======================================
| xx__-> [    9.120594][  T185] ------------[ cut here ]------------
| [    9.120864][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/185
| [    9.121161][  T185] Modules linked in: veth
| [    9.121715][  T185] Tainted: [W]=WARN
[    9.121871][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.122095][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.122390][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.122948][  T185] RSP: 0018:ffa0000000906e30 EFLAGS: 00010286
[    9.123295][  T185] RAX: 00000000ffffffa6 RBX: ff1100000afd4900 RCX: 1ff4000000120d8c
[    9.123658][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000afd49b8
[    9.124086][  T185] RBP: ff11000008469000 R08: 1fe22000015fa938 R09: ff1100000e108b80
[    9.124360][  T185] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.124625][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c402000
[    9.124891][  T185] FS:  00007f333937e840(0000) GS:ff11000083ab0000(0000) knlGS:0000000000000000
[    9.125204][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.125442][  T185] CR2: 000000000042ebe0 CR3: 000000000e0ef006 CR4: 0000000000771ef0
[    9.125714][  T185] PKRU: 55555554
[    9.125867][  T185] Call Trace:
[    9.126020][  T185]  <TASK>
[    9.126141][  T185]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.126376][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.126677][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.126834][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.127027][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.127278][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.127470][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.127668][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.127860][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.128053][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.128260][  T185]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.128449][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.128643][  T185]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.128840][  T185]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.129032][  T185] veth_newlink (drivers/net/veth.c:1871) veth
[    9.129236][  T185]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.129458][  T185]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.129660][  T185]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.129873][  T185]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.130170][  T185]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.130371][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.130584][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.130781][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.130970][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.131163][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.131475][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.131673][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.131954][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.132166][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.132464][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.132681][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.132874][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.133159][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.133544][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.133746][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.133958][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.134149][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.134349][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.134536][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.134740][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.134934][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.135145][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.135345][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.135535][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.135737][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.136036][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.136242][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.136452][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.136711][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.136901][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.137107][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.137309][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.137592][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.137983][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.138177][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.138469][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.138766][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.139193][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.139400][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.139696][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.139884][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.140105][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.140306][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.140512][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.140810][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.141000][  T185]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.141190][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.141411][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.141601][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.141993][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.142183][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.142494][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.142732][  T185] RIP: 0033:0x7f33395b808e
[    9.142943][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.143498][  T185] RSP: 002b:00007fff6f147ea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.143789][  T185] RAX: ffffffffffffffda RBX: 00007fff6f148638 RCX: 00007f33395b808e
[    9.144140][  T185] RDX: 0000000000000000 RSI: 00007fff6f147f50 RDI: 0000000000000005
[    9.144405][  T185] RBP: 00007fff6f147eb0 R08: 0000000000000000 R09: 0000000000000000
[    9.144696][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c989
[    9.144953][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6f148610
| [    9.155330][  T185] ------------[ cut here ]------------
| [    9.155525][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/185
| [    9.155824][  T185] Modules linked in: veth
| [    9.156343][  T185] Tainted: [W]=WARN
[    9.156520][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.156749][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.156973][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.157527][  T185] RSP: 0018:ffa00000009071b0 EFLAGS: 00010286
[    9.157772][  T185] RAX: 00000000ffffffa6 RBX: ff11000008d4b540 RCX: 1ff4000000120dfc
[    9.158018][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008d4b5f8
[    9.158367][  T185] RBP: ff11000009cbc000 R08: 1fe22000011a96c0 R09: ff1100000e108b80
[    9.158668][  T185] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.158936][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.159188][  T185] FS:  00007f333937e840(0000) GS:ff11000083ab0000(0000) knlGS:0000000000000000
[    9.159485][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.159716][  T185] CR2: 000000000042ebe0 CR3: 000000000e0ef006 CR4: 0000000000771ef0
[    9.159985][  T185] PKRU: 55555554
[    9.160133][  T185] Call Trace:
[    9.160293][  T185]  <TASK>
[    9.160410][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.160607][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.160773][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.160956][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.161139][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.161354][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.161539][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.161738][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.161922][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.162105][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.162302][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.162491][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.162690][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.162880][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.163062][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.163260][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.163441][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.163633][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.163827][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.164012][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.164201][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.164399][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.164582][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.164774][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.164960][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.165142][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.165352][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.165535][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.165738][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.165940][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.166125][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.166326][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.166510][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.166705][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.166893][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.167080][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.167279][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.167467][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.167664][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.167854][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.168073][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.168275][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.168463][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.168691][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.168888][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.169076][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.169276][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.169459][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.169668][  T185]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.169854][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.170046][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.170250][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.170433][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.170629][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.170820][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.171042][  T185] RIP: 0033:0x7f33395b808e
[    9.171246][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.171794][  T185] RSP: 002b:00007fff6f147ea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.172046][  T185] RAX: ffffffffffffffda RBX: 00007fff6f148638 RCX: 00007f33395b808e
[    9.172307][  T185] RDX: 0000000000000000 RSI: 00007fff6f147f50 RDI: 0000000000000005
[    9.172556][  T185] RBP: 00007fff6f147eb0 R08: 0000000000000000 R09: 0000000000000000
[    9.172829][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c989
[    9.173079][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6f148610
| [    9.295077][  T193] ------------[ cut here ]------------
| [    9.295266][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/193
| [    9.295521][  T193] Modules linked in: veth
| [    9.295933][  T193] Tainted: [W]=WARN
[    9.296039][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.296223][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.296408][  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
[    9.296932][  T193] RSP: 0018:ffa00000004f6e30 EFLAGS: 00010286
[    9.297112][  T193] RAX: 00000000ffffffa6 RBX: ff110000054d2200 RCX: 1ff400000009ed8c
[    9.297330][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054d22b8
[    9.297547][  T193] RBP: ff110000085cc000 R08: 1fe2200000a9a458 R09: ff1100000cceae80
[    9.297766][  T193] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.297977][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c890080
[    9.298192][  T193] FS:  00007f170b443840(0000) GS:ff110000839b0000(0000) knlGS:0000000000000000
[    9.298444][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.298634][  T193] CR2: 000000000042ebe0 CR3: 0000000002787002 CR4: 0000000000771ef0
[    9.298847][  T193] PKRU: 55555554
[    9.298954][  T193] Call Trace:
[    9.299060][  T193]  <TASK>
[    9.299138][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.299363][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.299472][  T193]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.299724][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.299869][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.300010][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.300154][  T193]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.300385][  T193]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.300530][  T193]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.300683][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.300828][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.300976][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.301117][  T193]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.301267][  T193]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.301412][  T193] veth_newlink (drivers/net/veth.c:1871) veth
[    9.301555][  T193]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.301737][  T193]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.301881][  T193]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.302022][  T193]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.302184][  T193]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.302333][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.302476][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.302622][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.302769][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.302914][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.303059][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.303206][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.303355][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.303504][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.303659][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.303802][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.303944][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.304090][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.304240][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.304380][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.304524][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.304670][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.304811][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.304952][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.305098][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.305246][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.305388][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.305528][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.305680][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.305819][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.305966][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.306108][  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))
[    9.306253][  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))
[    9.306396][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.306539][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.306688][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.306831][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.306980][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.307122][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.307275][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.307418][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.307560][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.307747][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.307898][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.308038][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.308180][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.308337][  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))
[    9.308481][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.308632][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.308781][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.308923][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.309071][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.309214][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.309368][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.309509][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.309695][  T193] RIP: 0033:0x7f170b67d08e
[    9.309847][  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
[    9.310359][  T193] RSP: 002b:00007fff4353a110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.310572][  T193] RAX: ffffffffffffffda RBX: 00007fff4353a8a8 RCX: 00007f170b67d08e
[    9.310794][  T193] RDX: 0000000000000000 RSI: 00007fff4353a1c0 RDI: 0000000000000005
[    9.311004][  T193] RBP: 00007fff4353a120 R08: 0000000000000000 R09: 0000000000000000
[    9.311213][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c989
[    9.311430][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4353a880
| [    9.330441][  T193] ------------[ cut here ]------------
| [    9.330619][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/193
| [    9.330861][  T193] Modules linked in: veth
| [    9.331787][  T193] Tainted: [W]=WARN
[    9.331893][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.332064][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.332254][  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
[    9.332751][  T193] RSP: 0018:ffa00000004f71b0 EFLAGS: 00010286
[    9.332922][  T193] RAX: 00000000ffffffa6 RBX: ff1100000c5b1a80 RCX: 1ff400000009edfc
[    9.333124][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5b1b38
[    9.333332][  T193] RBP: ff1100000c364000 R08: 1fe22000018b6368 R09: ff1100000cceae80
[    9.333534][  T193] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.333745][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.333945][  T193] FS:  00007f170b443840(0000) GS:ff11000083a30000(0000) knlGS:0000000000000000
[    9.334181][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.334356][  T193] CR2: 00007fb924303388 CR3: 0000000002787005 CR4: 0000000000771ef0
[    9.334560][  T193] PKRU: 55555554
[    9.334667][  T193] Call Trace:
[    9.334768][  T193]  <TASK>
[    9.334840][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.334978][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.335082][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.335224][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.335364][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.335498][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.335642][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.335783][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.335920][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.336069][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.336225][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.336368][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.336508][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.336652][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.336789][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.336924][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.337057][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.337192][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.337336][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.337473][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.337608][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.337750][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.337884][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.338018][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.338155][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.338296][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.338433][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.338570][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.338714][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.338852][  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))
[    9.338986][  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))
[    9.339122][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.339264][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.339399][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.339537][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.339683][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.339821][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.339958][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.340096][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.340236][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.340405][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.340543][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.340686][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.340821][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.340964][  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))
[    9.341101][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.341243][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.341403][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.341543][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.341688][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.341827][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.341961][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.342096][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.342269][  T193] RIP: 0033:0x7f170b67d08e
[    9.342411][  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
[    9.342896][  T193] RSP: 002b:00007fff4353a110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.343097][  T193] RAX: ffffffffffffffda RBX: 00007fff4353a8a8 RCX: 00007f170b67d08e
[    9.343312][  T193] RDX: 0000000000000000 RSI: 00007fff4353a1c0 RDI: 0000000000000005
[    9.343514][  T193] RBP: 00007fff4353a120 R08: 0000000000000000 R09: 0000000000000000
[    9.343726][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c989
[    9.343928][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4353a880
| [    9.558077][  T200] ------------[ cut here ]------------
| [    9.558307][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/200
| [    9.558606][  T200] Modules linked in: veth
| [    9.559121][  T200] Tainted: [W]=WARN
[    9.559289][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.559516][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.559765][  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
[    9.560323][  T200] RSP: 0018:ffa0000000876e30 EFLAGS: 00010286
[    9.560548][  T200] RAX: 00000000ffffffa6 RBX: ff11000004be3540 RCX: 1ff400000010ed8c
[    9.560818][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004be35f8
[    9.561076][  T200] RBP: ff11000007d54000 R08: 1fe220000097c6c0 R09: ff1100000ca92e80
[    9.561347][  T200] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.561602][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b79ee00
[    9.561875][  T200] FS:  00007f45925ee840(0000) GS:ff11000083ab0000(0000) knlGS:0000000000000000
[    9.562169][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.562410][  T200] CR2: 000000000042ebe0 CR3: 000000000e3ff004 CR4: 0000000000771ef0
[    9.562678][  T200] PKRU: 55555554
[    9.562832][  T200] Call Trace:
[    9.562984][  T200]  <TASK>
[    9.563104][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.563304][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.563495][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.563662][  T200]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.563856][  T200]  __dev_notify_flags (net/core/dev.c:9787)
[    9.564045][  T200]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.564245][  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)
[    9.564434][  T200]  ? netif_change_name (net/core/dev.c:1495)
[    9.564645][  T200]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.564843][  T200]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.565033][  T200]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.565234][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.565442][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.565637][  T200]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.565833][  T200]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.566019][  T200]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.566209][  T200]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.566414][  T200] veth_newlink (drivers/net/veth.c:1871) veth
[    9.566603][  T200]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.566838][  T200]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.567029][  T200]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.567230][  T200]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.567433][  T200]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.567630][  T200]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.567827][  T200]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.568015][  T200]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.568207][  T200]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.568412][  T200]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.568605][  T200]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.568807][  T200]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.568997][  T200]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.569193][  T200]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.569397][  T200]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.569588][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.569792][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.569981][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.570169][  T200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.570371][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.570565][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.570772][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.570962][  T200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.571151][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.571353][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.571544][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.571748][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.571936][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.572127][  T200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.572330][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.572519][  T200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.572729][  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))
[    9.572916][  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))
[    9.573107][  T200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.573310][  T200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.573501][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.573707][  T200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.573899][  T200]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.574089][  T200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.574298][  T200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.574489][  T200]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.574690][  T200]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.574914][  T200]  ? move_addr_to_kernel (net/socket.c:258)
[    9.575110][  T200]  ___sys_sendmsg (net/socket.c:2752)
[    9.575314][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.575507][  T200]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.575718][  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))
[    9.575913][  T200]  __sys_sendmsg (net/socket.c:2784)
[    9.576102][  T200]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.576309][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.576500][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.576706][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.576896][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.577100][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.577305][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.577529][  T200] RIP: 0033:0x7f459282808e
[    9.577743][  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
[    9.578306][  T200] RSP: 002b:00007ffeff41d430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.578569][  T200] RAX: ffffffffffffffda RBX: 00007ffeff41dbc8 RCX: 00007f459282808e
[    9.578845][  T200] RDX: 0000000000000000 RSI: 00007ffeff41d4e0 RDI: 0000000000000005
[    9.579105][  T200] RBP: 00007ffeff41d440 R08: 0000000000000000 R09: 0000000000000000
[    9.579377][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c989
[    9.579667][  T200] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeff41dba0
| [    9.595041][  T200] ------------[ cut here ]------------
| [    9.595253][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/200
| [    9.595543][  T200] Modules linked in: veth
| [    9.596037][  T200] Tainted: [W]=WARN
[    9.596192][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.596426][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.596667][  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
[    9.597238][  T200] RSP: 0018:ffa00000008771b0 EFLAGS: 00010286
[    9.597467][  T200] RAX: 00000000ffffffa6 RBX: ff1100000ce6dc40 RCX: 1ff400000010edfc
[    9.597738][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ce6dcf8
[    9.597997][  T200] RBP: ff11000007dd1000 R08: 1fe22000019cdba0 R09: ff1100000ca92e80
[    9.598352][  T200] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.598604][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.598879][  T200] FS:  00007f45925ee840(0000) GS:ff11000083ab0000(0000) knlGS:0000000000000000
[    9.599174][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.599412][  T200] CR2: 000000000042ebe0 CR3: 000000000e3ff004 CR4: 0000000000771ef0
[    9.599675][  T200] PKRU: 55555554
[    9.599830][  T200] Call Trace:
[    9.599982][  T200]  <TASK>
[    9.600102][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.600306][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.600461][  T200]  __dev_notify_flags (net/core/dev.c:9787)
[    9.600659][  T200]  ? netif_change_name (net/core/dev.c:1495)
[    9.600852][  T200]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.601039][  T200]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.601244][  T200]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.601433][  T200]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.601630][  T200]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.601820][  T200]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.602008][  T200]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.602202][  T200]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.602412][  T200]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.602601][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.602803][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.602993][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.603178][  T200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.603373][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.603566][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.603773][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.603960][  T200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.604147][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.604346][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.604532][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.604735][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.604924][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.605113][  T200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.605312][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.605499][  T200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.605703][  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))
[    9.605907][  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))
[    9.606098][  T200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.606299][  T200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.606488][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.606690][  T200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.606878][  T200]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.607066][  T200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.607267][  T200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.607469][  T200]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.607670][  T200]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.607894][  T200]  ? move_addr_to_kernel (net/socket.c:258)
[    9.608086][  T200]  ___sys_sendmsg (net/socket.c:2752)
[    9.608285][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.608472][  T200]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.608682][  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))
[    9.608872][  T200]  __sys_sendmsg (net/socket.c:2784)
[    9.609060][  T200]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.609268][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.609456][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.609651][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.609844][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.610031][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.610233][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.610453][  T200] RIP: 0033:0x7f459282808e
[    9.610652][  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
[    9.611191][  T200] RSP: 002b:00007ffeff41d430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.611459][  T200] RAX: ffffffffffffffda RBX: 00007ffeff41dbc8 RCX: 00007f459282808e
[    9.611728][  T200] RDX: 0000000000000000 RSI: 00007ffeff41d4e0 RDI: 0000000000000005
[    9.611981][  T200] RBP: 00007ffeff41d440 R08: 0000000000000000 R09: 0000000000000000
[    9.612245][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c989


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