======================================
| xx__-> [    9.244345][  T185] ------------[ cut here ]------------
| [    9.244568][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/185
| [    9.244835][  T185] Modules linked in: veth
| [    9.245367][  T185] Tainted: [W]=WARN
[    9.245484][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.245670][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.245873][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.246695][  T185] RSP: 0018:ffa0000000896e30 EFLAGS: 00010286
[    9.246885][  T185] RAX: 00000000ffffffa6 RBX: ff1100000a21fc40 RCX: 1ff4000000112d8c
[    9.247108][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a21fcf8
[    9.247321][  T185] RBP: ff1100000a1a1000 R08: 1fe2200001443fa0 R09: ff1100000bee2e80
[    9.247541][  T185] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.247776][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000abae000
[    9.247989][  T185] FS:  00007ff289d15840(0000) GS:ff110000a1030000(0000) knlGS:0000000000000000
[    9.248259][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.248543][  T185] CR2: 00007f673727a000 CR3: 000000000cb5f005 CR4: 0000000000771ef0
[    9.248965][  T185] PKRU: 55555554
[    9.249186][  T185] Call Trace:
[    9.249296][  T185]  <TASK>
[    9.249374][  T185]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.249557][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.249900][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.250011][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.250172][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.250321][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.250662][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.250812][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.250957][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.251114][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.251259][  T185]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.251405][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.251577][  T185]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.251818][  T185]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.251963][  T185] veth_newlink (drivers/net/veth.c:1871) veth
[    9.252184][  T185]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.252424][  T185]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.252570][  T185]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.252811][  T185]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.252974][  T185]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.253185][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.253338][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.253484][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.253627][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.253773][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.253916][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.254144][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.254303][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.254450][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.254594][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.254740][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.254881][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.255022][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.255230][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.255372][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.255519][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.255671][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.255814][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.255956][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.256161][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.256312][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.256459][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.256600][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.256759][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.256900][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.257075][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.257222][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.257365][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.257507][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.257756][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.257897][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.258039][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.258191][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.258348][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.258494][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.258735][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.258877][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.259056][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.259228][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.259469][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.259609][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.259916][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.260102][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.260244][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.260389][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.260626][  T185]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.260775][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.260915][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.261089][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.261326][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.261469][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.261610][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.261786][  T185] RIP: 0033:0x7ff289f4f08e
[    9.262036][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.262644][  T185] RSP: 002b:00007fffdc4aac00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.262859][  T185] RAX: ffffffffffffffda RBX: 00007fffdc4ab398 RCX: 00007ff289f4f08e
[    9.263076][  T185] RDX: 0000000000000000 RSI: 00007fffdc4aacb0 RDI: 0000000000000005
[    9.263384][  T185] RBP: 00007fffdc4aac10 R08: 0000000000000000 R09: 0000000000000000
[    9.263595][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d008
[    9.263808][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffdc4ab370
| [    9.286172][  T185] ------------[ cut here ]------------
| [    9.286373][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/185
| [    9.286638][  T185] Modules linked in: veth
| [    9.287033][  T185] Tainted: [W]=WARN
[    9.287149][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.287323][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.287504][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.288000][  T185] RSP: 0018:ffa00000008971b0 EFLAGS: 00010286
[    9.288188][  T185] RAX: 00000000ffffffa6 RBX: ff1100000bcfc200 RCX: 1ff4000000112dfc
[    9.288396][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bcfc2b8
[    9.288602][  T185] RBP: ff11000008761000 R08: 1fe220000179f858 R09: ff1100000bee2e80
[    9.288815][  T185] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.289030][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.289254][  T185] FS:  00007ff289d15840(0000) GS:ff110000a1030000(0000) knlGS:0000000000000000
[    9.289498][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.289676][  T185] CR2: 00007f673727a000 CR3: 000000000cb5f005 CR4: 0000000000771ef0
[    9.289890][  T185] PKRU: 55555554
[    9.289996][  T185] Call Trace:
[    9.290114][  T185]  <TASK>
[    9.290186][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.290339][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.290449][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.290592][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.290735][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.290883][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.291027][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.291180][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.291321][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.291459][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.291598][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.291747][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.291891][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.292034][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.292342][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.292511][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.292649][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.292790][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.292934][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.293088][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.293228][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.293367][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.293506][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.293645][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.293789][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.293926][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.294076][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.294215][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.294355][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.294498][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.294637][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.294784][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.294923][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.295335][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.295497][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.295656][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.295805][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.295954][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.296106][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.296247][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.296422][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.296567][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.296710][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.296853][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.297010][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.297169][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.297311][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.297451][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.297594][  T185]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.297737][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.297879][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.298022][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.298177][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.298319][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.298458][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.298632][  T185] RIP: 0033:0x7ff289f4f08e
[    9.298781][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.299287][  T185] RSP: 002b:00007fffdc4aac00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.299499][  T185] RAX: ffffffffffffffda RBX: 00007fffdc4ab398 RCX: 00007ff289f4f08e
[    9.299711][  T185] RDX: 0000000000000000 RSI: 00007fffdc4aacb0 RDI: 0000000000000005
[    9.299922][  T185] RBP: 00007fffdc4aac10 R08: 0000000000000000 R09: 0000000000000000
[    9.300140][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d008
[    9.300352][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffdc4ab370
| [    9.485270][  T194] ------------[ cut here ]------------
| [    9.485478][  T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/194
| [    9.485750][  T194] Modules linked in: veth
| [    9.486183][  T194] Tainted: [W]=WARN
[    9.486296][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.486482][  T194] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.486674][  T194] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.487206][  T194] RSP: 0018:ffa00000007d6e30 EFLAGS: 00010286
[    9.487392][  T194] RAX: 00000000ffffffa6 RBX: ff1100000c6e8ac0 RCX: 1ff40000000fad8c
[    9.487610][  T194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6e8b78
[    9.487828][  T194] RBP: ff1100000c90c000 R08: 1fe22000018dd170 R09: ff1100000c140b80
[    9.488053][  T194] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.488297][  T194] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000aa9bc00
[    9.488514][  T194] FS:  00007fa8a9e80840(0000) GS:ff110000a0fb0000(0000) knlGS:0000000000000000
[    9.488772][  T194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.488955][  T194] CR2: 00005630ae17f0e8 CR3: 0000000008ccd004 CR4: 0000000000771ef0
[    9.489182][  T194] PKRU: 55555554
[    9.489294][  T194] Call Trace:
[    9.489402][  T194]  <TASK>
[    9.489477][  T194]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.489623][  T194]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.489735][  T194]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.489915][  T194]  __dev_notify_flags (net/core/dev.c:9787)
[    9.490074][  T194]  ? netif_change_name (net/core/dev.c:1495)
[    9.490220][  T194]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.490371][  T194]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.490520][  T194]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.490667][  T194]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.490818][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.490967][  T194]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.491127][  T194]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.491273][  T194]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.491424][  T194]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.491574][  T194] veth_newlink (drivers/net/veth.c:1871) veth
[    9.491729][  T194]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.491910][  T194]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.492066][  T194]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.492211][  T194]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.492373][  T194]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.492525][  T194]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.492673][  T194]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.492822][  T194]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.492970][  T194]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.493132][  T194]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.493278][  T194]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.493423][  T194]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.493567][  T194]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.493721][  T194]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.493872][  T194]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.494018][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.494173][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.494321][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.494465][  T194]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.494609][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.494759][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.494905][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.495063][  T194]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.495207][  T194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.495352][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.495495][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.495640][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.495787][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.495934][  T194]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.496092][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.496236][  T194]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.496385][  T194]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.496530][  T194]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.496680][  T194]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.496827][  T194]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.496971][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.497129][  T194]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.497278][  T194]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.497427][  T194]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.497575][  T194]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.497722][  T194]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.497867][  T194]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.498054][  T194]  ? move_addr_to_kernel (net/socket.c:258)
[    9.498217][  T194]  ___sys_sendmsg (net/socket.c:2752)
[    9.498389][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.498546][  T194]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.498700][  T194]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.498850][  T194]  __sys_sendmsg (net/socket.c:2784)
[    9.498997][  T194]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.499162][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.499309][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.499458][  T194]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.499603][  T194]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.499752][  T194]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.499899][  T194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.500092][  T194] RIP: 0033:0x7fa8aa0ba08e
[    9.500247][  T194] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.500768][  T194] RSP: 002b:00007ffe571558b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.500987][  T194] RAX: ffffffffffffffda RBX: 00007ffe57156048 RCX: 00007fa8aa0ba08e
[    9.501214][  T194] RDX: 0000000000000000 RSI: 00007ffe57155960 RDI: 0000000000000005
[    9.501432][  T194] RBP: 00007ffe571558c0 R08: 0000000000000000 R09: 0000000000000000
[    9.501652][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d008
[    9.501872][  T194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe57156020
| [    9.514943][  T194] ------------[ cut here ]------------
| [    9.515160][  T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/194
| [    9.515409][  T194] Modules linked in: veth
| [    9.515811][  T194] Tainted: [W]=WARN
[    9.515918][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.516105][  T194] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.516289][  T194] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.516798][  T194] RSP: 0018:ffa00000007d71b0 EFLAGS: 00010286
[    9.516978][  T194] RAX: 00000000ffffffa6 RBX: ff1100000c1ae740 RCX: 1ff40000000fadfc
[    9.517200][  T194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c1ae7f8
[    9.517408][  T194] RBP: ff1100000c909000 R08: 1fe2200001835d00 R09: ff1100000c140b80
[    9.517614][  T194] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.517821][  T194] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.518032][  T194] FS:  00007fa8a9e80840(0000) GS:ff110000a0fb0000(0000) knlGS:0000000000000000
[    9.518290][  T194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.518467][  T194] CR2: 0000563091ba26c0 CR3: 0000000008ccd004 CR4: 0000000000771ef0
[    9.518675][  T194] PKRU: 55555554
[    9.518784][  T194] Call Trace:
[    9.518888][  T194]  <TASK>
[    9.518961][  T194]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.519114][  T194]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.519224][  T194]  __dev_notify_flags (net/core/dev.c:9787)
[    9.519365][  T194]  ? netif_change_name (net/core/dev.c:1495)
[    9.519505][  T194]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.519644][  T194]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.519788][  T194]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.519928][  T194]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.520077][  T194]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.520217][  T194]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.520357][  T194]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.520501][  T194]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.520644][  T194]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.520789][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.520929][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.521077][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.521216][  T194]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.521355][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.521499][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.521641][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.521784][  T194]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.521924][  T194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.522073][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.522213][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.522356][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.522493][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.522635][  T194]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.522781][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.522922][  T194]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.523076][  T194]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.523215][  T194]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.523358][  T194]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.523500][  T194]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.523642][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.523790][  T194]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.523930][  T194]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.524079][  T194]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.524223][  T194]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.524365][  T194]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.524505][  T194]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.524679][  T194]  ? move_addr_to_kernel (net/socket.c:258)
[    9.524827][  T194]  ___sys_sendmsg (net/socket.c:2752)
[    9.524967][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.525117][  T194]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.525268][  T194]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.525411][  T194]  __sys_sendmsg (net/socket.c:2784)
[    9.525552][  T194]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.525698][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.525843][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.525986][  T194]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.526142][  T194]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.526288][  T194]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.526435][  T194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.526615][  T194] RIP: 0033:0x7fa8aa0ba08e
[    9.526768][  T194] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.527281][  T194] RSP: 002b:00007ffe571558b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.527496][  T194] RAX: ffffffffffffffda RBX: 00007ffe57156048 RCX: 00007fa8aa0ba08e
[    9.527714][  T194] RDX: 0000000000000000 RSI: 00007ffe57155960 RDI: 0000000000000005
[    9.527930][  T194] RBP: 00007ffe571558c0 R08: 0000000000000000 R09: 0000000000000000
[    9.528159][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d008


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