======================================
| xx__-> [    9.165691][  T193] ------------[ cut here ]------------
| [    9.165948][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/193
| [    9.166792][  T193] Modules linked in: veth
| [    9.167332][  T193] Tainted: [W]=WARN
[    9.167447][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.167625][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.167875][  T193] 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
[    9.168452][  T193] RSP: 0018:ffa00000008b6e30 EFLAGS: 00010286
[    9.168633][  T193] RAX: 00000000ffffffa6 RBX: ff1100000933ae40 RCX: 1ff4000000116d8c
[    9.168844][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000933aef8
[    9.169121][  T193] RBP: ff110000083c9000 R08: 1fe22000012675e0 R09: ff1100000e52d180
[    9.169334][  T193] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.169552][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000be6b500
[    9.169764][  T193] FS:  00007fab98429840(0000) GS:ff1100008b7b0000(0000) knlGS:0000000000000000
[    9.170103][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.170285][  T193] CR2: 000056205f40ad30 CR3: 000000000e53f002 CR4: 0000000000771ef0
[    9.170503][  T193] PKRU: 55555554
[    9.170610][  T193] Call Trace:
[    9.170716][  T193]  <TASK>
[    9.170789][  T193]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.170971][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.171179][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.171289][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.171438][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.171578][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.171720][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.171861][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.172005][  T193]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.172206][  T193]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[    9.172429][  T193]  ? 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)
[    9.172611][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.172756][  T193]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.172897][  T193]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.173108][  T193] veth_newlink (drivers/net/veth.c:1871) veth
[    9.173252][  T193]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.173434][  T193]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.173580][  T193]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.173720][  T193]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.173879][  T193]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.174024][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.174203][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.174342][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.174491][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.174652][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.174801][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.174940][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.175137][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.175306][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.175458][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.175602][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.175744][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.175885][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.176037][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.176179][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.176325][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.176474][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.176615][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.176756][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.176905][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.177060][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.177205][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.177347][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.177518][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.177660][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.177801][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.177958][  T193]  ? 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))
[    9.178110][  T193]  ? 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))
[    9.178252][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.178393][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.178542][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.178685][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.178828][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.178973][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.179128][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.179270][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.179417][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.179591][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.179739][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.179879][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.180053][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.180208][  T193]  ? 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))
[    9.180351][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.180495][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.180640][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.180784][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.180926][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.181077][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.181219][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.181361][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.181541][  T193] RIP: 0033:0x7fab9866308e
[    9.181690][  T193] 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
[    9.182205][  T193] RSP: 002b:00007ffc45cc2e70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.182421][  T193] RAX: ffffffffffffffda RBX: 00007ffc45cc3608 RCX: 00007fab9866308e
[    9.182631][  T193] RDX: 0000000000000000 RSI: 00007ffc45cc2f20 RDI: 0000000000000005
[    9.182843][  T193] RBP: 00007ffc45cc2e80 R08: 0000000000000000 R09: 0000000000000000
[    9.183094][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb90
[    9.183307][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc45cc35e0
| [    9.193577][  T193] ------------[ cut here ]------------
| [    9.193776][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/193
| [    9.194044][  T193] Modules linked in: veth
| [    9.194489][  T193] Tainted: [W]=WARN
[    9.194593][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.194767][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.194947][  T193] 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
[    9.195561][  T193] RSP: 0018:ffa00000008b71b0 EFLAGS: 00010286
[    9.195737][  T193] RAX: 00000000ffffffa6 RBX: ff1100000c4ebe00 RCX: 1ff4000000116dfc
[    9.195946][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4ebeb8
[    9.198616][  T193] RBP: ff11000002454000 R08: 1fe220000189d7d8 R09: ff1100000e52d180
[    9.198826][  T193] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.199128][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.199364][  T193] FS:  00007fab98429840(0000) GS:ff1100008b930000(0000) knlGS:0000000000000000
[    9.199609][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.199782][  T193] CR2: 000056205f40ad30 CR3: 000000000e53f006 CR4: 0000000000771ef0
[    9.199987][  T193] PKRU: 55555554
[    9.200197][  T193] Call Trace:
[    9.200299][  T193]  <TASK>
[    9.200372][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.200519][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.200626][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.200873][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.201018][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.201267][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.201413][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.201554][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.201692][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.201834][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.201985][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.202238][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.202380][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.202523][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.202662][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.202822][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.202959][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.203209][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.203352][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.203496][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.203635][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.203774][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.203911][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.204188][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.204330][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.204472][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.204610][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.204748][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.204887][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.205128][  T193]  ? 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))
[    9.205272][  T193]  ? 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))
[    9.205418][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.205558][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.205696][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.205839][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.205981][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.206134][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.206276][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.206419][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.206557][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.206729][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.206871][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.207014][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.207161][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.207309][  T193]  ? 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))
[    9.207455][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.207594][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.207739][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.207877][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.208019][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.208163][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.208317][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.208459][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.208631][  T193] RIP: 0033:0x7fab9866308e
[    9.208777][  T193] 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
[    9.209277][  T193] RSP: 002b:00007ffc45cc2e70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.209488][  T193] RAX: ffffffffffffffda RBX: 00007ffc45cc3608 RCX: 00007fab9866308e
[    9.209694][  T193] RDX: 0000000000000000 RSI: 00007ffc45cc2f20 RDI: 0000000000000005
[    9.209903][  T193] RBP: 00007ffc45cc2e80 R08: 0000000000000000 R09: 0000000000000000
[    9.210120][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb90


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