___sys_sendmsg (net/socket.c:2752)
[    5.267055]  __sys_sendmsg (net/socket.c:2784)
[    5.267109]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.267164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.267225] RIP: 0033:0x7fe7ad0d208e
[    5.267279] 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
[    5.267402] RSP: 002b:00007ffebcddd5d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.267475] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe7ad0d208e
[    5.267547] RDX: 0000000000000000 RSI: 00007ffebcddd680 RDI: 0000000000000005
[    5.267627] RBP: 00007ffebcddd5e0 R08: 0000000000000000 R09: 0000000000000000
[    5.267700] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.267772] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebcdddd50
| [    5.288323] ------------[ cut here ]------------
| [    5.288382] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/930
| [    5.288465] Modules linked in:
| [    5.288613] Tainted: [W]=WARN
[    5.288665] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.288731] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.288791] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.288917] RSP: 0018:ff41943ec11bfcb8 EFLAGS: 00010286
[    5.288977] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.289057] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    5.289130] RBP: 0000000000000000 R08: ff215c4e4326f690 R09: ff215c4e446fb02c
[    5.289205] R10: ff215c4e4612e120 R11: fefefefefefefeff R12: 0000000000000000
[    5.289278] R13: 0000000000000010 R14: ff215c4e4612e000 R15: ff215c4e41ddd200
[    5.289355] FS:  00007f06b4340840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.289430] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.289495] CR2: 00007f06b4547430 CR3: 000000000b6e5002 CR4: 0000000000771ef0
[    5.289578] PKRU: 55555554
[    5.289624] Call Trace:
[    5.289671]  <TASK>
[    5.289717]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.289771]  register_netdevice (net/core/dev.c:11488)
[    5.289826]  register_netdev (net/core/dev.c:11552)
[    5.289879]  loopback_net_init (drivers/net/loopback.c:218)
[    5.289934]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    5.289995]  ops_init (net/core/net_namespace.c:137)
[    5.290056]  setup_net (net/core/net_namespace.c:446)
[    5.290110]  copy_net_ns (net/core/net_namespace.c:579)
[    5.290165]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.290226]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.290286]  ksys_unshare (kernel/fork.c:3243)
[    5.290341]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.290395]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.290450]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.290510] RIP: 0033:0x7f06b4602bcb
[    5.290570] 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
[    5.290695] RSP: 002b:00007ffc9956f3e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.290769] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f06b4602bcb
[    5.290841] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.290912] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.290985] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc99571610
[    5.291059] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc995738bc
| [    5.291281] ------------[ cut here ]------------
| [    5.291341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/930
| [    5.291422] Modules linked in:
| [    5.291569] Tainted: [W]=WARN
[    5.291621] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.291686] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.291747] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.291869] RSP: 0018:ff41943ec11bfc10 EFLAGS: 00010286
[    5.291929] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.292003] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418f2b00
[    5.292078] RBP: 0000000000000000 R08: ff215c4e43284350 R09: ff215c4e446ba030
[    5.292152] R10: ff215c4e446fb120 R11: fefefefefefefeff R12: 0000000000000000
[    5.292225] R13: 0000000000000010 R14: ff215c4e446fb000 R15: ff215c4e418f2b00
[    5.292301] FS:  00007f06b4340840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.292375] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.292440] CR2: 00007f06b4547430 CR3: 000000000b6e5002 CR4: 0000000000771ef0
[    5.292513] PKRU: 55555554
[    5.292559] Call Trace:
[    5.292612]  <TASK>
[    5.292658]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.292712]  register_netdevice (net/core/dev.c:11488)
[    5.292766]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    5.292820]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    5.292875]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    5.292929]  ops_init (net/core/net_namespace.c:137)
[    5.292983]  setup_net (net/core/net_namespace.c:446)
[    5.293043]  copy_net_ns (net/core/net_namespace.c:579)
[    5.293098]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.293159]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.293220]  ksys_unshare (kernel/fork.c:3243)
[    5.293274]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.293328]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.293382]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.293442] RIP: 0033:0x7f06b4602bcb
[    5.293496] 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
[    5.293627] RSP: 002b:00007ffc9956f3e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.293700] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f06b4602bcb
[    5.293773] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.293845] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.293917] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc99571610
[    5.293989] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc995738bc
| [    5.294213] ------------[ cut here ]------------
| [    5.294272] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/930
| [    5.294351] Modules linked in:
| [    5.294491] Tainted: [W]=WARN
[    5.294543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.294613] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.294674] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.294796] RSP: 0018:ff41943ec11bfbf0 EFLAGS: 00010286
[    5.294856] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.294928] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc700
[    5.295001] RBP: 0000000000000000 R08: ff215c4e444d9c90 R09: ff215c4e446ee830
[    5.295082] R10: ff215c4e4472f120 R11: fefefefefefefeff R12: 0000000000000000
[    5.295154] R13: 0000000000000010 R14: ff215c4e4472f000 R15: ff215c4e41ddc700
[    5.295229] FS:  00007f06b4340840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.295304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.295369] CR2: 00007f06b4547430 CR3: 000000000b6e5002 CR4: 0000000000771ef0
[    5.295445] PKRU: 55555554
[    5.295490] Call Trace:
[    5.295536]  <TASK>
[    5.295589]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.295643]  register_netdevice (net/core/dev.c:11488)
[    5.295696]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    5.295750]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    5.295804]  vti_init_net (net/ipv4/ip_vti.c:517)
[    5.295858]  ops_init (net/core/net_namespace.c:137)
[    5.295913]  setup_net (net/core/net_namespace.c:446)
[    5.295967]  copy_net_ns (net/core/net_namespace.c:579)
[    5.296022]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.296090]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.296151]  ksys_unshare (kernel/fork.c:3243)
[    5.296206]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.296259]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.296314]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.296374] RIP: 0033:0x7f06b4602bcb
[    5.296428] 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
[    5.296550] RSP: 002b:00007ffc9956f3e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.296628] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f06b4602bcb
[    5.296701] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.296772] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.296843] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc99571610
[    5.296915] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc995738bc
| [    5.297150] ------------[ cut here ]------------
| [    5.297209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/930
| [    5.297288] Modules linked in:
| [    5.297428] Tainted: [W]=WARN
[    5.297480] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.297545] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.297611] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.297734] RSP: 0018:ff41943ec11bfca8 EFLAGS: 00010286
[    5.297795] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.297869] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028d00
[    5.297941] RBP: 0000000000000000 R08: ff215c4e43339810 R09: ff215c4e42ee7034
[    5.298013] R10: ff215c4e46159120 R11: fefefefefefefeff R12: 0000000000000000
[    5.298092] R13: 0000000000000010 R14: ff215c4e46159000 R15: ff215c4e42028d00
[    5.298167] FS:  00007f06b4340840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.298242] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.298309] CR2: 00007f06b4547430 CR3: 000000000b6e5002 CR4: 0000000000771ef0
[    5.298382] PKRU: 55555554
[    5.298428] Call Trace:
[    5.298474]  <TASK>
[    5.298520]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.298581]  register_netdevice (net/core/dev.c:11488)
[    5.298635]  register_netdev (net/core/dev.c:11552)
[    5.298689]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    5.298744]  ops_init (net/core/net_namespace.c:137)
[    5.298799]  setup_net (net/core/net_namespace.c:446)
[    5.298854]  copy_net_ns (net/core/net_namespace.c:579)
[    5.298908]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.298969]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.299034]  ksys_unshare (kernel/fork.c:3243)
[    5.299090]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.299143]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.299197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.299258] RIP: 0033:0x7f06b4602bcb
[    5.299312] 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
[    5.299439] RSP: 002b:00007ffc9956f3e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.299512] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f06b4602bcb
[    5.299592] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.299663] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.299736] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc99571610
[    5.299808] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc995738bc
| [    5.300046] ------------[ cut here ]------------
| [    5.300106] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/930
| [    5.300186] Modules linked in:
| [    5.300326] Tainted: [W]=WARN
[    5.300379] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.300445] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.300505] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.300640] RSP: 0018:ff41943ec11bfca0 EFLAGS: 00010286
[    5.300700] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.300774] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc500
[    5.300845] RBP: 0000000000000000 R08: ff215c4e4331d150 R09: ff215c4e4615d030
[    5.300917] R10: ff215c4e42ee7120 R11: fefefefefefefeff R12: 0000000000000000
[    5.300989] R13: 0000000000000010 R14: ff215c4e42ee7000 R15: ff215c4e41ddc500
[    5.301069] FS:  00007f06b4340840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.301143] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.301208] CR2: 00007f06b4547430 CR3: 000000000b6e5002 CR4: 0000000000771ef0
[    5.301282] PKRU: 55555554
[    5.301327] Call Trace:
[    5.301373]  <TASK>
[    5.301420]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.301474]  register_netdevice (net/core/dev.c:11488)
[    5.301529]  register_netdev (net/core/dev.c:11552)
[    5.301589]  sit_init_net (net/ipv6/sit.c:1860)
[    5.301644]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    5.301698]  ops_init (net/core/net_namespace.c:137)
[    5.301753]  setup_net (net/core/net_namespace.c:446)
[    5.301808]  copy_net_ns (net/core/net_namespace.c:579)
[    5.301862]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.301923]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.301983]  ksys_unshare (kernel/fork.c:3243)
[    5.302044]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.302097]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.302151]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.302212] RIP: 0033:0x7f06b4602bcb
[    5.302266] 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
[    5.302389] RSP: 002b:00007ffc9956f3e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.302464] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f06b4602bcb
[    5.302537] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.302613] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.302688] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc99571610
[    5.302761] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc995738bc
| [    5.302993] ------------[ cut here ]------------
| [    5.303061] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/930
| [    5.303142] Modules linked in:
| [    5.303286] Tainted: [W]=WARN
[    5.303338] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.303404] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.303465] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.303600] RSP: 0018:ff41943ec11bfca8 EFLAGS: 00010286
[    5.303661] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.303732] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd400
[    5.303806] RBP: 0000000000000000 R08: ff215c4e43339210 R09: ff215c4e44729030
[    5.303879] R10: ff215c4e4615d120 R11: fefefefefefefeff R12: 0000000000000000
[    5.303951] R13: 0000000000000010 R14: ff215c4e4615d000 R15: ff215c4e41ddd400
[    5.304036] FS:  00007f06b4340840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.304110] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.304175] CR2: 00007f06b4547430 CR3: 000000000b6e5002 CR4: 0000000000771ef0
[    5.304249] PKRU: 55555554
[    5.304295] Call Trace:
[    5.304341]  <TASK>
[    5.304388]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.304442]  register_netdevice (net/core/dev.c:11488)
[    5.304497]  register_netdev (net/core/dev.c:11552)
[    5.304551]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    5.304609]  ops_init (net/core/net_namespace.c:137)
[    5.304664]  setup_net (net/core/net_namespace.c:446)
[    5.304719]  copy_net_ns (net/core/net_namespace.c:579)
[    5.304773]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.304834]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.304895]  ksys_unshare (kernel/fork.c:3243)
[    5.304950]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.305004]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.305061]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.305121] RIP: 0033:0x7f06b4602bcb
[    5.305175] 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
[    5.305298] RSP: 002b:00007ffc9956f3e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.305370] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f06b4602bcb
[    5.305442] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.305514] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.305592] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc99571610
[    5.305666] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc995738bc
| [    5.308730] ------------[ cut here ]------------
| [    5.308762] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/931
| [    5.308817] Modules linked in:
| [    5.308902] Tainted: [W]=WARN
[    5.308923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.308954] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.308979] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.309092] RSP: 0018:ff41943ec11c7720 EFLAGS: 00010286
[    5.309121] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.309159] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029500
[    5.309201] RBP: 0000000000000000 R08: ff215c4e4326f690 R09: ff215c4e4612d02c
[    5.309243] R10: ff215c4e4612e120 R11: fefefefefefefeff R12: 0000000000000000
[    5.309286] R13: 0000000000000010 R14: ff215c4e4612e000 R15: ff215c4e42029500
[    5.309329] FS:  00007f1305b42840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.309370] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.309397] CR2: 00007f1305e121a0 CR3: 0000000003241003 CR4: 0000000000771ef0
[    5.309444] PKRU: 55555554
[    5.309459] Call Trace:
[    5.309473]  <TASK>
[    5.309488]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.309510]  __dev_notify_flags (net/core/dev.c:9787)
[    5.309530]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    5.309549]  netif_change_flags (net/core/dev.c:9820)
[    5.309574]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.309596]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.309624]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.309643]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.309666]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.309690]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.309715]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.309735]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.309757]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.309780]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.309802]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.309822]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.309845]  ___sys_sendmsg (net/socket.c:2752)
[    5.309868]  __sys_sendmsg (net/socket.c:2784)
[    5.309888]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.309908]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.309937] RIP: 0033:0x7f1305d7c08e
[    5.309956] 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
[    5.310054] RSP: 002b:00007ffc927d5080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.310097] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1305d7c08e
[    5.310139] RDX: 0000000000000000 RSI: 00007ffc927d5130 RDI: 0000000000000005
[    5.310179] RBP: 00007ffc927d5090 R08: 0000000000000000 R09: 0000000000000000
[    5.310219] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.310262] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc927d5800
| [    5.415913] ------------[ cut here ]------------
| [    5.415960] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/961
| [    5.416017] Modules linked in:
| [    5.416098] Tainted: [W]=WARN
[    5.416119] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.416151] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.416181] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.416273] RSP: 0018:ff41943ec12a75f0 EFLAGS: 00010286
[    5.416304] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.416344] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    5.416385] RBP: 0000000000000000 R08: ff215c4e43339b10 R09: ff215c4e4612c030
[    5.416427] R10: ff215c4e4616a120 R11: fefefefefefefeff R12: 0000000000000000
[    5.416469] R13: 0000000000000010 R14: ff215c4e4616a000 R15: ff215c4e41ddc300
[    5.416511] FS:  00007f555d0bb840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.416556] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.416591] CR2: 000000000042ebe0 CR3: 0000000004613006 CR4: 0000000000771ef0
[    5.416633] PKRU: 55555554
[    5.416648] Call Trace:
[    5.416662]  <TASK>
[    5.416676]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.416698]  __dev_notify_flags (net/core/dev.c:9787)
[    5.416720]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    5.416738]  veth_newlink (drivers/net/veth.c:1871)
[    5.416760]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    5.416783]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.416810]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.416831]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    5.416861]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.416888]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.416910]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.416928]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.416948]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.416969]  ___sys_sendmsg (net/socket.c:2752)
[    5.416991]  __sys_sendmsg (net/socket.c:2784)
[    5.417009]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.417032]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.417060] RIP: 0033:0x7f555d2f508e
[    5.417083] 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
[    5.417175] RSP: 002b:00007ffecee5ec40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.417218] RAX: ffffffffffffffda RBX: 00007ffecee5f3e8 RCX: 00007f555d2f508e
[    5.417257] RDX: 0000000000000000 RSI: 00007ffecee5ecf0 RDI: 0000000000000005
[    5.417294] RBP: 00007ffecee5ec50 R08: 0000000000000000 R09: 0000000000000000
[    5.417335] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.417375] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecee5f3c0
| [    5.417546] ------------[ cut here ]------------
| [    5.417574] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/961
| [    5.417612] Modules linked in:
| [    5.417691] Tainted: [W]=WARN
[    5.417713] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.417746] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.417774] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.417872] RSP: 0018:ff41943ec12a7870 EFLAGS: 00010286
[    5.417899] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.417940] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    5.417983] RBP: 0000000000000000 R08: ff215c4e432fd7d0 R09: ff215c4e446fe030
[    5.418025] R10: ff215c4e4616f120 R11: fefefefefefefeff R12: 0000000000000000
[    5.418066] R13: 0000000000000010 R14: ff215c4e4616f000 R15: ff215c4e41ddc300
[    5.418107] FS:  00007f555d0bb840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.418149] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.418176] CR2: 000000000042ebe0 CR3: 0000000004613006 CR4: 0000000000771ef0
[    5.418214] PKRU: 55555554
[    5.418227] Call Trace:
[    5.418242]  <TASK>
[    5.418257]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.418278]  __dev_notify_flags (net/core/dev.c:9787)
[    5.418298]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    5.418319]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    5.418341]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.418370]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.418392]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    5.418414]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.418441]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.418464]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.418485]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.418506]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.418527]  ___sys_sendmsg (net/socket.c:2752)
[    5.418551]  __sys_sendmsg (net/socket.c:2784)
[    5.418577]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.418597]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.418623] RIP: 0033:0x7f555d2f508e
[    5.418644] 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
[    5.418737] RSP: 002b:00007ffecee5ec40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.418780] RAX: ffffffffffffffda RBX: 00007ffecee5f3e8 RCX: 00007f555d2f508e
[    5.418820] RDX: 0000000000000000 RSI: 00007ffecee5ecf0 RDI: 0000000000000005
[    5.418863] RBP: 00007ffecee5ec50 R08: 0000000000000000 R09: 0000000000000000
[    5.418902] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.418945] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecee5f3c0
| [    5.421845] ------------[ cut here ]------------
| [    5.421907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/962
| [    5.421991] Modules linked in:
| [    5.422144] Tainted: [W]=WARN
[    5.422197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.422265] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.422327] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.422453] RSP: 0018:ff41943ec12af720 EFLAGS: 00010286
[    5.422515] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.422594] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    5.422668] RBP: 0000000000000000 R08: ff215c4e432fd7d0 R09: ff215c4e44729030
[    5.422741] R10: ff215c4e4616f120 R11: fefefefefefefeff R12: 0000000000000000
[    5.422813] R13: 0000000000000010 R14: ff215c4e4616f000 R15: ff215c4e41ddd200
[    5.422889] FS:  00007f81be74c840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.422965] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.423037] CR2: 000000002ee86988 CR3: 000000000bb23006 CR4: 0000000000771ef0
[    5.423113] PKRU: 55555554
[    5.423162] Call Trace:
[    5.423208]  <TASK>
[    5.423255]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.423310]  __dev_notify_flags (net/core/dev.c:9787)
[    5.423365]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    5.423420]  netif_change_flags (net/core/dev.c:9820)
[    5.423476]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.423532]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.423616]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.423672]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.423727]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.423790]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.423846]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.423907]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.423968]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.424024]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.424093]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.424149]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.424204]  ___sys_sendmsg (net/socket.c:2752)
[    5.424260]  __sys_sendmsg (net/socket.c:2784)
[    5.424315]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.424371]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.424432] RIP: 0033:0x7f81be98608e
[    5.424486] 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
[    5.424620] RSP: 002b:00007ffd9e895ae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.424695] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f81be98608e
[    5.424769] RDX: 0000000000000000 RSI: 00007ffd9e895b90 RDI: 0000000000000005
[    5.424841] RBP: 00007ffd9e895af0 R08: 0000000000000000 R09: 0000000000000000
[    5.424915] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.424989] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9e896260
| [    5.433609] ------------[ cut here ]------------
| [    5.433640] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/965
| [    5.433694] Modules linked in:
| [    5.433773] Tainted: [W]=WARN
[    5.433795] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.433827] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.433852] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.433948] RSP: 0018:ff41943ec12c75f0 EFLAGS: 00010286
[    5.433978] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.434024] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.434066] RBP: 0000000000000000 R08: ff215c4e444127d0 R09: ff215c4e46134030
[    5.434109] R10: ff215c4e4616c120 R11: fefefefefefefeff R12: 0000000000000000
[    5.434152] R13: 0000000000000010 R14: ff215c4e4616c000 R15: ff215c4e42028b00
[    5.434196] FS:  00007f5136fd6840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.434237] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.434269] CR2: 000000000042ebe0 CR3: 000000000aed7004 CR4: 0000000000771ef0
[    5.434313] PKRU: 55555554
[    5.434327] Call Trace:
[    5.434343]  <TASK>
[    5.434358]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.434380]  __dev_notify_flags (net/core/dev.c:9787)
[    5.434402]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    5.434422]  ? linkwatch_fire_event (./include/linux/spinlock.h:408 (discriminator 3) net/core/link_watch.c:133 (discriminator 3) net/core/link_watch.c:324 (discriminator 3))
[    5.434449]  veth_newlink (drivers/net/veth.c:1871)
[    5.434472]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    5.434495]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.434523]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.434545]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    5.434578]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.434606]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.434624]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.434645]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.434664]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.434687]  ___sys_sendmsg (net/socket.c:2752)
[    5.434709]  __sys_sendmsg (net/socket.c:2784)
[    5.434730]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.434750]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.434777] RIP: 0033:0x7f513721008e
[    5.434799] 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
[    5.434890] RSP: 002b:00007ffeda57d7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.434931] RAX: ffffffffffffffda RBX: 00007ffeda57df78 RCX: 00007f513721008e
[    5.434971] RDX: 0000000000000000 RSI: 00007ffeda57d880 RDI: 0000000000000005
[    5.435018] RBP: 00007ffeda57d7e0 R08: 0000000000000000 R09: 0000000000000000
[    5.435064] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.435104] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeda57df50
| [    5.435276] ------------[ cut here ]------------
| [    5.435303] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/965
| [    5.435353] Modules linked in:
| [    5.435430] Tainted: [W]=WARN
[    5.435450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.435485] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.435513] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.435609] RSP: 0018:ff41943ec12c7870 EFLAGS: 00010286
[    5.435638] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.435678] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.435720] RBP: 0000000000000000 R08: ff215c4e432f89d0 R09: ff215c4e460c1030
[    5.435761] R10: ff215c4e446fe120 R11: fefefefefefefeff R12: 0000000000000000
[    5.435801] R13: 0000000000000010 R14: ff215c4e446fe000 R15: ff215c4e42028b00
[    5.435842] FS:  00007f5136fd6840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.435888] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.435920] CR2: 000000000042ebe0 CR3: 000000000aed7004 CR4: 0000000000771ef0
[    5.435961] PKRU: 55555554
[    5.435974] Call Trace:
[    5.435987]  <TASK>
[    5.436000]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.436022]  __dev_notify_flags (net/core/dev.c:9787)
[    5.436046]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    5.436067]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    5.436089]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.436119]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.436139]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    5.436166]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.436194]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.436213]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.436235]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.436257]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.436276]  ___sys_sendmsg (net/socket.c:2752)
[    5.436298]  __sys_sendmsg (net/socket.c:2784)
[    5.436319]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.436339]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.436365] RIP: 0033:0x7f513721008e
[    5.436384] 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
[    5.436479] RSP: 002b:00007ffeda57d7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.436518] RAX: ffffffffffffffda RBX: 00007ffeda57df78 RCX: 00007f513721008e
[    5.436564] RDX: 0000000000000000 RSI: 00007ffeda57d880 RDI: 0000000000000005
[    5.436606] RBP: 00007ffeda57d7e0 R08: 0000000000000000 R09: 0000000000000000
[    5.436644] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.436682] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeda57df50
| [    5.439594] ------------[ cut here ]------------
| [    5.439655] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/966
| [    5.439742] Modules linked in:
| [    5.439885] Tainted: [W]=WARN
[    5.439938] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.440004] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.440071] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.440194] RSP: 0018:ff41943ec12cf720 EFLAGS: 00010286
[    5.440255] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.440328] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    5.440401] RBP: 0000000000000000 R08: ff215c4e432f89d0 R09: ff215c4e44729030
[    5.440474] R10: ff215c4e446fe120 R11: fefefefefefefeff R12: 0000000000000000
[    5.440548] R13: 0000000000000010 R14: ff215c4e446fe000 R15: ff215c4e41ddd200
[    5.440643] FS:  00007fc709d43840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.440719] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.440785] CR2: 000000002040c988 CR3: 000000000bb22004 CR4: 0000000000771ef0
[    5.440862] PKRU: 55555554
[    5.440908] Call Trace:
[    5.440954]  <TASK>
[    5.441001]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.441062]  __dev_notify_flags (net/core/dev.c:9787)
[    5.441118]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    5.441172]  netif_change_flags (net/core/dev.c:9820)
[    5.441227]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.441283]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.441346]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.441402]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.441457]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.441519]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.441581]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.441642]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.441704]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.441760]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.441815]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.441870]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.441926]  ___sys_sendmsg (net/socket.c:2752)
[    5.441982]  __sys_sendmsg (net/socket.c:2784)
[    5.442042]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.442101]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.442162] RIP: 0033:0x7fc709f7d08e
[    5.442216] 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
[    5.442344] RSP: 002b:00007ffc316e54b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.442420] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc709f7d08e
[    5.442493] RDX: 0000000000000000 RSI: 00007ffc316e5560 RDI: 0000000000000005
[    5.442572] RBP: 00007ffc316e54c0 R08: 0000000000000000 R09: 0000000000000000
[    5.442647] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.442719] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc316e5c30
| [    5.463573] ------------[ cut here ]------------
| [    5.463605] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/969
| [    5.463667] Modules linked in:
| [    5.463745] Tainted: [W]=WARN
[    5.463764] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.463798] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.463826] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.463926] RSP: 0018:ff41943ec12e76d8 EFLAGS: 00010286
[    5.463953] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.463991] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.464041] RBP: 0000000000000000 R08: ff215c4e43339b10 R09: ff215c4e460b8830
[    5.464086] R10: ff215c4e4616a120 R11: fefefefefefefeff R12: ff41943ec12e778c
[    5.464123] R13: 0000000000000011 R14: ff215c4e4616a000 R15: ff215c4e42028b00
[    5.464163] FS:  00007ff3114bf840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.464208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.464241] CR2: 0000000039269988 CR3: 0000000006276003 CR4: 0000000000771ef0
[    5.464283] PKRU: 55555554
[    5.464297] Call Trace:
[    5.464310]  <TASK>
[    5.464325]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    5.464349]  __dev_change_net_namespace (net/core/dev.c:12635)
[    5.464378]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    5.464399]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    5.464422]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.464451]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.464473]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.464494]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.464521]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.464542]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.464565]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.464594]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.464616]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.464638]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.464661]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.464683]  ___sys_sendmsg (net/socket.c:2752)
[    5.464705]  __sys_sendmsg (net/socket.c:2784)
[    5.464724]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.464745]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.464771] RIP: 0033:0x7ff3116f908e
[    5.464788] 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
[    5.464877] RSP: 002b:00007ffd619569f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.464919] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff3116f908e
[    5.464961] RDX: 0000000000000000 RSI: 00007ffd61956aa0 RDI: 0000000000000005
[    5.465001] RBP: 00007ffd61956a00 R08: 0000000000000000 R09: 0000000000000000
[    5.465045] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.465081] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd61957170
| [    5.465203] ------------[ cut here ]------------
| [    5.465228] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/969
| [    5.465276] Modules linked in:
| [    5.465351] Tainted: [W]=WARN
[    5.465372] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.465408] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.465434] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.465526] RSP: 0018:ff41943ec12e76c8 EFLAGS: 00010286
[    5.465557] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.465598] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.465637] RBP: 0000000000000000 R08: ff215c4e43339b10 R09: ff215c4e460c1030
[    5.465681] R10: ff215c4e4616a120 R11: fefefefefefefeff R12: 0000000000000000
[    5.465724] R13: 0000000000000010 R14: ff215c4e4616a000 R15: ff215c4e42028b00
[    5.465764] FS:  00007ff3114bf840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.465805] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.465838] CR2: 0000000039269988 CR3: 0000000006276003 CR4: 0000000000771ef0
[    5.465880] PKRU: 55555554
[    5.465892] Call Trace:
[    5.465903]  <TASK>
[    5.465918]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.465939]  __dev_change_net_namespace (net/core/dev.c:12695)
[    5.465967]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    5.465984]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    5.466007]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.466040]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.466061]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.466082]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.466113]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.466133]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.466158]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.466187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.466207]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.466226]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.466248]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.466268]  ___sys_sendmsg (net/socket.c:2752)
[    5.466286]  __sys_sendmsg (net/socket.c:2784)
[    5.466307]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.466327]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.466353] RIP: 0033:0x7ff3116f908e
[    5.466374] 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
[    5.466461] RSP: 002b:00007ffd619569f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.466500] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff3116f908e
[    5.466539] RDX: 0000000000000000 RSI: 00007ffd61956aa0 RDI: 0000000000000005
[    5.466580] RBP: 00007ffd61956a00 R08: 0000000000000000 R09: 0000000000000000
[    5.466622] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.466664] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd61957170
| [    5.466795] ------------[ cut here ]------------
| [    5.466821] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/969
| [    5.466858] Modules linked in:
| [    5.466935] Tainted: [W]=WARN
[    5.466954] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.466986] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.467020] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.467114] RSP: 0018:ff41943ec12e7720 EFLAGS: 00010286
[    5.467140] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.467180] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.467220] RBP: 0000000000000000 R08: ff215c4e43339b10 R09: ff215c4e460c1030
[    5.467258] R10: ff215c4e4616a120 R11: fefefefefefefeff R12: 0000000000000000
[    5.467305] R13: 0000000000000010 R14: ff215c4e4616a000 R15: ff215c4e42028b00
[    5.467351] FS:  00007ff3114bf840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.467394] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.467427] CR2: 0000000039269988 CR3: 0000000006276003 CR4: 0000000000771ef0
[    5.467470] PKRU: 55555554
[    5.467482] Call Trace:
[    5.467493]  <TASK>
[    5.467510]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.467530]  __dev_notify_flags (net/core/dev.c:9787)
[    5.467550]  netif_change_flags (net/core/dev.c:9820)
[    5.467574]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.467596]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.467622]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.467641]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.467663]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.467690]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.467713]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.467733]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.467758]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.467776]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.467795]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.467818]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.467836]  ___sys_sendmsg (net/socket.c:2752)
[    5.467859]  __sys_sendmsg (net/socket.c:2784)
[    5.467880]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.467897]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.467924] RIP: 0033:0x7ff3116f908e
[    5.467942] 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
[    5.468038] RSP: 002b:00007ffd619569f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.468076] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff3116f908e
[    5.468117] RDX: 0000000000000000 RSI: 00007ffd61956aa0 RDI: 0000000000000005
[    5.468156] RBP: 00007ffd61956a00 R08: 0000000000000000 R09: 0000000000000000
[    5.468199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.468238] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd61957170
| [    5.468381] ------------[ cut here ]------------
| [    5.468444] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/39
| [    5.468532] Modules linked in:
| [    5.468679] Tainted: [W]=WARN
[    5.468732] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.468798] Workqueue: events_unbound linkwatch_event
[    5.468859] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.468919] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.469049] RSP: 0018:ff41943ec0163d50 EFLAGS: 00010286
[    5.469110] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    5.469182] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    5.469254] RBP: 0000000000000000 R08: ff215c4e43339b10 R09: ff215c4e44729030
[    5.469326] R10: ff215c4e4616a120 R11: fefefefefefefeff R12: 0000000000000000
[    5.469399] R13: 0000000000000010 R14: ff215c4e4616a000 R15: ff215c4e41ddd200
[    5.469474] FS:  0000000000000000(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.469549] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.469621] CR2: 00007f70f637a574 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.469695] PKRU: 55555554
[    5.469741] Call Trace:
[    5.469787]  <TASK>
[    5.469833]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.469887]  netif_state_change (net/core/dev.c:1605)
[    5.469942]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    5.469996]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    5.470060]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    5.470114]  process_one_work (kernel/workqueue.c:3314)
[    5.470169]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.470223]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.470277]  kthread (kernel/kthread.c:436)
[    5.470332]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.470387]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.470441]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.470495]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.470683] ------------[ cut here ]------------
| [    5.470773] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/39
| [    5.470866] Modules linked in:
| [    5.471005] Tainted: [W]=WARN
[    5.471061] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.471129] Workqueue: events_unbound linkwatch_event
[    5.471190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.471289] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.471416] RSP: 0018:ff41943ec0163d50 EFLAGS: 00010286
[    5.471504] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    5.471589] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    5.471662] RBP: 0000000000000000 R08: ff215c4e432fd7d0 R09: ff215c4e44729030
[    5.471738] R10: ff215c4e4616f120 R11: fefefefefefefeff R12: 0000000000000000
[    5.471842] R13: 0000000000000010 R14: ff215c4e4616f000 R15: ff215c4e41ddd200
[    5.471920] FS:  0000000000000000(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.471998] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.472094] CR2: 00007f70f637a574 CR3: 0000000008847005 CR4: 0000000000771ef0
[    5.472174] PKRU: 55555554
[    5.472249] Call Trace:
[    5.472331]  <TASK>
[    5.472380]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.472436]  netif_state_change (net/core/dev.c:1605)
[    5.472487]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    5.472573]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    5.472633]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    5.472722]  process_one_work (kernel/workqueue.c:3314)
[    5.472777]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.472832]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.472912]  kthread (kernel/kthread.c:436)
[    5.472966]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.473017]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.473105]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.473160]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.486582] ------------[ cut here ]------------
| [    5.486615] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/972
| [    5.486665] Modules linked in:
| [    5.486750] Tainted: [W]=WARN
[    5.486774] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.486804] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.486834] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.486923] RSP: 0018:ff41943ec12ff6d8 EFLAGS: 00010286
[    5.486949] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.486993] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.487042] RBP: 0000000000000000 R08: ff215c4e444127d0 R09: ff215c4e46172830
[    5.487085] R10: ff215c4e4616c120 R11: fefefefefefefeff R12: ff41943ec12ff78c
[    5.487126] R13: 0000000000000011 R14: ff215c4e4616c000 R15: ff215c4e42028b00
[    5.487170] FS:  00007f33abebe840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.487209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.487243] CR2: 0000000037769988 CR3: 0000000003247002 CR4: 0000000000771ef0
[    5.487285] PKRU: 55555554
[    5.487296] Call Trace:
[    5.487310]  <TASK>
[    5.487326]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    5.487350]  __dev_change_net_namespace (net/core/dev.c:12635)
[    5.487377]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    5.487400]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    5.487420]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.487447]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.487467]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.487490]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.487513]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.487533]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.487555]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.487585]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.487606]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.487628]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.487650]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.487670]  ___sys_sendmsg (net/socket.c:2752)
[    5.487690]  __sys_sendmsg (net/socket.c:2784)
[    5.487712]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.487733]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.487759] RIP: 0033:0x7f33ac0f808e
[    5.487779] 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
[    5.487877] RSP: 002b:00007ffd5d093050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.487916] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f33ac0f808e
[    5.487959] RDX: 0000000000000000 RSI: 00007ffd5d093100 RDI: 0000000000000005
[    5.487995] RBP: 00007ffd5d093060 R08: 0000000000000000 R09: 0000000000000000
[    5.488043] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.488087] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5d0937d0
| [    5.488204] ------------[ cut here ]------------
| [    5.488230] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/972
| [    5.488277] Modules linked in:
| [    5.488355] Tainted: [W]=WARN
[    5.488375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.488407] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.488434] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.488524] RSP: 0018:ff41943ec12ff6c8 EFLAGS: 00010286
[    5.488552] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.488598] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.488635] RBP: 0000000000000000 R08: ff215c4e444127d0 R09: ff215c4e460c1030
[    5.488675] R10: ff215c4e4616c120 R11: fefefefefefefeff R12: 0000000000000000
[    5.488711] R13: 0000000000000010 R14: ff215c4e4616c000 R15: ff215c4e42028b00
[    5.488754] FS:  00007f33abebe840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.488794] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.488827] CR2: 0000000037769988 CR3: 0000000003247002 CR4: 0000000000771ef0
[    5.488868] PKRU: 55555554
[    5.488880] Call Trace:
[    5.488896]  <TASK>
[    5.488909]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.488929]  __dev_change_net_namespace (net/core/dev.c:12695)
[    5.488955]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    5.488975]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    5.488995]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.489022]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.489045]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.489065]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.489093]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.489112]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.489131]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.489160]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.489180]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.489200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.489221]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.489242]  ___sys_sendmsg (net/socket.c:2752)
[    5.489261]  __sys_sendmsg (net/socket.c:2784)
[    5.489278]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.489299]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.489324] RIP: 0033:0x7f33ac0f808e
[    5.489343] 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
[    5.489437] RSP: 002b:00007ffd5d093050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.489477] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f33ac0f808e
[    5.489523] RDX: 0000000000000000 RSI: 00007ffd5d093100 RDI: 0000000000000005
[    5.489568] RBP: 00007ffd5d093060 R08: 0000000000000000 R09: 0000000000000000
[    5.489608] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.489650] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5d0937d0
| [    5.489765] ------------[ cut here ]------------
| [    5.489790] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/972
| [    5.489832] Modules linked in:
| [    5.489908] Tainted: [W]=WARN
[    5.489930] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.489964] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.489993] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.490089] RSP: 0018:ff41943ec12ff720 EFLAGS: 00010286
[    5.490117] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.490155] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.490195] RBP: 0000000000000000 R08: ff215c4e444127d0 R09: ff215c4e460c1030
[    5.490235] R10: ff215c4e4616c120 R11: fefefefefefefeff R12: 0000000000000000
[    5.490278] R13: 0000000000000010 R14: ff215c4e4616c000 R15: ff215c4e42028b00
[    5.490323] FS:  00007f33abebe840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.490363] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.490398] CR2: 0000000037769988 CR3: 0000000003247002 CR4: 0000000000771ef0
[    5.490441] PKRU: 55555554
[    5.490455] Call Trace:
[    5.490469]  <TASK>
[    5.490483]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.490501]  __dev_notify_flags (net/core/dev.c:9787)
[    5.490518]  netif_change_flags (net/core/dev.c:9820)
[    5.490538]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.490565]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.490592]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.490614]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.490636]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.490665]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.490686]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.490706]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.490732]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.490754]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.490776]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.490797]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.490818]  ___sys_sendmsg (net/socket.c:2752)
[    5.490838]  __sys_sendmsg (net/socket.c:2784)
[    5.490858]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.490880]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.490908] RIP: 0033:0x7f33ac0f808e
[    5.490929] 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
[    5.491012] RSP: 002b:00007ffd5d093050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.491056] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f33ac0f808e
[    5.491098] RDX: 0000000000000000 RSI: 00007ffd5d093100 RDI: 0000000000000005
[    5.491143] RBP: 00007ffd5d093060 R08: 0000000000000000 R09: 0000000000000000
[    5.491185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.491224] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5d0937d0
| [    5.491381] ------------[ cut here ]------------
| [    5.491408] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 0/39
| [    5.491463] Modules linked in:
| [    5.491544] Tainted: [W]=WARN
[    5.491567] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.491604] Workqueue: events_unbound linkwatch_event
[    5.491632] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.491659] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.491750] RSP: 0018:ff41943ec0163d50 EFLAGS: 00010286
[    5.491778] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    5.491819] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.491860] RBP: 0000000000000000 R08: ff215c4e444127d0 R09: ff215c4e460c1030
[    5.491898] R10: ff215c4e4616c120 R11: fefefefefefefeff R12: 0000000000000000
[    5.491935] R13: 0000000000000010 R14: ff215c4e4616c000 R15: ff215c4e42028b00
[    5.491977] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.492017] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.492050] CR2: 00007f33abf8b574 CR3: 0000000008847006 CR4: 0000000000771ef0
[    5.492092] PKRU: 55555554
[    5.492103] Call Trace:
[    5.492118]  <TASK>
[    5.492133]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.492153]  netif_state_change (net/core/dev.c:1605)
[    5.492175]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    5.492195]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    5.492218]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    5.492241]  process_one_work (kernel/workqueue.c:3314)
[    5.492263]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.492283]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.492303]  kthread (kernel/kthread.c:436)
[    5.492322]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.492345]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.492366]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.492387]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.492458] ------------[ cut here ]------------
| [    5.492484] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 0/39
| [    5.492540] Modules linked in:
| [    5.492617] Tainted: [W]=WARN
[    5.492638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.492672] Workqueue: events_unbound linkwatch_event
[    5.492701] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.492728] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.492817] RSP: 0018:ff41943ec0163d50 EFLAGS: 00010286
[    5.492845] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    5.492886] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.492927] RBP: 0000000000000000 R08: ff215c4e432f89d0 R09: ff215c4e460c1030
[    5.492968] R10: ff215c4e446fe120 R11: fefefefefefefeff R12: 0000000000000000
[    5.493008] R13: 0000000000000010 R14: ff215c4e446fe000 R15: ff215c4e42028b00
[    5.493054] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.493093] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.493124] CR2: 00007f33abf8b574 CR3: 0000000008847006 CR4: 0000000000771ef0
[    5.493167] PKRU: 55555554
[    5.493181] Call Trace:
[    5.493193]  <TASK>
[    5.493207]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.493228]  netif_state_change (net/core/dev.c:1605)
[    5.493249]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    5.493268]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    5.493297]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    5.493316]  process_one_work (kernel/workqueue.c:3314)
[    5.493340]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.493362]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.493384]  kthread (kernel/kthread.c:436)
[    5.493405]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.493428]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.493448]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.493470]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.501738] ------------[ cut here ]------------
| [    5.501803] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/975
| [    5.501884] Modules linked in:
| [    5.502023] Tainted: [W]=WARN
[    5.502079] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.502144] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.502205] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.502329] RSP: 0018:ff41943ec13175f0 EFLAGS: 00010286
[    5.502388] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.502461] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c200
[    5.502532] RBP: 0000000000000000 R08: ff215c4e43284e10 R09: ff215c4e46130030
[    5.502612] R10: ff215c4e460c5120 R11: fefefefefefefeff R12: 0000000000000000
[    5.502685] R13: 0000000000000010 R14: ff215c4e460c5000 R15: ff215c4e4190c200
[    5.502761] FS:  00007f3e0377c840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.502835] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.502901] CR2: 000000000042ebe0 CR3: 00000000099b5002 CR4: 0000000000771ef0
[    5.502975] PKRU: 55555554
[    5.503021] Call Trace:
[    5.503070]  <TASK>
[    5.503117]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.503171]  __dev_notify_flags (net/core/dev.c:9787)
[    5.503226]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    5.503280]  veth_newlink (drivers/net/veth.c:1871)
[    5.503336]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    5.503390]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.503451]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.503506]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    5.503574]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.503635]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.503689]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.503743]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.503798]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.503853]  ___sys_sendmsg (net/socket.c:2752)
[    5.503908]  __sys_sendmsg (net/socket.c:2784)
[    5.503963]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.504017]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.504088] RIP: 0033:0x7f3e039b608e
[    5.504141] 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
[    5.504269] RSP: 002b:00007ffd8de209d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.504343] RAX: ffffffffffffffda RBX: 00007ffd8de21178 RCX: 00007f3e039b608e
[    5.504427] RDX: 0000000000000000 RSI: 00007ffd8de20a80 RDI: 0000000000000005
[    5.504499] RBP: 00007ffd8de209e0 R08: 0000000000000000 R09: 0000000000000000
[    5.504578] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.504650] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8de21150
| [    5.504929] ------------[ cut here ]------------
| [    5.504989] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/975
| [    5.505074] Modules linked in:
| [    5.505212] Tainted: [W]=WARN
[    5.505264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.505330] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.505390] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.505515] RSP: 0018:ff41943ec1317870 EFLAGS: 00010286
[    5.505584] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.505657] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c200
[    5.505730] RBP: 0000000000000000 R08: ff215c4e43268690 R09: ff215c4e49e1a030
[    5.505803] R10: ff215c4e44729120 R11: fefefefefefefeff R12: 0000000000000000
[    5.505875] R13: 0000000000000010 R14: ff215c4e44729000 R15: ff215c4e4190c200
[    5.505951] FS:  00007f3e0377c840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.506025] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.506103] CR2: 000000000042ebe0 CR3: 00000000099b5002 CR4: 0000000000771ef0
[    5.506177] PKRU: 55555554
[    5.506224] Call Trace:
[    5.506270]  <TASK>
[    5.506317]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.506371]  __dev_notify_flags (net/core/dev.c:9787)
[    5.506426]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    5.506481]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    5.506537]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.506605]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.506660]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    5.506721]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.506781]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.506837]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.506892]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.506947]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.507002]  ___sys_sendmsg (net/socket.c:2752)
[    5.507063]  __sys_sendmsg (net/socket.c:2784)
[    5.507117]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.507172]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.507233] RIP: 0033:0x7f3e039b608e
[    5.507287] 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
[    5.507412] RSP: 002b:00007ffd8de209d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.507486] RAX: ffffffffffffffda RBX: 00007ffd8de21178 RCX: 00007f3e039b608e
[    5.507558] RDX: 0000000000000000 RSI: 00007ffd8de20a80 RDI: 0000000000000005
[    5.507638] RBP: 00007ffd8de209e0 R08: 0000000000000000 R09: 0000000000000000
[    5.507711] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.507783] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8de21150
| [    5.510784] ------------[ cut here ]------------
| [    5.510814] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/976
| [    5.510865] Modules linked in:
| [    5.510946] Tainted: [W]=WARN
[    5.510968] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.511002] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.511034] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.511127] RSP: 0018:ff41943ec131f720 EFLAGS: 00010286
[    5.511153] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.511191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.511230] RBP: 0000000000000000 R08: ff215c4e43268690 R09: ff215c4e460c1030
[    5.511269] R10: ff215c4e44729120 R11: fefefefefefefeff R12: 0000000000000000
[    5.511307] R13: 0000000000000010 R14: ff215c4e44729000 R15: ff215c4e42028b00
[    5.511349] FS:  00007ff1e3e3f840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.511397] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.511431] CR2: 000000000fa7f988 CR3: 000000000ad84006 CR4: 0000000000771ef0
[    5.511469] PKRU: 55555554
[    5.511483] Call Trace:
[    5.511498]  <TASK>
[    5.511513]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.511535]  __dev_notify_flags (net/core/dev.c:9787)
[    5.511557]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    5.511583]  netif_change_flags (net/core/dev.c:9820)
[    5.511606]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.511628]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.511658]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.511681]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.511702]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.511729]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.511749]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.511772]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.511803]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.511824]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.511845]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.511867]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.511889]  ___sys_sendmsg (net/socket.c:2752)
[    5.511911]  __sys_sendmsg (net/socket.c:2784)
[    5.511931]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.511950]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.511979] RIP: 0033:0x7ff1e407908e
[    5.512003] 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
[    5.512098] RSP: 002b:00007ffd56e4c820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.512139] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff1e407908e
[    5.512178] RDX: 0000000000000000 RSI: 00007ffd56e4c8d0 RDI: 0000000000000005
[    5.512216] RBP: 00007ffd56e4c830 R08: 0000000000000000 R09: 0000000000000000
[    5.512254] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.512292] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd56e4cfa0
| [    5.538572] ------------[ cut here ]------------
| [    5.538621] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/981
| [    5.538684] Modules linked in:
| [    5.538766] Tainted: [W]=WARN
[    5.538787] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.538820] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.538850] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.538941] RSP: 0018:ff41943ec133f6d8 EFLAGS: 00010286
[    5.538970] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.539008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029500
[    5.539053] RBP: 0000000000000000 R08: ff215c4e43284e10 R09: ff215c4e446c0030
[    5.539094] R10: ff215c4e460c5120 R11: fefefefefefefeff R12: ff41943ec133f78c
[    5.539135] R13: 0000000000000011 R14: ff215c4e460c5000 R15: ff215c4e42029500
[    5.539178] FS:  00007fb6e0187840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.539217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.539248] CR2: 0000000031ee5988 CR3: 0000000004465006 CR4: 0000000000771ef0
[    5.539289] PKRU: 55555554
[    5.539302] Call Trace:
[    5.539317]  <TASK>
[    5.539332]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    5.539350]  __dev_change_net_namespace (net/core/dev.c:12635)
[    5.539377]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    5.539399]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    5.539420]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.539448]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.539471]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.539491]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.539521]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.539540]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.539565]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.539592]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.539615]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.539636]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.539657]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.539681]  ___sys_sendmsg (net/socket.c:2752)
[    5.539703]  __sys_sendmsg (net/socket.c:2784)
[    5.539723]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.539742]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.539770] RIP: 0033:0x7fb6e03c108e
[    5.539787] 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
[    5.539881] RSP: 002b:00007ffc98be3840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.539920] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb6e03c108e
[    5.539960] RDX: 0000000000000000 RSI: 00007ffc98be38f0 RDI: 0000000000000005
[    5.540000] RBP: 00007ffc98be3850 R08: 0000000000000000 R09: 0000000000000000
[    5.540045] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.540091] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc98be3fc0
| [    5.540209] ------------[ cut here ]------------
| [    5.540237] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/981
| [    5.540290] Modules linked in:
| [    5.540369] Tainted: [W]=WARN
[    5.540387] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.540420] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.540443] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.540533] RSP: 0018:ff41943ec133f6c8 EFLAGS: 00010286
[    5.540564] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.540606] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029500
[    5.540643] RBP: 0000000000000000 R08: ff215c4e43284e10 R09: ff215c4e4612d030
[    5.540683] R10: ff215c4e460c5120 R11: fefefefefefefeff R12: 0000000000000000
[    5.540725] R13: 0000000000000010 R14: ff215c4e460c5000 R15: ff215c4e42029500
[    5.540771] FS:  00007fb6e0187840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.540814] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.540847] CR2: 0000000031ee5988 CR3: 0000000004465006 CR4: 0000000000771ef0
[    5.540891] PKRU: 55555554
[    5.540905] Call Trace:
[    5.540919]  <TASK>
[    5.540934]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.540957]  __dev_change_net_namespace (net/core/dev.c:12695)
[    5.540985]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    5.541006]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    5.541024]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.541056]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.541085]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.541108]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.541139]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.541161]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.541184]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.541213]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.541235]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.541259]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.541278]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.541302]  ___sys_sendmsg (net/socket.c:2752)
[    5.541323]  __sys_sendmsg (net/socket.c:2784)
[    5.541344]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.541366]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.541392] RIP: 0033:0x7fb6e03c108e
[    5.541412] 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
[    5.541511] RSP: 002b:00007ffc98be3840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.541551] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb6e03c108e
[    5.541593] RDX: 0000000000000000 RSI: 00007ffc98be38f0 RDI: 0000000000000005
[    5.541632] RBP: 00007ffc98be3850 R08: 0000000000000000 R09: 0000000000000000
[    5.541673] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.541715] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc98be3fc0
| [    5.541834] ------------[ cut here ]------------
| [    5.541859] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/981
| [    5.541902] Modules linked in:
| [    5.541978] Tainted: [W]=WARN
[    5.541997] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.542037] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.542066] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.542154] RSP: 0018:ff41943ec133f720 EFLAGS: 00010286
[    5.542181] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.542221] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029500
[    5.542260] RBP: 0000000000000000 R08: ff215c4e43284e10 R09: ff215c4e4612d030
[    5.542298] R10: ff215c4e460c5120 R11: fefefefefefefeff R12: 0000000000000000
[    5.542335] R13: 0000000000000010 R14: ff215c4e460c5000 R15: ff215c4e42029500
[    5.542378] FS:  00007fb6e0187840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.542421] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.542459] CR2: 0000000031ee5988 CR3: 0000000004465006 CR4: 0000000000771ef0
[    5.542500] PKRU: 55555554
[    5.542513] Call Trace:
[    5.542526]  <TASK>
[    5.542540]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.542564]  __dev_notify_flags (net/core/dev.c:9787)
[    5.542587]  netif_change_flags (net/core/dev.c:9820)
[    5.542608]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.542629]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.542657]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.542679]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.542700]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.542727]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.542745]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.542767]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.542795]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.542816]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.542837]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.542858]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.542878]  ___sys_sendmsg (net/socket.c:2752)
[    5.542902]  __sys_sendmsg (net/socket.c:2784)
[    5.542923]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.542945]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.542971] RIP: 0033:0x7fb6e03c108e
[    5.542992] 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
[    5.543089] RSP: 002b:00007ffc98be3840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.543130] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb6e03c108e
[    5.543171] RDX: 0000000000000000 RSI: 00007ffc98be38f0 RDI: 0000000000000005
[    5.543213] RBP: 00007ffc98be3850 R08: 0000000000000000 R09: 0000000000000000
[    5.543252] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.543299] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc98be3fc0
| [    5.543405] ------------[ cut here ]------------
| [    5.543440] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/36
| [    5.543500] Modules linked in:
| [    5.543583] Tainted: [W]=WARN
[    5.543604] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.543641] Workqueue: events_unbound linkwatch_event
[    5.543670] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.543697] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.543793] RSP: 0018:ff41943ec014bd50 EFLAGS: 00010286
[    5.543818] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    5.543862] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202aa00
[    5.543904] RBP: 0000000000000000 R08: ff215c4e43268690 R09: ff215c4e446cf030
[    5.543948] R10: ff215c4e44729120 R11: fefefefefefefeff R12: 0000000000000000
[    5.543988] R13: 0000000000000010 R14: ff215c4e44729000 R15: ff215c4e4202aa00
[    5.544035] FS:  0000000000000000(0000) GS:ff215c4ef62c8000(0000) knlGS:0000000000000000
[    5.544079] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.544112] CR2: 000055fbb7dc9998 CR3: 0000000008847004 CR4: 0000000000771ef0
[    5.544148] PKRU: 55555554
[    5.544162] Call Trace:
[    5.544177]  <TASK>
[    5.544189]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.544210]  netif_state_change (net/core/dev.c:1605)
[    5.544234]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    5.544251]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    5.544278]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    5.544302]  process_one_work (kernel/workqueue.c:3314)
[    5.544323]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.544342]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.544362]  kthread (kernel/kthread.c:436)
[    5.544384]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.544403]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.544426]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.544446]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.547219] ------------[ cut here ]------------
| [    5.547247] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/982
| [    5.547302] Modules linked in:
| [    5.547384] Tainted: [W]=WARN
[    5.547402] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.547431] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.547459] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.547566] RSP: 0018:ff41943ec133f6d0 EFLAGS: 00010286
[    5.547592] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    5.547632] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.547674] RBP: 0000000000000000 R08: ff215c4e43284e10 R09: ff215c4e460c1030
[    5.547717] R10: ff215c4e460c5120 R11: fefefefefefefeff R12: 0000000000000000
[    5.547766] R13: 0000000000000010 R14: ff215c4e460c5000 R15: ff215c4e42028b00
[    5.547811] FS:  00007f4c24ffe840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.547857] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.547890] CR2: 00000000004ebb50 CR3: 0000000009b47005 CR4: 0000000000771ef0
[    5.547932] PKRU: 55555554
[    5.547944] Call Trace:
[    5.547958]  <TASK>
[    5.547972]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.547995]  netif_state_change (net/core/dev.c:1605)
[    5.548015]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    5.548040]  linkwatch_sync_dev (net/core/link_watch.c:295)
[    5.548060]  rtnl_getlink (net/core/rtnetlink.c:4273)
[    5.548080]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[    5.548111]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.548133]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    5.548155]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.548181]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.548202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.548221]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.548243]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.548264]  ___sys_sendmsg (net/socket.c:2752)
[    5.548286]  __sys_sendmsg (net/socket.c:2784)
[    5.548306]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.548326]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.548351] RIP: 0033:0x7f4c2523808e
[    5.548374] 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
[    5.548467] RSP: 002b:00007ffc8b08ef30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.548510] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4c2523808e
[    5.548548] RDX: 0000000000000000 RSI: 00007ffc8b08efe0 RDI: 0000000000000006
[    5.548589] RBP: 00007ffc8b08ef40 R08: 0000000000000000 R09: 0000000000000000
[    5.548626] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.548664] R13: 00007ffc8b08f090 R14: 0000000000000000 R15: 00007ffc8b08fc00
| [    5.669657] ------------[ cut here ]------------
| [    5.669686] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.669751] Modules linked in:
| [    5.669830] Tainted: [W]=WARN
[    5.669851] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.669884] Workqueue: netns cleanup_net
[    5.669903] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.669932] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.670024] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.670058] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.670101] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.670147] RBP: 0000000000000000 R08: ff215c4e41229e90 R09: ff215c4e44701030
[    5.670182] R10: ff215c4e446cd120 R11: fefefefefefefeff R12: 0000000000000000
[    5.670219] R13: 0000000000000011 R14: ff215c4e446cd000 R15: ff215c4e42028b00
[    5.670263] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.670305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.670331] CR2: 00007efd9bfbc2a0 CR3: 0000000008847004 CR4: 0000000000771ef0
[    5.670369] PKRU: 55555554
[    5.670384] Call Trace:
[    5.670400]  <TASK>
[    5.670412]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.670439]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.670457]  cleanup_net (net/core/net_namespace.c:702)
[    5.670478]  process_one_work (kernel/workqueue.c:3314)
[    5.670496]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.670517]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.670536]  kthread (kernel/kthread.c:436)
[    5.670557]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.670579]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.670602]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.670626]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.670732] ------------[ cut here ]------------
| [    5.670757] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.670811] Modules linked in:
| [    5.670886] Tainted: [W]=WARN
[    5.670908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.670938] Workqueue: netns cleanup_net
[    5.670959] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.670985] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.671076] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.671106] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.671145] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.671183] RBP: 0000000000000000 R08: ff215c4e4441b9d0 R09: ff215c4e460b9030
[    5.671221] R10: ff215c4e460b4120 R11: fefefefefefefeff R12: 0000000000000000
[    5.671258] R13: 0000000000000011 R14: ff215c4e460b4000 R15: ff215c4e42028b00
[    5.671305] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.671344] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.671376] CR2: 00007efd9bfbc2a0 CR3: 0000000008847004 CR4: 0000000000771ef0
[    5.671419] PKRU: 55555554
[    5.671433] Call Trace:
[    5.671447]  <TASK>
[    5.671461]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.671488]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.671508]  cleanup_net (net/core/net_namespace.c:702)
[    5.671528]  process_one_work (kernel/workqueue.c:3314)
[    5.671550]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.671575]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.671594]  kthread (kernel/kthread.c:436)
[    5.671616]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.671636]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.671655]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.671677]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.671774] ------------[ cut here ]------------
| [    5.671800] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.671854] Modules linked in:
| [    5.671914] Tainted: [W]=WARN
[    5.671937] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.671974] Workqueue: netns cleanup_net
[    5.672006] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.672043] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.672138] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.672165] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.672207] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.672246] RBP: 0000000000000000 R08: ff215c4e4326fc90 R09: ff215c4e46121034
[    5.672288] R10: ff215c4e4472b120 R11: fefefefefefefeff R12: 0000000000000000
[    5.672328] R13: 0000000000000011 R14: ff215c4e4472b000 R15: ff215c4e42028b00
[    5.672370] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.672413] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.672445] CR2: 00007efd9bfbc2a0 CR3: 0000000008847004 CR4: 0000000000771ef0
[    5.672483] PKRU: 55555554
[    5.672497] Call Trace:
[    5.672510]  <TASK>
[    5.672522]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.672550]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.672573]  cleanup_net (net/core/net_namespace.c:702)
[    5.672595]  process_one_work (kernel/workqueue.c:3314)
[    5.672615]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.672635]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.672656]  kthread (kernel/kthread.c:436)
[    5.672678]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.672700]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.672724]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.672744]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.672835] ------------[ cut here ]------------
| [    5.672860] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.672921] Modules linked in:
| [    5.672998] Tainted: [W]=WARN
[    5.673018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.673056] Workqueue: netns cleanup_net
[    5.673079] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.673105] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.673200] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.673226] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.673266] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.673307] RBP: 0000000000000000 R08: ff215c4e43284410 R09: ff215c4e419b8030
[    5.673348] R10: ff215c4e4615c120 R11: fefefefefefefeff R12: 0000000000000000
[    5.673389] R13: 0000000000000011 R14: ff215c4e4615c000 R15: ff215c4e42028b00
[    5.673431] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.673472] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.673498] CR2: 00007efd9bfbc2a0 CR3: 0000000008847004 CR4: 0000000000771ef0
[    5.673537] PKRU: 55555554
[    5.673551] Call Trace:
[    5.673566]  <TASK>
[    5.673580]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.673608]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.673629]  cleanup_net (net/core/net_namespace.c:702)
[    5.673650]  process_one_work (kernel/workqueue.c:3314)
[    5.673671]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.673696]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.673716]  kthread (kernel/kthread.c:436)
[    5.673738]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.673759]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.673782]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.673801]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.673890] ------------[ cut here ]------------
| [    5.673914] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.673960] Modules linked in:
| [    5.674043] Tainted: [W]=WARN
[    5.674067] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.674099] Workqueue: netns cleanup_net
[    5.674118] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.674141] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.674235] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.674262] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.674300] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.674340] RBP: 0000000000000000 R08: ff215c4e430367d0 R09: ff215c4e419ba830
[    5.674378] R10: ff215c4e446fd120 R11: fefefefefefefeff R12: 0000000000000000
[    5.674421] R13: 0000000000000011 R14: ff215c4e446fd000 R15: ff215c4e42028b00
[    5.674463] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.674503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.674537] CR2: 00007efd9bfbc2a0 CR3: 0000000008847004 CR4: 0000000000771ef0
[    5.674585] PKRU: 55555554
[    5.674597] Call Trace:
[    5.674610]  <TASK>
[    5.674624]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.674653]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.674676]  cleanup_net (net/core/net_namespace.c:702)
[    5.674696]  process_one_work (kernel/workqueue.c:3314)
[    5.674717]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.674738]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.674759]  kthread (kernel/kthread.c:436)
[    5.674778]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.674801]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.674819]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.674839]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.679595] ------------[ cut here ]------------
| [    5.679623] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.679682] Modules linked in:
| [    5.679761] Tainted: [W]=WARN
[    5.679779] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.679805] Workqueue: netns cleanup_net
[    5.679826] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.679854] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.679955] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    5.679979] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.680023] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.680062] RBP: 0000000000000000 R08: ff215c4e432f89d0 R09: ff215c4e446fd030
[    5.680093] R10: ff215c4e446fe120 R11: fefefefefefefeff R12: 0000000000000000
[    5.680129] R13: 0000000000000010 R14: ff215c4e446fe000 R15: ff215c4e42028b00
[    5.680173] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.680211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.680243] CR2: 00007f288819a2a0 CR3: 0000000008847006 CR4: 0000000000771ef0
[    5.680282] PKRU: 55555554
[    5.680302] Call Trace:
[    5.680316]  <TASK>
[    5.680329]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.680353]  netif_close_many (net/core/dev.c:1804)
[    5.680373]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.680397]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    5.680424]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.680451]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.680471]  cleanup_net (net/core/net_namespace.c:702)
[    5.680492]  process_one_work (kernel/workqueue.c:3314)
[    5.680510]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.680527]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.680550]  kthread (kernel/kthread.c:436)
[    5.680574]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.680595]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.680618]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.680640]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.680724] ------------[ cut here ]------------
| [    5.680753] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.680808] Modules linked in:
| [    5.680893] Tainted: [W]=WARN
[    5.680912] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.680946] Workqueue: netns cleanup_net
[    5.680970] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.680997] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.681098] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    5.681123] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.681157] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.681197] RBP: 0000000000000000 R08: ff215c4e444127d0 R09: ff215c4e446fd030
[    5.681236] R10: ff215c4e4616c120 R11: fefefefefefefeff R12: 0000000000000000
[    5.681278] R13: 0000000000000010 R14: ff215c4e4616c000 R15: ff215c4e42028b00
[    5.681325] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.681367] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.681403] CR2: 00007f288819a2a0 CR3: 0000000008847006 CR4: 0000000000771ef0
[    5.681449] PKRU: 55555554
[    5.681461] Call Trace:
[    5.681480]  <TASK>
[    5.681494]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.681515]  netif_close_many (net/core/dev.c:1804)
[    5.681540]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.681571]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    5.681594]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.681621]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.681646]  cleanup_net (net/core/net_namespace.c:702)
[    5.681668]  process_one_work (kernel/workqueue.c:3314)
[    5.681688]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.681706]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.681731]  kthread (kernel/kthread.c:436)
[    5.681752]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.681772]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.681792]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.681814]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.681894] ------------[ cut here ]------------
| [    5.681922] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.681976] Modules linked in:
| [    5.682050] Tainted: [W]=WARN
[    5.682072] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.682105] Workqueue: netns cleanup_net
[    5.682125] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.682154] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.682252] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    5.682281] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.682320] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.682358] RBP: 0000000000000000 R08: ff215c4e432fd7d0 R09: ff215c4e446fd030
[    5.682396] R10: ff215c4e4616f120 R11: fefefefefefefeff R12: 0000000000000000
[    5.682436] R13: 0000000000000010 R14: ff215c4e4616f000 R15: ff215c4e42028b00
[    5.682479] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.682519] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.682546] CR2: 00007f288819a2a0 CR3: 0000000008847006 CR4: 0000000000771ef0
[    5.682591] PKRU: 55555554
[    5.682606] Call Trace:
[    5.682618]  <TASK>
[    5.682630]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.682651]  netif_close_many (net/core/dev.c:1804)
[    5.682673]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.682698]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    5.682726]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.682757]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.682778]  cleanup_net (net/core/net_namespace.c:702)
[    5.682800]  process_one_work (kernel/workqueue.c:3314)
[    5.682819]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.682837]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.682859]  kthread (kernel/kthread.c:436)
[    5.682880]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.682901]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.682920]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.682939]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.683012] ------------[ cut here ]------------
| [    5.683043] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.683099] Modules linked in:
| [    5.683173] Tainted: [W]=WARN
[    5.683194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.683227] Workqueue: netns cleanup_net
[    5.683247] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.683274] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.683369] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    5.683397] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.683440] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.683482] RBP: 0000000000000000 R08: ff215c4e43339b10 R09: ff215c4e446fd030
[    5.683531] R10: ff215c4e4616a120 R11: fefefefefefefeff R12: 0000000000000000
[    5.683572] R13: 0000000000000010 R14: ff215c4e4616a000 R15: ff215c4e42028b00
[    5.683615] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.683656] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.683694] CR2: 00007f288819a2a0 CR3: 0000000008847006 CR4: 0000000000771ef0
[    5.683732] PKRU: 55555554
[    5.683745] Call Trace:
[    5.683755]  <TASK>
[    5.683776]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.683797]  netif_close_many (net/core/dev.c:1804)
[    5.683819]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.683846]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    5.683874]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.683904]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.683928]  cleanup_net (net/core/net_namespace.c:702)
[    5.683951]  process_one_work (kernel/workqueue.c:3314)
[    5.683970]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.683989]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.684012]  kthread (kernel/kthread.c:436)
[    5.684036]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.684057]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.684080]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.684100]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.684169] ------------[ cut here ]------------
| [    5.684195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.684249] Modules linked in:
| [    5.684322] Tainted: [W]=WARN
[    5.684349] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.684384] Workqueue: netns cleanup_net
[    5.684406] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.684431] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.684522] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    5.684553] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.684594] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.684634] RBP: 0000000000000000 R08: ff215c4e4440b010 R09: ff215c4e446fd02c
[    5.684675] R10: ff215c4e43075120 R11: fefefefefefefeff R12: 0000000000000000
[    5.684714] R13: 0000000000000010 R14: ff215c4e43075000 R15: ff215c4e42028b00
[    5.684754] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.684790] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.684825] CR2: 00007f288819a2a0 CR3: 0000000008847006 CR4: 0000000000771ef0
[    5.684862] PKRU: 55555554
[    5.684874] Call Trace:
[    5.684884]  <TASK>
[    5.684895]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.684913]  netif_close_many (net/core/dev.c:1804)
[    5.684934]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.684960]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    5.684989]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.685015]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.685037]  cleanup_net (net/core/net_namespace.c:702)
[    5.685058]  process_one_work (kernel/workqueue.c:3314)
[    5.685078]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.685099]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.685118]  kthread (kernel/kthread.c:436)
[    5.685140]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.685161]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.685183]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.685200]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.685327] ------------[ cut here ]------------
| [    5.685351] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.685409] Modules linked in:
| [    5.685488] Tainted: [W]=WARN
[    5.685507] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.685543] Workqueue: netns cleanup_net
[    5.685566] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.685593] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.685683] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    5.685709] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.685751] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.685793] RBP: 0000000000000000 R08: ff215c4e432f89d0 R09: ff215c4e44720830
[    5.685833] R10: ff215c4e446fe120 R11: fefefefefefefeff R12: 0000000000000000
[    5.685876] R13: 0000000000000011 R14: ff215c4e446fe000 R15: ff215c4e42028b00
[    5.685921] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.685965] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.685998] CR2: 00007f288819a2a0 CR3: 0000000008847006 CR4: 0000000000771ef0
[    5.686041] PKRU: 55555554
[    5.686055] Call Trace:
[    5.686070]  <TASK>
[    5.686085]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.686114]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.686144]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.686167]  cleanup_net (net/core/net_namespace.c:702)
[    5.686188]  process_one_work (kernel/workqueue.c:3314)
[    5.686212]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.686232]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.686251]  kthread (kernel/kthread.c:436)
[    5.686273]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.686296]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.686319]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.686342]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.686449] ------------[ cut here ]------------
| [    5.686474] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.686515] Modules linked in:
| [    5.686589] Tainted: [W]=WARN
[    5.686611] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.686645] Workqueue: netns cleanup_net
[    5.686667] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.686695] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.686788] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    5.686819] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.686863] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.686901] RBP: 0000000000000000 R08: ff215c4e444127d0 R09: ff215c4e460df030
[    5.686938] R10: ff215c4e4616c120 R11: fefefefefefefeff R12: 0000000000000000
[    5.686984] R13: 0000000000000011 R14: ff215c4e4616c000 R15: ff215c4e42028b00
[    5.687028] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.687071] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.687104] CR2: 00007f288819a2a0 CR3: 0000000008847006 CR4: 0000000000771ef0
[    5.687151] PKRU: 55555554
[    5.687165] Call Trace:
[    5.687177]  <TASK>
[    5.687193]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.687220]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.687244]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.687262]  cleanup_net (net/core/net_namespace.c:702)
[    5.687283]  process_one_work (kernel/workqueue.c:3314)
[    5.687304]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.687324]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.687342]  kthread (kernel/kthread.c:436)
[    5.687366]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.687385]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.687404]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.687427]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.687517] ------------[ cut here ]------------
| [    5.687541] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.687599] Modules linked in:
| [    5.687670] Tainted: [W]=WARN
[    5.687690] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.687722] Workqueue: netns cleanup_net
[    5.687748] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.687774] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.687869] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    5.687896] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.687935] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.687972] RBP: 0000000000000000 R08: ff215c4e432fd7d0 R09: ff215c4e44727830
[    5.688010] R10: ff215c4e4616f120 R11: fefefefefefefeff R12: 0000000000000000
[    5.688053] R13: 0000000000000011 R14: ff215c4e4616f000 R15: ff215c4e42028b00
[    5.688094] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.688133] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.688166] CR2: 00007f288819a2a0 CR3: 0000000008847006 CR4: 0000000000771ef0
[    5.688208] PKRU: 55555554
[    5.688221] Call Trace:
[    5.688235]  <TASK>
[    5.688249]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.688281]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.688305]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.688327]  cleanup_net (net/core/net_namespace.c:702)
[    5.688347]  process_one_work (kernel/workqueue.c:3314)
[    5.688368]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.688387]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.688406]  kthread (kernel/kthread.c:436)
[    5.688426]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.688448]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.688468]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.688489]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.688581] ------------[ cut here ]------------
| [    5.688607] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.688669] Modules linked in:
| [    5.688738] Tainted: [W]=WARN
[    5.688760] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.688796] Workqueue: netns cleanup_net
[    5.688822] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.688855] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.688952] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    5.688981] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.689017] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.689060] RBP: 0000000000000000 R08: ff215c4e43339b10 R09: ff215c4e46173830
[    5.689100] R10: ff215c4e4616a120 R11: fefefefefefefeff R12: 0000000000000000
[    5.689142] R13: 0000000000000011 R14: ff215c4e4616a000 R15: ff215c4e42028b00
[    5.689185] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.689227] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.689253] CR2: 00007f288819a2a0 CR3: 0000000008847006 CR4: 0000000000771ef0
[    5.689293] PKRU: 55555554
[    5.689305] Call Trace:
[    5.689320]  <TASK>
[    5.689333]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.689358]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.689384]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.689405]  cleanup_net (net/core/net_namespace.c:702)
[    5.689424]  process_one_work (kernel/workqueue.c:3314)
[    5.689442]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.689462]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.689483]  kthread (kernel/kthread.c:436)
[    5.689506]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.689528]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.689550]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.689573]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.689665] ------------[ cut here ]------------
| [    5.689690] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.689736] Modules linked in:
| [    5.689814] Tainted: [W]=WARN
[    5.689836] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.689871] Workqueue: netns cleanup_net
[    5.689891] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.689922] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.690006] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    5.690027] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.690072] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.690115] RBP: 0000000000000000 R08: ff215c4e4440b010 R09: ff215c4e446ef02c
[    5.690159] R10: ff215c4e43075120 R11: fefefefefefefeff R12: 0000000000000000
[    5.690200] R13: 0000000000000011 R14: ff215c4e43075000 R15: ff215c4e42028b00
[    5.690250] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.690291] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.690319] CR2: 00007f288819a2a0 CR3: 0000000008847006 CR4: 0000000000771ef0
[    5.690360] PKRU: 55555554
[    5.690379] Call Trace:
[    5.690392]  <TASK>
[    5.690404]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.690434]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.690459]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.690480]  cleanup_net (net/core/net_namespace.c:702)
[    5.690498]  process_one_work (kernel/workqueue.c:3314)
[    5.690518]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.690536]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.690560]  kthread (kernel/kthread.c:436)
[    5.690583]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.690604]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.690629]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.690656]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.710418] ------------[ cut here ]------------
| [    5.710448] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1051
| [    5.710506] Modules linked in:
| [    5.710592] Tainted: [W]=WARN
[    5.710616] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.710651] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.710679] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.710770] RSP: 0018:ff41943ec1417cb8 EFLAGS: 00010286
[    5.710799] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.710842] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029500
[    5.710880] RBP: 0000000000000000 R08: ff215c4e43284850 R09: ff215c4e4616a02c
[    5.710917] R10: ff215c4e4472e120 R11: fefefefefefefeff R12: 0000000000000000
[    5.710960] R13: 0000000000000010 R14: ff215c4e4472e000 R15: ff215c4e42029500
[    5.711005] FS:  00007fb7b333f840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.711043] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.711080] CR2: 00007fb7b3546430 CR3: 0000000009e13003 CR4: 0000000000771ef0
[    5.711128] PKRU: 55555554
[    5.711142] Call Trace:
[    5.711157]  <TASK>
[    5.711171]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.711192]  register_netdevice (net/core/dev.c:11488)
[    5.711213]  register_netdev (net/core/dev.c:11552)
[    5.711232]  loopback_net_init (drivers/net/loopback.c:218)
[    5.711253]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    5.711280]  ops_init (net/core/net_namespace.c:137)
[    5.711302]  setup_net (net/core/net_namespace.c:446)
[    5.711322]  copy_net_ns (net/core/net_namespace.c:579)
[    5.711340]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.711368]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.711399]  ksys_unshare (kernel/fork.c:3243)
[    5.711420]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.711441]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.711462]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.711490] RIP: 0033:0x7fb7b3601bcb
[    5.711511] 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
[    5.711603] RSP: 002b:00007ffe6b85af18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.711646] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb7b3601bcb
[    5.711686] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.711728] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.711769] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe6b85d140
[    5.711810] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe6b85d8c0
| [    5.711920] ------------[ cut here ]------------
| [    5.711947] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1051
| [    5.711989] Modules linked in:
| [    5.712072] Tainted: [W]=WARN
[    5.712094] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.712128] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.712157] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.712249] RSP: 0018:ff41943ec1417c10 EFLAGS: 00010286
[    5.712275] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.712314] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418f5f00
[    5.712358] RBP: 0000000000000000 R08: ff215c4e43284650 R09: ff215c4e46172830
[    5.712399] R10: ff215c4e4616a120 R11: fefefefefefefeff R12: 0000000000000000
[    5.712445] R13: 0000000000000010 R14: ff215c4e4616a000 R15: ff215c4e418f5f00
[    5.712489] FS:  00007fb7b333f840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.712532] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.712566] CR2: 00007fb7b3546430 CR3: 0000000009e13003 CR4: 0000000000771ef0
[    5.712608] PKRU: 55555554
[    5.712621] Call Trace:
[    5.712635]  <TASK>
[    5.712649]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.712669]  register_netdevice (net/core/dev.c:11488)
[    5.712690]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    5.712712]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    5.712733]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    5.712754]  ops_init (net/core/net_namespace.c:137)
[    5.712774]  setup_net (net/core/net_namespace.c:446)
[    5.712794]  copy_net_ns (net/core/net_namespace.c:579)
[    5.712816]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.712844]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.712872]  ksys_unshare (kernel/fork.c:3243)
[    5.712893]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.712913]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.712933]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.712960] RIP: 0033:0x7fb7b3601bcb
[    5.712981] 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
[    5.713072] RSP: 002b:00007ffe6b85af18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.713105] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb7b3601bcb
[    5.713149] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.713188] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.713229] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe6b85d140
[    5.713270] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe6b85d8c0
| [    5.713375] ------------[ cut here ]------------
| [    5.713401] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1051
| [    5.713450] Modules linked in:
| [    5.713523] Tainted: [W]=WARN
[    5.713546] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.713585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.713611] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.713710] RSP: 0018:ff41943ec1417bf0 EFLAGS: 00010286
[    5.713739] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.713778] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c500
[    5.713818] RBP: 0000000000000000 R08: ff215c4e4335ba50 R09: ff215c4e460d5830
[    5.713854] R10: ff215c4e4471c120 R11: fefefefefefefeff R12: 0000000000000000
[    5.713894] R13: 0000000000000010 R14: ff215c4e4471c000 R15: ff215c4e4190c500
[    5.713936] FS:  00007fb7b333f840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.713980] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.714012] CR2: 00007fb7b3546430 CR3: 0000000009e13003 CR4: 0000000000771ef0
[    5.714054] PKRU: 55555554
[    5.714068] Call Trace:
[    5.714081]  <TASK>
[    5.714094]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.714115]  register_netdevice (net/core/dev.c:11488)
[    5.714136]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    5.714157]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    5.714179]  vti_init_net (net/ipv4/ip_vti.c:517)
[    5.714200]  ops_init (net/core/net_namespace.c:137)
[    5.714219]  setup_net (net/core/net_namespace.c:446)
[    5.714241]  copy_net_ns (net/core/net_namespace.c:579)
[    5.714261]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.714287]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.714315]  ksys_unshare (kernel/fork.c:3243)
[    5.714337]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.714356]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.714377]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.714404] RIP: 0033:0x7fb7b3601bcb
[    5.714423] 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
[    5.714518] RSP: 002b:00007ffe6b85af18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.714571] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb7b3601bcb
[    5.714613] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.714653] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.714697] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe6b85d140
[    5.714739] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe6b85d8c0
| [    5.714848] ------------[ cut here ]------------
| [    5.714873] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1051
| [    5.714917] Modules linked in:
| [    5.714990] Tainted: [W]=WARN
[    5.715012] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.715054] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.715080] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.715174] RSP: 0018:ff41943ec1417ca8 EFLAGS: 00010286
[    5.715199] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.715240] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddcc00
[    5.715279] RBP: 0000000000000000 R08: ff215c4e4326f310 R09: ff215c4e4471e034
[    5.715320] R10: ff215c4e4616f120 R11: fefefefefefefeff R12: 0000000000000000
[    5.715366] R13: 0000000000000010 R14: ff215c4e4616f000 R15: ff215c4e41ddcc00
[    5.715407] FS:  00007fb7b333f840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.715446] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.715480] CR2: 00007fb7b3546430 CR3: 0000000009e13003 CR4: 0000000000771ef0
[    5.715520] PKRU: 55555554
[    5.715532] Call Trace:
[    5.715547]  <TASK>
[    5.715560]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.715584]  register_netdevice (net/core/dev.c:11488)
[    5.715604]  register_netdev (net/core/dev.c:11552)
[    5.715625]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    5.715646]  ops_init (net/core/net_namespace.c:137)
[    5.715668]  setup_net (net/core/net_namespace.c:446)
[    5.715690]  copy_net_ns (net/core/net_namespace.c:579)
[    5.715710]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.715735]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.715765]  ksys_unshare (kernel/fork.c:3243)
[    5.715788]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.715813]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.715835]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.715860] RIP: 0033:0x7fb7b3601bcb
[    5.715879] 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
[    5.715975] RSP: 002b:00007ffe6b85af18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.716014] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb7b3601bcb
[    5.716059] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.716102] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.716147] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe6b85d140
[    5.716191] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe6b85d8c0
| [    5.716301] ------------[ cut here ]------------
| [    5.716325] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1051
| [    5.716374] Modules linked in:
| [    5.716455] Tainted: [W]=WARN
[    5.716479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.716511] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.716538] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.716637] RSP: 0018:ff41943ec1417ca0 EFLAGS: 00010286
[    5.716664] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.716706] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    5.716745] RBP: 0000000000000000 R08: ff215c4e43339410 R09: ff215c4e4615f030
[    5.716786] R10: ff215c4e4471e120 R11: fefefefefefefeff R12: 0000000000000000
[    5.716827] R13: 0000000000000010 R14: ff215c4e4471e000 R15: ff215c4e4202a000
[    5.716869] FS:  00007fb7b333f840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.716902] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.716938] CR2: 00007fb7b3546430 CR3: 0000000009e13003 CR4: 0000000000771ef0
[    5.716982] PKRU: 55555554
[    5.716997] Call Trace:
[    5.717012]  <TASK>
[    5.717025]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.717048]  register_netdevice (net/core/dev.c:11488)
[    5.717068]  register_netdev (net/core/dev.c:11552)
[    5.717092]  sit_init_net (net/ipv6/sit.c:1860)
[    5.717114]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    5.717135]  ops_init (net/core/net_namespace.c:137)
[    5.717156]  setup_net (net/core/net_namespace.c:446)
[    5.717178]  copy_net_ns (net/core/net_namespace.c:579)
[    5.717201]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.717227]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.717254]  ksys_unshare (kernel/fork.c:3243)
[    5.717277]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.717298]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.717320]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.717349] RIP: 0033:0x7fb7b3601bcb
[    5.717372] 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
[    5.717469] RSP: 002b:00007ffe6b85af18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.717507] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb7b3601bcb
[    5.717547] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.717591] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.717631] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe6b85d140
[    5.717673] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe6b85d8c0
| [    5.717787] ------------[ cut here ]------------
| [    5.717813] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1051
| [    5.717865] Modules linked in:
| [    5.717944] Tainted: [W]=WARN
[    5.717964] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.718000] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.718025] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.718123] RSP: 0018:ff41943ec1417ca8 EFLAGS: 00010286
[    5.718154] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.718194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    5.718232] RBP: 0000000000000000 R08: ff215c4e43284290 R09: ff215c4e460b1030
[    5.718274] R10: ff215c4e4615f120 R11: fefefefefefefeff R12: 0000000000000000
[    5.718314] R13: 0000000000000010 R14: ff215c4e4615f000 R15: ff215c4e4202a000
[    5.718356] FS:  00007fb7b333f840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.718396] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.718434] CR2: 00007fb7b3546430 CR3: 0000000009e13003 CR4: 0000000000771ef0
[    5.718476] PKRU: 55555554
[    5.718490] Call Trace:
[    5.718504]  <TASK>
[    5.718518]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.718538]  register_netdevice (net/core/dev.c:11488)
[    5.718558]  register_netdev (net/core/dev.c:11552)
[    5.718579]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    5.718598]  ops_init (net/core/net_namespace.c:137)
[    5.718618]  setup_net (net/core/net_namespace.c:446)
[    5.718639]  copy_net_ns (net/core/net_namespace.c:579)
[    5.718661]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.718683]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.718710]  ksys_unshare (kernel/fork.c:3243)
[    5.718730]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.718751]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.718772]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.718800] RIP: 0033:0x7fb7b3601bcb
[    5.718818] 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
[    5.718914] RSP: 002b:00007ffe6b85af18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.718954] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb7b3601bcb
[    5.718999] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.719051] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.719092] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe6b85d140
[    5.719132] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe6b85d8c0
| [    5.722091] ------------[ cut here ]------------
| [    5.722120] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/1052
| [    5.722173] Modules linked in:
| [    5.722250] Tainted: [W]=WARN
[    5.722269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.722302] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.722331] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.722413] RSP: 0018:ff41943ec141f720 EFLAGS: 00010286
[    5.722442] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.722482] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.722521] RBP: 0000000000000000 R08: ff215c4e43284850 R09: ff215c4e460b302c
[    5.722567] R10: ff215c4e4472e120 R11: fefefefefefefeff R12: 0000000000000000
[    5.722609] R13: 0000000000000010 R14: ff215c4e4472e000 R15: ff215c4e42028b00
[    5.722655] FS:  00007f0fab7e4840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.722695] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.722721] CR2: 0000000013307988 CR3: 000000000bb8b006 CR4: 0000000000771ef0
[    5.722761] PKRU: 55555554
[    5.722775] Call Trace:
[    5.722790]  <TASK>
[    5.722805]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.722824]  __dev_notify_flags (net/core/dev.c:9787)
[    5.722844]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    5.722865]  netif_change_flags (net/core/dev.c:9820)
[    5.722887]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.722905]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.722932]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.722954]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.722976]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.722998]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.723017]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.723041]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.723072]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.723095]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.723117]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.723139]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.723161]  ___sys_sendmsg (net/socket.c:2752)
[    5.723183]  __sys_sendmsg (net/socket.c:2784)
[    5.723202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.723224]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.723252] RIP: 0033:0x7f0faba1e08e
[    5.723272] 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
[    5.723341] RSP: 002b:00007ffc889e4b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.723379] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0faba1e08e
[    5.723422] RDX: 0000000000000000 RSI: 00007ffc889e4be0 RDI: 0000000000000005
[    5.723463] RBP: 00007ffc889e4b40 R08: 0000000000000000 R09: 0000000000000000
[    5.723499] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.723540] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc889e52b0
| [    5.726629] ------------[ cut here ]------------
| [    5.726659] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.726713] Modules linked in:
| [    5.726796] Tainted: [W]=WARN
[    5.726810] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.726848] Workqueue: netns cleanup_net
[    5.726869] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.726898] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.726989] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.727014] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.727057] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.727098] RBP: 0000000000000000 R08: ff215c4e43339210 R09: ff215c4e46181030
[    5.727143] R10: ff215c4e4615d120 R11: fefefefefefefeff R12: 0000000000000000
[    5.727184] R13: 0000000000000011 R14: ff215c4e4615d000 R15: ff215c4e42028b00
[    5.727228] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.727275] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.727308] CR2: 00007f0fab8b1574 CR3: 0000000008847001 CR4: 0000000000771ef0
[    5.727355] PKRU: 55555554
[    5.727366] Call Trace:
[    5.727381]  <TASK>
[    5.727394]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.727421]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.727443]  cleanup_net (net/core/net_namespace.c:702)
[    5.727466]  process_one_work (kernel/workqueue.c:3314)
[    5.727489]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.727511]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.727530]  kthread (kernel/kthread.c:436)
[    5.727553]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.727579]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.727599]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.727621]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.727728] ------------[ cut here ]------------
| [    5.727756] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.727811] Modules linked in:
| [    5.727887] Tainted: [W]=WARN
[    5.727909] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.727952] Workqueue: netns cleanup_net
[    5.727973] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.728000] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.728099] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.728130] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.728169] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.728213] RBP: 0000000000000000 R08: ff215c4e4331d150 R09: ff215c4e446c7030
[    5.728249] R10: ff215c4e42ee7120 R11: fefefefefefefeff R12: 0000000000000000
[    5.728289] R13: 0000000000000011 R14: ff215c4e42ee7000 R15: ff215c4e42028b00
[    5.728336] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.728380] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.728412] CR2: 00007f0fab8b1574 CR3: 0000000008847001 CR4: 0000000000771ef0
[    5.728452] PKRU: 55555554
[    5.728465] Call Trace:
[    5.728479]  <TASK>
[    5.728493]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.728519]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.728538]  cleanup_net (net/core/net_namespace.c:702)
[    5.728559]  process_one_work (kernel/workqueue.c:3314)
[    5.728585]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.728606]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.728625]  kthread (kernel/kthread.c:436)
[    5.728643]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.728661]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.728683]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.728707]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.728798] ------------[ cut here ]------------
| [    5.728828] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.728883] Modules linked in:
| [    5.728957] Tainted: [W]=WARN
[    5.728981] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.729016] Workqueue: netns cleanup_net
[    5.729037] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.729068] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.729170] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.729199] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.729238] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.729277] RBP: 0000000000000000 R08: ff215c4e43339810 R09: ff215c4e413d6834
[    5.729319] R10: ff215c4e46159120 R11: fefefefefefefeff R12: 0000000000000000
[    5.729360] R13: 0000000000000011 R14: ff215c4e46159000 R15: ff215c4e42028b00
[    5.729405] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.729446] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.729482] CR2: 00007f0fab8b1574 CR3: 0000000008847001 CR4: 0000000000771ef0
[    5.729521] PKRU: 55555554
[    5.729535] Call Trace:
[    5.729549]  <TASK>
[    5.729566]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.729594]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.729611]  cleanup_net (net/core/net_namespace.c:702)
[    5.729634]  process_one_work (kernel/workqueue.c:3314)
[    5.729651]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.729672]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.729693]  kthread (kernel/kthread.c:436)
[    5.729714]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.729733]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.729755]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.729778]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.729866] ------------[ cut here ]------------
| [    5.729890] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.729948] Modules linked in:
| [    5.730026] Tainted: [W]=WARN
[    5.730050] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.730085] Workqueue: netns cleanup_net
[    5.730104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.730130] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.730223] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.730252] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.730292] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.730334] RBP: 0000000000000000 R08: ff215c4e444d9c90 R09: ff215c4e46165030
[    5.730374] R10: ff215c4e4472f120 R11: fefefefefefefeff R12: 0000000000000000
[    5.730417] R13: 0000000000000011 R14: ff215c4e4472f000 R15: ff215c4e42028b00
[    5.730459] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.730498] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.730525] CR2: 00007f0fab8b1574 CR3: 0000000008847001 CR4: 0000000000771ef0
[    5.730569] PKRU: 55555554
[    5.730583] Call Trace:
[    5.730596]  <TASK>
[    5.730611]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.730638]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.730657]  cleanup_net (net/core/net_namespace.c:702)
[    5.730679]  process_one_work (kernel/workqueue.c:3314)
[    5.730700]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.730720]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.730739]  kthread (kernel/kthread.c:436)
[    5.730760]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.730780]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.730801]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.730823]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.730910] ------------[ cut here ]------------
| [    5.730940] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.730996] Modules linked in:
| [    5.731067] Tainted: [W]=WARN
[    5.731088] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.731122] Workqueue: netns cleanup_net
[    5.731145] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.731169] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.731267] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.731295] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.731336] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.731377] RBP: 0000000000000000 R08: ff215c4e43284350 R09: ff215c4e446d9030
[    5.731420] R10: ff215c4e446fb120 R11: fefefefefefefeff R12: 0000000000000000
[    5.731462] R13: 0000000000000011 R14: ff215c4e446fb000 R15: ff215c4e42028b00
[    5.731507] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.731548] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.731582] CR2: 00007f0fab8b1574 CR3: 0000000008847001 CR4: 0000000000771ef0
[    5.731624] PKRU: 55555554
[    5.731638] Call Trace:
[    5.731651]  <TASK>
[    5.731664]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.731691]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.731712]  cleanup_net (net/core/net_namespace.c:702)
[    5.731730]  process_one_work (kernel/workqueue.c:3314)
[    5.731748]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.731767]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.731786]  kthread (kernel/kthread.c:436)
[    5.731809]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.731829]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.731850]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.731871]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.731962] ------------[ cut here ]------------
| [    5.731987] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.732040] Modules linked in:
| [    5.732117] Tainted: [W]=WARN
[    5.732137] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.732171] Workqueue: netns cleanup_net
[    5.732193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.732222] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.732316] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.732343] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.732382] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.732419] RBP: 0000000000000000 R08: ff215c4e433399d0 R09: ff215c4e446b8030
[    5.732457] R10: ff215c4e4471a120 R11: fefefefefefefeff R12: 0000000000000000
[    5.732503] R13: 0000000000000011 R14: ff215c4e4471a000 R15: ff215c4e42028b00
[    5.732543] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.732584] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.732615] CR2: 00007f0fab8b1574 CR3: 0000000008847001 CR4: 0000000000771ef0
[    5.732654] PKRU: 55555554
[    5.732667] Call Trace:
[    5.732680]  <TASK>
[    5.732693]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.732721]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.732740]  cleanup_net (net/core/net_namespace.c:702)
[    5.732760]  process_one_work (kernel/workqueue.c:3314)
[    5.732781]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.732801]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.732821]  kthread (kernel/kthread.c:436)
[    5.732838]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.732858]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.732878]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.732900]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.732991] ------------[ cut here ]------------
| [    5.733021] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.733080] Modules linked in:
| [    5.733165] Tainted: [W]=WARN
[    5.733184] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.733216] Workqueue: netns cleanup_net
[    5.733239] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.733265] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.733359] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.733387] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.733423] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.733465] RBP: 0000000000000000 R08: ff215c4e418dedd0 R09: ff215c4e446e9830
[    5.733504] R10: ff215c4e446ca120 R11: fefefefefefefeff R12: 0000000000000000
[    5.733546] R13: 0000000000000011 R14: ff215c4e446ca000 R15: ff215c4e42028b00
[    5.733590] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.733632] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.733669] CR2: 00007f0fab8b1574 CR3: 0000000008847001 CR4: 0000000000771ef0
[    5.733712] PKRU: 55555554
[    5.733724] Call Trace:
[    5.733737]  <TASK>
[    5.733750]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.733775]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.733792]  cleanup_net (net/core/net_namespace.c:702)
[    5.733813]  process_one_work (kernel/workqueue.c:3314)
[    5.733834]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.733854]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.733878]  kthread (kernel/kthread.c:436)
[    5.733900]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.733921]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.733945]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.733967]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.734058] ------------[ cut here ]------------
| [    5.734083] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.734130] Modules linked in:
| [    5.734207] Tainted: [W]=WARN
[    5.734227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.734264] Workqueue: netns cleanup_net
[    5.734281] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.734311] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.734407] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.734435] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.734477] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.734519] RBP: 0000000000000000 R08: ff215c4e43339490 R09: ff215c4e431de034
[    5.734564] R10: ff215c4e446c9120 R11: fefefefefefefeff R12: 0000000000000000
[    5.734595] R13: 0000000000000011 R14: ff215c4e446c9000 R15: ff215c4e42028b00
[    5.734634] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.734683] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.734719] CR2: 00007f0fab8b1574 CR3: 0000000008847001 CR4: 0000000000771ef0
[    5.734760] PKRU: 55555554
[    5.734774] Call Trace:
[    5.734788]  <TASK>
[    5.734800]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.734829]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.734849]  cleanup_net (net/core/net_namespace.c:702)
[    5.734871]  process_one_work (kernel/workqueue.c:3314)
[    5.734892]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.734911]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.734931]  kthread (kernel/kthread.c:436)
[    5.734953]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.734970]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.734991]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.735013]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.735111] ------------[ cut here ]------------
| [    5.735137] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.735179] Modules linked in:
| [    5.735262] Tainted: [W]=WARN
[    5.735285] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.735321] Workqueue: netns cleanup_net
[    5.735342] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.735370] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.735466] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.735492] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.735535] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.735577] RBP: 0000000000000000 R08: ff215c4e41229f50 R09: ff215c4e46175830
[    5.735619] R10: ff215c4e4612f120 R11: fefefefefefefeff R12: 0000000000000000
[    5.735661] R13: 0000000000000011 R14: ff215c4e4612f000 R15: ff215c4e42028b00
[    5.735704] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.735748] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.735781] CR2: 00007f0fab8b1574 CR3: 0000000008847001 CR4: 0000000000771ef0
[    5.735817] PKRU: 55555554
[    5.735831] Call Trace:
[    5.735845]  <TASK>
[    5.735859]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.735889]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.735910]  cleanup_net (net/core/net_namespace.c:702)
[    5.735931]  process_one_work (kernel/workqueue.c:3314)
[    5.735950]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.735969]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.735989]  kthread (kernel/kthread.c:436)
[    5.736010]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.736034]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.736054]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.736073]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.736160] ------------[ cut here ]------------
| [    5.736184] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.736238] Modules linked in:
| [    5.736313] Tainted: [W]=WARN
[    5.736335] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.736369] Workqueue: netns cleanup_net
[    5.736394] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.736419] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.736512] RSP: 0018:ff41943ec0247ce8 EFLAGS: 00010286
[    5.736539] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.736580] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.736619] RBP: 0000000000000000 R08: ff215c4e433397d0 R09: ff215c4e46170830
[    5.736661] R10: ff215c4e42ee4120 R11: fefefefefefefeff R12: 0000000000000000
[    5.736701] R13: 0000000000000011 R14: ff215c4e42ee4000 R15: ff215c4e42028b00
[    5.736746] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.736787] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.736822] CR2: 00007f0fab8b1574 CR3: 0000000008847001 CR4: 0000000000771ef0
[    5.736861] PKRU: 55555554
[    5.736877] Call Trace:
[    5.736891]  <TASK>
[    5.736907]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.736937]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.736961]  cleanup_net (net/core/net_namespace.c:702)
[    5.736981]  process_one_work (kernel/workqueue.c:3314)
[    5.737002]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.737024]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.737047]  kthread (kernel/kthread.c:436)
[    5.737070]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.737091]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.737112]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.737131]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.742613] ------------[ cut here ]------------
| [    5.742645] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.742703] Modules linked in:
| [    5.742780] Tainted: [W]=WARN
[    5.742801] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.742834] Workqueue: netns cleanup_net
[    5.742855] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.742882] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.742974] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    5.743002] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.743048] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.743087] RBP: 0000000000000000 R08: ff215c4e43268690 R09: ff215c4e42ee4030
[    5.743125] R10: ff215c4e44729120 R11: fefefefefefefeff R12: 0000000000000000
[    5.743166] R13: 0000000000000010 R14: ff215c4e44729000 R15: ff215c4e42028b00
[    5.743208] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.743252] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.743283] CR2: 0000559f196ad2b8 CR3: 0000000009b93003 CR4: 0000000000771ef0
[    5.743327] PKRU: 55555554
[    5.743339] Call Trace:
[    5.743353]  <TASK>
[    5.743368]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.743388]  netif_close_many (net/core/dev.c:1804)
[    5.743411]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.743437]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    5.743467]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.743492]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.743514]  cleanup_net (net/core/net_namespace.c:702)
[    5.743536]  process_one_work (kernel/workqueue.c:3314)
[    5.743558]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.743581]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.743601]  kthread (kernel/kthread.c:436)
[    5.743621]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.743641]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.743665]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.743687]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.743774] ------------[ cut here ]------------
| [    5.743801] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.743854] Modules linked in:
| [    5.743930] Tainted: [W]=WARN
[    5.743949] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.743984] Workqueue: netns cleanup_net
[    5.744004] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.744029] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.744107] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    5.744134] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.744175] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.744218] RBP: 0000000000000000 R08: ff215c4e4326f690 R09: ff215c4e42ee402c
[    5.744256] R10: ff215c4e4612e120 R11: fefefefefefefeff R12: 0000000000000000
[    5.744299] R13: 0000000000000010 R14: ff215c4e4612e000 R15: ff215c4e42028b00
[    5.744339] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.744376] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.744409] CR2: 0000559f196ad2b8 CR3: 0000000009b93003 CR4: 0000000000771ef0
[    5.744451] PKRU: 55555554
[    5.744466] Call Trace:
[    5.744479]  <TASK>
[    5.744493]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.744513]  netif_close_many (net/core/dev.c:1804)
[    5.744531]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.744557]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    5.744590]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.744617]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.744634]  cleanup_net (net/core/net_namespace.c:702)
[    5.744656]  process_one_work (kernel/workqueue.c:3314)
[    5.744677]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.744700]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.744721]  kthread (kernel/kthread.c:436)
[    5.744742]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.744766]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.744787]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.744809]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.744887] ------------[ cut here ]------------
| [    5.744917] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.744974] Modules linked in:
| [    5.745053] Tainted: [W]=WARN
[    5.745072] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.745108] Workqueue: netns cleanup_net
[    5.745129] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.745156] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.745240] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    5.745270] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.745308] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.745347] RBP: 0000000000000000 R08: ff215c4e43284e10 R09: ff215c4e42ee4030
[    5.745390] R10: ff215c4e460c5120 R11: fefefefefefefeff R12: 0000000000000000
[    5.745429] R13: 0000000000000010 R14: ff215c4e460c5000 R15: ff215c4e42028b00
[    5.745473] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.745511] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.745542] CR2: 0000559f196ad2b8 CR3: 0000000009b93003 CR4: 0000000000771ef0
[    5.745585] PKRU: 55555554
[    5.745602] Call Trace:
[    5.745616]  <TASK>
[    5.745629]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.745654]  netif_close_many (net/core/dev.c:1804)
[    5.745676]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.745703]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    5.745731]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.745760]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.745781]  cleanup_net (net/core/net_namespace.c:702)
[    5.745802]  process_one_work (kernel/workqueue.c:3314)
[    5.745822]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.745840]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.745862]  kthread (kernel/kthread.c:436)
[    5.745883]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.745903]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.745924]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.745948]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.746020] ------------[ cut here ]------------
| [    5.746049] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.746103] Modules linked in:
| [    5.746182] Tainted: [W]=WARN
[    5.746203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.746236] Workqueue: netns cleanup_net
[    5.746257] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.746286] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.746378] RSP: 0018:ff41943ec0247c08 EFLAGS: 00010286
[    5.746408] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.746446] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.746485] RBP: 0000000000000000 R08: ff215c4e444bfb50 R09: ff215c4e42ee402c
[    5.746527] R10: ff215c4e44718120 R11: fefefefefefefeff R12: 0000000000000000
[    5.746568] R13: 0000000000000010 R14: ff215c4e44718000 R15: ff215c4e42028b00
[    5.746614] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.746655] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.746689] CR2: 0000559f196ad2b8 CR3: 0000000009b93003 CR4: 0000000000771ef0
[    5.746728] PKRU: 55555554
[    5.746743] Call Trace:
[    5.746760]  <TASK>
[    5.746775]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.746800]  netif_close_many (net/core/dev.c:1804)
[    5.746821]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.746849]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    5.746875]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.746902]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.746924]  cleanup_net (net/core/net_namespace.c:702)
[    5.746945]  process_one_work (kernel/workqueue.c:3314)
[    5.746966]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.746986]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.747005]  kthread (kernel/kthread.c:436)
[    5.747026]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.747051]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.747072]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.747094]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.747196] ------------[ cut here ]------------
| [    5.747224] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.747268] Modules linked in:
| [    5.747343] Tainted: [W]=WARN
[    5.747362] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.747396] Workqueue: netns cleanup_net
[    5.747414] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.747447] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.747539] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    5.747567] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.747602] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.747641] RBP: 0000000000000000 R08: ff215c4e43268690 R09: ff215c4e431d9030
[    5.747683] R10: ff215c4e44729120 R11: fefefefefefefeff R12: 0000000000000000
[    5.747721] R13: 0000000000000011 R14: ff215c4e44729000 R15: ff215c4e42028b00
[    5.747764] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.747805] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.747841] CR2: 0000559f196ad2b8 CR3: 0000000009b93003 CR4: 0000000000771ef0
[    5.747879] PKRU: 55555554
[    5.747893] Call Trace:
[    5.747907]  <TASK>
[    5.747922]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.747946]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.747975]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.747997]  cleanup_net (net/core/net_namespace.c:702)
[    5.748015]  process_one_work (kernel/workqueue.c:3314)
[    5.748047]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.748068]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.748089]  kthread (kernel/kthread.c:436)
[    5.748112]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.748132]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.748152]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.748172]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.748272] ------------[ cut here ]------------
| [    5.748296] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.748361] Modules linked in:
| [    5.748435] Tainted: [W]=WARN
[    5.748455] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.748484] Workqueue: netns cleanup_net
[    5.748506] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.748530] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.748623] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    5.748651] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.748693] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.748735] RBP: 0000000000000000 R08: ff215c4e4326f690 R09: ff215c4e4616402c
[    5.748774] R10: ff215c4e4612e120 R11: fefefefefefefeff R12: 0000000000000000
[    5.748813] R13: 0000000000000011 R14: ff215c4e4612e000 R15: ff215c4e42028b00
[    5.748856] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.748896] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.748927] CR2: 0000559f196ad2b8 CR3: 0000000009b93003 CR4: 0000000000771ef0
[    5.748967] PKRU: 55555554
[    5.748981] Call Trace:
[    5.748996]  <TASK>
[    5.749010]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.749038]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.749065]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.749082]  cleanup_net (net/core/net_namespace.c:702)
[    5.749109]  process_one_work (kernel/workqueue.c:3314)
[    5.749130]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.749151]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.749169]  kthread (kernel/kthread.c:436)
[    5.749191]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.749214]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.749233]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.749253]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.749357] ------------[ cut here ]------------
| [    5.749382] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.749431] Modules linked in:
| [    5.749510] Tainted: [W]=WARN
[    5.749533] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.749568] Workqueue: netns cleanup_net
[    5.749588] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.749614] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.749701] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    5.749727] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.749766] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.749809] RBP: 0000000000000000 R08: ff215c4e43284e10 R09: ff215c4e44705830
[    5.749855] R10: ff215c4e460c5120 R11: fefefefefefefeff R12: 0000000000000000
[    5.749900] R13: 0000000000000011 R14: ff215c4e460c5000 R15: ff215c4e42028b00
[    5.749940] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.749982] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.750014] CR2: 0000559f196ad2b8 CR3: 0000000008847001 CR4: 0000000000771ef0
[    5.750059] PKRU: 55555554
[    5.750071] Call Trace:
[    5.750087]  <TASK>
[    5.750103]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.750132]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.750158]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.750178]  cleanup_net (net/core/net_namespace.c:702)
[    5.750197]  process_one_work (kernel/workqueue.c:3314)
[    5.750220]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.750242]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.750264]  kthread (kernel/kthread.c:436)
[    5.750286]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.750308]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.750331]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.750353]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.750448] ------------[ cut here ]------------
| [    5.750473] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    5.750515] Modules linked in:
| [    5.750594] Tainted: [W]=WARN
[    5.750615] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.750654] Workqueue: netns cleanup_net
[    5.750676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.750707] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.750802] RSP: 0018:ff41943ec0247c78 EFLAGS: 00010286
[    5.750831] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.750870] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.750912] RBP: 0000000000000000 R08: ff215c4e444bfb50 R09: ff215c4e463ce02c
[    5.750954] R10: ff215c4e44718120 R11: fefefefefefefeff R12: 0000000000000000
[    5.750991] R13: 0000000000000011 R14: ff215c4e44718000 R15: ff215c4e42028b00
[    5.751029] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.751071] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.751104] CR2: 0000559f196ad2b8 CR3: 0000000008847001 CR4: 0000000000771ef0
[    5.751144] PKRU: 55555554
[    5.751157] Call Trace:
[    5.751170]  <TASK>
[    5.751186]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.751214]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.751242]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.751265]  cleanup_net (net/core/net_namespace.c:702)
[    5.751284]  process_one_work (kernel/workqueue.c:3314)
[    5.751303]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.751324]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.751346]  kthread (kernel/kthread.c:436)
[    5.751369]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.751391]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.751414]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.751436]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.762832] ------------[ cut here ]------------
| [    5.762862] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1060
| [    5.762914] Modules linked in:
| [    5.762992] Tainted: [W]=WARN
[    5.763013] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.763048] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.763075] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.763173] RSP: 0018:ff41943ec144fcb8 EFLAGS: 00010286
[    5.763200] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.763239] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd000
[    5.763276] RBP: 0000000000000000 R08: ff215c4e418baf50 R09: ff215c4e4615902c
[    5.763317] R10: ff215c4e4471a120 R11: fefefefefefefeff R12: 0000000000000000
[    5.763358] R13: 0000000000000010 R14: ff215c4e4471a000 R15: ff215c4e41ddd000
[    5.763406] FS:  00007fbc65df7840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.763449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.763481] CR2: 00007fbc660017d0 CR3: 000000000b45d002 CR4: 0000000000771ef0
[    5.763524] PKRU: 55555554
[    5.763539] Call Trace:
[    5.763552]  <TASK>
[    5.763573]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.763598]  register_netdevice (net/core/dev.c:11488)
[    5.763619]  register_netdev (net/core/dev.c:11552)
[    5.763641]  loopback_net_init (drivers/net/loopback.c:218)
[    5.763665]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    5.763695]  ops_init (net/core/net_namespace.c:137)
[    5.763715]  setup_net (net/core/net_namespace.c:446)
[    5.763733]  copy_net_ns (net/core/net_namespace.c:579)
[    5.763753]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.763779]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.763811]  ksys_unshare (kernel/fork.c:3243)
[    5.763834]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.763854]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.763875]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.763902] RIP: 0033:0x7fbc660b9bcb
[    5.763920] 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
[    5.764012] RSP: 002b:00007fff9f0576d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.764052] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbc660b9bcb
[    5.764099] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.764137] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.764175] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff9f059900
[    5.764212] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff9f05a8be
| [    5.764320] ------------[ cut here ]------------
| [    5.764345] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1060
| [    5.764392] Modules linked in:
| [    5.764466] Tainted: [W]=WARN
[    5.764486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.764518] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.764545] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.764636] RSP: 0018:ff41943ec144fc10 EFLAGS: 00010286
[    5.764663] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.764704] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029500
[    5.764745] RBP: 0000000000000000 R08: ff215c4e418d54d0 R09: ff215c4e46170030
[    5.764786] R10: ff215c4e46159120 R11: fefefefefefefeff R12: 0000000000000000
[    5.764824] R13: 0000000000000010 R14: ff215c4e46159000 R15: ff215c4e42029500
[    5.764873] FS:  00007fbc65df7840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.764912] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.764947] CR2: 00007fbc660017d0 CR3: 000000000b45d002 CR4: 0000000000771ef0
[    5.764986] PKRU: 55555554
[    5.764999] Call Trace:
[    5.765014]  <TASK>
[    5.765027]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.765051]  register_netdevice (net/core/dev.c:11488)
[    5.765073]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    5.765098]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    5.765118]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    5.765139]  ops_init (net/core/net_namespace.c:137)
[    5.765161]  setup_net (net/core/net_namespace.c:446)
[    5.765183]  copy_net_ns (net/core/net_namespace.c:579)
[    5.765202]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.765228]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.765255]  ksys_unshare (kernel/fork.c:3243)
[    5.765274]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.765296]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.765317]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.765343] RIP: 0033:0x7fbc660b9bcb
[    5.765364] 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
[    5.765461] RSP: 002b:00007fff9f0576d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.765501] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbc660b9bcb
[    5.765545] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.765588] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.765633] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff9f059900
[    5.765675] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff9f05a8be
| [    5.765789] ------------[ cut here ]------------
| [    5.765816] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1060
| [    5.765864] Modules linked in:
| [    5.765941] Tainted: [W]=WARN
[    5.765961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.765994] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.766022] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.766122] RSP: 0018:ff41943ec144fbf0 EFLAGS: 00010286
[    5.766151] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.766188] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418f5f00
[    5.766236] RBP: 0000000000000000 R08: ff215c4e4442cc90 R09: ff215c4e43081830
[    5.766278] R10: ff215c4e42ee7120 R11: fefefefefefefeff R12: 0000000000000000
[    5.766319] R13: 0000000000000010 R14: ff215c4e42ee7000 R15: ff215c4e418f5f00
[    5.766363] FS:  00007fbc65df7840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.766404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.766439] CR2: 00007fbc660017d0 CR3: 000000000b45d002 CR4: 0000000000771ef0
[    5.766481] PKRU: 55555554
[    5.766494] Call Trace:
[    5.766504]  <TASK>
[    5.766520]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.766541]  register_netdevice (net/core/dev.c:11488)
[    5.766565]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    5.766589]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    5.766608]  vti_init_net (net/ipv4/ip_vti.c:517)
[    5.766629]  ops_init (net/core/net_namespace.c:137)
[    5.766651]  setup_net (net/core/net_namespace.c:446)
[    5.766673]  copy_net_ns (net/core/net_namespace.c:579)
[    5.766694]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.766720]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.766747]  ksys_unshare (kernel/fork.c:3243)
[    5.766770]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.766791]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.766812]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.766838] RIP: 0033:0x7fbc660b9bcb
[    5.766859] 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
[    5.766950] RSP: 002b:00007fff9f0576d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.766987] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbc660b9bcb
[    5.767028] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.767071] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.767115] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff9f059900
[    5.767158] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff9f05a8be
| [    5.767268] ------------[ cut here ]------------
| [    5.767296] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1060
| [    5.767347] Modules linked in:
| [    5.767430] Tainted: [W]=WARN
[    5.767449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.767481] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.767503] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.767598] RSP: 0018:ff41943ec144fca8 EFLAGS: 00010286
[    5.767624] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.767667] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c400
[    5.767708] RBP: 0000000000000000 R08: ff215c4e444e87d0 R09: ff215c4e42ee5034
[    5.767750] R10: ff215c4e4615d120 R11: fefefefefefefeff R12: 0000000000000000
[    5.767791] R13: 0000000000000010 R14: ff215c4e4615d000 R15: ff215c4e4190c400
[    5.767834] FS:  00007fbc65df7840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.767878] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.767910] CR2: 00007fbc660017d0 CR3: 000000000b45d002 CR4: 0000000000771ef0
[    5.767954] PKRU: 55555554
[    5.767968] Call Trace:
[    5.767981]  <TASK>
[    5.767993]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.768013]  register_netdevice (net/core/dev.c:11488)
[    5.768038]  register_netdev (net/core/dev.c:11552)
[    5.768061]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    5.768082]  ops_init (net/core/net_namespace.c:137)
[    5.768101]  setup_net (net/core/net_namespace.c:446)
[    5.768123]  copy_net_ns (net/core/net_namespace.c:579)
[    5.768145]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.768171]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.768199]  ksys_unshare (kernel/fork.c:3243)
[    5.768221]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.768241]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.768262]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.768289] RIP: 0033:0x7fbc660b9bcb
[    5.768310] 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
[    5.768406] RSP: 002b:00007fff9f0576d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.768447] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbc660b9bcb
[    5.768488] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.768529] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.768575] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff9f059900
[    5.768615] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff9f05a8be
| [    5.768728] ------------[ cut here ]------------
| [    5.768759] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1060
| [    5.768807] Modules linked in:
| [    5.768883] Tainted: [W]=WARN
[    5.768903] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.768934] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.768962] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.769060] RSP: 0018:ff41943ec144fca0 EFLAGS: 00010286
[    5.769087] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.769124] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4190c600
[    5.769163] RBP: 0000000000000000 R08: ff215c4e44435f50 R09: ff215c4e43076030
[    5.769203] R10: ff215c4e42ee5120 R11: fefefefefefefeff R12: 0000000000000000
[    5.769238] R13: 0000000000000010 R14: ff215c4e42ee5000 R15: ff215c4e4190c600
[    5.769280] FS:  00007fbc65df7840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.769322] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.769359] CR2: 00007fbc660017d0 CR3: 000000000b45d002 CR4: 0000000000771ef0
[    5.769402] PKRU: 55555554
[    5.769414] Call Trace:
[    5.769428]  <TASK>
[    5.769441]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.769463]  register_netdevice (net/core/dev.c:11488)
[    5.769482]  register_netdev (net/core/dev.c:11552)
[    5.769503]  sit_init_net (net/ipv6/sit.c:1860)
[    5.769523]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    5.769544]  ops_init (net/core/net_namespace.c:137)
[    5.769567]  setup_net (net/core/net_namespace.c:446)
[    5.769586]  copy_net_ns (net/core/net_namespace.c:579)
[    5.769608]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.769635]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.769658]  ksys_unshare (kernel/fork.c:3243)
[    5.769677]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.769697]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.769718]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.769747] RIP: 0033:0x7fbc660b9bcb
[    5.769768] 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
[    5.769854] RSP: 002b:00007fff9f0576d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.769893] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbc660b9bcb
[    5.769930] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.769969] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.770007] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff9f059900
[    5.770046] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff9f05a8be
| [    5.770151] ------------[ cut here ]------------
| [    5.770176] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1060
| [    5.770221] Modules linked in:
| [    5.770295] Tainted: [W]=WARN
[    5.770315] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.770350] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.770376] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.770467] RSP: 0018:ff41943ec144fca8 EFLAGS: 00010286
[    5.770495] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.770534] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    5.770576] RBP: 0000000000000000 R08: ff215c4e444bfc50 R09: ff215c4e4617d030
[    5.770615] R10: ff215c4e43076120 R11: fefefefefefefeff R12: 0000000000000000
[    5.770655] R13: 0000000000000010 R14: ff215c4e43076000 R15: ff215c4e4202a000
[    5.770699] FS:  00007fbc65df7840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.770737] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.770772] CR2: 00007fbc660017d0 CR3: 000000000b45d002 CR4: 0000000000771ef0
[    5.770812] PKRU: 55555554
[    5.770825] Call Trace:
[    5.770837]  <TASK>
[    5.770851]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.770873]  register_netdevice (net/core/dev.c:11488)
[    5.770892]  register_netdev (net/core/dev.c:11552)
[    5.770911]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    5.770933]  ops_init (net/core/net_namespace.c:137)
[    5.770954]  setup_net (net/core/net_namespace.c:446)
[    5.770976]  copy_net_ns (net/core/net_namespace.c:579)
[    5.770998]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.771023]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.771053]  ksys_unshare (kernel/fork.c:3243)
[    5.771072]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.771094]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.771114]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.771141] RIP: 0033:0x7fbc660b9bcb
[    5.771161] 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
[    5.771258] RSP: 002b:00007fff9f0576d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.771299] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbc660b9bcb
[    5.771341] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.771378] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.771421] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff9f059900
[    5.771465] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff9f05a8be
| [    5.774475] ------------[ cut here ]------------
| [    5.774533] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/1061
| [    5.774624] Modules linked in:
| [    5.774768] Tainted: [W]=WARN
[    5.774820] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.774886] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.774947] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.775077] RSP: 0018:ff41943ec1457720 EFLAGS: 00010286
[    5.775137] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.775208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    5.775280] RBP: 0000000000000000 R08: ff215c4e418baf50 R09: ff215c4e49e1a02c
[    5.775353] R10: ff215c4e4471a120 R11: fefefefefefefeff R12: 0000000000000000
[    5.775425] R13: 0000000000000010 R14: ff215c4e4471a000 R15: ff215c4e41ddd200
[    5.775500] FS:  00007fe5aa97e840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.775580] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.775646] CR2: 000000001bd9c988 CR3: 000000000b285005 CR4: 0000000000771ef0
[    5.775720] PKRU: 55555554
[    5.775766] Call Trace:
[    5.775812]  <TASK>
[    5.775858]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.775912]  __dev_notify_flags (net/core/dev.c:9787)
[    5.775966]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    5.776020]  netif_change_flags (net/core/dev.c:9820)
[    5.776081]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.776136]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.776198]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.776253]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.776308]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.776368]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.776423]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.776478]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.776539]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.776600]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.776655]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.776709]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.776763]  ___sys_sendmsg (net/socket.c:2752)
[    5.776818]  __sys_sendmsg (net/socket.c:2784)
[    5.776872]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.776926]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.776985] RIP: 0033:0x7fe5aabb808e
[    5.777043] 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
[    5.777166] RSP: 002b:00007ffd36a346a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.777238] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe5aabb808e
[    5.777309] RDX: 0000000000000000 RSI: 00007ffd36a34750 RDI: 0000000000000005
[    5.777381] RBP: 00007ffd36a346b0 R08: 0000000000000000 R09: 0000000000000000
[    5.777454] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.777525] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd36a34e20
| [    5.797927] ------------[ cut here ]------------
| [    5.797989] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/1069
| [    5.798077] Modules linked in:
| [    5.798217] Tainted: [W]=WARN
[    5.798270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.798336] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.798396] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.798519] RSP: 0018:ff41943ec146fcb8 EFLAGS: 00010286
[    5.798592] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.798665] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd200
[    5.798737] RBP: 0000000000000000 R08: ff215c4e418ba210 R09: ff215c4e4612a02c
[    5.798809] R10: ff215c4e446ce120 R11: fefefefefefefeff R12: 0000000000000000
[    5.798880] R13: 0000000000000010 R14: ff215c4e446ce000 R15: ff215c4e41ddd200
[    5.798956] FS:  00007f8be52e8840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.799038] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.799111] CR2: 00007f8be54f27d0 CR3: 00000000032b1002 CR4: 0000000000771ef0
[    5.799185] PKRU: 55555554
[    5.799230] Call Trace:
[    5.799276]  <TASK>
[    5.799322]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.799376]  register_netdevice (net/core/dev.c:11488)
[    5.799430]  register_netdev (net/core/dev.c:11552)
[    5.799483]  loopback_net_init (drivers/net/loopback.c:218)
[    5.799537]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    5.799604]  ops_init (net/core/net_namespace.c:137)
[    5.799659]  setup_net (net/core/net_namespace.c:446)
[    5.799713]  copy_net_ns (net/core/net_namespace.c:579)
[    5.799767]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.799827]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.799888]  ksys_unshare (kernel/fork.c:3243)
[    5.799942]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.799996]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.800056]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.800115] RIP: 0033:0x7f8be55aabcb
[    5.800169] 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
[    5.800294] RSP: 002b:00007ffd1579bd08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    5.800368] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8be55aabcb
[    5.800441] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.800514] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.800592] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1579df30
[    5.800665] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1579e8bc
| [    5.800885] ------------[ cut here ]------------
| [    5.800944] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/1069
| [    5.801023] Modules linked in:
| [    5.801169] Tainted: [W]=WARN
[    5.801221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.801286] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.801345] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.801469] RSP: 0018:ff41943ec146fc10 EFLAGS: 00010286
[    5.801529] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.801607] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e418f2b00
[    5.801680] RBP: 0000000000000000 R08: ff215c4e444b1690 R09: ff215c4e446bd030
[    5.801753] R10: ff215c4e4612a120 R11: fefefefefefefeff R12: 0000000000000000
[    5.801826] R13: 0000000000000010 R14: ff215c4e4612a000 R15: ff215c4e418f2b00
[    5.801901] FS:  00007f8be52e8840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.801976] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.802077] CR2: 00007f8be54f27d0 CR3: 00000000032b1002 CR4: 0000000000771ef0
[    5.802163] PKRU: 55555554
[    5.802211] Call Trace:
[    5.802256]  <TASK>
[    5.802303]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.802356]  register_netdevice (net/core/dev.c:11488)
[    5.802410]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    5.802465]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    5.802519]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    5.802581]  ops_init (net/core/net_namespace.c:137)
[    5.802636]  setup_net (net/core/net_namespace.c:446)
[    5.802694]  copy_net_ns (net/core/net_namespace.c:579)
[    5.802749]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.802810]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.802871]  ksys_unshare (kernel/fork.c:3243)
[    5.802925]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.802979]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.803038]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.803106] RIP: 0033:0x7f8be55aabcb
[    5.803159] 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
[    5.803283] RSP: 002b:00007ffd1579bd08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    5.803356] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8be55aabcb
[    5.803429] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.803503] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.803582] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1579df30
[    5.803655] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1579e8bc
| [    5.803873] ------------[ cut here ]------------
| [    5.803933] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/1069
| [    5.804013] Modules linked in:
| [    5.804159] Tainted: [W]=WARN
[    5.804211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.804278] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.804338] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.804459] RSP: 0018:ff41943ec146fbf0 EFLAGS: 00010286
[    5.804518] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.804596] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc700
[    5.804671] RBP: 0000000000000000 R08: ff215c4e4326ff10 R09: ff215c4e44721830
[    5.804743] R10: ff215c4e446ff120 R11: fefefefefefefeff R12: 0000000000000000
[    5.804813] R13: 0000000000000010 R14: ff215c4e446ff000 R15: ff215c4e41ddc700
[    5.804888] FS:  00007f8be52e8840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.804962] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.805028] CR2: 00007f8be54f27d0 CR3: 00000000032b1002 CR4: 0000000000771ef0
[    5.805114] PKRU: 55555554
[    5.805159] Call Trace:
[    5.805204]  <TASK>
[    5.805250]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.805304]  register_netdevice (net/core/dev.c:11488)
[    5.805357]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    5.805412]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    5.805466]  vti_init_net (net/ipv4/ip_vti.c:517)
[    5.805520]  ops_init (net/core/net_namespace.c:137)
[    5.805580]  setup_net (net/core/net_namespace.c:446)
[    5.805635]  copy_net_ns (net/core/net_namespace.c:579)
[    5.805689]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.805750]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.805811]  ksys_unshare (kernel/fork.c:3243)
[    5.805866]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.805919]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.805974]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.806039] RIP: 0033:0x7f8be55aabcb
[    5.806093] 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
[    5.806219] RSP: 002b:00007ffd1579bd08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    5.806293] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8be55aabcb
[    5.806368] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.806444] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.806530] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1579df30
[    5.806608] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1579e8bc
| [    5.806837] ------------[ cut here ]------------
| [    5.806897] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/1069
| [    5.806978] Modules linked in:
| [    5.807135] Tainted: [W]=WARN
[    5.807187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.807253] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.807313] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.807441] RSP: 0018:ff41943ec146fca8 EFLAGS: 00010286
[    5.807501] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.807579] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028d00
[    5.807653] RBP: 0000000000000000 R08: ff215c4e43298250 R09: ff215c4e46130034
[    5.807724] R10: ff215c4e460c5120 R11: fefefefefefefeff R12: 0000000000000000
[    5.807797] R13: 0000000000000010 R14: ff215c4e460c5000 R15: ff215c4e42028d00
[    5.807872] FS:  00007f8be52e8840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.807945] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.808010] CR2: 00007f8be54f27d0 CR3: 00000000032b1002 CR4: 0000000000771ef0
[    5.808091] PKRU: 55555554
[    5.808137] Call Trace:
[    5.808183]  <TASK>
[    5.808229]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.808283]  register_netdevice (net/core/dev.c:11488)
[    5.808337]  register_netdev (net/core/dev.c:11552)
[    5.808390]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    5.808445]  ops_init (net/core/net_namespace.c:137)
[    5.808500]  setup_net (net/core/net_namespace.c:446)
[    5.808553]  copy_net_ns (net/core/net_namespace.c:579)
[    5.808613]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.808673]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.808734]  ksys_unshare (kernel/fork.c:3243)
[    5.808788]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.808842]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.808896]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.808957] RIP: 0033:0x7f8be55aabcb
[    5.809010] 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
[    5.809147] RSP: 002b:00007ffd1579bd08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    5.809221] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8be55aabcb
[    5.809292] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.809366] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.809438] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1579df30
[    5.809509] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1579e8bc
| [    5.809744] ------------[ cut here ]------------
| [    5.809804] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/1069
| [    5.809885] Modules linked in:
| [    5.810023] Tainted: [W]=WARN
[    5.810081] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.810147] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.810208] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.810331] RSP: 0018:ff41943ec146fca0 EFLAGS: 00010286
[    5.810391] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.810462] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc500
[    5.810535] RBP: 0000000000000000 R08: ff215c4e4328aa90 R09: ff215c4e44718030
[    5.810612] R10: ff215c4e46130120 R11: fefefefefefefeff R12: 0000000000000000
[    5.810686] R13: 0000000000000010 R14: ff215c4e46130000 R15: ff215c4e41ddc500
[    5.810761] FS:  00007f8be52e8840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.810834] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.810899] CR2: 00007f8be54f27d0 CR3: 00000000032b1002 CR4: 0000000000771ef0
[    5.810974] PKRU: 55555554
[    5.811020] Call Trace:
[    5.811074]  <TASK>
[    5.811120]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.811174]  register_netdevice (net/core/dev.c:11488)
[    5.811228]  register_netdev (net/core/dev.c:11552)
[    5.811282]  sit_init_net (net/ipv6/sit.c:1860)
[    5.811337]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    5.811391]  ops_init (net/core/net_namespace.c:137)
[    5.811446]  setup_net (net/core/net_namespace.c:446)
[    5.811500]  copy_net_ns (net/core/net_namespace.c:579)
[    5.811555]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.811620]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.811681]  ksys_unshare (kernel/fork.c:3243)
[    5.811736]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.811790]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.811844]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.811903] RIP: 0033:0x7f8be55aabcb
[    5.811957] 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
[    5.812084] RSP: 002b:00007ffd1579bd08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    5.812157] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8be55aabcb
[    5.812228] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.812301] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.812377] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1579df30
[    5.812449] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1579e8bc
| [    5.812686] ------------[ cut here ]------------
| [    5.812745] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/1069
| [    5.812825] Modules linked in:
| [    5.812962] Tainted: [W]=WARN
[    5.813014] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.813087] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.813148] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.813273] RSP: 0018:ff41943ec146fca8 EFLAGS: 00010286
[    5.813333] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.813404] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddd400
[    5.813475] RBP: 0000000000000000 R08: ff215c4e432cb810 R09: ff215c4e460c2030
[    5.813547] R10: ff215c4e44718120 R11: fefefefefefefeff R12: 0000000000000000
[    5.813628] R13: 0000000000000010 R14: ff215c4e44718000 R15: ff215c4e41ddd400
[    5.813704] FS:  00007f8be52e8840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    5.813778] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.813844] CR2: 00007f8be54f27d0 CR3: 00000000032b1002 CR4: 0000000000771ef0
[    5.813917] PKRU: 55555554
[    5.813962] Call Trace:
[    5.814007]  <TASK>
[    5.814059]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.814113]  register_netdevice (net/core/dev.c:11488)
[    5.814167]  register_netdev (net/core/dev.c:11552)
[    5.814219]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    5.814273]  ops_init (net/core/net_namespace.c:137)
[    5.814327]  setup_net (net/core/net_namespace.c:446)
[    5.814382]  copy_net_ns (net/core/net_namespace.c:579)
[    5.814436]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.814497]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.814558]  ksys_unshare (kernel/fork.c:3243)
[    5.814621]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.814674]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.814729]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.814789] RIP: 0033:0x7f8be55aabcb
[    5.814842] 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
[    5.814967] RSP: 002b:00007ffd1579bd08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    5.815044] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8be55aabcb
[    5.815119] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.815191] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.815264] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1579df30
[    5.815335] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1579e8bc
| [    5.818353] ------------[ cut here ]------------
| [    5.818387] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1070
| [    5.818434] Modules linked in:
| [    5.818522] Tainted: [W]=WARN
[    5.818544] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.818584] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.818612] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.818706] RSP: 0018:ff41943ec146f720 EFLAGS: 00010286
[    5.818735] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.818773] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    5.818811] RBP: 0000000000000000 R08: ff215c4e418ba210 R09: ff215c4e4617d02c
[    5.818853] R10: ff215c4e446ce120 R11: fefefefefefefeff R12: 0000000000000000
[    5.818891] R13: 0000000000000010 R14: ff215c4e446ce000 R15: ff215c4e4202a000
[    5.818932] FS:  00007f021e108840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.818975] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.819009] CR2: 000000003ccf6988 CR3: 00000000032d7006 CR4: 0000000000771ef0
[    5.819051] PKRU: 55555554
[    5.819070] Call Trace:
[    5.819083]  <TASK>
[    5.819099]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.819121]  __dev_notify_flags (net/core/dev.c:9787)
[    5.819143]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    5.819164]  netif_change_flags (net/core/dev.c:9820)
[    5.819185]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.819207]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.819236]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.819258]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.819282]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.819310]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.819334]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.819355]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.819385]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.819405]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.819425]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.819446]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.819467]  ___sys_sendmsg (net/socket.c:2752)
[    5.819489]  __sys_sendmsg (net/socket.c:2784)
[    5.819509]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.819529]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.819557] RIP: 0033:0x7f021e34208e
[    5.819580] 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
[    5.819673] RSP: 002b:00007fffe83d9220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.819714] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f021e34208e
[    5.819752] RDX: 0000000000000000 RSI: 00007fffe83d92d0 RDI: 0000000000000005
[    5.819793] RBP: 00007fffe83d9230 R08: 0000000000000000 R09: 0000000000000000
[    5.819836] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[    5.819880] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe83d99a0
| [    5.925940] ------------[ cut here ]------------
| [    5.925979] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1100
| [    5.926039] Modules linked in:
| [    5.926116] Tainted: [W]=WARN
[    5.926137] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.926170] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.926197] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.926291] RSP: 0018:ff41943ec154f5f0 EFLAGS: 00010286
[    5.926319] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.926357] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    5.926397] RBP: 0000000000000000 R08: ff215c4e4331d290 R09: ff215c4e44728030
[    5.926440] R10: ff215c4e4612b120 R11: fefefefefefefeff R12: 0000000000000000
[    5.926482] R13: 0000000000000010 R14: ff215c4e4612b000 R15: ff215c4e4202a100
[    5.926524] FS:  00007f9cf45a8840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.926569] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.926607] CR2: 000000000042ebe0 CR3: 000000000b77b004 CR4: 0000000000771ef0
[    5.926650] PKRU: 55555554
[    5.926662] Call Trace:
[    5.926677]  <TASK>
[    5.926692]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.926713]  __dev_notify_flags (net/core/dev.c:9787)
[    5.926736]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    5.926756]  ? linkwatch_fire_event (./include/linux/spinlock.h:408 (discriminator 3) net/core/link_watch.c:133 (discriminator 3) net/core/link_watch.c:324 (discriminator 3))
[    5.926783]  veth_newlink (drivers/net/veth.c:1871)
[    5.926804]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    5.926824]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.926851]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.926871]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    5.926897]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.926927]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.926949]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.926972]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.926993]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.927013]  ___sys_sendmsg (net/socket.c:2752)
[    5.927039]  __sys_sendmsg (net/socket.c:2784)
[    5.927062]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.927085]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.927112] RIP: 0033:0x7f9cf47e208e
[    5.927131] 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
[    5.927224] RSP: 002b:00007fff099aceb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.927265] RAX: ffffffffffffffda RBX: 00007fff099ad658 RCX: 00007f9cf47e208e
[    5.927308] RDX: 0000000000000000 RSI: 00007fff099acf60 RDI: 0000000000000005
[    5.927346] RBP: 00007fff099acec0 R08: 0000000000000000 R09: 0000000000000000
[    5.927386] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c530
[    5.927434] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff099ad630
| [    5.927601] ------------[ cut here ]------------
| [    5.927629] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1100
| [    5.927682] Modules linked in:
| [    5.927758] Tainted: [W]=WARN
[    5.927781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.927818] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.927847] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.927941] RSP: 0018:ff41943ec154f870 EFLAGS: 00010286
[    5.927970] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.928011] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    5.928054] RBP: 0000000000000000 R08: ff215c4e444d9150 R09: ff215c4e4615c030
[    5.928097] R10: ff215c4e4617d120 R11: fefefefefefefeff R12: 0000000000000000
[    5.928139] R13: 0000000000000010 R14: ff215c4e4617d000 R15: ff215c4e4202a100
[    5.928180] FS:  00007f9cf45a8840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.928220] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.928255] CR2: 000000000042ebe0 CR3: 000000000b77b004 CR4: 0000000000771ef0
[    5.928292] PKRU: 55555554
[    5.928307] Call Trace:
[    5.928320]  <TASK>
[    5.928334]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.928356]  __dev_notify_flags (net/core/dev.c:9787)
[    5.928376]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    5.928400]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    5.928423]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.928453]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.928472]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    5.928498]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.928528]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.928551]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.928583]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.928605]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.928628]  ___sys_sendmsg (net/socket.c:2752)
[    5.928652]  __sys_sendmsg (net/socket.c:2784)
[    5.928675]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.928696]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.928723] RIP: 0033:0x7f9cf47e208e
[    5.928744] 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
[    5.928839] RSP: 002b:00007fff099aceb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.928886] RAX: ffffffffffffffda RBX: 00007fff099ad658 RCX: 00007f9cf47e208e
[    5.928928] RDX: 0000000000000000 RSI: 00007fff099acf60 RDI: 0000000000000005
[    5.928969] RBP: 00007fff099acec0 R08: 0000000000000000 R09: 0000000000000000
[    5.929015] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c530
[    5.929057] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff099ad630
| [    5.931917] ------------[ cut here ]------------
| [    5.931948] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/1101
| [    5.931998] Modules linked in:
| [    5.932078] Tainted: [W]=WARN
[    5.932098] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.932132] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.932163] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.932260] RSP: 0018:ff41943ec1557720 EFLAGS: 00010286
[    5.932286] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.932329] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.932366] RBP: 0000000000000000 R08: ff215c4e444d9150 R09: ff215c4e446c8030
[    5.932405] R10: ff215c4e4617d120 R11: fefefefefefefeff R12: 0000000000000000
[    5.932445] R13: 0000000000000010 R14: ff215c4e4617d000 R15: ff215c4e42028b00
[    5.932490] FS:  00007f5b58223840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.932534] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.932575] CR2: 000000000afb4988 CR3: 0000000009b8c002 CR4: 0000000000771ef0
[    5.932623] PKRU: 55555554
[    5.932637] Call Trace:
[    5.932649]  <TASK>
[    5.932664]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.932682]  __dev_notify_flags (net/core/dev.c:9787)
[    5.932703]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    5.932723]  netif_change_flags (net/core/dev.c:9820)
[    5.932746]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.932765]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.932793]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.932813]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.932836]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.932859]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.932880]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.932902]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.932930]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.932951]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.932972]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.932992]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.933012]  ___sys_sendmsg (net/socket.c:2752)
[    5.933038]  __sys_sendmsg (net/socket.c:2784)
[    5.933060]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.933082]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.933111] RIP: 0033:0x7f5b5845d08e
[    5.933132] 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
[    5.933225] RSP: 002b:00007ffd41a679c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.933267] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5b5845d08e
[    5.933311] RDX: 0000000000000000 RSI: 00007ffd41a67a70 RDI: 0000000000000005
[    5.933353] RBP: 00007ffd41a679d0 R08: 0000000000000000 R09: 0000000000000000
[    5.933393] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c530
[    5.933433] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd41a68140
| [    5.941930] ------------[ cut here ]------------
| [    5.941967] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1104
| [    5.942026] Modules linked in:
| [    5.942112] Tainted: [W]=WARN
[    5.942132] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.942165] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.942188] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.942282] RSP: 0018:ff41943ec156f5f0 EFLAGS: 00010286
[    5.942310] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.942353] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    5.942396] RBP: 0000000000000000 R08: ff215c4e44412d10 R09: ff215c4e4617b030
[    5.942436] R10: ff215c4e4472b120 R11: fefefefefefefeff R12: 0000000000000000
[    5.942480] R13: 0000000000000010 R14: ff215c4e4472b000 R15: ff215c4e4202a000
[    5.942524] FS:  00007f765f1d4840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.942569] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.942607] CR2: 000000000042ebe0 CR3: 000000000a89c002 CR4: 0000000000771ef0
[    5.942650] PKRU: 55555554
[    5.942663] Call Trace:
[    5.942677]  <TASK>
[    5.942692]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.942713]  __dev_notify_flags (net/core/dev.c:9787)
[    5.942735]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    5.942757]  ? linkwatch_fire_event (./include/linux/spinlock.h:408 (discriminator 3) net/core/link_watch.c:133 (discriminator 3) net/core/link_watch.c:324 (discriminator 3))
[    5.942784]  veth_newlink (drivers/net/veth.c:1871)
[    5.942803]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    5.942826]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.942854]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.942878]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    5.942909]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.942939]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.942961]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.942980]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.943001]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.943023]  ___sys_sendmsg (net/socket.c:2752)
[    5.943048]  __sys_sendmsg (net/socket.c:2784)
[    5.943071]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.943093]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.943122] RIP: 0033:0x7f765f40e08e
[    5.943142] 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
[    5.943236] RSP: 002b:00007fff3bd1da50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.943277] RAX: ffffffffffffffda RBX: 00007fff3bd1e1f8 RCX: 00007f765f40e08e
[    5.943317] RDX: 0000000000000000 RSI: 00007fff3bd1db00 RDI: 0000000000000005
[    5.943358] RBP: 00007fff3bd1da60 R08: 0000000000000000 R09: 0000000000000000
[    5.943401] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c530
[    5.943443] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3bd1e1d0
| [    5.943605] ------------[ cut here ]------------
| [    5.943631] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1104
| [    5.943680] Modules linked in:
| [    5.943765] Tainted: [W]=WARN
[    5.943784] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.943816] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.943846] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.943935] RSP: 0018:ff41943ec156f870 EFLAGS: 00010286
[    5.943963] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.944002] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    5.944049] RBP: 0000000000000000 R08: ff215c4e418ba890 R09: ff215c4e446f9030
[    5.944091] R10: ff215c4e4615c120 R11: fefefefefefefeff R12: 0000000000000000
[    5.944131] R13: 0000000000000010 R14: ff215c4e4615c000 R15: ff215c4e4202a000
[    5.944172] FS:  00007f765f1d4840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.944218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.944251] CR2: 000000000042ebe0 CR3: 000000000a89c002 CR4: 0000000000771ef0
[    5.944294] PKRU: 55555554
[    5.944309] Call Trace:
[    5.944322]  <TASK>
[    5.944339]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.944361]  __dev_notify_flags (net/core/dev.c:9787)
[    5.944384]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    5.944404]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    5.944427]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.944453]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.944478]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    5.944503]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.944533]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.944554]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.944582]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.944604]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.944624]  ___sys_sendmsg (net/socket.c:2752)
[    5.944645]  __sys_sendmsg (net/socket.c:2784)
[    5.944666]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.944684]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.944713] RIP: 0033:0x7f765f40e08e
[    5.944731] 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
[    5.944835] RSP: 002b:00007fff3bd1da50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.944874] RAX: ffffffffffffffda RBX: 00007fff3bd1e1f8 RCX: 00007f765f40e08e
[    5.944916] RDX: 0000000000000000 RSI: 00007fff3bd1db00 RDI: 0000000000000005
[    5.944954] RBP: 00007fff3bd1da60 R08: 0000000000000000 R09: 0000000000000000
[    5.944998] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c530
[    5.945045] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3bd1e1d0
| [    5.947889] ------------[ cut here ]------------
| [    5.947920] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/1105
| [    5.947969] Modules linked in:
| [    5.948053] Tainted: [W]=WARN
[    5.948077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.948111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.948139] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.948229] RSP: 0018:ff41943ec1577720 EFLAGS: 00010286
[    5.948255] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.948292] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    5.948328] RBP: 0000000000000000 R08: ff215c4e418ba890 R09: ff215c4e446c8030
[    5.948368] R10: ff215c4e4615c120 R11: fefefefefefefeff R12: 0000000000000000
[    5.948410] R13: 0000000000000010 R14: ff215c4e4615c000 R15: ff215c4e42028b00
[    5.948453] FS:  00007f9dbad61840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    5.948496] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.948529] CR2: 00007f9dbb0311a0 CR3: 000000000b6da001 CR4: 0000000000771ef0
[    5.948573] PKRU: 55555554
[    5.948587] Call Trace:
[    5.948601]  <TASK>
[    5.948614]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.948634]  __dev_notify_flags (net/core/dev.c:9787)
[    5.948656]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    5.948677]  netif_change_flags (net/core/dev.c:9820)
[    5.948701]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.948724]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.948752]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.948772]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.948795]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.948828]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.948849]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.948872]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.948900]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.948922]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.948942]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.948965]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.948983]  ___sys_sendmsg (net/socket.c:2752)
[    5.949005]  __sys_sendmsg (net/socket.c:2784)
[    5.949025]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.949050]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.949077] RIP: 0033:0x7f9dbaf9b08e
[    5.949098] 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
[    5.949187] RSP: 002b:00007ffc1a507790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.949227] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9dbaf9b08e
[    5.949265] RDX: 0000000000000000 RSI: 00007ffc1a507840 RDI: 0000000000000005
[    5.949307] RBP: 00007ffc1a5077a0 R08: 0000000000000000 R09: 0000000000000000
[    5.949345] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c530
[    5.949383] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1a507f10
| [    5.970571] ------------[ cut here ]------------
| [    5.970604] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1108
| [    5.970655] Modules linked in:
| [    5.970732] Tainted: [W]=WARN
[    5.970755] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.970789] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.970818] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.970913] RSP: 0018:ff41943ec158f6d8 EFLAGS: 00010286
[    5.970941] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.970990] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    5.971029] RBP: 0000000000000000 R08: ff215c4e4331d290 R09: ff215c4e46126030
[    5.971077] R10: ff215c4e4612b120 R11: fefefefefefefeff R12: ff41943ec158f78c
[    5.971123] R13: 0000000000000011 R14: ff215c4e4612b000 R15: ff215c4e4202a000
[    5.971166] FS:  00007fa0164d1840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.971210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.971246] CR2: 00007fa0167a11a0 CR3: 0000000009f57001 CR4: 0000000000771ef0
[    5.971285] PKRU: 55555554
[    5.971300] Call Trace:
[    5.971315]  <TASK>
[    5.971328]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    5.971350]  __dev_change_net_namespace (net/core/dev.c:12635)
[    5.971378]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    5.971399]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    5.971421]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.971450]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.971468]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.971489]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.971515]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.971537]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.971558]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.971590]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.971612]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.971631]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.971650]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.971673]  ___sys_sendmsg (net/socket.c:2752)
[    5.971697]  __sys_sendmsg (net/socket.c:2784)
[    5.971718]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.971739]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.971765] RIP: 0033:0x7fa01670b08e
[    5.971785] 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
[    5.971882] RSP: 002b:00007ffd4dc6f8c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.971928] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa01670b08e
[    5.971970] RDX: 0000000000000000 RSI: 00007ffd4dc6f970 RDI: 0000000000000005
[    5.972017] RBP: 00007ffd4dc6f8d0 R08: 0000000000000000 R09: 0000000000000000
[    5.972064] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c530
[    5.972108] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4dc70040
| [    5.972234] ------------[ cut here ]------------
| [    5.972260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1108
| [    5.972309] Modules linked in:
| [    5.972387] Tainted: [W]=WARN
[    5.972408] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.972440] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.972468] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.972576] RSP: 0018:ff41943ec158f6c8 EFLAGS: 00010286
[    5.972603] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.972649] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    5.972689] RBP: 0000000000000000 R08: ff215c4e4331d290 R09: ff215c4e446f9030
[    5.972732] R10: ff215c4e4612b120 R11: fefefefefefefeff R12: 0000000000000000
[    5.972778] R13: 0000000000000010 R14: ff215c4e4612b000 R15: ff215c4e4202a000
[    5.972825] FS:  00007fa0164d1840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.972868] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.972903] CR2: 00007fa0167a11a0 CR3: 0000000009f57001 CR4: 0000000000771ef0
[    5.972941] PKRU: 55555554
[    5.972957] Call Trace:
[    5.972971]  <TASK>
[    5.972986]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.973006]  __dev_change_net_namespace (net/core/dev.c:12695)
[    5.973038]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    5.973059]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    5.973082]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.973117]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.973138]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.973159]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.973187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.973208]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.973230]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.973259]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.973280]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.973300]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.973322]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.973345]  ___sys_sendmsg (net/socket.c:2752)
[    5.973367]  __sys_sendmsg (net/socket.c:2784)
[    5.973388]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.973410]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.973438] RIP: 0033:0x7fa01670b08e
[    5.973457] 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
[    5.973545] RSP: 002b:00007ffd4dc6f8c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.973588] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa01670b08e
[    5.973627] RDX: 0000000000000000 RSI: 00007ffd4dc6f970 RDI: 0000000000000005
[    5.973666] RBP: 00007ffd4dc6f8d0 R08: 0000000000000000 R09: 0000000000000000
[    5.973709] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c530
[    5.973752] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4dc70040
| [    5.973872] ------------[ cut here ]------------
| [    5.973897] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1108
| [    5.973943] Modules linked in:
| [    5.974016] Tainted: [W]=WARN
[    5.974040] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.974074] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.974102] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.974203] RSP: 0018:ff41943ec158f720 EFLAGS: 00010286
[    5.974235] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.974275] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    5.974320] RBP: 0000000000000000 R08: ff215c4e4331d290 R09: ff215c4e446f9030
[    5.974363] R10: ff215c4e4612b120 R11: fefefefefefefeff R12: 0000000000000000
[    5.974411] R13: 0000000000000010 R14: ff215c4e4612b000 R15: ff215c4e4202a000
[    5.974459] FS:  00007fa0164d1840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.974502] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.974536] CR2: 00007fa0167a11a0 CR3: 0000000009f57001 CR4: 0000000000771ef0
[    5.974579] PKRU: 55555554
[    5.974591] Call Trace:
[    5.974605]  <TASK>
[    5.974619]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.974640]  __dev_notify_flags (net/core/dev.c:9787)
[    5.974662]  netif_change_flags (net/core/dev.c:9820)
[    5.974685]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.974707]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.974733]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.974755]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.974776]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.974804]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.974823]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.974843]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.974876]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.974897]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.974918]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.974942]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.974963]  ___sys_sendmsg (net/socket.c:2752)
[    5.974985]  __sys_sendmsg (net/socket.c:2784)
[    5.975005]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.975028]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.975056] RIP: 0033:0x7fa01670b08e
[    5.975077] 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
[    5.975172] RSP: 002b:00007ffd4dc6f8c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.975213] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa01670b08e
[    5.975252] RDX: 0000000000000000 RSI: 00007ffd4dc6f970 RDI: 0000000000000005
[    5.975292] RBP: 00007ffd4dc6f8d0 R08: 0000000000000000 R09: 0000000000000000
[    5.975333] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c530
[    5.975372] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4dc70040
| [    5.975477] ------------[ cut here ]------------
| [    5.975502] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/36
| [    5.975565] Modules linked in:
| [    5.975639] Tainted: [W]=WARN
[    5.975659] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.975694] Workqueue: events_unbound linkwatch_event
[    5.975720] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.975747] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.975843] RSP: 0018:ff41943ec014bd50 EFLAGS: 00010286
[    5.975870] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    5.975914] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    5.975954] RBP: 0000000000000000 R08: ff215c4e4331d290 R09: ff215c4e446f9030
[    5.975995] R10: ff215c4e4612b120 R11: fefefefefefefeff R12: 0000000000000000
[    5.976044] R13: 0000000000000010 R14: ff215c4e4612b000 R15: ff215c4e4202a100
[    5.976086] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.976127] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.976162] CR2: 00007fa0167a11a0 CR3: 0000000009f57001 CR4: 0000000000771ef0
[    5.976205] PKRU: 55555554
[    5.976219] Call Trace:
[    5.976232]  <TASK>
[    5.976246]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.976265]  netif_state_change (net/core/dev.c:1605)
[    5.976285]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    5.976306]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    5.976332]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    5.976352]  process_one_work (kernel/workqueue.c:3314)
[    5.976373]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.976398]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.976421]  kthread (kernel/kthread.c:436)
[    5.976442]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.976466]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.976488]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.976510]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.976585] ------------[ cut here ]------------
| [    5.976613] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/36
| [    5.976668] Modules linked in:
| [    5.976745] Tainted: [W]=WARN
[    5.976764] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.976796] Workqueue: events_unbound linkwatch_event
[    5.976825] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.976851] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.976944] RSP: 0018:ff41943ec014bd50 EFLAGS: 00010286
[    5.976973] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    5.977012] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    5.977058] RBP: 0000000000000000 R08: ff215c4e444d9150 R09: ff215c4e446f9030
[    5.977097] R10: ff215c4e4617d120 R11: fefefefefefefeff R12: 0000000000000000
[    5.977138] R13: 0000000000000010 R14: ff215c4e4617d000 R15: ff215c4e4202a100
[    5.977181] FS:  0000000000000000(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    5.977222] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.977252] CR2: 00007fa0167a11a0 CR3: 0000000009f57001 CR4: 0000000000771ef0
[    5.977293] PKRU: 55555554
[    5.977308] Call Trace:
[    5.977323]  <TASK>
[    5.977337]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.977359]  netif_state_change (net/core/dev.c:1605)
[    5.977381]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    5.977404]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    5.977433]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    5.977454]  process_one_work (kernel/workqueue.c:3314)
[    5.977476]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.977497]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.977517]  kthread (kernel/kthread.c:436)
[    5.977540]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.977565]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.977589]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.977609]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    6.001574] ------------[ cut here ]------------
| [    6.001621] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1111
| [    6.001679] Modules linked in:
| [    6.001760] Tainted: [W]=WARN
[    6.001781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    6.001812] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    6.001841] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    6.001933] RSP: 0018:ff41943ec15a76d8 EFLAGS: 00010286
[    6.001959] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    6.002000] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    6.002046] RBP: 0000000000000000 R08: ff215c4e44412d10 R09: ff215c4e463cb830
[    6.002090] R10: ff215c4e4472b120 R11: fefefefefefefeff R12: ff41943ec15a778c
[    6.002133] R13: 0000000000000011 R14: ff215c4e4472b000 R15: ff215c4e4202a100
[    6.002168] FS:  00007f0d2ca85840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    6.002215] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    6.002249] CR2: 0000000036b69988 CR3: 0000000009f56003 CR4: 0000000000771ef0
[    6.002292] PKRU: 55555554
[    6.002306] Call Trace:
[    6.002321]  <TASK>
[    6.002336]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    6.002359]  __dev_change_net_namespace (net/core/dev.c:12635)
[    6.002387]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    6.002409]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    6.002430]  ? __nla_validate_parse (lib/nlattr.c:620)
[    6.002460]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    6.002483]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    6.002505]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    6.002533]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    6.002558]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    6.002585]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    6.002619]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    6.002639]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    6.002662]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    6.002684]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    6.002707]  ___sys_sendmsg (net/socket.c:2752)
[    6.002728]  __sys_sendmsg (net/socket.c:2784)
[    6.002752]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    6.002774]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    6.002801] RIP: 0033:0x7f0d2ccbf08e
[    6.002823] 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
[    6.002923] RSP: 002b:00007fffd2130fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    6.002965] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0d2ccbf08e
[    6.003006] RDX: 0000000000000000 RSI: 00007fffd2131050 RDI: 0000000000000005
[    6.003054] RBP: 00007fffd2130fb0 R08: 0000000000000000 R09: 0000000000000000
[    6.003095] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c530
[    6.003139] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd2131720
| [    6.003261] ------------[ cut here ]------------
| [    6.003290] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1111
| [    6.003339] Modules linked in:
| [    6.003420] Tainted: [W]=WARN
[    6.003443] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    6.003476] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    6.003506] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    6.003612] RSP: 0018:ff41943ec15a76c8 EFLAGS: 00010286
[    6.003645] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    6.003692] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    6.003738] RBP: 0000000000000000 R08: ff215c4e44412d10 R09: ff215c4e446f9030
[    6.003779] R10: ff215c4e4472b120 R11: fefefefefefefeff R12: 0000000000000000
[    6.003821] R13: 0000000000000010 R14: ff215c4e4472b000 R15: ff215c4e4202a100
[    6.003864] FS:  00007f0d2ca85840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    6.003906] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    6.003940] CR2: 0000000036b69988 CR3: 0000000009f56003 CR4: 0000000000771ef0
[    6.003982] PKRU: 55555554
[    6.003996] Call Trace:
[    6.004010]  <TASK>
[    6.004024]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    6.004053]  __dev_change_net_namespace (net/core/dev.c:12695)
[    6.004079]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    6.004101]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    6.004123]  ? __nla_validate_parse (lib/nlattr.c:620)
[    6.004152]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    6.004175]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    6.004197]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    6.004229]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    6.004251]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    6.004275]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    6.004302]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    6.004324]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    6.004345]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    6.004366]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    6.004388]  ___sys_sendmsg (net/socket.c:2752)
[    6.004412]  __sys_sendmsg (net/socket.c:2784)
[    6.004435]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    6.004455]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    6.004481] RIP: 0033:0x7f0d2ccbf08e
[    6.004502] 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
[    6.004605] RSP: 002b:00007fffd2130fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    6.004646] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0d2ccbf08e
[    6.004686] RDX: 0000000000000000 RSI: 00007fffd2131050 RDI: 0000000000000005
[    6.004729] RBP: 00007fffd2130fb0 R08: 0000000000000000 R09: 0000000000000000
[    6.004769] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c530
[    6.004807] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd2131720
| [    6.004933] ------------[ cut here ]------------
| [    6.004958] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1111
| [    6.005009] Modules linked in:
| [    6.005092] Tainted: [W]=WARN
[    6.005114] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    6.005149] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    6.005176] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    6.005279] RSP: 0018:ff41943ec15a7720 EFLAGS: 00010286
[    6.005309] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    6.005349] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    6.005391] RBP: 0000000000000000 R08: ff215c4e44412d10 R09: ff215c4e446f9030
[    6.005433] R10: ff215c4e4472b120 R11: fefefefefefefeff R12: 0000000000000000
[    6.005474] R13: 0000000000000010 R14: ff215c4e4472b000 R15: ff215c4e4202a100
[    6.005515] FS:  00007f0d2ca85840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    6.005559] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    6.005596] CR2: 0000000036b69988 CR3: 0000000009f56003 CR4: 0000000000771ef0
[    6.005641] PKRU: 55555554
[    6.005660] Call Trace:
[    6.005672]  <TASK>
[    6.005687]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    6.005709]  __dev_notify_flags (net/core/dev.c:9787)
[    6.005731]  netif_change_flags (net/core/dev.c:9820)
[    6.005753]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    6.005774]  ? __nla_validate_parse (lib/nlattr.c:620)
[    6.005802]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    6.005825]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    6.005846]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    6.005874]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    6.005895]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    6.005919]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    6.005945]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    6.005967]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    6.005985]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    6.006007]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    6.006028]  ___sys_sendmsg (net/socket.c:2752)
[    6.006054]  __sys_sendmsg (net/socket.c:2784)
[    6.006077]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    6.006099]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    6.006130] RIP: 0033:0x7f0d2ccbf08e
[    6.006151] 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
[    6.006246] RSP: 002b:00007fffd2130fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    6.006287] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0d2ccbf08e
[    6.006331] RDX: 0000000000000000 RSI: 00007fffd2131050 RDI: 0000000000000005
[    6.006369] RBP: 00007fffd2130fb0 R08: 0000000000000000 R09: 0000000000000000
[    6.006411] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c530
[    6.006452] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd2131720
| [    6.006579] ------------[ cut here ]------------
| [    6.006614] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 0/36
| [    6.006672] Modules linked in:
| [    6.006755] Tainted: [W]=WARN
[    6.006777] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    6.006808] Workqueue: events_unbound linkwatch_event
[    6.006838] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    6.006865] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    6.006957] RSP: 0018:ff41943ec014bd50 EFLAGS: 00010286
[    6.006983] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    6.007017] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    6.007065] RBP: 0000000000000000 R08: ff215c4e44412d10 R09: ff215c4e446c8030
[    6.007107] R10: ff215c4e4472b120 R11: fefefefefefefeff R12: 0000000000000000
[    6.007144] R13: 0000000000000010 R14: ff215c4e4472b000 R15: ff215c4e42028b00
[    6.007187] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    6.007230] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    6.007265] CR2: 00007faff12ae574 CR3: 0000000008847006 CR4: 0000000000771ef0
[    6.007308] PKRU: 55555554
[    6.007323] Call Trace:
[    6.007338]  <TASK>
[    6.007352]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    6.007374]  netif_state_change (net/core/dev.c:1605)
[    6.007395]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    6.007417]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    6.007445]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    6.007466]  process_one_work (kernel/workqueue.c:3314)
[    6.007487]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    6.007508]  ? rescuer_thread (kernel/workqueue.c:3672)
[    6.007527]  kthread (kernel/kthread.c:436)
[    6.007551]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    6.007573]  ret_from_fork (arch/x86/kernel/process.c:158)
[    6.007595]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    6.007615]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    6.007690] ------------[ cut here ]------------
| [    6.007721] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 0/36
| [    6.007780] Modules linked in:
| [    6.007854] Tainted: [W]=WARN
[    6.007873] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    6.007911] Workqueue: events_unbound linkwatch_event
[    6.007939] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    6.007965] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    6.008067] RSP: 0018:ff41943ec014bd50 EFLAGS: 00010286
[    6.008093] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    6.008134] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42028b00
[    6.008172] RBP: 0000000000000000 R08: ff215c4e418ba890 R09: ff215c4e446c8030
[    6.008210] R10: ff215c4e4615c120 R11: fefefefefefefeff R12: 0000000000000000
[    6.008254] R13: 0000000000000010 R14: ff215c4e4615c000 R15: ff215c4e42028b00
[    6.008297] FS:  0000000000000000(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    6.008343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    6.008370] CR2: 00007faff12ae574 CR3: 0000000008847006 CR4: 0000000000771ef0
[    6.008413] PKRU: 55555554
[    6.008428] Call Trace:
[    6.008441]  <TASK>
[    6.008455]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    6.008479]  netif_state_change (net/core/dev.c:1605)
[    6.008498]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    6.008519]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    6.008546]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    6.008570]  process_one_work (kernel/workqueue.c:3314)
[    6.008590]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    6.008609]  ? rescuer_thread (kernel/workqueue.c:3672)
[    6.008631]  kthread (kernel/kthread.c:436)
[    6.008655]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    6.008681]  ret_from_fork (arch/x86/kernel/process.c:158)
[    6.008705]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    6.008725]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    6.017068] ------------[ cut here ]------------
| [    6.017101] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1114
| [    6.017153] Modules linked in:
| [    6.017244] Tainted: [W]=WARN
[    6.017265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    6.017294] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    6.017322] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    6.017414] RSP: 0018:ff41943ec15bf5f0 EFLAGS: 00010286
[    6.017444] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    6.017485] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    6.017527] RBP: 0000000000000000 R08: ff215c4e418ba0d0 R09: ff215c4e49e1c030
[    6.017585] R10: ff215c4e446fc120 R11: fefefefefefefeff R12: 0000000000000000
[    6.017624] R13: 0000000000000010 R14: ff215c4e446fc000 R15: ff215c4e42029100
[    6.017668] FS:  00007f12bbbd1840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    6.017712] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    6.017742] CR2: 000000000042ebe0 CR3: 000000000abb2002 CR4: 0000000000771ef0
[    6.017786] PKRU: 55555554
[    6.017799] Call Trace:
[    6.017814]  <TASK>
[    6.017827]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    6.017851]  __dev_notify_flags (net/core/dev.c:9787)
[    6.017873]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    6.017896]  veth_newlink (drivers/net/veth.c:1871)
[    6.017918]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    6.017940]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    6.017969]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    6.017992]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    6.018018]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    6.018051]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    6.018073]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    6.018093]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    6.018114]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    6.018137]  ___sys_sendmsg (net/socket.c:2752)
[    6.018159]  __sys_sendmsg (net/socket.c:2784)
[    6.018181]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    6.018204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    6.018231] RIP: 0033:0x7f12bbe0b08e
[    6.018252] 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
[    6.018342] RSP: 002b:00007fffdeb44060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    6.018382] RAX: ffffffffffffffda RBX: 00007fffdeb44808 RCX: 00007f12bbe0b08e
[    6.018427] RDX: 0000000000000000 RSI: 00007fffdeb44110 RDI: 0000000000000005
[    6.018467] RBP: 00007fffdeb44070 R08: 0000000000000000 R09: 0000000000000000
[    6.018509] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c530
[    6.018548] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffdeb447e0
| [    6.018709] ------------[ cut here ]------------
| [    6.018744] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1114
| [    6.018794] Modules linked in:
| [    6.018868] Tainted: [W]=WARN
[    6.018889] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    6.018922] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    6.018950] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    6.019046] RSP: 0018:ff41943ec15bf870 EFLAGS: 00010286
[    6.019076] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    6.019122] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029100
[    6.019162] RBP: 0000000000000000 R08: ff215c4e432e30d0 R09: ff215c4e4616e030
[    6.019204] R10: ff215c4e446f9120 R11: fefefefefefefeff R12: 0000000000000000
[    6.019245] R13: 0000000000000010 R14: ff215c4e446f9000 R15: ff215c4e42029100
[    6.019289] FS:  00007f12bbbd1840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    6.019328] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    6.019360] CR2: 000000000042ebe0 CR3: 000000000abb2002 CR4: 0000000000771ef0
[    6.019403] PKRU: 55555554
[    6.019414] Call Trace:
[    6.019428]  <TASK>
[    6.019444]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    6.019466]  __dev_notify_flags (net/core/dev.c:9787)
[    6.019487]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    6.019511]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    6.019535]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    6.019568]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    6.019592]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    6.019622]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    6.019652]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    6.019677]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    6.019697]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    6.019719]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    6.019740]  ___sys_sendmsg (net/socket.c:2752)
[    6.019761]  __sys_sendmsg (net/socket.c:2784)
[    6.019784]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    6.019806]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    6.019836] RIP: 0033:0x7f12bbe0b08e
[    6.019860] 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
[    6.019950] RSP: 002b:00007fffdeb44060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    6.019992] RAX: ffffffffffffffda RBX: 00007fffdeb44808 RCX: 00007f12bbe0b08e
[    6.020036] RDX: 0000000000000000 RSI: 00007fffdeb44110 RDI: 0000000000000005
[    6.020079] RBP: 00007fffdeb44070 R08: 0000000000000000 R09: 0000000000000000
[    6.020122] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c530
[    6.020166] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffdeb447e0
| [    6.023097] ------------[ cut here ]------------
| [    6.023161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/1115
| [    6.023244] Modules linked in:
| [    6.023385] Tainted: [W]=WARN
[    6.023437] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    6.023504] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    6.023573] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    6.023698] RSP: 0018:ff41943ec15c7720 EFLAGS: 00010286
[    6.023758] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    6.023831] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e42029a00
[    6.023903] RBP: 0000000000000000 R08: ff215c4e432e30d0 R09: ff215c4e460c2030
[    6.023976] R10: ff215c4e446f9120 R11: fefefefefefefeff R12: 0000000000000000
[    6.024055] R13: 0000000000000010 R14: ff215c4e446f9000 R15: ff215c4e42029a00
[    6.024132] FS:  00007f64a6b89840(0000) GS:ff215c4ef6348000(0000) knlGS:0000000000000000
[    6.024207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    6.024273] CR2: 00000000239b0988 CR3: 000000000b76b002 CR4: 0000000000771ef0
[    6.024347] PKRU: 55555554
[    6.024393] Call Trace:
[    6.024440]  <TASK>
[    6.024487]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    6.024541]  __dev_notify_flags (net/core/dev.c:9787)
[    6.024602]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    6.024657]  netif_change_flags (net/core/dev.c:9820)
[    6.024712]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    6.024767]  ? __nla_validate_parse (lib/nlattr.c:620)
[    6.024830]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    6.024885]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    6.024940]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    6.025001]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    6.025061]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    6.025117]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    6.025179]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    6.025234]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    6.025289]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    6.025344]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    6.025399]  ___sys_sendmsg (net/socket.c:2752)
[    6.025455]  __sys_sendmsg (net/socket.c:2784)
[    6.025510]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    6.025571]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    6.025631] RIP: 0033:0x7f64a6dc308e
[    6.025685] 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
[    6.025811] RSP: 002b:00007ffe75aaa1d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    6.025885] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f64a6dc308e
[    6.025957] RDX: 0000000000000000 RSI: 00007ffe75aaa280 RDI: 0000000000000005
[    6.026030] RBP: 00007ffe75aaa1e0 R08: 0000000000000000 R09: 0000000000000000
[    6.026111] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c530
[    6.026184] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe75aaa950
| [    6.049573] ------------[ cut here ]------------
| [    6.049641] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1120
| [    6.049775] Modules linked in:
| [    6.049883] Tainted: [W]=WARN
[    6.049906] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    6.049940] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    6.049975] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    6.050076] RSP: 0018:ff41943ec15df6d8 EFLAGS: 00010286
[    6.050099] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    6.050149] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    6.050190] RBP: 0000000000000000 R08: ff215c4e418ba0d0 R09: ff215c4e460d2030
[    6.050231] R10: ff215c4e446fc120 R11: fefefefefefefeff R12: ff41943ec15df78c
[    6.050271] R13: 0000000000000011 R14: ff215c4e446fc000 R15: ff215c4e4202a100
[    6.050315] FS:  00007f789cec7840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    6.050357] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    6.050390] CR2: 000000001a61b988 CR3: 00000000044ca003 CR4: 0000000000771ef0
[    6.050433] PKRU: 55555554
[    6.050447] Call Trace:
[    6.050461]  <TASK>
[    6.050475]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    6.050497]  __dev_change_net_namespace (net/core/dev.c:12635)
[    6.050525]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    6.050548]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    6.050571]  ? __nla_validate_parse (lib/nlattr.c:620)
[    6.050606]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    6.050627]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    6.050651]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    6.050681]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    6.050702]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    6.050723]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    6.050751]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    6.050771]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    6.050797]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    6.050819]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    6.050841]  ___sys_sendmsg (net/socket.c:2752)
[    6.050864]  __sys_sendmsg (net/socket.c:2784)
[    6.050885]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    6.050905]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    6.050931] RIP: 0033:0x7f789d10108e
[    6.050953] 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
[    6.051059] RSP: 002b:00007ffd057ccc30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    6.051104] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f789d10108e
[    6.051143] RDX: 0000000000000000 RSI: 00007ffd057ccce0 RDI: 0000000000000005
[    6.051185] RBP: 00007ffd057ccc40 R08: 0000000000000000 R09: 0000000000000000
[    6.051225] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c530
[    6.051265] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd057cd3b0
| [    6.051387] ------------[ cut here ]------------
| [    6.051416] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1120
| [    6.051466] Modules linked in:
| [    6.051544] Tainted: [W]=WARN
[    6.051565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    6.051599] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    6.051628] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    6.051726] RSP: 0018:ff41943ec15df6c8 EFLAGS: 00010286
[    6.051754] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    6.051795] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    6.051837] RBP: 0000000000000000 R08: ff215c4e418ba0d0 R09: ff215c4e4616e030
[    6.051879] R10: ff215c4e446fc120 R11: fefefefefefefeff R12: 0000000000000000
[    6.051995] R13: 0000000000000010 R14: ff215c4e446fc000 R15: ff215c4e4202a100
[    6.052047] FS:  00007f789cec7840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    6.052098] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    6.052132] CR2: 000000001a61b988 CR3: 00000000044ca003 CR4: 0000000000771ef0
[    6.052177] PKRU: 55555554
[    6.052191] Call Trace:
[    6.052206]  <TASK>
[    6.052220]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    6.052241]  __dev_change_net_namespace (net/core/dev.c:12695)
[    6.052268]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    6.052292]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    6.052316]  ? __nla_validate_parse (lib/nlattr.c:620)
[    6.052346]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    6.052367]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    6.052387]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    6.052414]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    6.052435]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    6.052454]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    6.052482]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    6.052503]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    6.052526]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    6.052549]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    6.052574]  ___sys_sendmsg (net/socket.c:2752)
[    6.052596]  __sys_sendmsg (net/socket.c:2784)
[    6.052621]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    6.052642]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    6.052674] RIP: 0033:0x7f789d10108e
[    6.052693] 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
[    6.052792] RSP: 002b:00007ffd057ccc30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    6.052835] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f789d10108e
[    6.052875] RDX: 0000000000000000 RSI: 00007ffd057ccce0 RDI: 0000000000000005
[    6.052922] RBP: 00007ffd057ccc40 R08: 0000000000000000 R09: 0000000000000000
[    6.052961] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c530
[    6.053000] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd057cd3b0
| [    6.053134] ------------[ cut here ]------------
| [    6.053161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/1120
| [    6.053204] Modules linked in:
| [    6.053285] Tainted: [W]=WARN
[    6.053303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    6.053341] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    6.053371] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    6.053469] RSP: 0018:ff41943ec15df720 EFLAGS: 00010286
[    6.053493] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    6.053530] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a100
[    6.053574] RBP: 0000000000000000 R08: ff215c4e418ba0d0 R09: ff215c4e4616e030
[    6.053616] R10: ff215c4e446fc120 R11: fefefefefefefeff R12: 0000000000000000
[    6.053656] R13: 0000000000000010 R14: ff215c4e446fc000 R15: ff215c4e4202a100
[    6.053698] FS:  00007f789cec7840(0000) GS:ff215c4ef6248000(0000) knlGS:0000000000000000
[    6.053742] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    6.053778] CR2: 000000001a61b988 CR3: 00000000044ca003 CR4: 0000000000771ef0
[    6.053818] PKRU: 55555554
[    6.053838] Call Trace:
[    6.053852]  <TASK>
[    6.053866]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    6.053889]  __dev_notify_flags (net/core/dev.c:9787)
[    6.053910]  netif_change_flags (net/core/dev.c:9820)
[    6.053933]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    6.053954]  ? __nla_validate_parse (lib/nlattr.c:620)
[    6.053982]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    6.054004]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    6.054024]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    6.054056]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    6.054075]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    6.054096]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    6.054123]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    6.054146]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    6.054166]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    6.054186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    6.054207]  ___sys_sendmsg (net/socket.c:2752)
[    6.054232]  __sys_sendmsg (net/socket.c:2784)
[    6.054253]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    6.054276]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    6.054302] RIP: 0033:0x7f789d10108e
[    6.054323] 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
[    6.054505] RSP: 002b:00007ffd057ccc30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    6.054551] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f789d10108e
[    6.054594] RDX: 0000000000000000 RSI: 00007ffd057ccce0 RDI: 0000000000000005
[    6.054635] RBP: 00007ffd057ccc40 R08: 0000000000000000 R09: 0000000000000000
[    6.054677] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c530
[    6.054728] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd057cd3b0
| [    6.054837] ------------[ cut here ]------------
| [    6.054876] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/36
| [    6.054940] Modules linked in:
| [    6.055023] Tainted: [W]=WARN
[    6.055050] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    6.055082] Workqueue: events_unbound linkwatch_event
[    6.055108] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    6.055134] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    6.055225] RSP: 0018:ff41943ec014bd50 EFLAGS: 00010286
[    6.055251] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    6.055289] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e4202a000
[    6.055333] RBP: 0000000000000000 R08: ff215c4e432e30d0 R09: ff215c4e446cf030
[    6.055372] R10: ff215c4e446f9120 R11: fefefefefefefeff R12: 0000000000000000
[    6.055417] R13: 0000000000000010 R14: ff215c4e446f9000 R15: ff215c4e4202a000
[    6.055461] FS:  0000000000000000(0000) GS:ff215c4ef62c8000(0000) knlGS:0000000000000000
[    6.055503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    6.055535] CR2: 000055fbb7cd9868 CR3: 0000000008847004 CR4: 0000000000771ef0
[    6.055578] PKRU: 55555554
[    6.055593] Call Trace:
[    6.055606]  <TASK>
[    6.055619]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    6.055640]  netif_state_change (net/core/dev.c:1605)
[    6.055661]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    6.055682]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    6.055705]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    6.055725]  process_one_work (kernel/workqueue.c:3314)
[    6.055746]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    6.055767]  ? rescuer_thread (kernel/workqueue.c:3672)
[    6.055788]  kthread (kernel/kthread.c:436)
[    6.055809]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    6.055831]  ret_from_fork (arch/x86/kernel/process.c:158)
[    6.055854]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    6.055874]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    6.058720] ------------[ cut here ]------------
| [    6.058750] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/1121
| [    6.058808] Modules linked in:
| [    6.058885] Tainted: [W]=WARN
[    6.058906] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    6.058938] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    6.058967] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    6.059065] RSP: 0018:ff41943ec15e76d0 EFLAGS: 00010286
[    6.059095] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    6.059135] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff215c4e41ddc300
[    6.059172] RBP: 0000000000000000 R08: ff215c4e418ba0d0 R09: ff215c4e446c8030
[    6.059212] R10: ff215c4e446fc120 R11: fefefefefefefeff R12: 0000000000000000
[    6.059251] R13: 0000000000000010 R14: ff215c4e446fc000 R15: ff215c4e41ddc300
[    6.059293] FS:  00007f42c8a8d840(0000) GS:ff215c4ef63c8000(0000) knlGS:0000000000000000
[    6.059338] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    6.059371] CR2: 00000000004ebb50 CR3: 000000000b70f003 CR4: 0000000000771ef0
[    6.059411] PKRU: 55555554
[    6.059425] Call Trace:
[    6.059440]  <TASK>
[    6.059455]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    6.059477]  netif_state_change (net/core/dev.c:1605)
[    6.059498]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    6.059518]  linkwatch_sync_dev (net/core/link_watch.c:295)
[    6.059539]  rtnl_getlink (net/core/rtnetlink.c:4273)
[    6.059566]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[    6.059591]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    6.059614]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    6.059643]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    6.059671]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    6.059691]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    6.059714]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    6.059735]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    6.059755]  ___sys_sendmsg (net/socket.c:2752)
[    6.059776]  __sys_sendmsg (net/socket.c:2784)
[    6.059796]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    6.059815]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    6.059844] RIP: 0033:0x7f42c8cc708e
[    6.059863] 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
[    6.059961] RSP: 002b:00007ffe42bbd400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    6.060002] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f42c8cc708e
[    6.060045] RDX: 0000000000000000 RSI: 00007ffe42bbd4b0 RDI: 0000000000000006
[    6.060081] RBP: 00007ffe42bbd410 R08: 0000000000000000 R09: 0000000000000000
[    6.060124] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c530


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