======================================
| xx__-> [   11.818478][  T187] ------------[ cut here ]------------
| [   11.818747][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/187
| [   11.819014][  T187] Modules linked in: veth
| [   11.819472][  T187] Tainted: [W]=WARN
[   11.819581][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.819765][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.819961][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.820469][  T187] RSP: 0018:ffa0000000886e30 EFLAGS: 00010286
[   11.820651][  T187] RAX: 00000000ffffffa6 RBX: ff1100000c10f380 RCX: 1ff4000000110d8c
[   11.821002][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c10f438
[   11.821228][  T187] RBP: ff11000007939000 R08: 1fe2200001821e88 R09: ff1100000c59d180
[   11.821508][  T187] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   11.821820][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000094f4400
[   11.822036][  T187] FS:  00007fb7248e4840(0000) GS:ff11000081630000(0000) knlGS:0000000000000000
[   11.822285][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.822464][  T187] CR2: 000056040e828d30 CR3: 000000000be96006 CR4: 0000000000771ef0
[   11.822740][  T187] PKRU: 55555554
[   11.822902][  T187] Call Trace:
[   11.823007][  T187]  <TASK>
[   11.823079][  T187]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   11.823256][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.823397][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.823502][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.823644][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.823913][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[   11.824055][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.824193][  T187]  ? netif_change_name (net/core/dev.c:1495)
[   11.824332][  T187]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   11.824474][  T187]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   11.824615][  T187]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.824820][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.824962][  T187]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.825102][  T187]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   11.825242][  T187] veth_newlink (drivers/net/veth.c:1871) veth
[   11.825385][  T187]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   11.825557][  T187]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.825775][  T187]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.825922][  T187]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.826079][  T187]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   11.826222][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   11.826363][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.826535][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.826803][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.826945][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.827108][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.827251][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.827389][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.827532][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.827798][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.827941][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.828079][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.828217][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.828354][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.828492][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.828638][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.828901][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.829040][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.829178][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.829315][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.829452][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.829592][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.829855][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.829997][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.830140][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.830280][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.830424][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.830562][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.830830][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.830973][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.831115][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.831257][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.831397][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.831539][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.831807][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.831952][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.832196][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.832463][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[   11.832610][  T187]  ___sys_sendmsg (net/socket.c:2752)
[   11.832876][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.833019][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.833267][  T187]  __sys_sendmsg (net/socket.c:2784)
[   11.833409][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.833548][  T187]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   11.833812][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.833957][  T187]  ? 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)
[   11.834098][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.834331][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.834473][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.834614][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.834968][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.835109][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.835282][  T187] RIP: 0033:0x7fb724b1e08e
[   11.835427][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.836052][  T187] RSP: 002b:00007fff16ac9f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.836276][  T187] RAX: ffffffffffffffda RBX: 00007fff16aca6f8 RCX: 00007fb724b1e08e
[   11.836483][  T187] RDX: 0000000000000000 RSI: 00007fff16aca010 RDI: 0000000000000005
[   11.836911][  T187] RBP: 00007fff16ac9f70 R08: 0000000000000000 R09: 0000000000000000
[   11.837119][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd76
[   11.837328][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff16aca6d0
| [   11.866419][  T187] ------------[ cut here ]------------
| [   11.866665][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/187
| [   11.867069][  T187] Modules linked in: veth
| [   11.867705][  T187] Tainted: [W]=WARN
[   11.867884][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.868156][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.868443][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.869250][  T187] RSP: 0018:ffa00000008871b0 EFLAGS: 00010286
[   11.869528][  T187] RAX: 00000000ffffffa6 RBX: ff1100000ae6cac0 RCX: 1ff4000000110dfc
[   11.869879][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ae6cb78
[   11.870212][  T187] RBP: ff11000007511000 R08: 1fe22000015cd970 R09: ff1100000c59d180
[   11.870541][  T187] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.870883][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.871220][  T187] FS:  00007fb7248e4840(0000) GS:ff11000081730000(0000) knlGS:0000000000000000
[   11.871605][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.871894][  T187] CR2: 000056040e828d30 CR3: 000000000be96001 CR4: 0000000000771ef0
[   11.872222][  T187] PKRU: 55555554
[   11.872387][  T187] Call Trace:
[   11.872542][  T187]  <TASK>
[   11.872653][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.872901][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.873070][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[   11.873292][  T187]  ? netif_change_name (net/core/dev.c:1495)
[   11.873511][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.873928][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.874154][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.874381][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   11.874607][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.874838][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.875056][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.875293][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.875528][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.875758][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.875983][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.876206][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.876427][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.876645][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.876886][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.877108][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.877328][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.877547][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.877772][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.878003][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.878227][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.878446][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.878667][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.878902][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.879123][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.879344][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.879557][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.879949][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.880173][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.880395][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.880620][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.881049][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.881274][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.881503][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.881936][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.882162][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.882431][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[   11.882659][  T187]  ___sys_sendmsg (net/socket.c:2752)
[   11.883073][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.883296][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.883543][  T187]  __sys_sendmsg (net/socket.c:2784)
[   11.883946][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.884168][  T187]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   11.884388][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.884617][  T187]  ? 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)
[   11.885010][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.885234][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.885454][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.885711][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.885942][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.886165][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.886433][  T187] RIP: 0033:0x7fb724b1e08e
[   11.886669][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.887472][  T187] RSP: 002b:00007fff16ac9f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.887824][  T187] RAX: ffffffffffffffda RBX: 00007fff16aca6f8 RCX: 00007fb724b1e08e
[   11.888152][  T187] RDX: 0000000000000000 RSI: 00007fff16aca010 RDI: 0000000000000005
[   11.888483][  T187] RBP: 00007fff16ac9f70 R08: 0000000000000000 R09: 0000000000000000
[   11.888841][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd76
[   11.889185][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff16aca6d0
| [   12.056114][  T192] ------------[ cut here ]------------
| [   12.056367][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/192
| [   12.056670][  T192] Modules linked in: veth
| [   12.057227][  T192] Tainted: [W]=WARN
[   12.057383][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.057615][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.057878][  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
[   12.058437][  T192] RSP: 0018:ffa0000000556e30 EFLAGS: 00010286
[   12.058686][  T192] RAX: 00000000ffffffa6 RBX: ff1100000c0f2ac0 RCX: 1ff40000000aad8c
[   12.059005][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c0f2b78
[   12.059279][  T192] RBP: ff11000008061000 R08: 1fe220000181e570 R09: ff1100000c608b80
[   12.059545][  T192] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   12.059834][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000093a1900
[   12.060102][  T192] FS:  00007fba4dae0840(0000) GS:ff110000816b0000(0000) knlGS:0000000000000000
[   12.060408][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.060650][  T192] CR2: 000000000042ebe0 CR3: 000000000b7d0002 CR4: 0000000000771ef0
[   12.060940][  T192] PKRU: 55555554
[   12.061099][  T192] Call Trace:
[   12.061280][  T192]  <TASK>
[   12.061403][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.061599][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.061765][  T192]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   12.062012][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[   12.062210][  T192]  ? netif_change_name (net/core/dev.c:1495)
[   12.062403][  T192]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.062596][  T192]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.062805][  T192]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.063001][  T192]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   12.063196][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.063390][  T192]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.063584][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   12.063800][  T192]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   12.064014][  T192]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   12.064208][  T192] veth_newlink (drivers/net/veth.c:1871) veth
[   12.064402][  T192]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   12.064626][  T192]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.064864][  T192]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.065058][  T192]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   12.065271][  T192]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   12.065461][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   12.065656][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   12.065870][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.066065][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.066258][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.066456][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.066667][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.066909][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.067105][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.067300][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.067492][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.067695][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.067901][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.068092][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.068283][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.068479][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.068690][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.068912][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.069179][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.069424][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.069627][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.069850][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.070042][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.070241][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.070434][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.070627][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.070843][  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))
[   12.071033][  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))
[   12.071227][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.071420][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.071609][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.071820][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.072038][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.072235][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.072427][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.072619][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.072839][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.073064][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[   12.073258][  T192]  ___sys_sendmsg (net/socket.c:2752)
[   12.073448][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.073640][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.073896][  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))
[   12.074094][  T192]  __sys_sendmsg (net/socket.c:2784)
[   12.074287][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.074479][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.074686][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.074888][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.075078][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.075267][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.075458][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.075691][  T192] RIP: 0033:0x7fba4dd1a08e
[   12.075896][  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
[   12.076435][  T192] RSP: 002b:00007ffef0c4e960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.076710][  T192] RAX: ffffffffffffffda RBX: 00007ffef0c4f0f8 RCX: 00007fba4dd1a08e
[   12.076986][  T192] RDX: 0000000000000000 RSI: 00007ffef0c4ea10 RDI: 0000000000000005
[   12.077242][  T192] RBP: 00007ffef0c4e970 R08: 0000000000000000 R09: 0000000000000000
[   12.077499][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd76
[   12.077779][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef0c4f0d0
| [   12.093055][  T192] ------------[ cut here ]------------
| [   12.093260][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/192
| [   12.093506][  T192] Modules linked in: veth
| [   12.093921][  T192] Tainted: [W]=WARN
[   12.094026][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.094205][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.094388][  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
[   12.094989][  T192] RSP: 0018:ffa00000005571b0 EFLAGS: 00010286
[   12.095163][  T192] RAX: 00000000ffffffa6 RBX: ff1100000d296200 RCX: 1ff40000000aadfc
[   12.095389][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d2962b8
[   12.095613][  T192] RBP: ff11000007c29000 R08: 1fe2200001a52c58 R09: ff1100000c608b80
[   12.095894][  T192] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   12.096098][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   12.096306][  T192] FS:  00007fba4dae0840(0000) GS:ff11000081630000(0000) knlGS:0000000000000000
[   12.096548][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.096847][  T192] CR2: 000056040e8557e0 CR3: 000000000b7d0004 CR4: 0000000000771ef0
[   12.097173][  T192] PKRU: 55555554
[   12.097287][  T192] Call Trace:
[   12.097392][  T192]  <TASK>
[   12.097466][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.097608][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.097795][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[   12.097940][  T192]  ? netif_change_name (net/core/dev.c:1495)
[   12.098081][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   12.098219][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.098361][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   12.098503][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   12.098647][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.098796][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.098940][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.099085][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.099229][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.099370][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.099533][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.099682][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.099830][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.099968][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.100109][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.100251][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.100389][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.100526][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.100662][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.100809][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.100951][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.101086][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.101225][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.101370][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.101506][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.101646][  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))
[   12.101791][  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))
[   12.101930][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.102067][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.102203][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.102342][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.102479][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.102617][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.102762][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.102909][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.103045][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.103215][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[   12.103361][  T192]  ___sys_sendmsg (net/socket.c:2752)
[   12.103500][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.103645][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.103801][  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))
[   12.103949][  T192]  __sys_sendmsg (net/socket.c:2784)
[   12.104090][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.104232][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.104371][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.104513][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.104652][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.104802][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.104942][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.105114][  T192] RIP: 0033:0x7fba4dd1a08e
[   12.105263][  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
[   12.105759][  T192] RSP: 002b:00007ffef0c4e960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.105973][  T192] RAX: ffffffffffffffda RBX: 00007ffef0c4f0f8 RCX: 00007fba4dd1a08e
[   12.106181][  T192] RDX: 0000000000000000 RSI: 00007ffef0c4ea10 RDI: 0000000000000005
[   12.106389][  T192] RBP: 00007ffef0c4e970 R08: 0000000000000000 R09: 0000000000000000
[   12.106600][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd76
[   12.106823][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef0c4f0d0
| [   12.436188][  T210] ------------[ cut here ]------------
| [   12.436469][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/210
| [   12.436898][  T210] Modules linked in: veth
| [   12.437533][  T210] Tainted: [W]=WARN
[   12.437711][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.437991][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.438278][  T210] 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
[   12.439084][  T210] RSP: 0018:ffa0000000896e30 EFLAGS: 00010286
[   12.439369][  T210] RAX: 00000000ffffffa6 RBX: ff110000059cfc40 RCX: 1ff4000000112d8c
[   12.439730][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000059cfcf8
[   12.440075][  T210] RBP: ff11000008e44000 R08: 1fe2200000b39fa0 R09: ff1100000b4a0b80
[   12.440413][  T210] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   12.440754][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008a26380
[   12.441099][  T210] FS:  00007f4c1b61a840(0000) GS:ff110000815b0000(0000) knlGS:0000000000000000
[   12.441498][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.441800][  T210] CR2: 00007f4c1b981f6d CR3: 000000000bcb5006 CR4: 0000000000771ef0
[   12.442141][  T210] PKRU: 55555554
[   12.442312][  T210] Call Trace:
[   12.442481][  T210]  <TASK>
[   12.442603][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.442844][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.443071][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.443240][  T210]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   12.443461][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   12.443692][  T210]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   12.443921][  T210]  ? 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)
[   12.444148][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   12.444375][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.444602][  T210]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.444846][  T210]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.445076][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.445307][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.445533][  T210]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.445769][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   12.445998][  T210]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   12.446230][  T210]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   12.446466][  T210] veth_newlink (drivers/net/veth.c:1871) veth
[   12.446714][  T210]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   12.447009][  T210]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.447241][  T210]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.447467][  T210]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   12.447738][  T210]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   12.447972][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   12.448201][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   12.448427][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.448664][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.448907][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.449136][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.449365][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.449590][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.449843][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.450081][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.450310][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.450538][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.450782][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.451008][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.451239][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.451475][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.451714][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.451950][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.452175][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.452410][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.452638][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.452891][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.453120][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.453352][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.453588][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.453855][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.454098][  T210]  ? 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))
[   12.454320][  T210]  ? 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))
[   12.454552][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.454793][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.455026][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.455253][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.455484][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.455723][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.455956][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.456182][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.456410][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.456701][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   12.456943][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   12.457170][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.457391][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.457639][  T210]  ? 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))
[   12.457889][  T210]  __sys_sendmsg (net/socket.c:2784)
[   12.458115][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.458347][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.458571][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.458812][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.459040][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.459267][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.459494][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.459788][  T210] RIP: 0033:0x7f4c1b85408e
[   12.460028][  T210] 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
[   12.460839][  T210] RSP: 002b:00007ffdec17ebb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.461183][  T210] RAX: ffffffffffffffda RBX: 00007ffdec17f348 RCX: 00007f4c1b85408e
[   12.461521][  T210] RDX: 0000000000000000 RSI: 00007ffdec17ec60 RDI: 0000000000000005
[   12.461871][  T210] RBP: 00007ffdec17ebc0 R08: 0000000000000000 R09: 0000000000000000
[   12.462212][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd76
[   12.462552][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdec17f320
| [   12.489654][  T210] ------------[ cut here ]------------
| [   12.490598][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/210
| [   12.491035][  T210] Modules linked in: veth
| [   12.491691][  T210] Tainted: [W]=WARN
[   12.491867][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.492170][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.492466][  T210] 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
[   12.493271][  T210] RSP: 0018:ffa00000008971b0 EFLAGS: 00010286
[   12.493553][  T210] RAX: 00000000ffffffa6 RBX: ff1100000c0f3a80 RCX: 1ff4000000112dfc
[   12.493908][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c0f3b38
[   12.494244][  T210] RBP: ff11000008e41000 R08: 1fe220000181e768 R09: ff1100000b4a0b80
[   12.494569][  T210] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   12.494906][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   12.495264][  T210] FS:  00007f4c1b61a840(0000) GS:ff110000815b0000(0000) knlGS:0000000000000000
[   12.495649][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.495944][  T210] CR2: 00007f4c1b981f6d CR3: 000000000bcb5006 CR4: 0000000000771ef0
[   12.496276][  T210] PKRU: 55555554
[   12.496455][  T210] Call Trace:
[   12.496640][  T210]  <TASK>
[   12.496770][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.497007][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.497175][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   12.497391][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   12.497598][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   12.497823][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.498046][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   12.498271][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   12.498503][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.498726][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.498949][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.499177][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.499408][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.499626][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.499862][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.500080][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.500294][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.500509][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.500747][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.500977][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.501192][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.501415][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.501637][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.501864][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.502084][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.502292][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.502514][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.502743][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.502964][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.503191][  T210]  ? 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))
[   12.503405][  T210]  ? 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))
[   12.503630][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.503870][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.504092][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.504312][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.504533][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.504759][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.504987][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.505207][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.505427][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.505702][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   12.505931][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   12.506138][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.506353][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.506593][  T210]  ? 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))
[   12.506838][  T210]  __sys_sendmsg (net/socket.c:2784)
[   12.507057][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.507280][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.507495][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.507723][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.507943][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.508155][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.508372][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.508665][  T210] RIP: 0033:0x7f4c1b85408e
[   12.508918][  T210] 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
[   12.509696][  T210] RSP: 002b:00007ffdec17ebb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.510032][  T210] RAX: ffffffffffffffda RBX: 00007ffdec17f348 RCX: 00007f4c1b85408e
[   12.510360][  T210] RDX: 0000000000000000 RSI: 00007ffdec17ec60 RDI: 0000000000000005
[   12.510693][  T210] RBP: 00007ffdec17ebc0 R08: 0000000000000000 R09: 0000000000000000
[   12.511026][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd76


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