======================================
| xx__-> [    9.588561][  T186] ------------[ cut here ]------------
| [    9.588840][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
| [    9.589316][  T186] Modules linked in: veth
| [    9.589889][  T186] Tainted: [W]=WARN
[    9.590105][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.590335][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.590581][  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
[    9.591180][  T186] RSP: 0018:ffa0000000856e30 EFLAGS: 00010286
[    9.591437][  T186] RAX: 00000000ffffffa6 RBX: ff11000012b95000 RCX: 1ff400000010ad8c
[    9.591698][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012b950b8
[    9.591977][  T186] RBP: ff110000083bc000 R08: 1fe2200002572a18 R09: ff11000012d8ae80
[    9.592587][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.592886][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011497500
[    9.593166][  T186] FS:  00007f80a26bf840(0000) GS:ff1100007c8b0000(0000) knlGS:0000000000000000
[    9.593531][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.593760][  T186] CR2: 00007fcbaeef0808 CR3: 0000000012258003 CR4: 0000000000771ef0
[    9.594203][  T186] PKRU: 55555554
[    9.594368][  T186] Call Trace:
[    9.594598][  T186]  <TASK>
[    9.594799][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.595172][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.595382][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.595543][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.595737][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.595947][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.596142][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.596337][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.596536][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.596731][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.596945][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.597350][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.597567][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.597759][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.597976][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[    9.598172][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.598412][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.598619][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.599101][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.599399][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.599688][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.599987][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.600263][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.600558][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.601110][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.601453][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.601766][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.602095][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.602479][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.603026][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.603389][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.603697][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.604030][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.604349][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.604658][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.604988][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.605259][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.605460][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.605652][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.605864][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.606072][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.606264][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.606468][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.606661][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.606858][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.607060][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.607256][  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))
[    9.607458][  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))
[    9.607649][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.607845][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.608049][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.608239][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.608461][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.608653][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.608851][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.609057][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.609247][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.609483][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.609678][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.609886][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.610091][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.610293][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.610497][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.610687][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.610884][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.611093][  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)
[    9.611283][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.611486][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.611680][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.611879][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.612087][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.612278][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.612514][  T186] RIP: 0033:0x7f80a28f908e
[    9.612715][  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
[    9.613274][  T186] RSP: 002b:00007ffc3fa0dc80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.613549][  T186] RAX: ffffffffffffffda RBX: 00007ffc3fa0e418 RCX: 00007f80a28f908e
[    9.613927][  T186] RDX: 0000000000000000 RSI: 00007ffc3fa0dd30 RDI: 0000000000000005
[    9.614384][  T186] RBP: 00007ffc3fa0dc90 R08: 0000000000000000 R09: 0000000000000000
[    9.614644][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c88a
[    9.614925][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3fa0e3f0
| [    9.641222][  T186] ------------[ cut here ]------------
| [    9.641440][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [    9.641824][  T186] Modules linked in: veth
| [    9.642464][  T186] Tainted: [W]=WARN
[    9.642597][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.642880][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.643180][  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
[    9.644044][  T186] RSP: 0018:ffa00000008571b0 EFLAGS: 00010286
[    9.644330][  T186] RAX: 00000000ffffffa6 RBX: ff110000130271c0 RCX: 1ff400000010adfc
[    9.644686][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013027278
[    9.645046][  T186] RBP: ff110000087d9000 R08: 1fe2200002604e50 R09: ff11000012d8ae80
[    9.645434][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.645778][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.646135][  T186] FS:  00007f80a26bf840(0000) GS:ff1100007c930000(0000) knlGS:0000000000000000
[    9.646540][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.646823][  T186] CR2: 000055e2dd939cf0 CR3: 0000000012258001 CR4: 0000000000771ef0
[    9.647169][  T186] PKRU: 55555554
[    9.647345][  T186] Call Trace:
[    9.647516][  T186]  <TASK>
[    9.647637][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.647877][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.648074][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.648300][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.648525][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.648740][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.648985][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.649204][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.649428][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.649642][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.649866][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.650113][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.650349][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.650570][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.650789][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.651033][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.651249][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.651473][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.651707][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.651939][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.652157][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.652380][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.652633][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.652867][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.653108][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.653334][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.653568][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.653790][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.654018][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.654289][  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))
[    9.654510][  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))
[    9.654737][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.654972][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.655188][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.655410][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.655635][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.655871][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.656111][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.656332][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.656567][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.656844][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.657084][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.657305][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.657533][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.657788][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.658038][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.658260][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.658481][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.658702][  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)
[    9.658943][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.659164][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.659393][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.659613][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.659838][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.660070][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.660349][  T186] RIP: 0033:0x7f80a28f908e
[    9.660588][  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
[    9.661454][  T186] RSP: 002b:00007ffc3fa0dc80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.661776][  T186] RAX: ffffffffffffffda RBX: 00007ffc3fa0e418 RCX: 00007f80a28f908e
[    9.662124][  T186] RDX: 0000000000000000 RSI: 00007ffc3fa0dd30 RDI: 0000000000000005
[    9.662461][  T186] RBP: 00007ffc3fa0dc90 R08: 0000000000000000 R09: 0000000000000000
[    9.662799][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c88a
[    9.663146][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3fa0e3f0
| [    9.823679][  T192] ------------[ cut here ]------------
| [    9.823942][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/192
| [    9.824274][  T192] Modules linked in: veth
| [    9.824978][  T192] Tainted: [W]=WARN
[    9.825144][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.825387][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.825630][  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
[    9.826224][  T192] RSP: 0018:ffa00000006a6e30 EFLAGS: 00010286
[    9.826470][  T192] RAX: 00000000ffffffa6 RBX: ff11000010fc9000 RCX: 1ff40000000d4d8c
[    9.826730][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010fc90b8
[    9.827050][  T192] RBP: ff11000007529000 R08: 1fe22000021f9218 R09: ff11000013c12e80
[    9.827310][  T192] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.827579][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013061200
[    9.827849][  T192] FS:  00007f83242b3840(0000) GS:ff1100007c8b0000(0000) knlGS:0000000000000000
[    9.828160][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.828417][  T192] CR2: 000000000042ebe0 CR3: 0000000012201001 CR4: 0000000000771ef0
[    9.828766][  T192] PKRU: 55555554
[    9.828942][  T192] Call Trace:
[    9.829098][  T192]  <TASK>
[    9.829222][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.829432][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.829590][  T192]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.829859][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[    9.830065][  T192]  ? netif_change_name (net/core/dev.c:1495)
[    9.830271][  T192]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.830475][  T192]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.830664][  T192]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.830865][  T192]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.831071][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.831269][  T192]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.831497][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.831687][  T192]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.831984][  T192]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.832234][  T192] veth_newlink (drivers/net/veth.c:1871) veth
[    9.832508][  T192]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.832852][  T192]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.833119][  T192]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.833372][  T192]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.833687][  T192]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.833989][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.834278][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.834561][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.834856][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.835219][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.835506][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.835787][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.836093][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.836383][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.836670][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.836975][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.837258][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.837543][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.837828][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.838115][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.838400][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.838648][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.838958][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.839240][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.839526][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.839790][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.840121][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.840390][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.840662][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.840962][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.841236][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.841531][  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))
[    9.841854][  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))
[    9.842148][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.842435][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.842718][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.843016][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.843311][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.843584][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.843886][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.844181][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.844457][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.844806][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[    9.845129][  T192]  ___sys_sendmsg (net/socket.c:2752)
[    9.845414][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.845702][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.846031][  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))
[    9.846308][  T192]  __sys_sendmsg (net/socket.c:2784)
[    9.846590][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.846889][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.847191][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.847473][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.847742][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.848074][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.848377][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.848724][  T192] RIP: 0033:0x7f83244ed08e
[    9.849060][  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
[    9.849937][  T192] RSP: 002b:00007ffe84d3cae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.850330][  T192] RAX: ffffffffffffffda RBX: 00007ffe84d3d278 RCX: 00007f83244ed08e
[    9.850759][  T192] RDX: 0000000000000000 RSI: 00007ffe84d3cb90 RDI: 0000000000000005
[    9.851157][  T192] RBP: 00007ffe84d3caf0 R08: 0000000000000000 R09: 0000000000000000
[    9.851545][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c88b
[    9.851967][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe84d3d250
| [    9.870239][  T192] ------------[ cut here ]------------
| [    9.870560][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/192
| [    9.871045][  T192] Modules linked in: veth
| [    9.871824][  T192] Tainted: [W]=WARN
[    9.872162][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.872655][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.873223][  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
[    9.874241][  T192] RSP: 0018:ffa00000006a71b0 EFLAGS: 00010286
[    9.874809][  T192] RAX: 00000000ffffffa6 RBX: ff11000012d4cc80 RCX: 1ff40000000d4dfc
[    9.875286][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012d4cd38
[    9.875656][  T192] RBP: ff11000012d9c000 R08: 1fe22000025a99a8 R09: ff11000013c12e80
[    9.876042][  T192] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.876438][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.876858][  T192] FS:  00007f83242b3840(0000) GS:ff1100007c8b0000(0000) knlGS:0000000000000000
[    9.877329][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.877671][  T192] CR2: 000000000042ebe0 CR3: 0000000012201001 CR4: 0000000000771ef0
[    9.878095][  T192] PKRU: 55555554
[    9.878323][  T192] Call Trace:
[    9.878554][  T192]  <TASK>
[    9.878725][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.879057][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.879284][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[    9.879571][  T192]  ? netif_change_name (net/core/dev.c:1495)
[    9.879867][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.880166][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.880455][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.880732][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.881041][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.881321][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.881601][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.881918][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.882211][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.882495][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.882767][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.883074][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.883354][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.883635][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.883936][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.884219][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.884490][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.884762][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.885095][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.885353][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.885591][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.885776][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.885984][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.886168][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.886367][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.886658][  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))
[    9.886914][  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))
[    9.887132][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.887322][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.887529][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.887716][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.888002][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.888254][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.888516][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.888781][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.889067][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.889385][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[    9.889662][  T192]  ___sys_sendmsg (net/socket.c:2752)
[    9.889948][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.890212][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.890507][  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))
[    9.890787][  T192]  __sys_sendmsg (net/socket.c:2784)
[    9.891101][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.891368][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.891645][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.891950][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.892230][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.892510][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.892792][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.893148][  T192] RIP: 0033:0x7f83244ed08e
[    9.893441][  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
[    9.894165][  T192] RSP: 002b:00007ffe84d3cae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.894486][  T192] RAX: ffffffffffffffda RBX: 00007ffe84d3d278 RCX: 00007f83244ed08e
[    9.894738][  T192] RDX: 0000000000000000 RSI: 00007ffe84d3cb90 RDI: 0000000000000005
[    9.895010][  T192] RBP: 00007ffe84d3caf0 R08: 0000000000000000 R09: 0000000000000000
[    9.895260][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c88b
[    9.895534][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe84d3d250
| [   10.160864][  T212] ------------[ cut here ]------------
| [   10.161100][  T212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/212
| [   10.161364][  T212] Modules linked in: veth
| [   10.161764][  T212] Tainted: [W]=WARN
[   10.161877][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.162059][  T212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.162243][  T212] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.162739][  T212] RSP: 0018:ffa0000000566e30 EFLAGS: 00010286
[   10.162925][  T212] RAX: 00000000ffffffa6 RBX: ff11000013e09e00 RCX: 1ff40000000acd8c
[   10.163163][  T212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e09eb8
[   10.163377][  T212] RBP: ff11000007d49000 R08: 1fe22000027c13d8 R09: ff11000013ff8b80
[   10.163585][  T212] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.163791][  T212] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000122c0b00
[   10.164011][  T212] FS:  00007f3765dc4840(0000) GS:ff1100007c7b0000(0000) knlGS:0000000000000000
[   10.164255][  T212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.164436][  T212] CR2: 000056272952bd5c CR3: 0000000012ede002 CR4: 0000000000771ef0
[   10.164646][  T212] PKRU: 55555554
[   10.164750][  T212] Call Trace:
[   10.164859][  T212]  <TASK>
[   10.164938][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.165079][  T212]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.165218][  T212]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.165326][  T212]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   10.165466][  T212]  __dev_notify_flags (net/core/dev.c:9787)
[   10.165605][  T212]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.165745][  T212]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[   10.165892][  T212]  ? netif_change_name (net/core/dev.c:1495)
[   10.166034][  T212]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.166171][  T212]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.166308][  T212]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.166454][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.166593][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.166731][  T212]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.166906][  T212]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.167044][  T212]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.167183][  T212]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.167331][  T212] veth_newlink (drivers/net/veth.c:1871) veth
[   10.167476][  T212]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.167647][  T212]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.167785][  T212]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.167935][  T212]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.168089][  T212]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.168228][  T212]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.168373][  T212]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.168511][  T212]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.168651][  T212]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.168795][  T212]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.168945][  T212]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.169082][  T212]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.169218][  T212]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.169366][  T212]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.169509][  T212]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.169650][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.169787][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.169956][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.170096][  T212]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.170234][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.170378][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.170519][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.170658][  T212]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.170797][  T212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.170948][  T212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.171088][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.171229][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.171370][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.171511][  T212]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.171676][  T212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.171815][  T212]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.171970][  T212]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.172109][  T212]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.172251][  T212]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.172398][  T212]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.172535][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.172676][  T212]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.172842][  T212]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.172991][  T212]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.173134][  T212]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.173273][  T212]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.173417][  T212]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.173589][  T212]  ? move_addr_to_kernel (net/socket.c:258)
[   10.173736][  T212]  ___sys_sendmsg (net/socket.c:2752)
[   10.173880][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.174027][  T212]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.174175][  T212]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.174316][  T212]  __sys_sendmsg (net/socket.c:2784)
[   10.174460][  T212]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.174603][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.174742][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.174968][  T212]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.175109][  T212]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.175252][  T212]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.175397][  T212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.175570][  T212] RIP: 0033:0x7f3765ffe08e
[   10.175716][  T212] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.176227][  T212] RSP: 002b:00007ffd7fe3e670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.176446][  T212] RAX: ffffffffffffffda RBX: 00007ffd7fe3ee08 RCX: 00007f3765ffe08e
[   10.176664][  T212] RDX: 0000000000000000 RSI: 00007ffd7fe3e720 RDI: 0000000000000005
[   10.176887][  T212] RBP: 00007ffd7fe3e680 R08: 0000000000000000 R09: 0000000000000000
[   10.177209][  T212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c88b
[   10.177520][  T212] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7fe3ede0
| [   10.194477][  T212] ------------[ cut here ]------------
| [   10.194751][  T212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/212
| [   10.195318][  T212] Modules linked in: veth
| [   10.195993][  T212] Tainted: [W]=WARN
[   10.196161][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.196434][  T212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.196754][  T212] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.197578][  T212] RSP: 0018:ffa00000005671b0 EFLAGS: 00010286
[   10.197884][  T212] RAX: 00000000ffffffa6 RBX: ff1100000fc7c3c0 RCX: 1ff40000000acdfc
[   10.198253][  T212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fc7c478
[   10.198587][  T212] RBP: ff1100000f4a9000 R08: 1fe2200001f8f890 R09: ff11000013ff8b80
[   10.198941][  T212] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.199280][  T212] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.199633][  T212] FS:  00007f3765dc4840(0000) GS:ff1100007c7b0000(0000) knlGS:0000000000000000
[   10.200055][  T212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.200329][  T212] CR2: 000056272952bd5c CR3: 0000000012ede002 CR4: 0000000000771ef0
[   10.200668][  T212] PKRU: 55555554
[   10.200838][  T212] Call Trace:
[   10.201013][  T212]  <TASK>
[   10.201127][  T212]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.201357][  T212]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.201525][  T212]  __dev_notify_flags (net/core/dev.c:9787)
[   10.201747][  T212]  ? netif_change_name (net/core/dev.c:1495)
[   10.202034][  T212]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.202261][  T212]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.203032][  T212]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.203266][  T212]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.203526][  T212]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.203758][  T212]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.204001][  T212]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.204245][  T212]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.204482][  T212]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.204716][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.204982][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.205224][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.205444][  T212]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.205664][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.205913][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.206130][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.206347][  T212]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.206562][  T212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.206799][  T212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.207027][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.207255][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.207486][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.207721][  T212]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.207966][  T212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.208186][  T212]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.208376][  T212]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.208525][  T212]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.208663][  T212]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.208906][  T212]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.209088][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.209311][  T212]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.209544][  T212]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.209779][  T212]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.210074][  T212]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.210307][  T212]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.210533][  T212]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.210814][  T212]  ? move_addr_to_kernel (net/socket.c:258)
[   10.211067][  T212]  ___sys_sendmsg (net/socket.c:2752)
[   10.211295][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.211534][  T212]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.211784][  T212]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.212035][  T212]  __sys_sendmsg (net/socket.c:2784)
[   10.212265][  T212]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.212502][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.212732][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.212978][  T212]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.213335][  T212]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.213566][  T212]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.213793][  T212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.214085][  T212] RIP: 0033:0x7f3765ffe08e
[   10.214326][  T212] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.215150][  T212] RSP: 002b:00007ffd7fe3e670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.215491][  T212] RAX: ffffffffffffffda RBX: 00007ffd7fe3ee08 RCX: 00007f3765ffe08e
[   10.215837][  T212] RDX: 0000000000000000 RSI: 00007ffd7fe3e720 RDI: 0000000000000005
[   10.216186][  T212] RBP: 00007ffd7fe3e680 R08: 0000000000000000 R09: 0000000000000000
[   10.216528][  T212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c88b


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