======================================
| xx__-> [    9.234128][  T186] ------------[ cut here ]------------
| [    9.234344][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [    9.234632][  T186] Modules linked in: veth
| [    9.235061][  T186] Tainted: [W]=WARN
[    9.235169][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.235349][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.235576][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.236133][  T186] RSP: 0018:ffa00000008c6e30 EFLAGS: 00010286
[    9.236312][  T186] RAX: 00000000ffffffa6 RBX: ff11000005029000 RCX: 1ff4000000118d8c
[    9.236529][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000050290b8
[    9.236744][  T186] RBP: ff110000079b9000 R08: 1fe2200000a05218 R09: ff1100000c04ae80
[    9.237122][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.237333][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ae8e000
[    9.237568][  T186] FS:  00007fdf41840840(0000) GS:ff11000087130000(0000) knlGS:0000000000000000
[    9.237926][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.238102][  T186] CR2: 000000000042ebe0 CR3: 000000000bdfe002 CR4: 0000000000771ef0
[    9.238407][  T186] PKRU: 55555554
[    9.238513][  T186] Call Trace:
[    9.238631][  T186]  <TASK>
[    9.238705][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.238891][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.239130][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.239236][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.239381][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.239530][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.239780][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.239921][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.240061][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.240204][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.240439][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.240587][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.240739][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.240889][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.241130][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[    9.241277][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.241455][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.241614][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.241762][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.241921][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.242071][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.242216][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.242357][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.242502][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.242653][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.242802][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.242944][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.243088][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.243234][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.243378][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.243519][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.243669][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.243815][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.243969][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.244210][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.244358][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.244500][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.244649][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.244892][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.245031][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.245170][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.245311][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.245553][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.245701][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.245846][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.245988][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.246133][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.246272][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.246413][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.246561][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.246810][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.246951][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.247093][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.247233][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.247473][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.247627][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.247772][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.247949][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.248192][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.248336][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.248477][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.248640][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.248882][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.249022][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.249161][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.249305][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.249547][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.249693][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.249838][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.249980][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.250216][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.250356][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.250536][  T186] RIP: 0033:0x7fdf41a7a08e
[    9.250688][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.251300][  T186] RSP: 002b:00007ffdb2379f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.251621][  T186] RAX: ffffffffffffffda RBX: 00007ffdb237a6c8 RCX: 00007fdf41a7a08e
[    9.251856][  T186] RDX: 0000000000000000 RSI: 00007ffdb2379fe0 RDI: 0000000000000005
[    9.252068][  T186] RBP: 00007ffdb2379f40 R08: 0000000000000000 R09: 0000000000000000
[    9.252377][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c7cf
[    9.252600][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb237a6a0
| [    9.261081][  T186] ------------[ cut here ]------------
| [    9.261244][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [    9.261487][  T186] Modules linked in: veth
| [    9.261891][  T186] Tainted: [W]=WARN
[    9.261996][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.262169][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.262448][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.262951][  T186] RSP: 0018:ffa00000008c71b0 EFLAGS: 00010286
[    9.263122][  T186] RAX: 00000000ffffffa6 RBX: ff1100000ac411c0 RCX: 1ff4000000118dfc
[    9.263327][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ac41278
[    9.263635][  T186] RBP: ff1100000a14c000 R08: 1fe2200001588250 R09: ff1100000c04ae80
[    9.263844][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.264047][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.264346][  T186] FS:  00007fdf41840840(0000) GS:ff11000087130000(0000) knlGS:0000000000000000
[    9.264591][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.264771][  T186] CR2: 000000000042ebe0 CR3: 000000000bdfe002 CR4: 0000000000771ef0
[    9.264984][  T186] PKRU: 55555554
[    9.265087][  T186] Call Trace:
[    9.265188][  T186]  <TASK>
[    9.265260][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.265400][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.265506][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.265651][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.265794][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.265931][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.266070][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.266301][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.266439][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.266581][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.266818][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.267052][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.267193][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.267360][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.267500][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.267645][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.267792][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.267930][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.268070][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.268298][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.268533][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.268675][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.268822][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.268964][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.269191][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.269327][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.269562][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.269706][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.269850][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.269993][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.270129][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.270271][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.270502][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.270649][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.270792][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.271023][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.271161][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.271301][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.271439][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.271588][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.271768][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.271911][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.272048][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.272185][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.272336][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.272475][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.272622][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.272761][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.272909][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.273049][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.273187][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.273326][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.273462][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.273702][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.273846][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.274016][  T186] RIP: 0033:0x7fdf41a7a08e
[    9.274256][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.274852][  T186] RSP: 002b:00007ffdb2379f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.275061][  T186] RAX: ffffffffffffffda RBX: 00007ffdb237a6c8 RCX: 00007fdf41a7a08e
[    9.275268][  T186] RDX: 0000000000000000 RSI: 00007ffdb2379fe0 RDI: 0000000000000005
[    9.275474][  T186] RBP: 00007ffdb2379f40 R08: 0000000000000000 R09: 0000000000000000
[    9.275784][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c7cf
[    9.275989][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb237a6a0
| [    9.411364][  T192] ------------[ cut here ]------------
| [    9.411626][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/192
| [    9.411950][  T192] Modules linked in: veth
| [    9.412486][  T192] Tainted: [W]=WARN
[    9.413656][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.414048][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.414393][  T192] 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
[    9.415111][  T192] RSP: 0018:ffa0000000896e30 EFLAGS: 00010286
[    9.415439][  T192] RAX: 00000000ffffffa6 RBX: ff110000021663c0 RCX: 1ff4000000112d8c
[    9.415749][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002166478
[    9.416065][  T192] RBP: ff11000007691000 R08: 1fe220000042cc90 R09: ff1100000c94ae80
[    9.416373][  T192] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.416668][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000acdc400
[    9.416951][  T192] FS:  00007fbf12641840(0000) GS:ff110000870b0000(0000) knlGS:0000000000000000
[    9.417295][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.417551][  T192] CR2: 000000000042ebe0 CR3: 000000000b17b002 CR4: 0000000000771ef0
[    9.417893][  T192] PKRU: 55555554
[    9.418064][  T192] Call Trace:
[    9.418227][  T192]  <TASK>
[    9.418359][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.418580][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.418790][  T192]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.419046][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[    9.419248][  T192]  ? netif_change_name (net/core/dev.c:1495)
[    9.419458][  T192]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.419682][  T192]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.419891][  T192]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.420099][  T192]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.420307][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.420508][  T192]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.420736][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.420943][  T192]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.421142][  T192]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.421343][  T192] veth_newlink (drivers/net/veth.c:1871) veth
[    9.421557][  T192]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.421808][  T192]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.422020][  T192]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.422218][  T192]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.422431][  T192]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.422651][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.422878][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.423108][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.423322][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.423537][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.423745][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.423969][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.424165][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.424387][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.424609][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.424822][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.425021][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.425220][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.425445][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.425689][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.425903][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.426100][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.426294][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.426493][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.426713][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.426916][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.427113][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.427323][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.427543][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.427772][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.427971][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.428174][  T192]  ? 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))
[    9.428385][  T192]  ? 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))
[    9.428604][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.428828][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.429025][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.429223][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.429446][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.429677][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.429893][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.430091][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.430285][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.430517][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[    9.430747][  T192]  ___sys_sendmsg (net/socket.c:2752)
[    9.430952][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.431154][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.431357][  T192]  ? 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))
[    9.431569][  T192]  __sys_sendmsg (net/socket.c:2784)
[    9.431781][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.431981][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.432175][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.432370][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.432582][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.432800][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.432997][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.433224][  T192] RIP: 0033:0x7fbf1287b08e
[    9.433425][  T192] 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
[    9.434016][  T192] RSP: 002b:00007ffdb1cedc80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.434281][  T192] RAX: ffffffffffffffda RBX: 00007ffdb1cee418 RCX: 00007fbf1287b08e
[    9.434558][  T192] RDX: 0000000000000000 RSI: 00007ffdb1cedd30 RDI: 0000000000000005
[    9.434879][  T192] RBP: 00007ffdb1cedc90 R08: 0000000000000000 R09: 0000000000000000
[    9.435160][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c7cf
[    9.435443][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb1cee3f0
| [    9.447188][  T192] ------------[ cut here ]------------
| [    9.447383][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/192
| [    9.447709][  T192] Modules linked in: veth
| [    9.448956][  T192] Tainted: [W]=WARN
[    9.449113][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.449350][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.449602][  T192] 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
[    9.450201][  T192] RSP: 0018:ffa00000008971b0 EFLAGS: 00010286
[    9.450438][  T192] RAX: 00000000ffffffa6 RBX: ff1100000be4d1c0 RCX: 1ff4000000112dfc
[    9.450727][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000be4d278
[    9.451061][  T192] RBP: ff1100000a074000 R08: 1fe22000017c9a50 R09: ff1100000c94ae80
[    9.451320][  T192] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.451604][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.451881][  T192] FS:  00007fbf12641840(0000) GS:ff110000870b0000(0000) knlGS:0000000000000000
[    9.452187][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.452424][  T192] CR2: 000000000042ebe0 CR3: 000000000b17b002 CR4: 0000000000771ef0
[    9.452711][  T192] PKRU: 55555554
[    9.452880][  T192] Call Trace:
[    9.453044][  T192]  <TASK>
[    9.453181][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.453382][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.453558][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[    9.453776][  T192]  ? netif_change_name (net/core/dev.c:1495)
[    9.453971][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.454167][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.454369][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.454581][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.454797][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.454993][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.455189][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.455434][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.455668][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.455884][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.456079][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.456274][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.456472][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.456692][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.456901][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.457100][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.457296][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.457512][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.457733][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.457940][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.458140][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.458335][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.458591][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.458828][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.459027][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.459226][  T192]  ? 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))
[    9.459456][  T192]  ? 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))
[    9.459687][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.459896][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.460100][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.460299][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.460499][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.460723][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.460945][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.461143][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.461353][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.461601][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[    9.461830][  T192]  ___sys_sendmsg (net/socket.c:2752)
[    9.462045][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.462239][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.462442][  T192]  ? 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))
[    9.462665][  T192]  __sys_sendmsg (net/socket.c:2784)
[    9.462869][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.463071][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.463263][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.463458][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.463677][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.463875][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.464072][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.464312][  T192] RIP: 0033:0x7fbf1287b08e
[    9.464512][  T192] 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
[    9.465093][  T192] RSP: 002b:00007ffdb1cedc80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.465356][  T192] RAX: ffffffffffffffda RBX: 00007ffdb1cee418 RCX: 00007fbf1287b08e
[    9.465644][  T192] RDX: 0000000000000000 RSI: 00007ffdb1cedd30 RDI: 0000000000000005
[    9.465913][  T192] RBP: 00007ffdb1cedc90 R08: 0000000000000000 R09: 0000000000000000
[    9.466172][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c7cf
[    9.466428][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb1cee3f0
| [    9.684584][  T202] ------------[ cut here ]------------
| [    9.684848][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/202
| [    9.685117][  T202] Modules linked in: veth
| [    9.685534][  T202] Tainted: [W]=WARN
[    9.685646][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.685832][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.686022][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.686574][  T202] RSP: 0018:ffa0000000606e30 EFLAGS: 00010286
[    9.686765][  T202] RAX: 00000000ffffffa6 RBX: ff11000002166200 RCX: 1ff40000000c0d8c
[    9.686987][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000021662b8
[    9.687224][  T202] RBP: ff1100000c8b4000 R08: 1fe220000042cc58 R09: ff1100000c988b80
[    9.687437][  T202] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.687663][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000acddc80
[    9.687887][  T202] FS:  00007fdb3dff2840(0000) GS:ff11000087030000(0000) knlGS:0000000000000000
[    9.688140][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.688319][  T202] CR2: 000000000042ebe0 CR3: 00000000093c3004 CR4: 0000000000771ef0
[    9.688563][  T202] PKRU: 55555554
[    9.688678][  T202] Call Trace:
[    9.688792][  T202]  <TASK>
[    9.688867][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.689034][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.689180][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.689291][  T202]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.689435][  T202]  __dev_notify_flags (net/core/dev.c:9787)
[    9.689584][  T202]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.689732][  T202]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[    9.689884][  T202]  ? netif_change_name (net/core/dev.c:1495)
[    9.690028][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.690171][  T202]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.690311][  T202]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.690455][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.690681][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.690835][  T202]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.690982][  T202]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.691125][  T202]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.691269][  T202]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.691415][  T202] veth_newlink (drivers/net/veth.c:1871) veth
[    9.691663][  T202]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.691847][  T202]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.691995][  T202]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.692140][  T202]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.692302][  T202]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.692446][  T202]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.692664][  T202]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.692813][  T202]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.692957][  T202]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.693100][  T202]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.693245][  T202]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.693387][  T202]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.693618][  T202]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.693774][  T202]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.693921][  T202]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.694066][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.694209][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.694351][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.694492][  T202]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.694688][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.694841][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.694989][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.695135][  T202]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.695280][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.695424][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.695574][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.695722][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.695871][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.696017][  T202]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.696159][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.696302][  T202]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.696449][  T202]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.696603][  T202]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.696751][  T202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.696899][  T202]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.697043][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.697186][  T202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.697330][  T202]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.697472][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.697631][  T202]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.697779][  T202]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.697920][  T202]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.698095][  T202]  ? move_addr_to_kernel (net/socket.c:258)
[    9.698244][  T202]  ___sys_sendmsg (net/socket.c:2752)
[    9.698385][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.698531][  T202]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.698688][  T202]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.698841][  T202]  __sys_sendmsg (net/socket.c:2784)
[    9.698984][  T202]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.699151][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.699298][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.699442][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.699590][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.699741][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.699891][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.700072][  T202] RIP: 0033:0x7fdb3e22c08e
[    9.700245][  T202] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.700809][  T202] RSP: 002b:00007ffc48232250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.701032][  T202] RAX: ffffffffffffffda RBX: 00007ffc482329e8 RCX: 00007fdb3e22c08e
[    9.701261][  T202] RDX: 0000000000000000 RSI: 00007ffc48232300 RDI: 0000000000000005
[    9.701476][  T202] RBP: 00007ffc48232260 R08: 0000000000000000 R09: 0000000000000000
[    9.701707][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c7d0
[    9.701931][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc482329c0
| [    9.720850][  T202] ------------[ cut here ]------------
| [    9.721079][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/202
| [    9.721356][  T202] Modules linked in: veth
| [    9.721785][  T202] Tainted: [W]=WARN
[    9.721893][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.722066][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.722246][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.722828][  T202] RSP: 0018:ffa00000006071b0 EFLAGS: 00010286
[    9.723024][  T202] RAX: 00000000ffffffa6 RBX: ff11000002167000 RCX: 1ff40000000c0dfc
[    9.723248][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000021670b8
[    9.723461][  T202] RBP: ff1100000ecd9000 R08: 1fe220000042ce18 R09: ff1100000c988b80
[    9.723743][  T202] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.723953][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.724162][  T202] FS:  00007fdb3dff2840(0000) GS:ff11000087030000(0000) knlGS:0000000000000000
[    9.724403][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.724620][  T202] CR2: 000000000042ebe0 CR3: 00000000093c3004 CR4: 0000000000771ef0
[    9.724834][  T202] PKRU: 55555554
[    9.724944][  T202] Call Trace:
[    9.725047][  T202]  <TASK>
[    9.725121][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.725265][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.725372][  T202]  __dev_notify_flags (net/core/dev.c:9787)
[    9.725518][  T202]  ? netif_change_name (net/core/dev.c:1495)
[    9.725668][  T202]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.725813][  T202]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.725953][  T202]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.726093][  T202]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.726231][  T202]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.726369][  T202]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.726506][  T202]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.726659][  T202]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.726809][  T202]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.726975][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.727114][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.727254][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.727393][  T202]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.727536][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.727680][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.727825][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.727962][  T202]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.728114][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.728252][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.728391][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.728538][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.728679][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.728822][  T202]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.728961][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.729098][  T202]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.729239][  T202]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.729380][  T202]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.729531][  T202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.729678][  T202]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.729825][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.729976][  T202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.730117][  T202]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.730255][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.730415][  T202]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.730560][  T202]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.730703][  T202]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.730887][  T202]  ? move_addr_to_kernel (net/socket.c:258)
[    9.731029][  T202]  ___sys_sendmsg (net/socket.c:2752)
[    9.731171][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.731310][  T202]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.731460][  T202]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.731613][  T202]  __sys_sendmsg (net/socket.c:2784)
[    9.731761][  T202]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.731903][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.732043][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.732184][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.732328][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.732469][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.732622][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.732799][  T202] RIP: 0033:0x7fdb3e22c08e
[    9.732945][  T202] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.733448][  T202] RSP: 002b:00007ffc48232250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.733671][  T202] RAX: ffffffffffffffda RBX: 00007ffc482329e8 RCX: 00007fdb3e22c08e
[    9.733881][  T202] RDX: 0000000000000000 RSI: 00007ffc48232300 RDI: 0000000000000005
[    9.734085][  T202] RBP: 00007ffc48232260 R08: 0000000000000000 R09: 0000000000000000
[    9.734312][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c7d0


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