======================================
| xx__-> [    9.324686][  T187] ------------[ cut here ]------------
| [    9.324903][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/187
| [    9.325145][  T187] Modules linked in: veth
| [    9.325639][  T187] Tainted: [W]=WARN
[    9.325770][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.325943][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.326121][  T187] 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
[    9.326737][  T187] RSP: 0018:ffa0000000876e30 EFLAGS: 00010286
[    9.326913][  T187] RAX: 00000000ffffffa6 RBX: ff1100000c632040 RCX: 1ff400000010ed8c
[    9.327115][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6320f8
[    9.327359][  T187] RBP: ff110000058d1000 R08: 1fe22000018c6420 R09: ff11000009ed0b80
[    9.327560][  T187] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.327766][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000055b8400
[    9.327978][  T187] FS:  00007fd88659f840(0000) GS:ff11000084e30000(0000) knlGS:0000000000000000
[    9.328214][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.328440][  T187] CR2: 00007f7d913e7000 CR3: 000000000c33f005 CR4: 0000000000771ef0
[    9.328647][  T187] PKRU: 55555554
[    9.328753][  T187] Call Trace:
[    9.328860][  T187]  <TASK>
[    9.328935][  T187]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.329109][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.329254][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.329373][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.329507][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.329638][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[    9.329773][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.329913][  T187]  ? netif_change_name (net/core/dev.c:1495)
[    9.330047][  T187]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.330184][  T187]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.330334][  T187]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.330468][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.330599][  T187]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.330732][  T187]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.330873][  T187] veth_newlink (drivers/net/veth.c:1871) veth
[    9.331011][  T187]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.331176][  T187]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.331325][  T187]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.331459][  T187]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.331607][  T187]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.331741][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.331886][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.332020][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.332154][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.332324][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.332464][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.332654][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.332805][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.332957][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.333096][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.333230][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.333387][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.333524][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.333654][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.333787][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.333929][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.334061][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.334191][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.334337][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.334477][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.334611][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.334746][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.334881][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.335014][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.335145][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.335282][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.335421][  T187]  ? 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))
[    9.335556][  T187]  ? 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))
[    9.335690][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.335821][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.335958][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.336091][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.336226][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.336373][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.336507][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.336640][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.336771][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.336937][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[    9.337073][  T187]  ___sys_sendmsg (net/socket.c:2752)
[    9.337206][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.337351][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.337496][  T187]  __sys_sendmsg (net/socket.c:2784)
[    9.337631][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.337760][  T187]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.337894][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.338026][  T187]  ? 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)
[    9.338158][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.338297][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.338435][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.338567][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.338698][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.338829][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.338996][  T187] RIP: 0033:0x7fd8867d908e
[    9.339257][  T187] 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
[    9.339833][  T187] RSP: 002b:00007ffefdfaf240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.340037][  T187] RAX: ffffffffffffffda RBX: 00007ffefdfaf9d8 RCX: 00007fd8867d908e
[    9.340240][  T187] RDX: 0000000000000000 RSI: 00007ffefdfaf2f0 RDI: 0000000000000005
[    9.340541][  T187] RBP: 00007ffefdfaf250 R08: 0000000000000000 R09: 0000000000000000
[    9.340738][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d07b
[    9.340940][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefdfaf9b0
| [    9.351992][  T187] ------------[ cut here ]------------
| [    9.352151][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/187
| [    9.352411][  T187] Modules linked in: veth
| [    9.352799][  T187] Tainted: [W]=WARN
[    9.352912][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.353082][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.353262][  T187] 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
[    9.353736][  T187] RSP: 0018:ffa00000008771b0 EFLAGS: 00010286
[    9.353907][  T187] RAX: 00000000ffffffa6 RBX: ff11000009f28c80 RCX: 1ff400000010edfc
[    9.354101][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009f28d38
[    9.354303][  T187] RBP: ff11000009629000 R08: 1fe22000013e51a8 R09: ff11000009ed0b80
[    9.354499][  T187] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.354697][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.354897][  T187] FS:  00007fd88659f840(0000) GS:ff11000084e30000(0000) knlGS:0000000000000000
[    9.355124][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.355296][  T187] CR2: 00007f7d913e7000 CR3: 000000000c33f005 CR4: 0000000000771ef0
[    9.355496][  T187] PKRU: 55555554
[    9.355592][  T187] Call Trace:
[    9.355688][  T187]  <TASK>
[    9.355756][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.355893][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.355992][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[    9.356123][  T187]  ? netif_change_name (net/core/dev.c:1495)
[    9.356263][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.356399][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.356531][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.356661][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.356790][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.356924][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.357055][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.357191][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.357338][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.357472][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.357601][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.357731][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.357864][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.357991][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.358125][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.358263][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.358401][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.358534][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.358664][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.358798][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.358934][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.359063][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.359193][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.359337][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.359470][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.359608][  T187]  ? 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))
[    9.359741][  T187]  ? 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))
[    9.359875][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.360007][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.360135][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.360275][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.360416][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.360545][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.360681][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.360812][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.360949][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.361112][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[    9.361256][  T187]  ___sys_sendmsg (net/socket.c:2752)
[    9.361397][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.361531][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.361674][  T187]  __sys_sendmsg (net/socket.c:2784)
[    9.361807][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.361945][  T187]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.362072][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.362204][  T187]  ? 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)
[    9.362349][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.362483][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.362615][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.362743][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.362881][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.363008][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.363169][  T187] RIP: 0033:0x7fd8867d908e
[    9.363321][  T187] 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
[    9.363778][  T187] RSP: 002b:00007ffefdfaf240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.363980][  T187] RAX: ffffffffffffffda RBX: 00007ffefdfaf9d8 RCX: 00007fd8867d908e
[    9.364176][  T187] RDX: 0000000000000000 RSI: 00007ffefdfaf2f0 RDI: 0000000000000005
[    9.364388][  T187] RBP: 00007ffefdfaf250 R08: 0000000000000000 R09: 0000000000000000
[    9.364580][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d07b


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