======================================
| xx__-> [   10.341297][  T186] ------------[ cut here ]------------
| [   10.341525][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
| [   10.341827][  T186] Modules linked in: veth
| [   10.342341][  T186] Tainted: [W]=WARN
[   10.342452][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.342633][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.342835][  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
[   10.343346][  T186] RSP: 0018:ffa0000000926e30 EFLAGS: 00010286
[   10.343526][  T186] RAX: 00000000ffffffa6 RBX: ff1100000b2ccc80 RCX: 1ff4000000124d8c
[   10.343748][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ccd38
[   10.343970][  T186] RBP: ff110000052e1000 R08: 1fe22000016599a8 R09: ff1100000c27d180
[   10.344202][  T186] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.344422][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000092c0780
[   10.344624][  T186] FS:  00007fe1d4830840(0000) GS:ff110000aefb0000(0000) knlGS:0000000000000000
[   10.344868][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.345043][  T186] CR2: 000000000042ebe0 CR3: 000000000ced6001 CR4: 0000000000771ef0
[   10.345243][  T186] PKRU: 55555554
[   10.345344][  T186] Call Trace:
[   10.345443][  T186]  <TASK>
[   10.345514][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.345695][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.345833][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.345945][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.346080][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.346217][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   10.346348][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.346483][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   10.346628][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.346768][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.346901][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.347039][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.347186][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.347324][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.347465][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[   10.347605][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.347771][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.347907][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.348048][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.348195][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.348332][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.348469][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.348605][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.348750][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.348884][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.349026][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.349160][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.349291][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.349429][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.349580][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.349718][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.349850][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.349990][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.350121][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.350252][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.350391][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.350531][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.350665][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.350801][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.350936][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.351069][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.351208][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.351344][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.351478][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.351618][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.351752][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.351891][  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))
[   10.352029][  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))
[   10.352162][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.352299][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.352435][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.352571][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.352709][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.352847][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.352987][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.353119][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.353255][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.353417][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   10.353557][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   10.353703][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.353835][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.353990][  T186]  __sys_sendmsg (net/socket.c:2784)
[   10.354124][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.354257][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.354390][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.354530][  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)
[   10.354668][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.354807][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.354948][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.355081][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.355211][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.355345][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.355513][  T186] RIP: 0033:0x7fe1d4a6a08e
[   10.355662][  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
[   10.356148][  T186] RSP: 002b:00007fff3787d010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.356346][  T186] RAX: ffffffffffffffda RBX: 00007fff3787d7a8 RCX: 00007fe1d4a6a08e
[   10.356547][  T186] RDX: 0000000000000000 RSI: 00007fff3787d0c0 RDI: 0000000000000005
[   10.356751][  T186] RBP: 00007fff3787d020 R08: 0000000000000000 R09: 0000000000000000
[   10.356957][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9c7
[   10.357157][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3787d780
| [   10.364961][  T186] ------------[ cut here ]------------
| [   10.365126][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
| [   10.365349][  T186] Modules linked in: veth
| [   10.365759][  T186] Tainted: [W]=WARN
[   10.365855][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.366526][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.366762][  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
[   10.367282][  T186] RSP: 0018:ffa00000009271b0 EFLAGS: 00010286
[   10.367442][  T186] RAX: 00000000ffffffa6 RBX: ff1100000c588e40 RCX: 1ff4000000124dfc
[   10.367642][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c588ef8
[   10.367840][  T186] RBP: ff11000008e19000 R08: 1fe22000018b11e0 R09: ff1100000c27d180
[   10.368093][  T186] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.368282][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.368470][  T186] FS:  00007fe1d4830840(0000) GS:ff110000aefb0000(0000) knlGS:0000000000000000
[   10.368703][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.368865][  T186] CR2: 000000000042ebe0 CR3: 000000000ced6001 CR4: 0000000000771ef0
[   10.369114][  T186] PKRU: 55555554
[   10.369209][  T186] Call Trace:
[   10.369306][  T186]  <TASK>
[   10.369372][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.369507][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.369607][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   10.369747][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   10.369880][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.370069][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.370199][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.370329][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.370459][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.370588][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.370729][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.370862][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.371050][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.371175][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.371302][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.371427][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.371560][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.371705][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.371852][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.372043][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.372172][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.372300][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.372424][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.372555][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.372685][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.372820][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.373010][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.373142][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.373269][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.373403][  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))
[   10.373536][  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))
[   10.373671][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.373805][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.373995][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.374131][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.374261][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.374392][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.374526][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.374670][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.374807][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.375024][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   10.375154][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   10.375281][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.375408][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.375553][  T186]  __sys_sendmsg (net/socket.c:2784)
[   10.375685][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.375820][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.376004][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.376137][  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)
[   10.376266][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.376394][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.376523][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.376656][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.376791][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.376980][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.377138][  T186] RIP: 0033:0x7fe1d4a6a08e
[   10.377280][  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
[   10.377751][  T186] RSP: 002b:00007fff3787d010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.378006][  T186] RAX: ffffffffffffffda RBX: 00007fff3787d7a8 RCX: 00007fe1d4a6a08e
[   10.378198][  T186] RDX: 0000000000000000 RSI: 00007fff3787d0c0 RDI: 0000000000000005
[   10.378391][  T186] RBP: 00007fff3787d020 R08: 0000000000000000 R09: 0000000000000000
[   10.378588][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9c7
[   10.378791][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3787d780
| [   10.504586][  T192] ------------[ cut here ]------------
| [   10.504773][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/192
| [   10.505023][  T192] Modules linked in: veth
| [   10.505402][  T192] Tainted: [W]=WARN
[   10.505506][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.505676][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.505860][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.506337][  T192] RSP: 0018:ffa00000008d6e30 EFLAGS: 00010286
[   10.506509][  T192] RAX: 00000000ffffffa6 RBX: ff11000004aee900 RCX: 1ff400000011ad8c
[   10.506713][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aee9b8
[   10.506909][  T192] RBP: ff11000005bd9000 R08: 1fe220000095dd38 R09: ff1100000c3dae80
[   10.507112][  T192] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.507309][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b120e80
[   10.507507][  T192] FS:  00007f5d87474840(0000) GS:ff110000aefb0000(0000) knlGS:0000000000000000
[   10.507751][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.507918][  T192] CR2: 000000000042ebe0 CR3: 000000000b83e003 CR4: 0000000000771ef0
[   10.508122][  T192] PKRU: 55555554
[   10.508229][  T192] Call Trace:
[   10.508332][  T192]  <TASK>
[   10.508401][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.508536][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.508637][  T192]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.508804][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[   10.508950][  T192]  ? netif_change_name (net/core/dev.c:1495)
[   10.509095][  T192]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.509231][  T192]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.509363][  T192]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.509502][  T192]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.509638][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.509775][  T192]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.509911][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.510050][  T192]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.510187][  T192]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.510319][  T192] veth_newlink (drivers/net/veth.c:1871) veth
[   10.510455][  T192]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.510624][  T192]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.510761][  T192]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.510892][  T192]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.511048][  T192]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.511185][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.511321][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.511462][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.511595][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.511740][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.511872][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.512023][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.512155][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.512293][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.512428][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.512562][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.512700][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.512831][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.512969][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.513100][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.513240][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.513370][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.513505][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.513642][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.513782][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.513915][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.514058][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.514190][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.514324][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.514455][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.514590][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.514731][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.514859][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.514998][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.515132][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.515267][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.515404][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.515537][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.515671][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.515812][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.515948][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.516082][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.516242][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[   10.516379][  T192]  ___sys_sendmsg (net/socket.c:2752)
[   10.516514][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.516647][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.516795][  T192]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.516933][  T192]  __sys_sendmsg (net/socket.c:2784)
[   10.517065][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.517201][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.517337][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.517469][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.517606][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.517743][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.517874][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.518042][  T192] RIP: 0033:0x7f5d876ae08e
[   10.518179][  T192] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.518654][  T192] RSP: 002b:00007ffd0208f2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.518857][  T192] RAX: ffffffffffffffda RBX: 00007ffd0208fa78 RCX: 00007f5d876ae08e
[   10.519058][  T192] RDX: 0000000000000000 RSI: 00007ffd0208f390 RDI: 0000000000000005
[   10.519256][  T192] RBP: 00007ffd0208f2f0 R08: 0000000000000000 R09: 0000000000000000
[   10.519449][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9c7
[   10.519650][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0208fa50
| [   10.527380][  T192] ------------[ cut here ]------------
| [   10.527529][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/192
| [   10.527764][  T192] Modules linked in: veth
| [   10.528665][  T192] Tainted: [W]=WARN
[   10.528770][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.528937][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.529111][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.529569][  T192] RSP: 0018:ffa00000008d71b0 EFLAGS: 00010286
[   10.529741][  T192] RAX: 00000000ffffffa6 RBX: ff1100000c209c40 RCX: 1ff400000011adfc
[   10.529938][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c209cf8
[   10.530128][  T192] RBP: ff11000005be9000 R08: 1fe22000018413a0 R09: ff1100000c3dae80
[   10.530322][  T192] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.530511][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.530709][  T192] FS:  00007f5d87474840(0000) GS:ff110000aefb0000(0000) knlGS:0000000000000000
[   10.530937][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.531093][  T192] CR2: 000000000042ebe0 CR3: 000000000b83e003 CR4: 0000000000771ef0
[   10.531284][  T192] PKRU: 55555554
[   10.531378][  T192] Call Trace:
[   10.531471][  T192]  <TASK>
[   10.531541][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.531679][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.531780][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[   10.531913][  T192]  ? netif_change_name (net/core/dev.c:1495)
[   10.532044][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.532173][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.532304][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.532434][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.532569][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.532704][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.532835][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.532975][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.533105][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.533236][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.533366][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.533499][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.533632][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.533768][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.533898][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.534029][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.534154][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.534283][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.534412][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.534549][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.534685][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.534818][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.534951][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.535081][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.535212][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.535346][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.535475][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.535612][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.535752][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.535875][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.536009][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.536137][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.536262][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.536398][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.536547][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.536674][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.536841][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[   10.536981][  T192]  ___sys_sendmsg (net/socket.c:2752)
[   10.537113][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.537243][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.537382][  T192]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.537516][  T192]  __sys_sendmsg (net/socket.c:2784)
[   10.537645][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.537787][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.537918][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.538049][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.538173][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.538299][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.538426][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.538589][  T192] RIP: 0033:0x7f5d876ae08e
[   10.538732][  T192] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.539195][  T192] RSP: 002b:00007ffd0208f2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.539395][  T192] RAX: ffffffffffffffda RBX: 00007ffd0208fa78 RCX: 00007f5d876ae08e
[   10.539589][  T192] RDX: 0000000000000000 RSI: 00007ffd0208f390 RDI: 0000000000000005
[   10.539789][  T192] RBP: 00007ffd0208f2f0 R08: 0000000000000000 R09: 0000000000000000
[   10.539983][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9c7
[   10.540174][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0208fa50
| [   10.845099][  T206] ------------[ cut here ]------------
| [   10.845295][  T206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/206
| [   10.845541][  T206] Modules linked in: veth
| [   10.845943][  T206] Tainted: [W]=WARN
[   10.846044][  T206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.846216][  T206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.846394][  T206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.846881][  T206] RSP: 0018:ffa0000000906e30 EFLAGS: 00010286
[   10.847828][  T206] RAX: 00000000ffffffa6 RBX: ff11000008a76900 RCX: 1ff4000000120d8c
[   10.848121][  T206] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008a769b8
[   10.848327][  T206] RBP: ff1100000c29c000 R08: 1fe220000114ed38 R09: ff1100000d46d180
[   10.848538][  T206] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.848747][  T206] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000922b500
[   10.849016][  T206] FS:  00007efcafb6a840(0000) GS:ff110000aefb0000(0000) knlGS:0000000000000000
[   10.849250][  T206] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.849422][  T206] CR2: 000055d27ddc2d98 CR3: 000000000c071003 CR4: 0000000000771ef0
[   10.849635][  T206] PKRU: 55555554
[   10.849746][  T206] Call Trace:
[   10.849848][  T206]  <TASK>
[   10.849979][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.850120][  T206]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.850259][  T206]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.850360][  T206]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   10.850500][  T206]  __dev_notify_flags (net/core/dev.c:9787)
[   10.850640][  T206]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.850781][  T206]  ? 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)
[   10.850915][  T206]  ? netif_change_name (net/core/dev.c:1495)
[   10.851112][  T206]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.851243][  T206]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.851408][  T206]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.851561][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.851717][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.851858][  T206]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.852029][  T206]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.852168][  T206]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.852307][  T206]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.852451][  T206] veth_newlink (drivers/net/veth.c:1871) veth
[   10.852605][  T206]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.852787][  T206]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.852934][  T206]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.853076][  T206]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.853232][  T206]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.853376][  T206]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.853526][  T206]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.853669][  T206]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.853819][  T206]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.853970][  T206]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.854112][  T206]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.854250][  T206]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.854392][  T206]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.854542][  T206]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.854690][  T206]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.854836][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.854994][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.855136][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.855274][  T206]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.855416][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.855561][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.855713][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.855856][  T206]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.856004][  T206]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.856147][  T206]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.856286][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.856432][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.856577][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.856729][  T206]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.856872][  T206]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.857021][  T206]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.857169][  T206]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.857314][  T206]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.857461][  T206]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.857612][  T206]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.857762][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.857909][  T206]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.858061][  T206]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.858209][  T206]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.858355][  T206]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.858501][  T206]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.858647][  T206]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.858830][  T206]  ? move_addr_to_kernel (net/socket.c:258)
[   10.858981][  T206]  ___sys_sendmsg (net/socket.c:2752)
[   10.859120][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.859263][  T206]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.859415][  T206]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.859567][  T206]  __sys_sendmsg (net/socket.c:2784)
[   10.859718][  T206]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.859868][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.860019][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.860169][  T206]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.860322][  T206]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.860463][  T206]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.860614][  T206]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.860800][  T206] RIP: 0033:0x7efcafda408e
[   10.860955][  T206] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.861464][  T206] RSP: 002b:00007ffedb91f190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.861703][  T206] RAX: ffffffffffffffda RBX: 00007ffedb91f928 RCX: 00007efcafda408e
[   10.861926][  T206] RDX: 0000000000000000 RSI: 00007ffedb91f240 RDI: 0000000000000005
[   10.862141][  T206] RBP: 00007ffedb91f1a0 R08: 0000000000000000 R09: 0000000000000000
[   10.862353][  T206] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9c8
[   10.862567][  T206] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedb91f900
| [   10.898093][  T206] ------------[ cut here ]------------
| [   10.898291][  T206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/206
| [   10.898546][  T206] Modules linked in: veth
| [   10.898965][  T206] Tainted: [W]=WARN
[   10.899071][  T206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.899246][  T206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.899424][  T206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.899946][  T206] RSP: 0018:ffa00000009071b0 EFLAGS: 00010286
[   10.900121][  T206] RAX: 00000000ffffffa6 RBX: ff11000004aefa80 RCX: 1ff4000000120dfc
[   10.900331][  T206] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aefb38
[   10.900542][  T206] RBP: ff1100000c299000 R08: 1fe220000095df68 R09: ff1100000d46d180
[   10.900757][  T206] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.900974][  T206] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.901182][  T206] FS:  00007efcafb6a840(0000) GS:ff110000aefb0000(0000) knlGS:0000000000000000
[   10.901426][  T206] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.901614][  T206] CR2: 000055d27dc557a0 CR3: 000000000c071003 CR4: 0000000000771ef0
[   10.901826][  T206] PKRU: 55555554
[   10.901933][  T206] Call Trace:
[   10.902035][  T206]  <TASK>
[   10.902107][  T206]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.902248][  T206]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.902355][  T206]  __dev_notify_flags (net/core/dev.c:9787)
[   10.902504][  T206]  ? netif_change_name (net/core/dev.c:1495)
[   10.902649][  T206]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.902794][  T206]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.902940][  T206]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.903077][  T206]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.903219][  T206]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.903354][  T206]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.903493][  T206]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.903644][  T206]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.903790][  T206]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.904008][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.904146][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.904287][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.904427][  T206]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.904565][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.904717][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.904856][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.905000][  T206]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.905135][  T206]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.905271][  T206]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.905411][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.905552][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.905692][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.905838][  T206]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.905979][  T206]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.906117][  T206]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.906257][  T206]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.906395][  T206]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.906539][  T206]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.906682][  T206]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.906824][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.906974][  T206]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.907112][  T206]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.907255][  T206]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.907395][  T206]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.907539][  T206]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.907680][  T206]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.907855][  T206]  ? move_addr_to_kernel (net/socket.c:258)
[   10.908007][  T206]  ___sys_sendmsg (net/socket.c:2752)
[   10.908150][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.908286][  T206]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.908430][  T206]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.908573][  T206]  __sys_sendmsg (net/socket.c:2784)
[   10.908723][  T206]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.908870][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.909014][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.909153][  T206]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.909294][  T206]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.909433][  T206]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.909573][  T206]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.909752][  T206] RIP: 0033:0x7efcafda408e
[   10.909896][  T206] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.910396][  T206] RSP: 002b:00007ffedb91f190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.910618][  T206] RAX: ffffffffffffffda RBX: 00007ffedb91f928 RCX: 00007efcafda408e
[   10.910839][  T206] RDX: 0000000000000000 RSI: 00007ffedb91f240 RDI: 0000000000000005
[   10.911047][  T206] RBP: 00007ffedb91f1a0 R08: 0000000000000000 R09: 0000000000000000
[   10.911250][  T206] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9c8


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