======================================
| xx__-> [    9.159858][  T186] ------------[ cut here ]------------
| [    9.160150][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
| [    9.160463][  T186] Modules linked in: veth
| [    9.161006][  T186] Tainted: [W]=WARN
[    9.161225][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.161476][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.161737][  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
[    9.162304][  T186] RSP: 0018:ffa00000008e6e30 EFLAGS: 00010286
[    9.162541][  T186] RAX: 00000000ffffffa6 RBX: ff11000008d0c580 RCX: 1ff400000011cd8c
[    9.162810][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008d0c638
[    9.163073][  T186] RBP: ff11000007e11000 R08: 1fe22000011a18c8 R09: ff11000009d98b80
[    9.163416][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.163683][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c3c4780
[    9.163945][  T186] FS:  00007eff062a5840(0000) GS:ff1100008d4b0000(0000) knlGS:0000000000000000
[    9.164259][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.164499][  T186] CR2: 000000000042ebe0 CR3: 000000000b410001 CR4: 0000000000771ef0
[    9.164772][  T186] PKRU: 55555554
[    9.164929][  T186] Call Trace:
[    9.165086][  T186]  <TASK>
[    9.165223][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.165480][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.165685][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.165844][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.166037][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.166243][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.166447][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.166647][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.166842][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.167037][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.167242][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.167447][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.167637][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.167837][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.168031][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[    9.168242][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.168476][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.168675][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.168970][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.169193][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.169394][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.169691][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.169883][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.170079][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.170393][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.170590][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.170792][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.170984][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.171195][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.171402][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.171599][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.171797][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.171991][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.172194][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.172394][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.172591][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.172792][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.172986][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.173194][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.173395][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.173587][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.173790][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.173981][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.174188][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.174390][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.174581][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.174788][  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))
[    9.174979][  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))
[    9.175184][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.175389][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.175580][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.175780][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.175974][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.176184][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.176390][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.176582][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.176873][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.177098][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.177412][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.177707][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.177903][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.178134][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.178330][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.178521][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.178722][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.178917][  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)
[    9.179213][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.179420][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.179612][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.179814][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.180110][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.180319][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.180548][  T186] RIP: 0033:0x7eff064df08e
[    9.180853][  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
[    9.181414][  T186] RSP: 002b:00007ffe0fe93150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.181783][  T186] RAX: ffffffffffffffda RBX: 00007ffe0fe938e8 RCX: 00007eff064df08e
[    9.182047][  T186] RDX: 0000000000000000 RSI: 00007ffe0fe93200 RDI: 0000000000000005
[    9.182422][  T186] RBP: 00007ffe0fe93160 R08: 0000000000000000 R09: 0000000000000000
[    9.182688][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c837
[    9.183041][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0fe938c0
| [    9.191525][  T186] ------------[ cut here ]------------
| [    9.191717][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
| [    9.192004][  T186] Modules linked in: veth
| [    9.193210][  T186] Tainted: [W]=WARN
[    9.193434][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.193812][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.194099][  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
[    9.194809][  T186] RSP: 0018:ffa00000008e71b0 EFLAGS: 00010286
[    9.195088][  T186] RAX: 00000000ffffffa6 RBX: ff11000004b36580 RCX: 1ff400000011cdfc
[    9.195416][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b36638
[    9.195729][  T186] RBP: ff110000052b9000 R08: 1fe2200000966cc8 R09: ff11000009d98b80
[    9.196032][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.196362][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.196681][  T186] FS:  00007eff062a5840(0000) GS:ff1100008d4b0000(0000) knlGS:0000000000000000
[    9.197022][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.197322][  T186] CR2: 000000000042ebe0 CR3: 000000000b410001 CR4: 0000000000771ef0
[    9.197629][  T186] PKRU: 55555554
[    9.197842][  T186] Call Trace:
[    9.198047][  T186]  <TASK>
[    9.198235][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.198489][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.198707][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.198948][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.199201][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.199452][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.199703][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.199945][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.200202][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.200451][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.200699][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.201033][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.201291][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.201544][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.201792][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.202036][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.202291][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.202540][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.202795][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.203037][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.203290][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.203541][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.203790][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.204032][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.204287][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.204625][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.204881][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.205142][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.205349][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.205544][  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))
[    9.205740][  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))
[    9.206019][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.206221][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.206504][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.206702][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.206978][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.207179][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.207382][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.207667][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.207855][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.208102][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.208408][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.208595][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.208788][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.208988][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.209194][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.209390][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.209671][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.209863][  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)
[    9.210051][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.210252][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.210454][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.210651][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.210837][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.211114][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.211358][  T186] RIP: 0033:0x7eff064df08e
[    9.211651][  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
[    9.212196][  T186] RSP: 002b:00007ffe0fe93150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.212460][  T186] RAX: ffffffffffffffda RBX: 00007ffe0fe938e8 RCX: 00007eff064df08e
[    9.212814][  T186] RDX: 0000000000000000 RSI: 00007ffe0fe93200 RDI: 0000000000000005
[    9.213065][  T186] RBP: 00007ffe0fe93160 R08: 0000000000000000 R09: 0000000000000000
[    9.213336][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c837
[    9.213590][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0fe938c0
| [    9.427289][  T195] ------------[ cut here ]------------
| [    9.427487][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/195
| [    9.427746][  T195] Modules linked in: veth
| [    9.428746][  T195] Tainted: [W]=WARN
[    9.428856][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.429094][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.429349][  T195] 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
[    9.429876][  T195] RSP: 0018:ffa00000008e6e30 EFLAGS: 00010286
[    9.430062][  T195] RAX: 00000000ffffffa6 RBX: ff1100000cfe5380 RCX: 1ff400000011cd8c
[    9.430403][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cfe5438
[    9.430622][  T195] RBP: ff11000009d8c000 R08: 1fe22000019fca88 R09: ff1100000c79ae80
[    9.430842][  T195] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.431053][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014f4ce80
[    9.431333][  T195] FS:  00007f55b80a7840(0000) GS:ff1100008d530000(0000) knlGS:0000000000000000
[    9.431583][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.431766][  T195] CR2: 0000559a4af26398 CR3: 000000000ae0d003 CR4: 0000000000771ef0
[    9.431980][  T195] PKRU: 55555554
[    9.432086][  T195] Call Trace:
[    9.432274][  T195]  <TASK>
[    9.432350][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.432493][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.432599][  T195]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.432782][  T195]  __dev_notify_flags (net/core/dev.c:9787)
[    9.432926][  T195]  ? netif_change_name (net/core/dev.c:1495)
[    9.433067][  T195]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.433308][  T195]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.433449][  T195]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.433593][  T195]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.433746][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.433894][  T195]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.434036][  T195]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.434282][  T195]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.434429][  T195]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.434572][  T195] veth_newlink (drivers/net/veth.c:1871) veth
[    9.434721][  T195]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.434897][  T195]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.435044][  T195]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.435266][  T195]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.435430][  T195]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.435570][  T195]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.435720][  T195]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.435861][  T195]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.436004][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.436254][  T195]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.436402][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.436542][  T195]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.436689][  T195]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.436836][  T195]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.436982][  T195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.437219][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.437366][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.437510][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.437656][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.437796][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.437947][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.438089][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.438330][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.438471][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.438611][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.438757][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.438901][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.439041][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.439263][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.439409][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.439552][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.439704][  T195]  ? 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))
[    9.439844][  T195]  ? 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))
[    9.439987][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.440213][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.440362][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.440504][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.440651][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.440794][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.440941][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.441086][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.441325][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.441501][  T195]  ? move_addr_to_kernel (net/socket.c:258)
[    9.441653][  T195]  ___sys_sendmsg (net/socket.c:2752)
[    9.441793][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.441935][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.442086][  T195]  ? 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))
[    9.442339][  T195]  __sys_sendmsg (net/socket.c:2784)
[    9.442482][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.442629][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.442776][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.442918][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.443059][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.443317][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.443459][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.443634][  T195] RIP: 0033:0x7f55b82e108e
[    9.443787][  T195] 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
[    9.444376][  T195] RSP: 002b:00007ffd6442c250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.444592][  T195] RAX: ffffffffffffffda RBX: 00007ffd6442c9e8 RCX: 00007f55b82e108e
[    9.444811][  T195] RDX: 0000000000000000 RSI: 00007ffd6442c300 RDI: 0000000000000005
[    9.445025][  T195] RBP: 00007ffd6442c260 R08: 0000000000000000 R09: 0000000000000000
[    9.445333][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c837
[    9.445545][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6442c9c0
| [    9.462681][  T195] ------------[ cut here ]------------
| [    9.462839][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/195
| [    9.463081][  T195] Modules linked in: veth
| [    9.463480][  T195] Tainted: [W]=WARN
[    9.463585][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.463760][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.463940][  T195] 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
[    9.464433][  T195] RSP: 0018:ffa00000008e71b0 EFLAGS: 00010286
[    9.464603][  T195] RAX: 00000000ffffffa6 RBX: ff1100000be631c0 RCX: 1ff400000011cdfc
[    9.464811][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000be63278
[    9.465017][  T195] RBP: ff11000009d89000 R08: 1fe22000017cc650 R09: ff1100000c79ae80
[    9.465225][  T195] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.465434][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.465645][  T195] FS:  00007f55b80a7840(0000) GS:ff1100008d530000(0000) knlGS:0000000000000000
[    9.465886][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.466056][  T195] CR2: 0000559a4af26398 CR3: 000000000ae0d003 CR4: 0000000000771ef0
[    9.466309][  T195] PKRU: 55555554
[    9.466411][  T195] Call Trace:
[    9.466516][  T195]  <TASK>
[    9.466650][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.466790][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.466896][  T195]  __dev_notify_flags (net/core/dev.c:9787)
[    9.467035][  T195]  ? netif_change_name (net/core/dev.c:1495)
[    9.467225][  T195]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.467365][  T195]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.467504][  T195]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.467645][  T195]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.467783][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.467919][  T195]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.468055][  T195]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.468295][  T195]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.468438][  T195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.468575][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.468720][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.468856][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.468992][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.469165][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.469309][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.469446][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.469581][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.469721][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.469856][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.469990][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.470133][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.470310][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.470448][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.470597][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.470740][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.470902][  T195]  ? 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))
[    9.471046][  T195]  ? 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))
[    9.471191][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.471332][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.471467][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.471606][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.471746][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.471882][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.472020][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.472162][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.472302][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.472470][  T195]  ? move_addr_to_kernel (net/socket.c:258)
[    9.472611][  T195]  ___sys_sendmsg (net/socket.c:2752)
[    9.472753][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.472887][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.473032][  T195]  ? 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))
[    9.473175][  T195]  __sys_sendmsg (net/socket.c:2784)
[    9.473312][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.473452][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.473589][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.473730][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.473867][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.474003][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.474144][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.474318][  T195] RIP: 0033:0x7f55b82e108e
[    9.474460][  T195] 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
[    9.474946][  T195] RSP: 002b:00007ffd6442c250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.475158][  T195] RAX: ffffffffffffffda RBX: 00007ffd6442c9e8 RCX: 00007f55b82e108e
[    9.475365][  T195] RDX: 0000000000000000 RSI: 00007ffd6442c300 RDI: 0000000000000005
[    9.475565][  T195] RBP: 00007ffd6442c260 R08: 0000000000000000 R09: 0000000000000000
[    9.475773][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c837
[    9.475976][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6442c9c0
| [    9.622159][  T201] ------------[ cut here ]------------
| [    9.622362][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/201
| [    9.622613][  T201] Modules linked in: veth
| [    9.623050][  T201] Tainted: [W]=WARN
[    9.623166][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.623344][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.623529][  T201] 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
[    9.624030][  T201] RSP: 0018:ffa0000000656e30 EFLAGS: 00010286
[    9.624223][  T201] RAX: 00000000ffffffa6 RBX: ff1100000bdd4ac0 RCX: 1ff40000000cad8c
[    9.624439][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bdd4b78
[    9.624653][  T201] RBP: ff1100000c5dc000 R08: 1fe22000017ba970 R09: ff110000024a8b80
[    9.624864][  T201] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.625074][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000002123500
[    9.625287][  T201] FS:  00007f5f4ae36840(0000) GS:ff1100008d530000(0000) knlGS:0000000000000000
[    9.625539][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.625721][  T201] CR2: 000000000042ebe0 CR3: 000000000c417002 CR4: 0000000000771ef0
[    9.625930][  T201] PKRU: 55555554
[    9.626035][  T201] Call Trace:
[    9.626143][  T201]  <TASK>
[    9.626216][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.626367][  T201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.626507][  T201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.626612][  T201]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.626758][  T201]  __dev_notify_flags (net/core/dev.c:9787)
[    9.626896][  T201]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.627041][  T201]  ? 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)
[    9.627184][  T201]  ? netif_change_name (net/core/dev.c:1495)
[    9.627328][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.627465][  T201]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.627606][  T201]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.627752][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.627894][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.628033][  T201]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.628178][  T201]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.628322][  T201]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.628461][  T201]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.628602][  T201] veth_newlink (drivers/net/veth.c:1871) veth
[    9.628749][  T201]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.628923][  T201]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.629063][  T201]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.629209][  T201]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.629367][  T201]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.629506][  T201]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.629652][  T201]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.629792][  T201]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.629935][  T201]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.630077][  T201]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.630222][  T201]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.630367][  T201]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.630505][  T201]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.630653][  T201]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.630797][  T201]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.630939][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.631076][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.631220][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.631362][  T201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.631501][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.631648][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.631788][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.631937][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.632088][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.632233][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.632375][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.632514][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.632658][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.632798][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.632939][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.633077][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.633225][  T201]  ? 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))
[    9.633368][  T201]  ? 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))
[    9.633508][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.633654][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.633793][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.633941][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.634091][  T201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.634327][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.634529][  T201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.634676][  T201]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.634816][  T201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.635017][  T201]  ? move_addr_to_kernel (net/socket.c:258)
[    9.635225][  T201]  ___sys_sendmsg (net/socket.c:2752)
[    9.635368][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.635507][  T201]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.635664][  T201]  ? 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))
[    9.635806][  T201]  __sys_sendmsg (net/socket.c:2784)
[    9.635964][  T201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.636108][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.636313][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.636453][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.636592][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.636737][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.636876][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.637052][  T201] RIP: 0033:0x7f5f4b07008e
[    9.637263][  T201] 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
[    9.637765][  T201] RSP: 002b:00007ffec6cc9020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.637978][  T201] RAX: ffffffffffffffda RBX: 00007ffec6cc97b8 RCX: 00007f5f4b07008e
[    9.638273][  T201] RDX: 0000000000000000 RSI: 00007ffec6cc90d0 RDI: 0000000000000005
[    9.638485][  T201] RBP: 00007ffec6cc9030 R08: 0000000000000000 R09: 0000000000000000
[    9.638699][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c837
[    9.638910][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec6cc9790
| [    9.657108][  T201] ------------[ cut here ]------------
| [    9.658138][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/201
| [    9.658395][  T201] Modules linked in: veth
| [    9.658876][  T201] Tainted: [W]=WARN
[    9.658984][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.659249][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.659438][  T201] 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
[    9.659941][  T201] RSP: 0018:ffa00000006571b0 EFLAGS: 00010286
[    9.660114][  T201] RAX: 00000000ffffffa6 RBX: ff1100000bd4aac0 RCX: 1ff40000000cadfc
[    9.660427][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bd4ab78
[    9.660633][  T201] RBP: ff11000015abc000 R08: 1fe22000017a9570 R09: ff110000024a8b80
[    9.660844][  T201] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.661051][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.661343][  T201] FS:  00007f5f4ae36840(0000) GS:ff1100008d530000(0000) knlGS:0000000000000000
[    9.661585][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.661762][  T201] CR2: 000000000042ebe0 CR3: 000000000c417002 CR4: 0000000000771ef0
[    9.661971][  T201] PKRU: 55555554
[    9.662075][  T201] Call Trace:
[    9.662194][  T201]  <TASK>
[    9.662266][  T201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.662410][  T201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.662516][  T201]  __dev_notify_flags (net/core/dev.c:9787)
[    9.662660][  T201]  ? netif_change_name (net/core/dev.c:1495)
[    9.662799][  T201]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.662937][  T201]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.663080][  T201]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.663224][  T201]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.663369][  T201]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.663505][  T201]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.663649][  T201]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.663793][  T201]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.663936][  T201]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.664077][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.664220][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.664365][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.664502][  T201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.664638][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.664787][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.664928][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.665068][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.665213][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.665356][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.665493][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.665632][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.665775][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.665914][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.666053][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.666203][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.666349][  T201]  ? 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))
[    9.666485][  T201]  ? 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))
[    9.666625][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.666769][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.666907][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.667046][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.667193][  T201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.667338][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.667478][  T201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.667616][  T201]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.667760][  T201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.667930][  T201]  ? move_addr_to_kernel (net/socket.c:258)
[    9.668071][  T201]  ___sys_sendmsg (net/socket.c:2752)
[    9.668219][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.668363][  T201]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.668511][  T201]  ? 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))
[    9.668659][  T201]  __sys_sendmsg (net/socket.c:2784)
[    9.668798][  T201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.668939][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.669077][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.669221][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.669366][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.669504][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.669648][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.669820][  T201] RIP: 0033:0x7f5f4b07008e
[    9.669965][  T201] 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
[    9.670469][  T201] RSP: 002b:00007ffec6cc9020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.670681][  T201] RAX: ffffffffffffffda RBX: 00007ffec6cc97b8 RCX: 00007f5f4b07008e
[    9.670890][  T201] RDX: 0000000000000000 RSI: 00007ffec6cc90d0 RDI: 0000000000000005
[    9.671094][  T201] RBP: 00007ffec6cc9030 R08: 0000000000000000 R09: 0000000000000000
[    9.671314][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c837


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