======================================
| xx__-> [    9.188524][  T185] ------------[ cut here ]------------
| [    9.188744][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/185
| [    9.189173][  T185] Modules linked in: veth
| [    9.189702][  T185] Tainted: [W]=WARN
[    9.189907][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.190087][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.190285][  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
[    9.190793][  T185] RSP: 0018:ffa0000000876e30 EFLAGS: 00010286
[    9.190970][  T185] RAX: 00000000ffffffa6 RBX: ff11000009b69000 RCX: 1ff400000010ed8c
[    9.191192][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b690b8
[    9.191499][  T185] RBP: ff11000008779000 R08: 1fe220000136d218 R09: ff1100000c99ae80
[    9.191714][  T185] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.192124][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b958b00
[    9.192339][  T185] FS:  00007fb5e52e7840(0000) GS:ff110000973b0000(0000) knlGS:0000000000000000
[    9.192593][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.192871][  T185] CR2: 000055f6f4fc8850 CR3: 000000000c0ec003 CR4: 0000000000771ef0
[    9.193084][  T185] PKRU: 55555554
[    9.193297][  T185] Call Trace:
[    9.193402][  T185]  <TASK>
[    9.193475][  T185]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.193651][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.193797][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.193903][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.194047][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.194293][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.194434][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.194574][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.194721][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.194864][  T185]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[    9.195043][  T185]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[    9.195296][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.195607][  T185]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.195754][  T185]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.195897][  T185] veth_newlink (drivers/net/veth.c:1871) veth
[    9.196040][  T185]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.196227][  T185]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.196367][  T185]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.196505][  T185]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.196660][  T185]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.196805][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.196948][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.197095][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.197242][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.197383][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.197525][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.197665][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.197811][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.197958][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.198110][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.198258][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.198398][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.198540][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.198683][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.198822][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.198965][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.199115][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.199260][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.199404][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.199542][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.199685][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.199826][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.199963][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.200110][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.200352][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.200491][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.200636][  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))
[    9.200780][  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))
[    9.201016][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.201164][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.201305][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.201538][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.201683][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.201827][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.201970][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.202118][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.202262][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.202434][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.202578][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.202721][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.202861][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.203017][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.203165][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.203400][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.203540][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.203686][  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)
[    9.203826][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.203969][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.204118][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.204355][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.204494][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.204633][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.204811][  T185] RIP: 0033:0x7fb5e552108e
[    9.204957][  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
[    9.205563][  T185] RSP: 002b:00007ffc5cd82f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.205878][  T185] RAX: ffffffffffffffda RBX: 00007ffc5cd836a8 RCX: 00007fb5e552108e
[    9.206195][  T185] RDX: 0000000000000000 RSI: 00007ffc5cd82fc0 RDI: 0000000000000005
[    9.206502][  T185] RBP: 00007ffc5cd82f20 R08: 0000000000000000 R09: 0000000000000000
[    9.206713][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd42
[    9.207017][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5cd83680
| [    9.222630][  T185] ------------[ cut here ]------------
| [    9.222789][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/185
| [    9.223027][  T185] Modules linked in: veth
| [    9.223458][  T185] Tainted: [W]=WARN
[    9.223560][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.223737][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.223913][  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
[    9.224408][  T185] RSP: 0018:ffa00000008771b0 EFLAGS: 00010286
[    9.224579][  T185] RAX: 00000000ffffffa6 RBX: ff1100000273e740 RCX: 1ff400000010edfc
[    9.224787][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000273e7f8
[    9.224990][  T185] RBP: ff110000078c1000 R08: 1fe22000004e7d00 R09: ff1100000c99ae80
[    9.225204][  T185] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.225406][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.225610][  T185] FS:  00007fb5e52e7840(0000) GS:ff110000973b0000(0000) knlGS:0000000000000000
[    9.225853][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.226023][  T185] CR2: 000055f6f4fc8850 CR3: 000000000c0ec003 CR4: 0000000000771ef0
[    9.226240][  T185] PKRU: 55555554
[    9.226342][  T185] Call Trace:
[    9.226444][  T185]  <TASK>
[    9.226515][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.226658][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.226768][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.226906][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.227043][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.227249][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.227389][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.227529][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.227667][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.227808][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.227946][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.228087][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.228290][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.228512][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.228649][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.228789][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.228922][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.229057][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.229305][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.229444][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.229579][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.229725][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.229860][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.229996][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.230246][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.230387][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.230524][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.230662][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.230805][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.230944][  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))
[    9.231080][  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))
[    9.231229][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.231366][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.231505][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.231642][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.231786][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.231923][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.232062][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.232206][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.232343][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.232512][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.232653][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.232794][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.232930][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.233080][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.233226][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.233363][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.233499][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.233638][  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)
[    9.233779][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.233915][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.234053][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.234199][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.234334][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.234470][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.234639][  T185] RIP: 0033:0x7fb5e552108e
[    9.234788][  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
[    9.235278][  T185] RSP: 002b:00007ffc5cd82f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.235485][  T185] RAX: ffffffffffffffda RBX: 00007ffc5cd836a8 RCX: 00007fb5e552108e
[    9.235694][  T185] RDX: 0000000000000000 RSI: 00007ffc5cd82fc0 RDI: 0000000000000005
[    9.235896][  T185] RBP: 00007ffc5cd82f20 R08: 0000000000000000 R09: 0000000000000000
[    9.236103][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd42
[    9.236311][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5cd83680
| [    9.372972][  T193] ------------[ cut here ]------------
| [    9.373214][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
| [    9.373519][  T193] Modules linked in: veth
| [    9.374060][  T193] Tainted: [W]=WARN
[    9.374242][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.374480][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.374750][  T193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.375328][  T193] RSP: 0018:ffa0000000626e30 EFLAGS: 00010286
[    9.375557][  T193] RAX: 00000000ffffffa6 RBX: ff11000009ac0580 RCX: 1ff40000000c4d8c
[    9.375826][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ac0638
[    9.376106][  T193] RBP: ff1100000206c000 R08: 1fe22000013580c8 R09: ff1100000c19ae80
[    9.376387][  T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.376651][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000091a5200
[    9.376925][  T193] FS:  00007f4f73184840(0000) GS:ff110000974b0000(0000) knlGS:0000000000000000
[    9.377251][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.377481][  T193] CR2: 0000557dafadcb28 CR3: 000000000c257005 CR4: 0000000000771ef0
[    9.377763][  T193] PKRU: 55555554
[    9.377920][  T193] Call Trace:
[    9.378083][  T193]  <TASK>
[    9.378226][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.378423][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.378592][  T193]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.378828][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.379026][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.379256][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.379450][  T193]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.379646][  T193]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.379854][  T193]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.380055][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.380276][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.380470][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.380663][  T193]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.380865][  T193]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.381067][  T193] veth_newlink (drivers/net/veth.c:1871) veth
[    9.381291][  T193]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.381518][  T193]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.381721][  T193]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.381913][  T193]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.382144][  T193]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.382345][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.382545][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.382745][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.382937][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.383150][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.383353][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.383543][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.383748][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.383949][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.384270][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.384755][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.384944][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.385155][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.385349][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.385634][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.385839][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.386037][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.386252][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.386448][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.386639][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.387032][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.387251][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.387441][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.387636][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.387832][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.388026][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.388247][  T193]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.388445][  T193]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.388642][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.388846][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.389044][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.389261][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.389516][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.389716][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.389912][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.390122][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.390325][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.390553][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.390758][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.390949][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.391161][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.391367][  T193]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.391565][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.391792][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.391988][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.392202][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.392398][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.392592][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.392790][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.392986][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.393530][  T193] RIP: 0033:0x7f4f733be08e
[    9.393742][  T193] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.394403][  T193] RSP: 002b:00007ffd8d1c7ce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.394667][  T193] RAX: ffffffffffffffda RBX: 00007ffd8d1c8478 RCX: 00007f4f733be08e
[    9.394935][  T193] RDX: 0000000000000000 RSI: 00007ffd8d1c7d90 RDI: 0000000000000005
[    9.395217][  T193] RBP: 00007ffd8d1c7cf0 R08: 0000000000000000 R09: 0000000000000000
[    9.395476][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd42
[    9.395742][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8d1c8450
| [    9.424107][  T193] ------------[ cut here ]------------
| [    9.424310][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
| [    9.424594][  T193] Modules linked in: veth
| [    9.425078][  T193] Tainted: [W]=WARN
[    9.425250][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.425466][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.425697][  T193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.426245][  T193] RSP: 0018:ffa00000006271b0 EFLAGS: 00010286
[    9.426466][  T193] RAX: 00000000ffffffa6 RBX: ff1100000f0c3540 RCX: 1ff40000000c4dfc
[    9.426724][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f0c35f8
[    9.426973][  T193] RBP: ff1100000c3ac000 R08: 1fe2200001e186c0 R09: ff1100000c19ae80
[    9.427246][  T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.427495][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.427755][  T193] FS:  00007f4f73184840(0000) GS:ff110000974b0000(0000) knlGS:0000000000000000
[    9.428044][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.428283][  T193] CR2: 00007f19c523dd80 CR3: 000000000c257005 CR4: 0000000000771ef0
[    9.428535][  T193] PKRU: 55555554
[    9.428692][  T193] Call Trace:
[    9.428842][  T193]  <TASK>
[    9.428960][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.429162][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.429320][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.429506][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.429701][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.429885][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.430074][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.430284][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.430472][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.430657][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.430851][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.431042][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.431256][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.431443][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.431629][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.431835][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.432021][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.432226][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.432418][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.432603][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.432797][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.432986][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.433190][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.433382][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.433569][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.433762][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.433958][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.434167][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.434359][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.434548][  T193]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.434740][  T193]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.434928][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.435137][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.435331][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.435517][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.435713][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.435898][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.436111][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.436307][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.436493][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.436718][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.436911][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.437112][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.437309][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.437504][  T193]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.437701][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.437887][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.438080][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.438288][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.438480][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.438665][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.438858][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.439048][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.439285][  T193] RIP: 0033:0x7f4f733be08e
[    9.439478][  T193] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.440017][  T193] RSP: 002b:00007ffd8d1c7ce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.440297][  T193] RAX: ffffffffffffffda RBX: 00007ffd8d1c8478 RCX: 00007f4f733be08e
[    9.440546][  T193] RDX: 0000000000000000 RSI: 00007ffd8d1c7d90 RDI: 0000000000000005
[    9.440804][  T193] RBP: 00007ffd8d1c7cf0 R08: 0000000000000000 R09: 0000000000000000
[    9.441055][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd42


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