======================================
| xx__-> [    9.537398][  T188] ------------[ cut here ]------------
| [    9.537622][  T188] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/188
| [    9.537955][  T188] Modules linked in: veth
| [    9.538395][  T188] Tainted: [W]=WARN
[    9.538503][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.538680][  T188] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.538876][  T188] 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
[    9.539399][  T188] RSP: 0018:ffa0000000926e30 EFLAGS: 00010286
[    9.539583][  T188] RAX: 00000000ffffffa6 RBX: ff110000121d0e40 RCX: 1ff4000000124d8c
[    9.539801][  T188] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000121d0ef8
[    9.540017][  T188] RBP: ff110000108c4000 R08: 1fe220000243a1e0 R09: ff11000013728b80
[    9.540231][  T188] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.540449][  T188] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011a37180
[    9.540664][  T188] FS:  00007f516ae0c840(0000) GS:ff11000079db0000(0000) knlGS:0000000000000000
[    9.540925][  T188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.541115][  T188] CR2: 0000563560271d50 CR3: 00000000133f5006 CR4: 0000000000771ef0
[    9.541329][  T188] PKRU: 55555554
[    9.541441][  T188] Call Trace:
[    9.541548][  T188]  <TASK>
[    9.541621][  T188]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.541807][  T188]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.541955][  T188]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.542060][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.542205][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.542352][  T188]  __dev_notify_flags (net/core/dev.c:9787)
[    9.542497][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.542637][  T188]  ? netif_change_name (net/core/dev.c:1495)
[    9.542845][  T188]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.542996][  T188]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.543142][  T188]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.543284][  T188]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.543435][  T188]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.543576][  T188]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.543718][  T188] veth_newlink (drivers/net/veth.c:1871) veth
[    9.543870][  T188]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.544049][  T188]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.544192][  T188]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.544332][  T188]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.544495][  T188]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.544636][  T188]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.544790][  T188]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.544930][  T188]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.545077][  T188]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.545218][  T188]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.545360][  T188]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.545499][  T188]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.545645][  T188]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.545803][  T188]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.545957][  T188]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.546110][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.546248][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.546390][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.546529][  T188]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.546666][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.546816][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.546962][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.547129][  T188]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.547271][  T188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.547429][  T188]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.547568][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.547710][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.547856][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.548012][  T188]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.548154][  T188]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.548298][  T188]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.548447][  T188]  ? 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))
[    9.548586][  T188]  ? 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))
[    9.548727][  T188]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.548875][  T188]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.549020][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.549160][  T188]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.549308][  T188]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.549455][  T188]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.549599][  T188]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.549743][  T188]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.549884][  T188]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.550062][  T188]  ? move_addr_to_kernel (net/socket.c:258)
[    9.550206][  T188]  ___sys_sendmsg (net/socket.c:2752)
[    9.550350][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.550492][  T188]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.550654][  T188]  __sys_sendmsg (net/socket.c:2784)
[    9.550800][  T188]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.550939][  T188]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.551085][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.551227][  T188]  ? 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)
[    9.551378][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.551517][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.551656][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.551803][  T188]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.551941][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.552084][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.552258][  T188] RIP: 0033:0x7f516b04608e
[    9.552447][  T188] 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
[    9.552976][  T188] RSP: 002b:00007ffe461901c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.553186][  T188] RAX: ffffffffffffffda RBX: 00007ffe46190958 RCX: 00007f516b04608e
[    9.553409][  T188] RDX: 0000000000000000 RSI: 00007ffe46190270 RDI: 0000000000000005
[    9.553618][  T188] RBP: 00007ffe461901d0 R08: 0000000000000000 R09: 0000000000000000
[    9.553833][  T188] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc82
[    9.554048][  T188] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe46190930
| [    9.564437][  T188] ------------[ cut here ]------------
| [    9.564623][  T188] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/188
| [    9.564864][  T188] Modules linked in: veth
| [    9.565300][  T188] Tainted: [W]=WARN
[    9.565413][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.565587][  T188] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.565809][  T188] 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
[    9.566300][  T188] RSP: 0018:ffa00000009271b0 EFLAGS: 00010286
[    9.566478][  T188] RAX: 00000000ffffffa6 RBX: ff11000012f86e40 RCX: 1ff4000000124dfc
[    9.566678][  T188] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012f86ef8
[    9.566884][  T188] RBP: ff110000083c1000 R08: 1fe22000025f0de0 R09: ff11000013728b80
[    9.567092][  T188] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.567294][  T188] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.567501][  T188] FS:  00007f516ae0c840(0000) GS:ff11000079db0000(0000) knlGS:0000000000000000
[    9.567741][  T188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.567912][  T188] CR2: 0000563560271d50 CR3: 00000000133f5006 CR4: 0000000000771ef0
[    9.568122][  T188] PKRU: 55555554
[    9.568225][  T188] Call Trace:
[    9.568327][  T188]  <TASK>
[    9.568404][  T188]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.568541][  T188]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.568643][  T188]  __dev_notify_flags (net/core/dev.c:9787)
[    9.568783][  T188]  ? netif_change_name (net/core/dev.c:1495)
[    9.568921][  T188]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.569060][  T188]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.569199][  T188]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.569335][  T188]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.569481][  T188]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.569616][  T188]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.569756][  T188]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.569897][  T188]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.570040][  T188]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.570175][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.570309][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.570449][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.570583][  T188]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.570715][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.570860][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.571001][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.571134][  T188]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.571270][  T188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.571409][  T188]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.571542][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.571678][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.571819][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.571962][  T188]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.572098][  T188]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.572235][  T188]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.572387][  T188]  ? 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))
[    9.572527][  T188]  ? 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))
[    9.572662][  T188]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.572805][  T188]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.572942][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.573087][  T188]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.573225][  T188]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.573366][  T188]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.573504][  T188]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.573650][  T188]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.573794][  T188]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.573968][  T188]  ? move_addr_to_kernel (net/socket.c:258)
[    9.574110][  T188]  ___sys_sendmsg (net/socket.c:2752)
[    9.574293][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.574494][  T188]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.574699][  T188]  __sys_sendmsg (net/socket.c:2784)
[    9.574921][  T188]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.575133][  T188]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.575348][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.575573][  T188]  ? 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)
[    9.575805][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.576028][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.576253][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.576476][  T188]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.576727][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.576995][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.577277][  T188] RIP: 0033:0x7f516b04608e
[    9.577506][  T188] 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
[    9.578321][  T188] RSP: 002b:00007ffe461901c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.578649][  T188] RAX: ffffffffffffffda RBX: 00007ffe46190958 RCX: 00007f516b04608e
[    9.579011][  T188] RDX: 0000000000000000 RSI: 00007ffe46190270 RDI: 0000000000000005
[    9.579353][  T188] RBP: 00007ffe461901d0 R08: 0000000000000000 R09: 0000000000000000
[    9.579676][  T188] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc82
[    9.580021][  T188] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe46190930
| [    9.727484][  T193] ------------[ cut here ]------------
| [    9.727665][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/193
| [    9.727917][  T193] Modules linked in: veth
| [    9.728322][  T193] Tainted: [W]=WARN
[    9.728428][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.728605][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.728794][  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
[    9.729307][  T193] RSP: 0018:ffa0000000926e30 EFLAGS: 00010286
[    9.729486][  T193] RAX: 00000000ffffffa6 RBX: ff1100001312b8c0 RCX: 1ff4000000124d8c
[    9.729694][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001312b978
[    9.729915][  T193] RBP: ff11000010991000 R08: 1fe2200002625730 R09: ff1100001372d180
[    9.730130][  T193] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.730339][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012a26380
[    9.730549][  T193] FS:  00007fc07134e840(0000) GS:ff11000079f30000(0000) knlGS:0000000000000000
[    9.730802][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.730989][  T193] CR2: 000000000042ebe0 CR3: 00000000133f5006 CR4: 0000000000771ef0
[    9.731201][  T193] PKRU: 55555554
[    9.731310][  T193] Call Trace:
[    9.731430][  T193]  <TASK>
[    9.731505][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.731649][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.731762][  T193]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.731940][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.732093][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.732233][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.732374][  T193]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.732512][  T193]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.732653][  T193]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.733015][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.733160][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.733308][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.733446][  T193]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.733585][  T193]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.733725][  T193] veth_newlink (drivers/net/veth.c:1871) veth
[    9.733874][  T193]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.734051][  T193]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.734195][  T193]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.734339][  T193]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.734497][  T193]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.734638][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.734784][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.734922][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.735070][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.735212][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.735353][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.735489][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.735628][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.735782][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.735926][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.736071][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.736212][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.736354][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.736493][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.736630][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.736780][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.736921][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.737069][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.737208][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.737349][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.737489][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.737630][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.737774][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.737916][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.738063][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.738205][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.738348][  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))
[    9.738489][  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))
[    9.738631][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.738778][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.738920][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.739069][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.739208][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.739351][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.739495][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.739635][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.739847][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.740026][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.740169][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.740308][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.740446][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.740596][  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))
[    9.740809][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.741028][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.741173][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.741313][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.741454][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.741594][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.741780][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.741923][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.742099][  T193] RIP: 0033:0x7fc07158808e
[    9.742245][  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
[    9.742745][  T193] RSP: 002b:00007fffed0f70a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.742960][  T193] RAX: ffffffffffffffda RBX: 00007fffed0f7838 RCX: 00007fc07158808e
[    9.743169][  T193] RDX: 0000000000000000 RSI: 00007fffed0f7150 RDI: 0000000000000005
[    9.743376][  T193] RBP: 00007fffed0f70b0 R08: 0000000000000000 R09: 0000000000000000
[    9.743586][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc83
[    9.743800][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffed0f7810
| [    9.751348][  T193] ------------[ cut here ]------------
| [    9.751498][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/193
| [    9.751744][  T193] Modules linked in: veth
| [    9.752142][  T193] Tainted: [W]=WARN
[    9.752246][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.752418][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.752597][  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
[    9.753119][  T193] RSP: 0018:ffa00000009271b0 EFLAGS: 00010286
[    9.753295][  T193] RAX: 00000000ffffffa6 RBX: ff1100000feb4200 RCX: 1ff4000000124dfc
[    9.753499][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000feb42b8
[    9.753701][  T193] RBP: ff110000024ac000 R08: 1fe2200001fd6858 R09: ff1100001372d180
[    9.753911][  T193] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.754122][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.754332][  T193] FS:  00007fc07134e840(0000) GS:ff11000079f30000(0000) knlGS:0000000000000000
[    9.754574][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.754752][  T193] CR2: 000000000042ebe0 CR3: 00000000133f5006 CR4: 0000000000771ef0
[    9.754963][  T193] PKRU: 55555554
[    9.755067][  T193] Call Trace:
[    9.755169][  T193]  <TASK>
[    9.755242][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.755382][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.755487][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.755625][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.755768][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.755906][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.756052][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.756192][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.756330][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.756466][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.756602][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.756749][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.756891][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.757034][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.757173][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.757312][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.757448][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.757584][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.757725][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.757870][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.758013][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.758152][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.758290][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.758427][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.758566][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.758703][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.758847][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.758990][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.759128][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.759270][  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))
[    9.759409][  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))
[    9.759548][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.759687][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.759829][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.759974][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.760116][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.760255][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.760393][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.760532][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.760669][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.760843][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.760993][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.761131][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.761269][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.761416][  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))
[    9.761556][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.761696][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.761844][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.761987][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.762123][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.762261][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.762397][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.762534][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.762702][  T193] RIP: 0033:0x7fc07158808e
[    9.762850][  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
[    9.763356][  T193] RSP: 002b:00007fffed0f70a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.763562][  T193] RAX: ffffffffffffffda RBX: 00007fffed0f7838 RCX: 00007fc07158808e
[    9.763770][  T193] RDX: 0000000000000000 RSI: 00007fffed0f7150 RDI: 0000000000000005
[    9.763982][  T193] RBP: 00007fffed0f70b0 R08: 0000000000000000 R09: 0000000000000000
[    9.764186][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc83
[    9.764394][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffed0f7810
| [    9.997299][  T211] ------------[ cut here ]------------
| [    9.997491][  T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/211
| [    9.997746][  T211] Modules linked in: veth
| [    9.998150][  T211] Tainted: [W]=WARN
[    9.998256][  T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.998435][  T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.998621][  T211] 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
[    9.999968][  T211] RSP: 0018:ffa0000000926e30 EFLAGS: 00010286
[   10.000150][  T211] RAX: 00000000ffffffa6 RBX: ff1100001220ba80 RCX: 1ff4000000124d8c
[   10.000359][  T211] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001220bb38
[   10.000569][  T211] RBP: ff11000012dc9000 R08: 1fe2200002441768 R09: ff11000013348b80
[   10.000858][  T211] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.001070][  T211] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011a36e00
[   10.001283][  T211] FS:  00007f43fdae7840(0000) GS:ff11000079e30000(0000) knlGS:0000000000000000
[   10.001529][  T211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.001706][  T211] CR2: 000000000042ebe0 CR3: 00000000109e5002 CR4: 0000000000771ef0
[   10.001991][  T211] PKRU: 55555554
[   10.002155][  T211] Call Trace:
[   10.002264][  T211]  <TASK>
[   10.002338][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.002483][  T211]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.002628][  T211]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.002797][  T211]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   10.002939][  T211]  __dev_notify_flags (net/core/dev.c:9787)
[   10.003086][  T211]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.003224][  T211]  ? 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)
[   10.003364][  T211]  ? netif_change_name (net/core/dev.c:1495)
[   10.003503][  T211]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.003643][  T211]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.003883][  T211]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.004027][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.004171][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.004310][  T211]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.004450][  T211]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.004588][  T211]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.004728][  T211]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.004898][  T211] veth_newlink (drivers/net/veth.c:1871) veth
[   10.005044][  T211]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.005218][  T211]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.005357][  T211]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.005496][  T211]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.005670][  T211]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.005825][  T211]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.005972][  T211]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.006112][  T211]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.006254][  T211]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.006395][  T211]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.006536][  T211]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.006675][  T211]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.006822][  T211]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.006972][  T211]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.007115][  T211]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.007255][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.007394][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.007534][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.007674][  T211]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.007819][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.007970][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.008111][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.008249][  T211]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.008389][  T211]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.008528][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.008666][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.008813][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.008955][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.009120][  T211]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.009259][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.009400][  T211]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.009542][  T211]  ? 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))
[   10.009680][  T211]  ? 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))
[   10.009827][  T211]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.009972][  T211]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.010114][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.010257][  T211]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.010398][  T211]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.010539][  T211]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.010681][  T211]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.010826][  T211]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.010971][  T211]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.011143][  T211]  ? move_addr_to_kernel (net/socket.c:258)
[   10.011287][  T211]  ___sys_sendmsg (net/socket.c:2752)
[   10.011426][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.011564][  T211]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.011712][  T211]  ? 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))
[   10.011861][  T211]  __sys_sendmsg (net/socket.c:2784)
[   10.012004][  T211]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.012147][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.012288][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.012426][  T211]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.012563][  T211]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.012703][  T211]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.012847][  T211]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.013025][  T211] RIP: 0033:0x7f43fdd2108e
[   10.013171][  T211] 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
[   10.013666][  T211] RSP: 002b:00007ffc54b6a540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.013881][  T211] RAX: ffffffffffffffda RBX: 00007ffc54b6acd8 RCX: 00007f43fdd2108e
[   10.014093][  T211] RDX: 0000000000000000 RSI: 00007ffc54b6a5f0 RDI: 0000000000000005
[   10.014343][  T211] RBP: 00007ffc54b6a550 R08: 0000000000000000 R09: 0000000000000000
[   10.014553][  T211] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc83
[   10.014769][  T211] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc54b6acb0
| [   10.022453][  T211] ------------[ cut here ]------------
| [   10.022622][  T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/211
| [   10.023383][  T211] Modules linked in: veth
| [   10.023827][  T211] Tainted: [W]=WARN
[   10.023947][  T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.024184][  T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.024361][  T211] 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
[   10.024909][  T211] RSP: 0018:ffa00000009271b0 EFLAGS: 00010286
[   10.025086][  T211] RAX: 00000000ffffffa6 RBX: ff1100001069d380 RCX: 1ff4000000124dfc
[   10.025290][  T211] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001069d438
[   10.025494][  T211] RBP: ff1100000835c000 R08: 1fe22000020d3a88 R09: ff11000013348b80
[   10.025697][  T211] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.025964][  T211] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.026430][  T211] FS:  00007f43fdae7840(0000) GS:ff11000079e30000(0000) knlGS:0000000000000000
[   10.026668][  T211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.026900][  T211] CR2: 000000000042ebe0 CR3: 00000000109e5002 CR4: 0000000000771ef0
[   10.027109][  T211] PKRU: 55555554
[   10.027211][  T211] Call Trace:
[   10.027313][  T211]  <TASK>
[   10.027383][  T211]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.027523][  T211]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.027629][  T211]  __dev_notify_flags (net/core/dev.c:9787)
[   10.027829][  T211]  ? netif_change_name (net/core/dev.c:1495)
[   10.028060][  T211]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.028196][  T211]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.028338][  T211]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.028476][  T211]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.028614][  T211]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.028836][  T211]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.028978][  T211]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.029122][  T211]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.029265][  T211]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.029405][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.029541][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.029680][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.029879][  T211]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.030023][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.030164][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.030305][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.030498][  T211]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.030634][  T211]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.030828][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.030970][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.031108][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.031243][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.031382][  T211]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.031518][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.031655][  T211]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.031853][  T211]  ? 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))
[   10.032051][  T211]  ? 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))
[   10.032189][  T211]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.032328][  T211]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.032465][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.032604][  T211]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.032800][  T211]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.032940][  T211]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.033084][  T211]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.033222][  T211]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.033357][  T211]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.033526][  T211]  ? move_addr_to_kernel (net/socket.c:258)
[   10.033669][  T211]  ___sys_sendmsg (net/socket.c:2752)
[   10.033865][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.034021][  T211]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.034167][  T211]  ? 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))
[   10.034325][  T211]  __sys_sendmsg (net/socket.c:2784)
[   10.034465][  T211]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.034606][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.034803][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.034940][  T211]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.035081][  T211]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.035217][  T211]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.035356][  T211]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.035525][  T211] RIP: 0033:0x7f43fdd2108e
[   10.035666][  T211] 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
[   10.036222][  T211] RSP: 002b:00007ffc54b6a540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.036427][  T211] RAX: ffffffffffffffda RBX: 00007ffc54b6acd8 RCX: 00007f43fdd2108e
[   10.036630][  T211] RDX: 0000000000000000 RSI: 00007ffc54b6a5f0 RDI: 0000000000000005
[   10.037099][  T211] RBP: 00007ffc54b6a550 R08: 0000000000000000 R09: 0000000000000000
[   10.037305][  T211] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc83


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