======================================
| xx__-> [   10.398139][  T186] ------------[ cut here ]------------
| [   10.398474][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [   10.398749][  T186] Modules linked in: veth
| [   10.399202][  T186] Tainted: [W]=WARN
[   10.399310][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.399492][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.399683][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.400206][  T186] RSP: 0018:ffa00000008a6e30 EFLAGS: 00010286
[   10.400396][  T186] RAX: 00000000ffffffa6 RBX: ff110000090a2740 RCX: 1ff4000000114d8c
[   10.400691][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090a27f8
[   10.401003][  T186] RBP: ff11000007581000 R08: 1fe2200001214500 R09: ff1100000cad2e80
[   10.401411][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.401633][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b236000
[   10.401851][  T186] FS:  00007f4a88278840(0000) GS:ff1100009ef30000(0000) knlGS:0000000000000000
[   10.402106][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.402350][  T186] CR2: 000056510c0aad10 CR3: 0000000009d13002 CR4: 0000000000771ef0
[   10.402574][  T186] PKRU: 55555554
[   10.402699][  T186] Call Trace:
[   10.402807][  T186]  <TASK>
[   10.402882][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.403066][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.403276][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.403436][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.403680][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.403827][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   10.403973][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.404117][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   10.404346][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.404499][  T186]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[   10.404680][  T186]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[   10.404863][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.405007][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.405354][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.405511][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[   10.405658][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.405837][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.405981][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.406122][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.406456][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.406681][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.406867][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.407012][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.407161][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.407435][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.407589][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.407734][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.407882][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.408044][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.408339][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.408506][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.408669][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.408833][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.409043][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.409411][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.409573][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.409771][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.409921][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.410107][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.410469][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.410692][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.410909][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.411129][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.411533][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.411749][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.411952][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.412166][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.412567][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.412778][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.412997][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.413394][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.413630][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.413848][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.414079][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.414419][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.414639][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.414850][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.415111][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   10.415452][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   10.415698][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.416132][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.416741][  T186]  __sys_sendmsg (net/socket.c:2784)
[   10.416951][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.417165][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.417512][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.417891][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.418124][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.418474][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.418714][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.418945][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.419161][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.419467][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.419753][  T186] RIP: 0033:0x7f4a884b208e
[   10.419973][  T186] 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
[   10.421031][  T186] RSP: 002b:00007ffe45f2ea10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.421390][  T186] RAX: ffffffffffffffda RBX: 00007ffe45f2f1a8 RCX: 00007f4a884b208e
[   10.421716][  T186] RDX: 0000000000000000 RSI: 00007ffe45f2eac0 RDI: 0000000000000005
[   10.422237][  T186] RBP: 00007ffe45f2ea20 R08: 0000000000000000 R09: 0000000000000000
[   10.422593][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc08
[   10.423045][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe45f2f180
| [   10.445695][  T186] ------------[ cut here ]------------
| [   10.445952][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
| [   10.446275][  T186] Modules linked in: veth
| [   10.446849][  T186] Tainted: [W]=WARN
[   10.447065][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.447338][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.447590][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.448204][  T186] RSP: 0018:ffa00000008a71b0 EFLAGS: 00010286
[   10.448460][  T186] RAX: 00000000ffffffa6 RBX: ff1100000ad71e00 RCX: 1ff4000000114dfc
[   10.448737][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ad71eb8
[   10.449005][  T186] RBP: ff11000009109000 R08: 1fe22000015ae3d8 R09: ff1100000cad2e80
[   10.449286][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.449573][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.449841][  T186] FS:  00007f4a88278840(0000) GS:ff1100009eeb0000(0000) knlGS:0000000000000000
[   10.450143][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.450396][  T186] CR2: 000056510c0aad10 CR3: 0000000009d13005 CR4: 0000000000771ef0
[   10.450788][  T186] PKRU: 55555554
[   10.451015][  T186] Call Trace:
[   10.451254][  T186]  <TASK>
[   10.451424][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.451711][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.451928][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   10.452143][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   10.452364][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.452567][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.452771][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.452970][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.453163][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.453374][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.453575][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.453786][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.453990][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.454200][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.454399][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.454607][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.454800][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.454995][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.455210][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.455404][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.455603][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.455804][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.456003][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.456253][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.456576][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.456881][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.457206][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.457467][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.457665][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.457865][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.458057][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.458264][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.458458][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.458657][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.458850][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.459048][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.459313][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.459520][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.459716][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.459907][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.460132][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   10.460347][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   10.460565][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.460766][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.460975][  T186]  __sys_sendmsg (net/socket.c:2784)
[   10.461184][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.461439][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.461711][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.461987][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.462268][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.462557][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.462774][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.462968][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.463160][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.463370][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.463604][  T186] RIP: 0033:0x7f4a884b208e
[   10.463804][  T186] 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
[   10.464365][  T186] RSP: 002b:00007ffe45f2ea10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.464632][  T186] RAX: ffffffffffffffda RBX: 00007ffe45f2f1a8 RCX: 00007f4a884b208e
[   10.464894][  T186] RDX: 0000000000000000 RSI: 00007ffe45f2eac0 RDI: 0000000000000005
[   10.465158][  T186] RBP: 00007ffe45f2ea20 R08: 0000000000000000 R09: 0000000000000000
[   10.465435][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc08
[   10.465833][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe45f2f180
| [   10.695895][  T198] ------------[ cut here ]------------
| [   10.696151][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/198
| [   10.696585][  T198] Modules linked in: veth
| [   10.697363][  T198] Tainted: [W]=WARN
[   10.697540][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.697838][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.698067][  T198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.698743][  T198] RSP: 0018:ffa0000000886e30 EFLAGS: 00010286
[   10.698998][  T198] RAX: 00000000ffffffa6 RBX: ff1100000d1b9c40 RCX: 1ff4000000110d8c
[   10.699346][  T198] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d1b9cf8
[   10.699659][  T198] RBP: ff1100000d3ac000 R08: 1fe2200001a373a0 R09: ff110000025d8b80
[   10.699964][  T198] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.700223][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009484b00
[   10.700528][  T198] FS:  00007fc2e9840840(0000) GS:ff1100009edb0000(0000) knlGS:0000000000000000
[   10.700869][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.701139][  T198] CR2: 000056510c0aabe0 CR3: 0000000009a05003 CR4: 0000000000771ef0
[   10.701496][  T198] PKRU: 55555554
[   10.701665][  T198] Call Trace:
[   10.701809][  T198]  <TASK>
[   10.701927][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.702143][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.702268][  T198]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.702457][  T198]  __dev_notify_flags (net/core/dev.c:9787)
[   10.702619][  T198]  ? netif_change_name (net/core/dev.c:1495)
[   10.702834][  T198]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.703053][  T198]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.703293][  T198]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.703539][  T198]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.703765][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.703998][  T198]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.704232][  T198]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.704433][  T198]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.704658][  T198]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.704887][  T198] veth_newlink (drivers/net/veth.c:1871) veth
[   10.705119][  T198]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.705370][  T198]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.705574][  T198]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.705766][  T198]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.705987][  T198]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.706222][  T198]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.706382][  T198]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.706593][  T198]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.706773][  T198]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.706960][  T198]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.707187][  T198]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.707390][  T198]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.708018][  T198]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.708192][  T198]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.708352][  T198]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.708513][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.708662][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.708814][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.708962][  T198]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.709111][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.709276][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.709425][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.709594][  T198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.709742][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.709892][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.710086][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.710263][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.710485][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.710702][  T198]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.710933][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.711162][  T198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.711368][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.711523][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.711673][  T198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.711824][  T198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.711969][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.712118][  T198]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.712277][  T198]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.712429][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.712586][  T198]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.712736][  T198]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.712884][  T198]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.713069][  T198]  ? move_addr_to_kernel (net/socket.c:258)
[   10.713227][  T198]  ___sys_sendmsg (net/socket.c:2752)
[   10.713375][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.713527][  T198]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.713683][  T198]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.713832][  T198]  __sys_sendmsg (net/socket.c:2784)
[   10.713978][  T198]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.714131][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.714286][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.714437][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.714634][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.714783][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.714930][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.715109][  T198] RIP: 0033:0x7fc2e9a7a08e
[   10.715270][  T198] 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
[   10.715821][  T198] RSP: 002b:00007ffdb5d5b250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.716045][  T198] RAX: ffffffffffffffda RBX: 00007ffdb5d5b9e8 RCX: 00007fc2e9a7a08e
[   10.716271][  T198] RDX: 0000000000000000 RSI: 00007ffdb5d5b300 RDI: 0000000000000005
[   10.716496][  T198] RBP: 00007ffdb5d5b260 R08: 0000000000000000 R09: 0000000000000000
[   10.716738][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc08
[   10.716957][  T198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb5d5b9c0
| [   10.730827][  T198] ------------[ cut here ]------------
| [   10.730998][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/198
| [   10.731341][  T198] Modules linked in: veth
| [   10.731765][  T198] Tainted: [W]=WARN
[   10.731876][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.732058][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.732258][  T198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.732795][  T198] RSP: 0018:ffa00000008871b0 EFLAGS: 00010286
[   10.732981][  T198] RAX: 00000000ffffffa6 RBX: ff1100000b14f8c0 RCX: 1ff4000000110dfc
[   10.733205][  T198] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b14f978
[   10.733477][  T198] RBP: ff1100000d3a9000 R08: 1fe2200001629f30 R09: ff110000025d8b80
[   10.733771][  T198] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.733984][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.734207][  T198] FS:  00007fc2e9840840(0000) GS:ff1100009edb0000(0000) knlGS:0000000000000000
[   10.734467][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.734715][  T198] CR2: 000056510c0aabe0 CR3: 0000000009a05003 CR4: 0000000000771ef0
[   10.735039][  T198] PKRU: 55555554
[   10.735148][  T198] Call Trace:
[   10.735267][  T198]  <TASK>
[   10.735342][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.735492][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.735607][  T198]  __dev_notify_flags (net/core/dev.c:9787)
[   10.735750][  T198]  ? netif_change_name (net/core/dev.c:1495)
[   10.735896][  T198]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.736037][  T198]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.736194][  T198]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.736340][  T198]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.736488][  T198]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.736630][  T198]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.736778][  T198]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.736928][  T198]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.737089][  T198]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.737242][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.737447][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.737679][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.737847][  T198]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.737991][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.738137][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.738295][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.738437][  T198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.738595][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.738745][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.738886][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.739030][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.739195][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.739412][  T198]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.739635][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.739799][  T198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.740018][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.740245][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.740464][  T198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.740689][  T198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.740862][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.741022][  T198]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.741249][  T198]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.741466][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.741695][  T198]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.741909][  T198]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.742070][  T198]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.742293][  T198]  ? move_addr_to_kernel (net/socket.c:258)
[   10.742519][  T198]  ___sys_sendmsg (net/socket.c:2752)
[   10.742705][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.742867][  T198]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.743021][  T198]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.743181][  T198]  __sys_sendmsg (net/socket.c:2784)
[   10.743327][  T198]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.743473][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.743622][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.743765][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.743908][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.744057][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.744207][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.744385][  T198] RIP: 0033:0x7fc2e9a7a08e
[   10.744541][  T198] 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
[   10.745043][  T198] RSP: 002b:00007ffdb5d5b250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.745267][  T198] RAX: ffffffffffffffda RBX: 00007ffdb5d5b9e8 RCX: 00007fc2e9a7a08e
[   10.745487][  T198] RDX: 0000000000000000 RSI: 00007ffdb5d5b300 RDI: 0000000000000005
[   10.745700][  T198] RBP: 00007ffdb5d5b260 R08: 0000000000000000 R09: 0000000000000000
[   10.745911][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc08


Finger prints:
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink_create
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:veth_newlink