======================================
| xx__-> [    9.115454][  T186] ------------[ cut here ]------------
| [    9.115671][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
| [    9.115921][  T186] Modules linked in: veth
| [    9.116402][  T186] Tainted: [W]=WARN
[    9.116508][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.116686][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.116872][  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
[    9.117423][  T186] RSP: 0018:ffa0000000906e30 EFLAGS: 00010286
[    9.117602][  T186] RAX: 00000000ffffffa6 RBX: ff1100000a683c40 RCX: 1ff4000000120d8c
[    9.117816][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a683cf8
[    9.118069][  T186] RBP: ff11000008799000 R08: 1fe22000014d07a0 R09: ff1100000d942e80
[    9.118286][  T186] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.118509][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ca2ce80
[    9.118723][  T186] FS:  00007f9ae261e840(0000) GS:ff110000a09b0000(0000) knlGS:0000000000000000
[    9.118972][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.119160][  T186] CR2: 000000000042ebe0 CR3: 000000000d11f003 CR4: 0000000000771ef0
[    9.119385][  T186] PKRU: 55555554
[    9.119493][  T186] Call Trace:
[    9.119602][  T186]  <TASK>
[    9.119674][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.119854][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.120000][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.120115][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.120295][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.120443][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.120585][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.120728][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.120869][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.121032][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.121179][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.121327][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.121474][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.121616][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.121758][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[    9.121902][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.122084][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.122228][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.122381][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.122541][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.122683][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.122830][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.122972][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.123121][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.123263][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.123419][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.123559][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.123700][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.123848][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.123993][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.124141][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.124286][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.124435][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.124578][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.124721][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.124866][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.125006][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.125154][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.125301][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.125447][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.125690][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.125932][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.126074][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.126217][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.126363][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.126510][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.126761][  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))
[    9.126902][  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))
[    9.127047][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.127195][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.127341][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.127490][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.127731][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.127901][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.128044][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.128294][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.128442][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.128616][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.128765][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.129015][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.129263][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.129430][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.129573][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.129716][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.129857][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.130103][  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)
[    9.130247][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.130398][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.130542][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.130783][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.130928][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.131074][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.131354][  T186] RIP: 0033:0x7f9ae285808e
[    9.131611][  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
[    9.132121][  T186] RSP: 002b:00007fff48161580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.132371][  T186] RAX: ffffffffffffffda RBX: 00007fff48161d18 RCX: 00007f9ae285808e
[    9.132584][  T186] RDX: 0000000000000000 RSI: 00007fff48161630 RDI: 0000000000000005
[    9.132903][  T186] RBP: 00007fff48161590 R08: 0000000000000000 R09: 0000000000000000
[    9.133221][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10caa5
[    9.133572][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff48161cf0
| [    9.150558][  T186] ------------[ cut here ]------------
| [    9.150763][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
| [    9.151008][  T186] Modules linked in: veth
| [    9.151416][  T186] Tainted: [W]=WARN
[    9.151521][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.151694][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.151879][  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
[    9.152412][  T186] RSP: 0018:ffa00000009071b0 EFLAGS: 00010286
[    9.152586][  T186] RAX: 00000000ffffffa6 RBX: ff11000008bf43c0 RCX: 1ff4000000120dfc
[    9.152795][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008bf4478
[    9.153001][  T186] RBP: ff11000007f69000 R08: 1fe220000117e890 R09: ff1100000d942e80
[    9.153215][  T186] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.153433][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.153640][  T186] FS:  00007f9ae261e840(0000) GS:ff110000a09b0000(0000) knlGS:0000000000000000
[    9.153920][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.154101][  T186] CR2: 000000000042ebe0 CR3: 000000000d11f003 CR4: 0000000000771ef0
[    9.154331][  T186] PKRU: 55555554
[    9.154445][  T186] Call Trace:
[    9.154548][  T186]  <TASK>
[    9.154619][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.154762][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.154869][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.155008][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.155162][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.155309][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.155454][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.155592][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.155733][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.155870][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.156006][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.156185][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.156332][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.156482][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.156619][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.156760][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.156911][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.157047][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.157194][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.157498][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.157634][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.157773][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.157921][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.158066][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.158213][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.158354][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.158499][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.158642][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.158782][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.158923][  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))
[    9.159066][  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))
[    9.159219][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.159366][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.159510][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.159677][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.159819][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.159960][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.160110][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.160252][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.160403][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.160574][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.160718][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.160895][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.161104][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.161330][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.161481][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.161619][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.161758][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.161921][  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)
[    9.162071][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.162213][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.162448][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.162589][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.162730][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.162870][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.163041][  T186] RIP: 0033:0x7f9ae285808e
[    9.163190][  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
[    9.163687][  T186] RSP: 002b:00007fff48161580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.163898][  T186] RAX: ffffffffffffffda RBX: 00007fff48161d18 RCX: 00007f9ae285808e
[    9.164107][  T186] RDX: 0000000000000000 RSI: 00007fff48161630 RDI: 0000000000000005
[    9.164319][  T186] RBP: 00007fff48161590 R08: 0000000000000000 R09: 0000000000000000
[    9.164530][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10caa5
[    9.164738][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff48161cf0
| [    9.302889][  T193] ------------[ cut here ]------------
| [    9.303278][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/193
| [    9.303572][  T193] Modules linked in: veth
| [    9.303981][  T193] Tainted: [W]=WARN
[    9.304096][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.304280][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.304473][  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
[    9.304984][  T193] RSP: 0018:ffa0000000616e30 EFLAGS: 00010286
[    9.305171][  T193] RAX: 00000000ffffffa6 RBX: ff11000009b92200 RCX: 1ff40000000c2d8c
[    9.305396][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b922b8
[    9.305609][  T193] RBP: ff11000009cf9000 R08: 1fe2200001372458 R09: ff1100000daf5180
[    9.305824][  T193] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.306037][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005791900
[    9.306278][  T193] FS:  00007f32ad6c8840(0000) GS:ff110000a0b30000(0000) knlGS:0000000000000000
[    9.306544][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.306727][  T193] CR2: 000000000042ebe0 CR3: 000000000d25d001 CR4: 0000000000771ef0
[    9.306953][  T193] PKRU: 55555554
[    9.307070][  T193] Call Trace:
[    9.307178][  T193]  <TASK>
[    9.307254][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.307411][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.307529][  T193]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.307713][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.307858][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.307999][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.308144][  T193]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.308292][  T193]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.308441][  T193]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.308585][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.308732][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.308878][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.309018][  T193]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.309165][  T193]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.309317][  T193] veth_newlink (drivers/net/veth.c:1871) veth
[    9.309467][  T193]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.309644][  T193]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.309791][  T193]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.309933][  T193]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.310094][  T193]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.310236][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.310386][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.310528][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.310683][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.310843][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.310985][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.311132][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.311282][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.311432][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.311577][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.311721][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.311864][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.312023][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.312168][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.312346][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.312493][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.312635][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.312775][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.312918][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.313074][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.313229][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.313418][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.313560][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.313722][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.313866][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.314007][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.314160][  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))
[    9.314306][  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))
[    9.314455][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.314597][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.314740][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.314883][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.315027][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.315174][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.315323][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.315471][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.315649][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.315832][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.316016][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.316163][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.316311][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.316464][  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))
[    9.316608][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.316749][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.316894][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.317060][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.317203][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.317352][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.317500][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.317642][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.317819][  T193] RIP: 0033:0x7f32ad90208e
[    9.317969][  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
[    9.318487][  T193] RSP: 002b:00007ffe36baddf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.318723][  T193] RAX: ffffffffffffffda RBX: 00007ffe36bae588 RCX: 00007f32ad90208e
[    9.318939][  T193] RDX: 0000000000000000 RSI: 00007ffe36badea0 RDI: 0000000000000005
[    9.319153][  T193] RBP: 00007ffe36bade00 R08: 0000000000000000 R09: 0000000000000000
[    9.319374][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10caa5
[    9.319604][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe36bae560
| [    9.328814][  T193] ------------[ cut here ]------------
| [    9.328972][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/193
| [    9.329243][  T193] Modules linked in: veth
| [    9.329781][  T193] Tainted: [W]=WARN
[    9.329885][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.330060][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.330241][  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
[    9.330749][  T193] RSP: 0018:ffa00000006171b0 EFLAGS: 00010286
[    9.330942][  T193] RAX: 00000000ffffffa6 RBX: ff1100000511f380 RCX: 1ff40000000c2dfc
[    9.331212][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000511f438
[    9.331431][  T193] RBP: ff110000088b1000 R08: 1fe2200000a23e88 R09: ff1100000daf5180
[    9.331647][  T193] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.331854][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.332115][  T193] FS:  00007f32ad6c8840(0000) GS:ff110000a0b30000(0000) knlGS:0000000000000000
[    9.332367][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.332578][  T193] CR2: 000000000042ebe0 CR3: 000000000d25d001 CR4: 0000000000771ef0
[    9.332790][  T193] PKRU: 55555554
[    9.332946][  T193] Call Trace:
[    9.333048][  T193]  <TASK>
[    9.333176][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.333322][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.333431][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.333574][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.333710][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.333846][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.333985][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.334183][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.334361][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.334501][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.334636][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.334779][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.334923][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.335117][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.335253][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.335401][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.335536][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.335670][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.335815][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.335958][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.336151][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.336291][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.336433][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.336568][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.336707][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.336842][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.336993][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.337205][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.337347][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.337497][  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))
[    9.337632][  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))
[    9.337771][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.337908][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.338044][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.338239][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.338447][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.338584][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.338725][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.338865][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.339002][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.339224][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.339373][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.339520][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.339675][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.339914][  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))
[    9.340204][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.340345][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.340504][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.340653][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.340888][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.341023][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.341218][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.341373][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.341636][  T193] RIP: 0033:0x7f32ad90208e
[    9.341779][  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
[    9.342327][  T193] RSP: 002b:00007ffe36baddf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.342730][  T193] RAX: ffffffffffffffda RBX: 00007ffe36bae588 RCX: 00007f32ad90208e
[    9.342934][  T193] RDX: 0000000000000000 RSI: 00007ffe36badea0 RDI: 0000000000000005
[    9.343214][  T193] RBP: 00007ffe36bade00 R08: 0000000000000000 R09: 0000000000000000
[    9.343674][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10caa5
[    9.344124][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe36bae560
| [    9.586903][  T199] ------------[ cut here ]------------
| [    9.587117][  T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/199
| [    9.587382][  T199] Modules linked in: veth
| [    9.587822][  T199] Tainted: [W]=WARN
[    9.587950][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.588137][  T199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.588336][  T199] 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
[    9.588849][  T199] RSP: 0018:ffa0000000606e30 EFLAGS: 00010286
[    9.589027][  T199] RAX: 00000000ffffffa6 RBX: ff1100000b2f6040 RCX: 1ff40000000c0d8c
[    9.589266][  T199] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2f60f8
[    9.589489][  T199] RBP: ff11000002444000 R08: 1fe220000165ec20 R09: ff1100000d85ae80
[    9.589701][  T199] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.589916][  T199] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008a10400
[    9.590136][  T199] FS:  00007f4cb49ad840(0000) GS:ff110000a09b0000(0000) knlGS:0000000000000000
[    9.590402][  T199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.590582][  T199] CR2: 000000000042ebe0 CR3: 000000000c916005 CR4: 0000000000771ef0
[    9.590794][  T199] PKRU: 55555554
[    9.590900][  T199] Call Trace:
[    9.591006][  T199]  <TASK>
[    9.591086][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.591229][  T199]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.591384][  T199]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.591492][  T199]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.591634][  T199]  __dev_notify_flags (net/core/dev.c:9787)
[    9.591784][  T199]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.591927][  T199]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[    9.592229][  T199]  ? netif_change_name (net/core/dev.c:1495)
[    9.592385][  T199]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.592525][  T199]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.592665][  T199]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.592805][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.592949][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.593099][  T199]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.593240][  T199]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.593392][  T199]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.593535][  T199]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.593678][  T199] veth_newlink (drivers/net/veth.c:1871) veth
[    9.593820][  T199]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.593994][  T199]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.594140][  T199]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.594288][  T199]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.594453][  T199]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.594594][  T199]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.594738][  T199]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.594878][  T199]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.595020][  T199]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.595167][  T199]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.595315][  T199]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.595460][  T199]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.595603][  T199]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.595749][  T199]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.595894][  T199]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.596038][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.596185][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.596333][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.596480][  T199]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.596621][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.596770][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.596916][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.597064][  T199]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.597204][  T199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.597350][  T199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.597494][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.597638][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.597779][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.597923][  T199]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.598073][  T199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.598216][  T199]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.598455][  T199]  ? 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))
[    9.598598][  T199]  ? 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))
[    9.598741][  T199]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.598886][  T199]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.599031][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.599177][  T199]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.599324][  T199]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.599473][  T199]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.599617][  T199]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.599767][  T199]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.599909][  T199]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.600090][  T199]  ? move_addr_to_kernel (net/socket.c:258)
[    9.600238][  T199]  ___sys_sendmsg (net/socket.c:2752)
[    9.600387][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.600531][  T199]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.600687][  T199]  ? 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))
[    9.600833][  T199]  __sys_sendmsg (net/socket.c:2784)
[    9.600975][  T199]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.601170][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.601319][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.601472][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.601614][  T199]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.601763][  T199]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.601904][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.602084][  T199] RIP: 0033:0x7f4cb4be708e
[    9.602237][  T199] 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
[    9.602754][  T199] RSP: 002b:00007ffd574dbb70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.602966][  T199] RAX: ffffffffffffffda RBX: 00007ffd574dc308 RCX: 00007f4cb4be708e
[    9.603183][  T199] RDX: 0000000000000000 RSI: 00007ffd574dbc20 RDI: 0000000000000005
[    9.603407][  T199] RBP: 00007ffd574dbb80 R08: 0000000000000000 R09: 0000000000000000
[    9.603621][  T199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10caa5
[    9.603833][  T199] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd574dc2e0
| [    9.620420][  T199] ------------[ cut here ]------------
| [    9.620624][  T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/199
| [    9.620867][  T199] Modules linked in: veth
| [    9.621265][  T199] Tainted: [W]=WARN
[    9.621382][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.621552][  T199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.621736][  T199] 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
[    9.622298][  T199] RSP: 0018:ffa00000006071b0 EFLAGS: 00010286
[    9.622478][  T199] RAX: 00000000ffffffa6 RBX: ff1100000d015e00 RCX: 1ff40000000c0dfc
[    9.622683][  T199] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d015eb8
[    9.622892][  T199] RBP: ff110000075e1000 R08: 1fe2200001a02bd8 R09: ff1100000d85ae80
[    9.623160][  T199] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.623377][  T199] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.623587][  T199] FS:  00007f4cb49ad840(0000) GS:ff110000a09b0000(0000) knlGS:0000000000000000
[    9.623836][  T199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.624011][  T199] CR2: 000000000042ebe0 CR3: 000000000c916005 CR4: 0000000000771ef0
[    9.624283][  T199] PKRU: 55555554
[    9.624399][  T199] Call Trace:
[    9.624502][  T199]  <TASK>
[    9.624573][  T199]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.624717][  T199]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.624823][  T199]  __dev_notify_flags (net/core/dev.c:9787)
[    9.624964][  T199]  ? netif_change_name (net/core/dev.c:1495)
[    9.625106][  T199]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.625244][  T199]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.625393][  T199]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.625533][  T199]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.625673][  T199]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.625812][  T199]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.625950][  T199]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.626099][  T199]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.626242][  T199]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.626389][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.626526][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.626665][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.626802][  T199]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.626940][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.627085][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.627223][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.627365][  T199]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.627507][  T199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.627642][  T199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.627781][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.627924][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.628066][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.628203][  T199]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.628346][  T199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.628486][  T199]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.628628][  T199]  ? 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))
[    9.628768][  T199]  ? 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))
[    9.628908][  T199]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.629047][  T199]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.629191][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.629337][  T199]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.629481][  T199]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.629618][  T199]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.629762][  T199]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.629900][  T199]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.630041][  T199]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.630218][  T199]  ? move_addr_to_kernel (net/socket.c:258)
[    9.630361][  T199]  ___sys_sendmsg (net/socket.c:2752)
[    9.630504][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.630642][  T199]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.630792][  T199]  ? 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))
[    9.630932][  T199]  __sys_sendmsg (net/socket.c:2784)
[    9.631081][  T199]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.631223][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.631364][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.631507][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.631644][  T199]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.631784][  T199]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.631918][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.632094][  T199] RIP: 0033:0x7f4cb4be708e
[    9.632239][  T199] 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
[    9.632734][  T199] RSP: 002b:00007ffd574dbb70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.632939][  T199] RAX: ffffffffffffffda RBX: 00007ffd574dc308 RCX: 00007f4cb4be708e
[    9.633150][  T199] RDX: 0000000000000000 RSI: 00007ffd574dbc20 RDI: 0000000000000005
[    9.633384][  T199] RBP: 00007ffd574dbb80 R08: 0000000000000000 R09: 0000000000000000
[    9.633599][  T199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10caa5


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