======================================
| xx__-> [    9.368034][  T186] ------------[ cut here ]------------
| [    9.368339][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
| [    9.368733][  T186] Modules linked in: veth
| [    9.369281][  T186] Tainted: [W]=WARN
[    9.369497][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.369741][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.369999][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.370590][  T186] RSP: 0018:ffa00000008f6e30 EFLAGS: 00010286
[    9.370827][  T186] RAX: 00000000ffffffa6 RBX: ff110000027b3540 RCX: 1ff400000011ed8c
[    9.371090][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000027b35f8
[    9.371413][  T186] RBP: ff110000085d1000 R08: 1fe22000004f66c0 R09: ff1100000cd08b80
[    9.371694][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.371956][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009fc4b00
[    9.372239][  T186] FS:  00007ff50d204840(0000) GS:ff110000876b0000(0000) knlGS:0000000000000000
[    9.372559][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.372794][  T186] CR2: 000000000042ebe0 CR3: 000000000da8f001 CR4: 0000000000771ef0
[    9.373060][  T186] PKRU: 55555554
[    9.373231][  T186] Call Trace:
[    9.373389][  T186]  <TASK>
[    9.373524][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.373777][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.373974][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.374144][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.374340][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.374555][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.374750][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.374942][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.375148][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.375461][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.375664][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.375860][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.376157][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.376350][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.376660][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[    9.376858][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.377084][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.377376][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.377590][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.377803][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.377996][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.378204][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.378400][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.378615][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.378809][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.379004][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.379212][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.379513][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.379720][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.379918][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.380124][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.380318][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.380526][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.380751][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.380946][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.381157][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.381379][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.381790][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.382085][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.382509][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.382807][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.383003][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.383204][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.383398][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.383613][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.383811][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.384104][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.384297][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.384505][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.384715][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.384909][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.385211][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.385406][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.385626][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.385823][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.386019][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.386320][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.386571][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.386770][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.386962][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.387277][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.387604][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.387801][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.387993][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.388199][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.388395][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.388843][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.389040][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.389335][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.389549][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.389742][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.389936][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.390176][  T186] RIP: 0033:0x7ff50d43e08e
[    9.390492][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.391097][  T186] RSP: 002b:00007ffc22a415c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.391363][  T186] RAX: ffffffffffffffda RBX: 00007ffc22a41d58 RCX: 00007ff50d43e08e
[    9.391651][  T186] RDX: 0000000000000000 RSI: 00007ffc22a41670 RDI: 0000000000000005
[    9.392042][  T186] RBP: 00007ffc22a415d0 R08: 0000000000000000 R09: 0000000000000000
[    9.392314][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfb3
[    9.392696][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc22a41d30
| [    9.404054][  T186] ------------[ cut here ]------------
| [    9.404283][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
| [    9.404602][  T186] Modules linked in: veth
| [    9.405119][  T186] Tainted: [W]=WARN
[    9.405276][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.405513][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.405767][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.406332][  T186] RSP: 0018:ffa00000008f71b0 EFLAGS: 00010286
[    9.406652][  T186] RAX: 00000000ffffffa6 RBX: ff110000028b0580 RCX: 1ff400000011edfc
[    9.406962][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000028b0638
[    9.407233][  T186] RBP: ff11000009c74000 R08: 1fe22000005160c8 R09: ff1100000cd08b80
[    9.407544][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.407804][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.408085][  T186] FS:  00007ff50d204840(0000) GS:ff110000876b0000(0000) knlGS:0000000000000000
[    9.408418][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.408711][  T186] CR2: 000000000042ebe0 CR3: 000000000da8f001 CR4: 0000000000771ef0
[    9.409008][  T186] PKRU: 55555554
[    9.409184][  T186] Call Trace:
[    9.409347][  T186]  <TASK>
[    9.409488][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.409691][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.409852][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.410048][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.410256][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.410466][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.410673][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.410871][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.411072][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.411277][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.411487][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.411831][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.412037][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.412256][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.412474][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.412683][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.412876][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.413071][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.413281][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.413485][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.413705][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.413898][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.414093][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.414287][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.414517][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.414740][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.414934][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.415137][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.415365][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.415595][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.415789][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.415985][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.416192][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.416385][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.416594][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.416792][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.416989][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.417195][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.417390][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.417603][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.417828][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.418027][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.418232][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.418443][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.418680][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.418888][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.419087][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.419286][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.419521][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.419729][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.419941][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.420159][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.420352][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.420567][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.420785][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.421012][  T186] RIP: 0033:0x7ff50d43e08e
[    9.421226][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.421832][  T186] RSP: 002b:00007ffc22a415c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.422099][  T186] RAX: ffffffffffffffda RBX: 00007ffc22a41d58 RCX: 00007ff50d43e08e
[    9.422363][  T186] RDX: 0000000000000000 RSI: 00007ffc22a41670 RDI: 0000000000000005
[    9.422730][  T186] RBP: 00007ffc22a415d0 R08: 0000000000000000 R09: 0000000000000000
[    9.422993][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfb3
[    9.423263][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc22a41d30
| [    9.604994][  T194] ------------[ cut here ]------------
| [    9.605257][  T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/194
| [    9.605534][  T194] Modules linked in: veth
| [    9.605977][  T194] Tainted: [W]=WARN
[    9.606098][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.606282][  T194] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.606479][  T194] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.606996][  T194] RSP: 0018:ffa00000005f6e30 EFLAGS: 00010286
[    9.607188][  T194] RAX: 00000000ffffffa6 RBX: ff1100000b9f5540 RCX: 1ff40000000bed8c
[    9.607402][  T194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b9f55f8
[    9.607629][  T194] RBP: ff11000009d7c000 R08: 1fe220000173eac0 R09: ff1100000c72ae80
[    9.607843][  T194] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.608057][  T194] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ba59200
[    9.608283][  T194] FS:  00007f1474f03840(0000) GS:ff110000875b0000(0000) knlGS:0000000000000000
[    9.608564][  T194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.608777][  T194] CR2: 00007f8df02a1d80 CR3: 000000000ba31002 CR4: 0000000000771ef0
[    9.608996][  T194] PKRU: 55555554
[    9.609114][  T194] Call Trace:
[    9.609222][  T194]  <TASK>
[    9.609297][  T194]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.609450][  T194]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.609567][  T194]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.609752][  T194]  __dev_notify_flags (net/core/dev.c:9787)
[    9.609908][  T194]  ? netif_change_name (net/core/dev.c:1495)
[    9.610053][  T194]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.610204][  T194]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.610346][  T194]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.610498][  T194]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.610649][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.610796][  T194]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.610940][  T194]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.611086][  T194]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.611233][  T194]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.611400][  T194] veth_newlink (drivers/net/veth.c:1871) veth
[    9.611569][  T194]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.611754][  T194]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.611900][  T194]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.612041][  T194]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.612205][  T194]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.612351][  T194]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.612505][  T194]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.612655][  T194]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.612801][  T194]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.612946][  T194]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.613124][  T194]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.613270][  T194]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.613414][  T194]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.613585][  T194]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.613737][  T194]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.613884][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.614028][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.614179][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.614323][  T194]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.614473][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.614630][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.614777][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.614921][  T194]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.615068][  T194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.615219][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.615366][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.615517][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.615669][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.615816][  T194]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.615961][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.616112][  T194]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.616261][  T194]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.616404][  T194]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.616581][  T194]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.616730][  T194]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.616876][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.617023][  T194]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.617175][  T194]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.617319][  T194]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.617478][  T194]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.617631][  T194]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.617777][  T194]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.617957][  T194]  ? move_addr_to_kernel (net/socket.c:258)
[    9.618115][  T194]  ___sys_sendmsg (net/socket.c:2752)
[    9.618264][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.618411][  T194]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.618579][  T194]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.618732][  T194]  __sys_sendmsg (net/socket.c:2784)
[    9.618881][  T194]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.619031][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.619187][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.619337][  T194]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.619490][  T194]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.619642][  T194]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.619792][  T194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.619972][  T194] RIP: 0033:0x7f147513d08e
[    9.620128][  T194] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.620701][  T194] RSP: 002b:00007ffe7916c050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.620932][  T194] RAX: ffffffffffffffda RBX: 00007ffe7916c7e8 RCX: 00007f147513d08e
[    9.621169][  T194] RDX: 0000000000000000 RSI: 00007ffe7916c100 RDI: 0000000000000005
[    9.621393][  T194] RBP: 00007ffe7916c060 R08: 0000000000000000 R09: 0000000000000000
[    9.621627][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfb3
[    9.621851][  T194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7916c7c0
| [    9.652821][  T194] ------------[ cut here ]------------
| [    9.653023][  T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/194
| [    9.653312][  T194] Modules linked in: veth
| [    9.653865][  T194] Tainted: [W]=WARN
[    9.653973][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.654153][  T194] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.654337][  T194] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.654876][  T194] RSP: 0018:ffa00000005f71b0 EFLAGS: 00010286
[    9.655054][  T194] RAX: 00000000ffffffa6 RBX: ff11000008ffb380 RCX: 1ff40000000bedfc
[    9.655266][  T194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008ffb438
[    9.655484][  T194] RBP: ff1100000c63c000 R08: 1fe22000011ff688 R09: ff1100000c72ae80
[    9.655724][  T194] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.655933][  T194] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.656151][  T194] FS:  00007f1474f03840(0000) GS:ff110000875b0000(0000) knlGS:0000000000000000
[    9.656400][  T194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.656591][  T194] CR2: 00007f8df02a1d80 CR3: 000000000ba31002 CR4: 0000000000771ef0
[    9.656806][  T194] PKRU: 55555554
[    9.656913][  T194] Call Trace:
[    9.657018][  T194]  <TASK>
[    9.657121][  T194]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.657269][  T194]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.657377][  T194]  __dev_notify_flags (net/core/dev.c:9787)
[    9.657527][  T194]  ? netif_change_name (net/core/dev.c:1495)
[    9.657685][  T194]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.657828][  T194]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.657973][  T194]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.658119][  T194]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.658263][  T194]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.658404][  T194]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.658557][  T194]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.658722][  T194]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.658890][  T194]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.659034][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.659181][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.659323][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.659468][  T194]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.659617][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.659765][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.659909][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.660051][  T194]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.660195][  T194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.660372][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.660518][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.660670][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.660809][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.660967][  T194]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.661119][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.661263][  T194]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.661406][  T194]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.661556][  T194]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.661699][  T194]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.661842][  T194]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.661992][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.662140][  T194]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.662281][  T194]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.662421][  T194]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.662576][  T194]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.662719][  T194]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.662859][  T194]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.663048][  T194]  ? move_addr_to_kernel (net/socket.c:258)
[    9.663199][  T194]  ___sys_sendmsg (net/socket.c:2752)
[    9.663338][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.663483][  T194]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.663638][  T194]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.663783][  T194]  __sys_sendmsg (net/socket.c:2784)
[    9.663942][  T194]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.664092][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.664235][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.664375][  T194]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.664521][  T194]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.664667][  T194]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.664835][  T194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.665012][  T194] RIP: 0033:0x7f147513d08e
[    9.665165][  T194] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.665673][  T194] RSP: 002b:00007ffe7916c050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.665885][  T194] RAX: ffffffffffffffda RBX: 00007ffe7916c7e8 RCX: 00007f147513d08e
[    9.666102][  T194] RDX: 0000000000000000 RSI: 00007ffe7916c100 RDI: 0000000000000005
[    9.666312][  T194] RBP: 00007ffe7916c060 R08: 0000000000000000 R09: 0000000000000000
[    9.666537][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfb3
[    9.666753][  T194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7916c7c0
| [    9.868799][  T200] ------------[ cut here ]------------
| [    9.869053][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/200
| [    9.869405][  T200] Modules linked in: veth
| [    9.869947][  T200] Tainted: [W]=WARN
[    9.870118][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.870358][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.870631][  T200] 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
[    9.871219][  T200] RSP: 0018:ffa0000000666e30 EFLAGS: 00010286
[    9.871471][  T200] RAX: 00000000ffffffa6 RBX: ff110000095fbe00 RCX: 1ff40000000ccd8c
[    9.871751][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095fbeb8
[    9.872020][  T200] RBP: ff1100000cd21000 R08: 1fe22000012bf7d8 R09: ff1100000da62e80
[    9.872304][  T200] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.872593][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ba8bc00
[    9.872865][  T200] FS:  00007ff4720e0840(0000) GS:ff110000876b0000(0000) knlGS:0000000000000000
[    9.873180][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.873416][  T200] CR2: 000000000042ebe0 CR3: 000000000c61a006 CR4: 0000000000771ef0
[    9.873703][  T200] PKRU: 55555554
[    9.873866][  T200] Call Trace:
[    9.874026][  T200]  <TASK>
[    9.874180][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.874383][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.874602][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.874766][  T200]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.874961][  T200]  __dev_notify_flags (net/core/dev.c:9787)
[    9.875168][  T200]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.875365][  T200]  ? 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)
[    9.875595][  T200]  ? netif_change_name (net/core/dev.c:1495)
[    9.875793][  T200]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.875987][  T200]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.876193][  T200]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.876391][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.876612][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.876810][  T200]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.877006][  T200]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.877211][  T200]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.877413][  T200]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.877635][  T200] veth_newlink (drivers/net/veth.c:1871) veth
[    9.877835][  T200]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.878067][  T200]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.878275][  T200]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.878481][  T200]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.878702][  T200]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.878899][  T200]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.879103][  T200]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.879301][  T200]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.879513][  T200]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.879721][  T200]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.879920][  T200]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.880124][  T200]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.880321][  T200]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.880544][  T200]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.880745][  T200]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.880942][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.881165][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.881364][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.881581][  T200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.881779][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.881980][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.882192][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.882386][  T200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.882594][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.882789][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.882985][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.883195][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.883388][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.883608][  T200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.883804][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.884014][  T200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.884226][  T200]  ? 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))
[    9.884419][  T200]  ? 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))
[    9.884637][  T200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.884831][  T200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.885035][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.885240][  T200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.885453][  T200]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.885657][  T200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.885856][  T200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.886052][  T200]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.886252][  T200]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.886507][  T200]  ? move_addr_to_kernel (net/socket.c:258)
[    9.886731][  T200]  ___sys_sendmsg (net/socket.c:2752)
[    9.886925][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.887126][  T200]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.887331][  T200]  ? 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))
[    9.887550][  T200]  __sys_sendmsg (net/socket.c:2784)
[    9.887747][  T200]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.887944][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.888154][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.888350][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.888563][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.888766][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.888961][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.889221][  T200] RIP: 0033:0x7ff47231a08e
[    9.889440][  T200] 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
[    9.890003][  T200] RSP: 002b:00007ffe71b19920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.890277][  T200] RAX: ffffffffffffffda RBX: 00007ffe71b1a0b8 RCX: 00007ff47231a08e
[    9.890554][  T200] RDX: 0000000000000000 RSI: 00007ffe71b199d0 RDI: 0000000000000005
[    9.890821][  T200] RBP: 00007ffe71b19930 R08: 0000000000000000 R09: 0000000000000000
[    9.891083][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfb4
[    9.891353][  T200] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe71b1a090
| [    9.910896][  T200] ------------[ cut here ]------------
| [    9.911066][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/200
| [    9.911319][  T200] Modules linked in: veth
| [    9.911734][  T200] Tainted: [W]=WARN
[    9.911838][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.912061][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.912271][  T200] 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
[    9.912805][  T200] RSP: 0018:ffa00000006671b0 EFLAGS: 00010286
[    9.913005][  T200] RAX: 00000000ffffffa6 RBX: ff1100000b1bcc80 RCX: 1ff40000000ccdfc
[    9.913217][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b1bcd38
[    9.913420][  T200] RBP: ff11000008949000 R08: 1fe22000016379a8 R09: ff1100000da62e80
[    9.913637][  T200] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.913840][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.914046][  T200] FS:  00007ff4720e0840(0000) GS:ff11000087630000(0000) knlGS:0000000000000000
[    9.914285][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.914475][  T200] CR2: 00007efccf854808 CR3: 000000000c61a004 CR4: 0000000000771ef0
[    9.914685][  T200] PKRU: 55555554
[    9.914789][  T200] Call Trace:
[    9.914891][  T200]  <TASK>
[    9.914971][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.915115][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.915220][  T200]  __dev_notify_flags (net/core/dev.c:9787)
[    9.915356][  T200]  ? netif_change_name (net/core/dev.c:1495)
[    9.915501][  T200]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.915646][  T200]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.915788][  T200]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.915927][  T200]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.916064][  T200]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.916206][  T200]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.916343][  T200]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.916492][  T200]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.916639][  T200]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.916778][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.916913][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.917050][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.917189][  T200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.917323][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.917536][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.917699][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.917835][  T200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.917972][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.918115][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.918249][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.918389][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.918589][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.918727][  T200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.918865][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.919003][  T200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.919147][  T200]  ? 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))
[    9.919284][  T200]  ? 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))
[    9.919482][  T200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.919647][  T200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.919786][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.919923][  T200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.920060][  T200]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.920204][  T200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.920342][  T200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.920487][  T200]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.920630][  T200]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.920799][  T200]  ? move_addr_to_kernel (net/socket.c:258)
[    9.920941][  T200]  ___sys_sendmsg (net/socket.c:2752)
[    9.921079][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.921215][  T200]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.921365][  T200]  ? 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))
[    9.921507][  T200]  __sys_sendmsg (net/socket.c:2784)
[    9.921647][  T200]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.921789][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.921926][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.922097][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.922234][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.922372][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.922515][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.922735][  T200] RIP: 0033:0x7ff47231a08e
[    9.922884][  T200] 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
[    9.923371][  T200] RSP: 002b:00007ffe71b19920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.923591][  T200] RAX: ffffffffffffffda RBX: 00007ffe71b1a0b8 RCX: 00007ff47231a08e
[    9.923794][  T200] RDX: 0000000000000000 RSI: 00007ffe71b199d0 RDI: 0000000000000005
[    9.924016][  T200] RBP: 00007ffe71b19930 R08: 0000000000000000 R09: 0000000000000000
[    9.924236][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfb4


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