======================================
| xx__-> [   10.858793][  T187] ------------[ cut here ]------------
| [   10.859714][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/187
| [   10.860010][  T187] Modules linked in: veth
| [   10.860631][  T187] Tainted: [W]=WARN
[   10.860819][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.861020][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.861300][  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
[   10.861862][  T187] RSP: 0018:ffa0000000876e30 EFLAGS: 00010286
[   10.862072][  T187] RAX: 00000000ffffffa6 RBX: ff1100000b7e3a80 RCX: 1ff400000010ed8c
[   10.862360][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b7e3b38
[   10.862599][  T187] RBP: ff11000005874000 R08: 1fe22000016fc768 R09: ff11000013d52e80
[   10.862827][  T187] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.863092][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013f94780
[   10.863319][  T187] FS:  00007f801b779840(0000) GS:ff1100009d730000(0000) knlGS:0000000000000000
[   10.863594][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.863787][  T187] CR2: 00007f801bae0f6d CR3: 0000000013d5f002 CR4: 0000000000771ef0
[   10.864025][  T187] PKRU: 55555554
[   10.864152][  T187] Call Trace:
[   10.864274][  T187]  <TASK>
[   10.864359][  T187]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.864566][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.864744][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.864908][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.865112][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.865263][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[   10.865419][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.865568][  T187]  ? netif_change_name (net/core/dev.c:1495)
[   10.865732][  T187]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.865893][  T187]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[   10.866094][  T187]  ? 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)
[   10.866288][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.866449][  T187]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.866610][  T187]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.866768][  T187] veth_newlink (drivers/net/veth.c:1871) veth
[   10.866932][  T187]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.867129][  T187]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.867286][  T187]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.867441][  T187]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.867615][  T187]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.867765][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.867922][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.868077][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.868250][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.868405][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.868556][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.868705][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.868894][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.869085][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.869241][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.869395][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.869550][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.869700][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.869865][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.870014][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.870174][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.870327][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.870485][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.870634][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.870792][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.870945][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.871111][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.871262][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.871424][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.871585][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.871740][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.871906][  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))
[   10.872120][  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))
[   10.872274][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.872431][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.872584][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.872738][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.872890][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.873049][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.873206][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.873361][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.873514][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.873705][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[   10.873860][  T187]  ___sys_sendmsg (net/socket.c:2752)
[   10.874010][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.874166][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.874329][  T187]  ? 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))
[   10.874490][  T187]  __sys_sendmsg (net/socket.c:2784)
[   10.874643][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.874801][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.874952][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.875111][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.875265][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.875423][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.875578][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.875768][  T187] RIP: 0033:0x7f801b9b308e
[   10.875931][  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
[   10.876502][  T187] RSP: 002b:00007ffc25d927b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.876747][  T187] RAX: ffffffffffffffda RBX: 00007ffc25d92f48 RCX: 00007f801b9b308e
[   10.876980][  T187] RDX: 0000000000000000 RSI: 00007ffc25d92860 RDI: 0000000000000005
[   10.877214][  T187] RBP: 00007ffc25d927c0 R08: 0000000000000000 R09: 0000000000000000
[   10.877478][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c770
[   10.877710][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc25d92f20
| [   10.895694][  T187] ------------[ cut here ]------------
| [   10.895881][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/187
| [   10.896155][  T187] Modules linked in: veth
| [   10.896585][  T187] Tainted: [W]=WARN
[   10.896700][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.896890][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.897095][  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
[   10.897643][  T187] RSP: 0018:ffa00000008771b0 EFLAGS: 00010286
[   10.897831][  T187] RAX: 00000000ffffffa6 RBX: ff11000013e53380 RCX: 1ff400000010edfc
[   10.898057][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e53438
[   10.898284][  T187] RBP: ff11000009001000 R08: 1fe22000027ca688 R09: ff11000013d52e80
[   10.898528][  T187] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.898751][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.898984][  T187] FS:  00007f801b779840(0000) GS:ff1100009d730000(0000) knlGS:0000000000000000
[   10.899262][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.899483][  T187] CR2: 00007f801bae0f6d CR3: 0000000013d5f002 CR4: 0000000000771ef0
[   10.899723][  T187] PKRU: 55555554
[   10.899854][  T187] Call Trace:
[   10.899985][  T187]  <TASK>
[   10.900074][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.900245][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.900378][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[   10.900585][  T187]  ? netif_change_name (net/core/dev.c:1495)
[   10.900807][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.901021][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.901254][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.901481][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.901687][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.901838][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.901987][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.902153][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.902306][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.902462][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.902610][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.902758][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.902907][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.903058][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.903217][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.903366][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.903519][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.903667][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.903814][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.903961][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.904116][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.904263][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.904420][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.904567][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.904716][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.904887][  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))
[   10.905054][  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))
[   10.905224][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.905403][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.905615][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.905770][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.905921][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.906080][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.906235][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.906391][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.906540][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.906740][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[   10.906910][  T187]  ___sys_sendmsg (net/socket.c:2752)
[   10.907082][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.907253][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.907423][  T187]  ? 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))
[   10.907596][  T187]  __sys_sendmsg (net/socket.c:2784)
[   10.907768][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.907936][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.908106][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.908279][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.908439][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.908611][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.908785][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.908987][  T187] RIP: 0033:0x7f801b9b308e
[   10.909164][  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
[   10.909792][  T187] RSP: 002b:00007ffc25d927b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.910037][  T187] RAX: ffffffffffffffda RBX: 00007ffc25d92f48 RCX: 00007f801b9b308e
[   10.910267][  T187] RDX: 0000000000000000 RSI: 00007ffc25d92860 RDI: 0000000000000005
[   10.910497][  T187] RBP: 00007ffc25d927c0 R08: 0000000000000000 R09: 0000000000000000
[   10.910717][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c770
[   10.910962][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc25d92f20
| [   11.058164][  T196] ------------[ cut here ]------------
| [   11.058385][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/196
| [   11.058679][  T196] Modules linked in: veth
| [   11.059349][  T196] Tainted: [W]=WARN
[   11.059478][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.059673][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.059881][  T196] 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
[   11.060456][  T196] RSP: 0018:ffa0000000776e30 EFLAGS: 00010286
[   11.060657][  T196] RAX: 00000000ffffffa6 RBX: ff1100000936a900 RCX: 1ff40000000eed8c
[   11.060892][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000936a9b8
[   11.061135][  T196] RBP: ff110000086dc000 R08: 1fe220000126d538 R09: ff11000013012e80
[   11.061366][  T196] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   11.061610][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008f22700
[   11.061848][  T196] FS:  00007fc9d608f840(0000) GS:ff1100009d630000(0000) knlGS:0000000000000000
[   11.062138][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.062344][  T196] CR2: 000000000042ebe0 CR3: 0000000013c86004 CR4: 0000000000771ef0
[   11.062593][  T196] PKRU: 55555554
[   11.062708][  T196] Call Trace:
[   11.062825][  T196]  <TASK>
[   11.062902][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.063062][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.063200][  T196]  ? __dev_notify_flags (net/core/dev.c:9787)
[   11.063353][  T196]  __dev_notify_flags (net/core/dev.c:9787)
[   11.063506][  T196]  ? netif_change_name (net/core/dev.c:1495)
[   11.063677][  T196]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.063849][  T196]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.063995][  T196]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.064214][  T196]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   11.064411][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.064572][  T196]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.064733][  T196]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.064907][  T196]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.065157][  T196]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   11.065317][  T196] veth_newlink (drivers/net/veth.c:1871) veth
[   11.065480][  T196]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   11.065680][  T196]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.065838][  T196]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.065992][  T196]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.066242][  T196]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   11.066404][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   11.066622][  T196]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.066771][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.066924][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.067094][  T196]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.067245][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.067403][  T196]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.067555][  T196]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.067736][  T196]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.067956][  T196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.068179][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.068407][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.068630][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.068846][  T196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.069085][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.069318][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.069503][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.069679][  T196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.069851][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.070020][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.070195][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.070365][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.070537][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.070709][  T196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.070867][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.071034][  T196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.071219][  T196]  ? 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))
[   11.071382][  T196]  ? 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))
[   11.071559][  T196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.071708][  T196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.071857][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.072007][  T196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.072166][  T196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.072321][  T196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.072481][  T196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.072631][  T196]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.072785][  T196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.072965][  T196]  ? move_addr_to_kernel (net/socket.c:258)
[   11.073123][  T196]  ___sys_sendmsg (net/socket.c:2752)
[   11.073272][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.073424][  T196]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.073582][  T196]  ? 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))
[   11.073735][  T196]  __sys_sendmsg (net/socket.c:2784)
[   11.073890][  T196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.074049][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.074201][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.074354][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.074507][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.074657][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.074823][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.075034][  T196] RIP: 0033:0x7fc9d62c908e
[   11.075219][  T196] 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
[   11.075821][  T196] RSP: 002b:00007ffe8b72caf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.076078][  T196] RAX: ffffffffffffffda RBX: 00007ffe8b72d288 RCX: 00007fc9d62c908e
[   11.076328][  T196] RDX: 0000000000000000 RSI: 00007ffe8b72cba0 RDI: 0000000000000005
[   11.076583][  T196] RBP: 00007ffe8b72cb00 R08: 0000000000000000 R09: 0000000000000000
[   11.076816][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c770
[   11.077059][  T196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8b72d260
| [   11.106474][  T196] ------------[ cut here ]------------
| [   11.106703][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/196
| [   11.106976][  T196] Modules linked in: veth
| [   11.107473][  T196] Tainted: [W]=WARN
[   11.107596][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.107777][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.108013][  T196] 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
[   11.108679][  T196] RSP: 0018:ffa00000007771b0 EFLAGS: 00010286
[   11.108888][  T196] RAX: 00000000ffffffa6 RBX: ff1100000bf57700 RCX: 1ff40000000eedfc
[   11.109314][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bf577b8
[   11.109618][  T196] RBP: ff110000081a1000 R08: 1fe22000017eaef8 R09: ff11000013012e80
[   11.109849][  T196] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   11.110188][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.110429][  T196] FS:  00007fc9d608f840(0000) GS:ff1100009d630000(0000) knlGS:0000000000000000
[   11.110733][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.110920][  T196] CR2: 00007ff63f64a0c8 CR3: 0000000013c86004 CR4: 0000000000771ef0
[   11.111173][  T196] PKRU: 55555554
[   11.111288][  T196] Call Trace:
[   11.111411][  T196]  <TASK>
[   11.111495][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.111641][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.111749][  T196]  __dev_notify_flags (net/core/dev.c:9787)
[   11.111896][  T196]  ? netif_change_name (net/core/dev.c:1495)
[   11.112054][  T196]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.112199][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.112350][  T196]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.112512][  T196]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   11.112662][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.112809][  T196]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.112955][  T196]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.113114][  T196]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.113268][  T196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.113422][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.113578][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.113735][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.113881][  T196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.114037][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.114197][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.114351][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.114750][  T196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.114897][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.115039][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.115192][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.115338][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.115485][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.115632][  T196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.115778][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.115925][  T196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.116078][  T196]  ? 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))
[   11.116233][  T196]  ? 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))
[   11.116377][  T196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.116523][  T196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.116682][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.116843][  T196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.116998][  T196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.117156][  T196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.117318][  T196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.117479][  T196]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.117635][  T196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.117830][  T196]  ? move_addr_to_kernel (net/socket.c:258)
[   11.117985][  T196]  ___sys_sendmsg (net/socket.c:2752)
[   11.118145][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.118300][  T196]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.118474][  T196]  ? 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))
[   11.118628][  T196]  __sys_sendmsg (net/socket.c:2784)
[   11.118812][  T196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.119032][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.119258][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.119480][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.119700][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.119887][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.120089][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.120312][  T196] RIP: 0033:0x7fc9d62c908e
[   11.120477][  T196] 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
[   11.121018][  T196] RSP: 002b:00007ffe8b72caf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.121251][  T196] RAX: ffffffffffffffda RBX: 00007ffe8b72d288 RCX: 00007fc9d62c908e
[   11.121474][  T196] RDX: 0000000000000000 RSI: 00007ffe8b72cba0 RDI: 0000000000000005
[   11.121692][  T196] RBP: 00007ffe8b72cb00 R08: 0000000000000000 R09: 0000000000000000
[   11.121911][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c770


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