======================================
| xx__-> [    9.241823][  T186] ------------[ cut here ]------------
| [    9.242050][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
| [    9.242472][  T186] Modules linked in: veth
| [    9.242904][  T186] Tainted: [W]=WARN
[    9.243012][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.243201][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.243434][  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
[    9.243971][  T186] RSP: 0018:ffa0000000856e30 EFLAGS: 00010286
[    9.244164][  T186] RAX: 00000000ffffffa6 RBX: ff110000094c7000 RCX: 1ff400000010ad8c
[    9.244384][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000094c70b8
[    9.244597][  T186] RBP: ff11000009e61000 R08: 1fe2200001298e18 R09: ff1100000cd55180
[    9.244857][  T186] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.245085][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004be2e00
[    9.245307][  T186] FS:  00007f7fdb95a840(0000) GS:ff1100008e9b0000(0000) knlGS:0000000000000000
[    9.245559][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.245740][  T186] CR2: 00007f7fdbcc1f6d CR3: 000000000c497001 CR4: 0000000000771ef0
[    9.246082][  T186] PKRU: 55555554
[    9.246188][  T186] Call Trace:
[    9.246302][  T186]  <TASK>
[    9.246470][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.246652][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.246802][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.247005][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.247160][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.247309][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.247454][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.247597][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.247837][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.248083][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.248225][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.248394][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.248535][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.248694][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.248838][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[    9.248982][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.249169][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.249415][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.249556][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.249815][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.249961][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.250115][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.250358][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.250596][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.250742][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.250889][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.251040][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.251184][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.251335][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.251498][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.251642][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.251883][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.252029][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.252177][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.252513][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.252660][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.252805][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.252947][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.253100][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.253243][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.253390][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.253535][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.253677][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.253921][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.254080][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.254223][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.254472][  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))
[    9.254711][  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))
[    9.254857][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.255105][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.255249][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.255398][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.255636][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.255882][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.256036][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.256181][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.256329][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.256505][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.256750][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.256894][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.257044][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.257295][  T186]  ? 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))
[    9.257536][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.257679][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.257830][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.258081][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.258324][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.258484][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.258628][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.258869][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.259053][  T186] RIP: 0033:0x7f7fdbb9408e
[    9.259202][  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
[    9.259714][  T186] RSP: 002b:00007fffa942ac30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.259930][  T186] RAX: ffffffffffffffda RBX: 00007fffa942b3c8 RCX: 00007f7fdbb9408e
[    9.260149][  T186] RDX: 0000000000000000 RSI: 00007fffa942ace0 RDI: 0000000000000005
[    9.260365][  T186] RBP: 00007fffa942ac40 R08: 0000000000000000 R09: 0000000000000000
[    9.260670][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd75
[    9.260885][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa942b3a0
| [    9.279274][  T186] ------------[ cut here ]------------
| [    9.279498][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
| [    9.279787][  T186] Modules linked in: veth
| [    9.280304][  T186] Tainted: [W]=WARN
[    9.280460][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.280680][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.280909][  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
[    9.281472][  T186] RSP: 0018:ffa00000008571b0 EFLAGS: 00010286
[    9.281696][  T186] RAX: 00000000ffffffa6 RBX: ff1100000d55a3c0 RCX: 1ff400000010adfc
[    9.281949][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d55a478
[    9.282222][  T186] RBP: ff1100000835c000 R08: 1fe2200001aab490 R09: ff1100000cd55180
[    9.282489][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.282741][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.283026][  T186] FS:  00007f7fdb95a840(0000) GS:ff1100008eab0000(0000) knlGS:0000000000000000
[    9.283376][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.283602][  T186] CR2: 00007f8514754808 CR3: 000000000c497002 CR4: 0000000000771ef0
[    9.283864][  T186] PKRU: 55555554
[    9.284016][  T186] Call Trace:
[    9.284188][  T186]  <TASK>
[    9.284324][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.284515][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.284671][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.284865][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.285062][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.285252][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.285461][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.285651][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.285840][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.286027][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.286231][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.286437][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.286630][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.286823][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.287009][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.287214][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.287414][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.287600][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.287793][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.287980][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.288187][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.288393][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.288578][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.288764][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.288954][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.289160][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.289363][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.289551][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.289740][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.289934][  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))
[    9.290137][  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))
[    9.290337][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.290526][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.290713][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.290901][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.291108][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.291315][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.291506][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.291696][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.291882][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.292121][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.292351][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.292538][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.292729][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.292926][  T186]  ? 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))
[    9.293132][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.293334][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.293527][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.293715][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.293902][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.294109][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.294330][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.294520][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.294738][  T186] RIP: 0033:0x7f7fdbb9408e
[    9.294931][  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
[    9.295507][  T186] RSP: 002b:00007fffa942ac30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.295763][  T186] RAX: ffffffffffffffda RBX: 00007fffa942b3c8 RCX: 00007f7fdbb9408e
[    9.296023][  T186] RDX: 0000000000000000 RSI: 00007fffa942ace0 RDI: 0000000000000005
[    9.296306][  T186] RBP: 00007fffa942ac40 R08: 0000000000000000 R09: 0000000000000000
[    9.296583][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd75
[    9.296844][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa942b3a0
| [    9.506830][  T193] ------------[ cut here ]------------
| [    9.507070][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
| [    9.507393][  T193] Modules linked in: veth
| [    9.507924][  T193] Tainted: [W]=WARN
[    9.508106][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.508365][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.508604][  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
[    9.509177][  T193] RSP: 0018:ffa0000000686e30 EFLAGS: 00010286
[    9.509432][  T193] RAX: 00000000ffffffa6 RBX: ff1100000c204040 RCX: 1ff40000000d0d8c
[    9.509704][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c2040f8
[    9.509973][  T193] RBP: ff1100000c60c000 R08: 1fe2200001840820 R09: ff1100000cc6ae80
[    9.510265][  T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.510542][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001591aa80
[    9.510831][  T193] FS:  00007f1c4af42840(0000) GS:ff1100008eab0000(0000) knlGS:0000000000000000
[    9.511153][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.511399][  T193] CR2: 00007fffe42a2eb8 CR3: 000000000c6ec002 CR4: 0000000000771ef0
[    9.511671][  T193] PKRU: 55555554
[    9.511833][  T193] Call Trace:
[    9.511991][  T193]  <TASK>
[    9.512130][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.512338][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.512501][  T193]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.512733][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.512928][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.513136][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.513347][  T193]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.513560][  T193]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.513759][  T193]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.513959][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.514170][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.514381][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.514574][  T193]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.514767][  T193]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.514964][  T193] veth_newlink (drivers/net/veth.c:1871) veth
[    9.515179][  T193]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.515425][  T193]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.515619][  T193]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.515814][  T193]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.516034][  T193]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.516270][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.516515][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.516708][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.516903][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.517120][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.517330][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.517556][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.517753][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.517951][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.518164][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.518390][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.518584][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.518782][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.519039][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.519241][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.519450][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.519647][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.519845][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.520051][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.520268][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.520475][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.520674][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.520882][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.521105][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.521320][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.521518][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.521718][  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))
[    9.521909][  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))
[    9.522129][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.522339][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.522533][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.522729][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.522924][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.523137][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.523352][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.523567][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.523764][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.523993][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.524207][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.524416][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.524610][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.524813][  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))
[    9.525009][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.525222][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.525438][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.525633][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.525831][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.526034][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.526237][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.526445][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.526674][  T193] RIP: 0033:0x7f1c4b17c08e
[    9.526873][  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
[    9.527474][  T193] RSP: 002b:00007fff40221790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.527741][  T193] RAX: ffffffffffffffda RBX: 00007fff40221f28 RCX: 00007f1c4b17c08e
[    9.528002][  T193] RDX: 0000000000000000 RSI: 00007fff40221840 RDI: 0000000000000005
[    9.528298][  T193] RBP: 00007fff402217a0 R08: 0000000000000000 R09: 0000000000000000
[    9.528559][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd75
[    9.528823][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff40221f00
| [    9.538994][  T193] ------------[ cut here ]------------
| [    9.539276][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
| [    9.539682][  T193] Modules linked in: veth
| [    9.540504][  T193] Tainted: [W]=WARN
[    9.540724][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.541009][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.541363][  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
[    9.541967][  T193] RSP: 0018:ffa00000006871b0 EFLAGS: 00010286
[    9.542267][  T193] RAX: 00000000ffffffa6 RBX: ff1100000c5411c0 RCX: 1ff40000000d0dfc
[    9.542595][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c541278
[    9.542909][  T193] RBP: ff1100000c609000 R08: 1fe22000018a8250 R09: ff1100000cc6ae80
[    9.543242][  T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.543568][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.543904][  T193] FS:  00007f1c4af42840(0000) GS:ff1100008eab0000(0000) knlGS:0000000000000000
[    9.544270][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.544566][  T193] CR2: 00007fffe42a2eb8 CR3: 000000000c6ec002 CR4: 0000000000771ef0
[    9.544915][  T193] PKRU: 55555554
[    9.545138][  T193] Call Trace:
[    9.545400][  T193]  <TASK>
[    9.545581][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.545831][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.546064][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.546373][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.546667][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.546977][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.547228][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.547433][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.547627][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.547818][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.548009][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.548224][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.548435][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.548627][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.548820][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.549011][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.549231][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.549435][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.549632][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.549826][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.550020][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.550244][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.550457][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.550650][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.550844][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.551042][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.551242][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.551445][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.551637][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.551833][  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))
[    9.552032][  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))
[    9.552238][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.552454][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.552654][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.552862][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.553064][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.553257][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.553463][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.553655][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.553847][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.554084][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.554346][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.554538][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.554726][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.554924][  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))
[    9.555136][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.555338][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.555532][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.555724][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.555916][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.556122][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.556327][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.556520][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.556743][  T193] RIP: 0033:0x7f1c4b17c08e
[    9.556938][  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
[    9.557506][  T193] RSP: 002b:00007fff40221790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.557802][  T193] RAX: ffffffffffffffda RBX: 00007fff40221f28 RCX: 00007f1c4b17c08e
[    9.558085][  T193] RDX: 0000000000000000 RSI: 00007fff40221840 RDI: 0000000000000005
[    9.558357][  T193] RBP: 00007fff402217a0 R08: 0000000000000000 R09: 0000000000000000
[    9.558616][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd75
[    9.558873][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff40221f00
| [    9.730627][  T202] ------------[ cut here ]------------
| [    9.730820][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/202
| [    9.731083][  T202] Modules linked in: veth
| [    9.732159][  T202] Tainted: [W]=WARN
[    9.732270][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.732454][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.732640][  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
[    9.733153][  T202] RSP: 0018:ffa0000000846e30 EFLAGS: 00010286
[    9.733342][  T202] RAX: 00000000ffffffa6 RBX: ff1100000b7b4c80 RCX: 1ff4000000108d8c
[    9.733552][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b7b4d38
[    9.733762][  T202] RBP: ff110000088e1000 R08: 1fe22000016f69a8 R09: ff1100000c560b80
[    9.733972][  T202] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.734192][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008c9a380
[    9.734410][  T202] FS:  00007f2975f89840(0000) GS:ff1100008e9b0000(0000) knlGS:0000000000000000
[    9.734656][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.734834][  T202] CR2: 00007f29762f0f6d CR3: 000000000d4cb001 CR4: 0000000000771ef0
[    9.735055][  T202] PKRU: 55555554
[    9.735163][  T202] Call Trace:
[    9.735271][  T202]  <TASK>
[    9.735350][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.735494][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.735636][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.735745][  T202]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.735888][  T202]  __dev_notify_flags (net/core/dev.c:9787)
[    9.736038][  T202]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.736180][  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)
[    9.736326][  T202]  ? netif_change_name (net/core/dev.c:1495)
[    9.736465][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.736604][  T202]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.736745][  T202]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.736885][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.737035][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.737175][  T202]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.737321][  T202]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.737461][  T202]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.737602][  T202]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.737745][  T202] veth_newlink (drivers/net/veth.c:1871) veth
[    9.737887][  T202]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.738070][  T202]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.738216][  T202]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.738362][  T202]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.738516][  T202]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.738656][  T202]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.738798][  T202]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.738936][  T202]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.739087][  T202]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.739228][  T202]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.739376][  T202]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.739516][  T202]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.739655][  T202]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.739801][  T202]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.739944][  T202]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.740094][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.740234][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.740382][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.740520][  T202]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.740659][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.740804][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.740944][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.741092][  T202]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.741233][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.741381][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.741521][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.741664][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.741804][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.741946][  T202]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.742097][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.742237][  T202]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.742387][  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))
[    9.742526][  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))
[    9.742671][  T202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.742813][  T202]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.742954][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.743104][  T202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.743247][  T202]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.743400][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.743542][  T202]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.743685][  T202]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.743824][  T202]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.743997][  T202]  ? move_addr_to_kernel (net/socket.c:258)
[    9.744149][  T202]  ___sys_sendmsg (net/socket.c:2752)
[    9.744294][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.744434][  T202]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.744582][  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))
[    9.744726][  T202]  __sys_sendmsg (net/socket.c:2784)
[    9.744867][  T202]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.745013][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.745163][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.745310][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.745455][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.745595][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.745735][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.745911][  T202] RIP: 0033:0x7f29761c308e
[    9.746067][  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
[    9.746561][  T202] RSP: 002b:00007fffd6b3c410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.746771][  T202] RAX: ffffffffffffffda RBX: 00007fffd6b3cba8 RCX: 00007f29761c308e
[    9.746978][  T202] RDX: 0000000000000000 RSI: 00007fffd6b3c4c0 RDI: 0000000000000005
[    9.747196][  T202] RBP: 00007fffd6b3c420 R08: 0000000000000000 R09: 0000000000000000
[    9.747411][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd76
[    9.747619][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd6b3cb80
| [    9.755857][  T202] ------------[ cut here ]------------
| [    9.756008][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/202
| [    9.756262][  T202] Modules linked in: veth
| [    9.757176][  T202] Tainted: [W]=WARN
[    9.757339][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.757512][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.757748][  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
[    9.758242][  T202] RSP: 0018:ffa00000008471b0 EFLAGS: 00010286
[    9.758474][  T202] RAX: 00000000ffffffa6 RBX: ff1100000c2f31c0 RCX: 1ff4000000108dfc
[    9.758679][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c2f3278
[    9.758886][  T202] RBP: ff11000009df1000 R08: 1fe220000185e650 R09: ff1100000c560b80
[    9.759115][  T202] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.759377][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.759580][  T202] FS:  00007f2975f89840(0000) GS:ff1100008e9b0000(0000) knlGS:0000000000000000
[    9.759821][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.759994][  T202] CR2: 00007f29762f0f6d CR3: 000000000d4cb001 CR4: 0000000000771ef0
[    9.760209][  T202] PKRU: 55555554
[    9.760369][  T202] Call Trace:
[    9.760472][  T202]  <TASK>
[    9.760543][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.760683][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.760790][  T202]  __dev_notify_flags (net/core/dev.c:9787)
[    9.760928][  T202]  ? netif_change_name (net/core/dev.c:1495)
[    9.761074][  T202]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.761211][  T202]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.761412][  T202]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.761550][  T202]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.761689][  T202]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.761827][  T202]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.761963][  T202]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.762113][  T202]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.762252][  T202]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.762453][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.762595][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.762732][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.762927][  T202]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.763074][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.763215][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.763410][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.763555][  T202]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.763700][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.763837][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.763975][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.764125][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.764261][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.764457][  T202]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.764593][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.764730][  T202]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.764929][  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))
[    9.765073][  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))
[    9.765212][  T202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.765412][  T202]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.765549][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.765687][  T202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.765825][  T202]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.765967][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.766114][  T202]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.766252][  T202]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.766448][  T202]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.766620][  T202]  ? move_addr_to_kernel (net/socket.c:258)
[    9.766762][  T202]  ___sys_sendmsg (net/socket.c:2752)
[    9.766900][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.767046][  T202]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.767221][  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))
[    9.767430][  T202]  __sys_sendmsg (net/socket.c:2784)
[    9.767568][  T202]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.767727][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.767874][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.768019][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.768170][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.768383][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.768522][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.768719][  T202] RIP: 0033:0x7f29761c308e
[    9.768869][  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
[    9.769431][  T202] RSP: 002b:00007fffd6b3c410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.769644][  T202] RAX: ffffffffffffffda RBX: 00007fffd6b3cba8 RCX: 00007f29761c308e
[    9.769855][  T202] RDX: 0000000000000000 RSI: 00007fffd6b3c4c0 RDI: 0000000000000005
[    9.770077][  T202] RBP: 00007fffd6b3c420 R08: 0000000000000000 R09: 0000000000000000
[    9.770340][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd76


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