======================================
| xx__-> [    9.113522][  T185] ------------[ cut here ]------------
| [    9.113751][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/185
| [    9.114002][  T185] Modules linked in: veth
| [    9.114509][  T185] Tainted: [W]=WARN
[    9.114618][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.114800][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.114987][  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
[    9.115513][  T185] RSP: 0018:ffa00000008c6e30 EFLAGS: 00010286
[    9.115696][  T185] RAX: 00000000ffffffa6 RBX: ff110000026f5a80 RCX: 1ff4000000118d8c
[    9.115912][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000026f5b38
[    9.116205][  T185] RBP: ff11000008679000 R08: 1fe22000004deb68 R09: ff1100000c6a8b80
[    9.116533][  T185] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.116744][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000002565200
[    9.117057][  T185] FS:  00007f08f3cea840(0000) GS:ff110000af730000(0000) knlGS:0000000000000000
[    9.117310][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.117496][  T185] CR2: 00007f08f4051f6d CR3: 000000000c1cf006 CR4: 0000000000771ef0
[    9.117711][  T185] PKRU: 55555554
[    9.117821][  T185] Call Trace:
[    9.118028][  T185]  <TASK>
[    9.118102][  T185]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.118386][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.118536][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.118736][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.118880][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.119022][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.119264][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.119509][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.119650][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.119794][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.120035][  T185]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.120276][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.120521][  T185]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.120661][  T185]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.120806][  T185] veth_newlink (drivers/net/veth.c:1871) veth
[    9.120947][  T185]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.121125][  T185]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.121366][  T185]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.121512][  T185]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.121667][  T185]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.121808][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.121958][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.122106][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.122350][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.122504][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.122739][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.122883][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.123034][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.123187][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.123433][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.123573][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.123714][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.123856][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.124099][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.124245][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.124390][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.124538][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.124774][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.124916][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.125062][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.125208][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.125475][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.125636][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.125783][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.125924][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.126166][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.126312][  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))
[    9.126482][  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))
[    9.126627][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.126770][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.126910][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.127056][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.127202][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.127346][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.127497][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.127640][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.127782][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.127960][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.128108][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.128347][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.128499][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.128652][  T185]  ? 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))
[    9.128892][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.129036][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.129188][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.129332][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.129574][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.129717][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.129859][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.130099][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.130286][  T185] RIP: 0033:0x7f08f3f2408e
[    9.130443][  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
[    9.131050][  T185] RSP: 002b:00007ffc8bbccae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.131361][  T185] RAX: ffffffffffffffda RBX: 00007ffc8bbcd278 RCX: 00007f08f3f2408e
[    9.131582][  T185] RDX: 0000000000000000 RSI: 00007ffc8bbccb90 RDI: 0000000000000005
[    9.131889][  T185] RBP: 00007ffc8bbccaf0 R08: 0000000000000000 R09: 0000000000000000
[    9.132108][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c864
[    9.132434][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8bbcd250
| [    9.140652][  T185] ------------[ cut here ]------------
| [    9.140832][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/185
| [    9.141089][  T185] Modules linked in: veth
| [    9.142036][  T185] Tainted: [W]=WARN
[    9.142143][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.142378][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.142564][  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
[    9.143056][  T185] RSP: 0018:ffa00000008c71b0 EFLAGS: 00010286
[    9.143287][  T185] RAX: 00000000ffffffa6 RBX: ff11000009024040 RCX: 1ff4000000118dfc
[    9.143506][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090240f8
[    9.143715][  T185] RBP: ff11000008681000 R08: 1fe2200001204820 R09: ff1100000c6a8b80
[    9.143920][  T185] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.144134][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.144421][  T185] FS:  00007f08f3cea840(0000) GS:ff110000af730000(0000) knlGS:0000000000000000
[    9.144671][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.144853][  T185] CR2: 00007f08f4051f6d CR3: 000000000c1cf006 CR4: 0000000000771ef0
[    9.145068][  T185] PKRU: 55555554
[    9.145231][  T185] Call Trace:
[    9.145339][  T185]  <TASK>
[    9.145421][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.145569][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.145682][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.145827][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.145970][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.146116][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.146319][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.146469][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.146613][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.146755][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.146901][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.147053][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.147256][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.147407][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.147548][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.147693][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.147835][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.147978][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.148133][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.148339][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.148489][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.148633][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.148777][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.148922][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.149070][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.149271][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.149428][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.149571][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.149716][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.149864][  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))
[    9.150008][  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))
[    9.150216][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.150361][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.150513][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.150658][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.150804][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.150949][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.151100][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.151305][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.151459][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.151636][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.151785][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.151929][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.152073][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.152284][  T185]  ? 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))
[    9.152467][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.152609][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.152753][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.152894][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.153036][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.153235][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.153384][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.153536][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.153714][  T185] RIP: 0033:0x7f08f3f2408e
[    9.153866][  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
[    9.154451][  T185] RSP: 002b:00007ffc8bbccae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.154671][  T185] RAX: ffffffffffffffda RBX: 00007ffc8bbcd278 RCX: 00007f08f3f2408e
[    9.154888][  T185] RDX: 0000000000000000 RSI: 00007ffc8bbccb90 RDI: 0000000000000005
[    9.155105][  T185] RBP: 00007ffc8bbccaf0 R08: 0000000000000000 R09: 0000000000000000
[    9.155387][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c864
[    9.155610][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8bbcd250
| [    9.317714][  T193] ------------[ cut here ]------------
| [    9.317944][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
| [    9.318271][  T193] Modules linked in: veth
| [    9.318851][  T193] Tainted: [W]=WARN
[    9.319011][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.319274][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.319589][  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
[    9.320206][  T193] RSP: 0018:ffa00000008a6e30 EFLAGS: 00010286
[    9.320451][  T193] RAX: 00000000ffffffa6 RBX: ff11000014e69a80 RCX: 1ff4000000114d8c
[    9.320732][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000014e69b38
[    9.321001][  T193] RBP: ff11000007819000 R08: 1fe22000029cd368 R09: ff1100000c6ad180
[    9.321288][  T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.321565][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a18a000
[    9.321829][  T193] FS:  00007f326a969840(0000) GS:ff110000af6b0000(0000) knlGS:0000000000000000
[    9.322141][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.322386][  T193] CR2: 0000557d89c1dce0 CR3: 0000000013d26005 CR4: 0000000000771ef0
[    9.322661][  T193] PKRU: 55555554
[    9.322822][  T193] Call Trace:
[    9.322979][  T193]  <TASK>
[    9.323116][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.323327][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.323500][  T193]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.323728][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.323926][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.324131][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.324337][  T193]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.324541][  T193]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.324736][  T193]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.324933][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.325142][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.325356][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.325559][  T193]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.325753][  T193]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.325950][  T193] veth_newlink (drivers/net/veth.c:1871) veth
[    9.326170][  T193]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.326411][  T193]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.326611][  T193]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.326805][  T193]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.327018][  T193]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.327233][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.327439][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.327637][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.328027][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.328241][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.328452][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.328645][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.328838][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.329044][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.329258][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.329467][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.329660][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.329863][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.330060][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.330275][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.330500][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.330704][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.330903][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.331110][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.331312][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.331810][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.332005][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.332221][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.332429][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.332626][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.332825][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.333026][  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))
[    9.333238][  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))
[    9.333477][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.333673][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.333902][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.334110][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.334316][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.334617][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.334816][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.335013][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.335228][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.335465][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.335666][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.335859][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.336061][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.336279][  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))
[    9.340633][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.340833][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.341038][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.341468][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.341664][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.341860][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.342058][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.342268][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.342506][  T193] RIP: 0033:0x7f326aba308e
[    9.342808][  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
[    9.343683][  T193] RSP: 002b:00007ffecce03840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.343952][  T193] RAX: ffffffffffffffda RBX: 00007ffecce03fd8 RCX: 00007f326aba308e
[    9.344438][  T193] RDX: 0000000000000000 RSI: 00007ffecce038f0 RDI: 0000000000000005
[    9.344709][  T193] RBP: 00007ffecce03850 R08: 0000000000000000 R09: 0000000000000000
[    9.345004][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c864
[    9.345288][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecce03fb0
| [    9.381800][  T193] ------------[ cut here ]------------
| [    9.382006][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
| [    9.382322][  T193] Modules linked in: veth
| [    9.382860][  T193] Tainted: [W]=WARN
[    9.383018][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.383266][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.383533][  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
[    9.384121][  T193] RSP: 0018:ffa00000008a71b0 EFLAGS: 00010286
[    9.384366][  T193] RAX: 00000000ffffffa6 RBX: ff1100000939aac0 RCX: 1ff4000000114dfc
[    9.384634][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000939ab78
[    9.384895][  T193] RBP: ff11000007b09000 R08: 1fe2200001273570 R09: ff1100000c6ad180
[    9.385182][  T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.385561][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.385824][  T193] FS:  00007f326a969840(0000) GS:ff110000af6b0000(0000) knlGS:0000000000000000
[    9.386132][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.386373][  T193] CR2: 0000557d89c1dce0 CR3: 0000000013d26005 CR4: 0000000000771ef0
[    9.386646][  T193] PKRU: 55555554
[    9.386804][  T193] Call Trace:
[    9.386963][  T193]  <TASK>
[    9.387098][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.387307][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.387477][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.387670][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.387863][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.388071][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.388394][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.388706][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.389007][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.389316][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.389614][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.389911][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.390213][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.390518][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.390810][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.391092][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.391367][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.391793][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.392097][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.392395][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.392696][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.392968][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.393282][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.393558][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.393805][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.394067][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.394361][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.394676][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.394927][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.395127][  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))
[    9.395333][  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))
[    9.395536][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.395727][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.395916][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.396118][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.396323][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.396520][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.396712][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.396901][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.397104][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.397345][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.397549][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.397737][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.397926][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.398134][  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))
[    9.398341][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.398541][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.398739][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.398930][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.399131][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.399336][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.399534][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.399724][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.399945][  T193] RIP: 0033:0x7f326aba308e
[    9.400164][  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
[    9.400710][  T193] RSP: 002b:00007ffecce03840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.400967][  T193] RAX: ffffffffffffffda RBX: 00007ffecce03fd8 RCX: 00007f326aba308e
[    9.401247][  T193] RDX: 0000000000000000 RSI: 00007ffecce038f0 RDI: 0000000000000005
[    9.401515][  T193] RBP: 00007ffecce03850 R08: 0000000000000000 R09: 0000000000000000
[    9.401769][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c864
[    9.402022][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecce03fb0
| [    9.567894][  T202] ------------[ cut here ]------------
| [    9.568131][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/202
| [    9.568518][  T202] Modules linked in: veth
| [    9.569134][  T202] Tainted: [W]=WARN
[    9.569303][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.569541][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.569780][  T202] 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
[    9.570356][  T202] RSP: 0018:ffa0000000626e30 EFLAGS: 00010286
[    9.570593][  T202] RAX: 00000000ffffffa6 RBX: ff11000001e41540 RCX: 1ff40000000c4d8c
[    9.570852][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000001e415f8
[    9.571124][  T202] RBP: ff1100000c5f4000 R08: 1fe22000003c82c0 R09: ff1100000c6bae80
[    9.571397][  T202] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.571683][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000002551900
[    9.571951][  T202] FS:  00007f1c37983840(0000) GS:ff110000af6b0000(0000) knlGS:0000000000000000
[    9.572272][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.572511][  T202] CR2: 0000557d6c36d6c0 CR3: 0000000014f2c005 CR4: 0000000000771ef0
[    9.572773][  T202] PKRU: 55555554
[    9.572930][  T202] Call Trace:
[    9.573098][  T202]  <TASK>
[    9.573241][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.573443][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.573638][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.573798][  T202]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.573994][  T202]  __dev_notify_flags (net/core/dev.c:9787)
[    9.574205][  T202]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.574409][  T202]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[    9.574602][  T202]  ? netif_change_name (net/core/dev.c:1495)
[    9.574795][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.574991][  T202]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.575205][  T202]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.575409][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.575607][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.575803][  T202]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.575996][  T202]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.576212][  T202]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.576438][  T202]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.576640][  T202] veth_newlink (drivers/net/veth.c:1871) veth
[    9.576839][  T202]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.577072][  T202]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.577282][  T202]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.577489][  T202]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.577704][  T202]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.577900][  T202]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.578109][  T202]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.578313][  T202]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.578520][  T202]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.578721][  T202]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.578917][  T202]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.579121][  T202]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.579330][  T202]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.579541][  T202]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.579742][  T202]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.579935][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.580137][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.580346][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.580545][  T202]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.580736][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.580931][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.581139][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.581347][  T202]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.581567][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.581759][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.581951][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.582170][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.582363][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.582567][  T202]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.582765][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.582992][  T202]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.583209][  T202]  ? 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))
[    9.583411][  T202]  ? 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))
[    9.583607][  T202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.583801][  T202]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.584008][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.584227][  T202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.584430][  T202]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.584624][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.584820][  T202]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.585015][  T202]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.585232][  T202]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.585469][  T202]  ? move_addr_to_kernel (net/socket.c:258)
[    9.585681][  T202]  ___sys_sendmsg (net/socket.c:2752)
[    9.585877][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.586078][  T202]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.586295][  T202]  ? 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))
[    9.586504][  T202]  __sys_sendmsg (net/socket.c:2784)
[    9.586699][  T202]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.586898][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.587106][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.587314][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.587519][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.587715][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.587910][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.588178][  T202] RIP: 0033:0x7f1c37bbd08e
[    9.588386][  T202] 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
[    9.588949][  T202] RSP: 002b:00007ffd9937ddd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.589239][  T202] RAX: ffffffffffffffda RBX: 00007ffd9937e568 RCX: 00007f1c37bbd08e
[    9.589513][  T202] RDX: 0000000000000000 RSI: 00007ffd9937de80 RDI: 0000000000000005
[    9.589775][  T202] RBP: 00007ffd9937dde0 R08: 0000000000000000 R09: 0000000000000000
[    9.590042][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c864
[    9.590323][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9937e540
| [    9.610074][  T202] ------------[ cut here ]------------
| [    9.610755][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/202
| [    9.611012][  T202] Modules linked in: veth
| [    9.611451][  T202] Tainted: [W]=WARN
[    9.611558][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.611740][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.611923][  T202] 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
[    9.612441][  T202] RSP: 0018:ffa00000006271b0 EFLAGS: 00010286
[    9.612618][  T202] RAX: 00000000ffffffa6 RBX: ff110000092fc900 RCX: 1ff40000000c4dfc
[    9.612827][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092fc9b8
[    9.613038][  T202] RBP: ff1100000c5f1000 R08: 1fe220000125f938 R09: ff1100000c6bae80
[    9.613254][  T202] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.613473][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.613689][  T202] FS:  00007f1c37983840(0000) GS:ff110000af5b0000(0000) knlGS:0000000000000000
[    9.613940][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.614122][  T202] CR2: 00007f0ff1d66808 CR3: 0000000014f2c003 CR4: 0000000000771ef0
[    9.614338][  T202] PKRU: 55555554
[    9.614451][  T202] Call Trace:
[    9.614560][  T202]  <TASK>
[    9.614632][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.614774][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.614882][  T202]  __dev_notify_flags (net/core/dev.c:9787)
[    9.615030][  T202]  ? netif_change_name (net/core/dev.c:1495)
[    9.615181][  T202]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.615323][  T202]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.615476][  T202]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.615619][  T202]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.615764][  T202]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.615903][  T202]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.616049][  T202]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.616215][  T202]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.616366][  T202]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.616514][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.616654][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.616795][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.616936][  T202]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.617083][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.617233][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.617383][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.617529][  T202]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.617669][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.617808][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.617949][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.618097][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.618249][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.618392][  T202]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.618539][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.618682][  T202]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.618827][  T202]  ? 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))
[    9.618968][  T202]  ? 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))
[    9.619116][  T202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.619270][  T202]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.619420][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.619562][  T202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.619707][  T202]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.619851][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.619994][  T202]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.620139][  T202]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.620285][  T202]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.620466][  T202]  ? move_addr_to_kernel (net/socket.c:258)
[    9.620611][  T202]  ___sys_sendmsg (net/socket.c:2752)
[    9.620754][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.620895][  T202]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.621048][  T202]  ? 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))
[    9.621197][  T202]  __sys_sendmsg (net/socket.c:2784)
[    9.621340][  T202]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.621493][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.621635][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.621777][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.621920][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.622067][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.622218][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.622394][  T202] RIP: 0033:0x7f1c37bbd08e
[    9.622548][  T202] 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
[    9.623055][  T202] RSP: 002b:00007ffd9937ddd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.623273][  T202] RAX: ffffffffffffffda RBX: 00007ffd9937e568 RCX: 00007f1c37bbd08e
[    9.623488][  T202] RDX: 0000000000000000 RSI: 00007ffd9937de80 RDI: 0000000000000005
[    9.623699][  T202] RBP: 00007ffd9937dde0 R08: 0000000000000000 R09: 0000000000000000
[    9.623910][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c864


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