======================================
| xx__-> [   10.481363][  T186] ------------[ cut here ]------------
| [   10.481605][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/186
| [   10.481934][  T186] Modules linked in: veth
| [   10.482596][  T186] Tainted: [W]=WARN
[   10.482709][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.482891][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.483088][  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
[   10.483721][  T186] RSP: 0018:ffa00000008f6e30 EFLAGS: 00010286
[   10.483987][  T186] RAX: 00000000ffffffa6 RBX: ff110000091cf1c0 RCX: 1ff400000011ed8c
[   10.484371][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091cf278
[   10.484693][  T186] RBP: ff11000007dd9000 R08: 1fe2200001239e50 R09: ff110000055dd180
[   10.484950][  T186] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.485292][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004b47500
[   10.485507][  T186] FS:  00007f9c837d4840(0000) GS:ff1100009ce30000(0000) knlGS:0000000000000000
[   10.485763][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.485947][  T186] CR2: 00007eff73afa808 CR3: 000000000cb57001 CR4: 0000000000771ef0
[   10.486168][  T186] PKRU: 55555554
[   10.486291][  T186] Call Trace:
[   10.486398][  T186]  <TASK>
[   10.486473][  T186]  ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[   10.486633][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.486777][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.486884][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.487029][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   10.487178][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.487372][  T186]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   10.487532][  T186]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   10.487678][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   10.487833][  T186]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[   10.488011][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.488223][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.488370][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[   10.488515][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.488694][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.488836][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.488976][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.489136][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.489343][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.489487][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.489630][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.489777][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.489920][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.490066][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.490222][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.490368][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.490522][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.490673][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.490820][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.490981][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.491122][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.491262][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.491400][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.491548][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.491690][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.491829][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.492019][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.492192][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.492330][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.492477][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.492621][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.492762][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.492902][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.493041][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.493189][  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))
[   10.493330][  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))
[   10.493472][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.493616][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.493755][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.493900][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.494042][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.494189][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.494334][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.494478][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.494621][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.494794][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   10.494937][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   10.495076][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.495220][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.495399][  T186]  __sys_sendmsg (net/socket.c:2784)
[   10.495608][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.495816][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.496028][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.496250][  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)
[   10.496400][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.496549][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.496705][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.496842][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.496981][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.497121][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.497298][  T186] RIP: 0033:0x7f9c83a0e08e
[   10.497448][  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
[   10.497954][  T186] RSP: 002b:00007ffec3679ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.498174][  T186] RAX: ffffffffffffffda RBX: 00007ffec367a658 RCX: 00007f9c83a0e08e
[   10.498382][  T186] RDX: 0000000000000000 RSI: 00007ffec3679f70 RDI: 0000000000000005
[   10.498600][  T186] RBP: 00007ffec3679ed0 R08: 0000000000000000 R09: 0000000000000000
[   10.498808][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c934
[   10.499015][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec367a630
| [   10.516415][  T186] ------------[ cut here ]------------
| [   10.516591][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/186
| [   10.516842][  T186] Modules linked in: veth
| [   10.517314][  T186] Tainted: [W]=WARN
[   10.517424][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.517633][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.517831][  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
[   10.518350][  T186] RSP: 0018:ffa00000008f71b0 EFLAGS: 00010286
[   10.518533][  T186] RAX: 00000000ffffffa6 RBX: ff11000009447c40 RCX: 1ff400000011edfc
[   10.518753][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009447cf8
[   10.518967][  T186] RBP: ff11000007a59000 R08: 1fe2200001288fa0 R09: ff110000055dd180
[   10.519192][  T186] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.519442][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.519694][  T186] FS:  00007f9c837d4840(0000) GS:ff1100009ce30000(0000) knlGS:0000000000000000
[   10.519984][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.520207][  T186] CR2: 00007eff73afa808 CR3: 000000000cb57001 CR4: 0000000000771ef0
[   10.520483][  T186] PKRU: 55555554
[   10.520627][  T186] Call Trace:
[   10.520736][  T186]  <TASK>
[   10.520812][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.520957][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.521065][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   10.521218][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   10.521360][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.521508][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.521659][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.521800][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.521962][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.522132][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.522303][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.522472][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.522645][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.522800][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.522966][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.523134][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.523294][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.523449][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.523619][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.523783][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.523948][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.524102][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.524265][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.524417][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.524591][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.524791][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.524952][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.525093][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.525245][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.525388][  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))
[   10.525525][  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))
[   10.525669][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.525811][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.525949][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.526089][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.526240][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.526380][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.526524][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.526675][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.526814][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.526989][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   10.527138][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   10.527285][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.527425][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.527582][  T186]  __sys_sendmsg (net/socket.c:2784)
[   10.527722][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.527859][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.528005][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.528154][  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)
[   10.528298][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.528461][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.528647][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.528786][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.528940][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.529081][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.529265][  T186] RIP: 0033:0x7f9c83a0e08e
[   10.529415][  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
[   10.529921][  T186] RSP: 002b:00007ffec3679ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.530139][  T186] RAX: ffffffffffffffda RBX: 00007ffec367a658 RCX: 00007f9c83a0e08e
[   10.530357][  T186] RDX: 0000000000000000 RSI: 00007ffec3679f70 RDI: 0000000000000005
[   10.530576][  T186] RBP: 00007ffec3679ed0 R08: 0000000000000000 R09: 0000000000000000
[   10.530787][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c934
[   10.531004][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec367a630
| [   10.704511][  T197] ------------[ cut here ]------------
| [   10.704707][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/197
| [   10.704960][  T197] Modules linked in: veth
| [   10.705751][  T197] Tainted: [W]=WARN
[   10.705861][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.706039][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.706236][  T197] 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
[   10.706752][  T197] RSP: 0018:ffa0000000876e30 EFLAGS: 00010286
[   10.706935][  T197] RAX: 00000000ffffffa6 RBX: ff1100000c885540 RCX: 1ff400000010ed8c
[   10.707160][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8855f8
[   10.707378][  T197] RBP: ff11000008681000 R08: 1fe2200001910ac0 R09: ff1100000c2bd180
[   10.707599][  T197] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.707814][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b02f180
[   10.708029][  T197] FS:  00007ff74279d840(0000) GS:ff1100009cdb0000(0000) knlGS:0000000000000000
[   10.708288][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.708483][  T197] CR2: 000000000042ebe0 CR3: 000000000b338006 CR4: 0000000000771ef0
[   10.708700][  T197] PKRU: 55555554
[   10.708806][  T197] Call Trace:
[   10.708913][  T197]  <TASK>
[   10.708987][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.709135][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.709251][  T197]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.709444][  T197]  __dev_notify_flags (net/core/dev.c:9787)
[   10.709590][  T197]  ? netif_change_name (net/core/dev.c:1495)
[   10.709731][  T197]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.709871][  T197]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.710010][  T197]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.710159][  T197]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.710302][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.710451][  T197]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.710596][  T197]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.710735][  T197]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.710878][  T197]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.711027][  T197] veth_newlink (drivers/net/veth.c:1871) veth
[   10.711185][  T197]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.711366][  T197]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.711510][  T197]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.711659][  T197]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.711820][  T197]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.711963][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.712112][  T197]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.712269][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.712414][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.712569][  T197]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.712714][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.712858][  T197]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.713003][  T197]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.713160][  T197]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.713308][  T197]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.713451][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.713601][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.713806][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.713967][  T197]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.714118][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.714276][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.714421][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.714572][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.714713][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.714857][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.714998][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.715153][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.715293][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.715443][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.715591][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.715732][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.715877][  T197]  ? 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))
[   10.716017][  T197]  ? 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))
[   10.716168][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.716312][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.716454][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.716605][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.716750][  T197]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.716895][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.717043][  T197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.717199][  T197]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.717345][  T197]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.717521][  T197]  ? move_addr_to_kernel (net/socket.c:258)
[   10.717673][  T197]  ___sys_sendmsg (net/socket.c:2752)
[   10.717815][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.717957][  T197]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.718190][  T197]  ? 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))
[   10.718374][  T197]  __sys_sendmsg (net/socket.c:2784)
[   10.718521][  T197]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.718731][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.718906][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.719050][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.719198][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.719339][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.719522][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.719777][  T197] RIP: 0033:0x7ff7429d708e
[   10.719937][  T197] 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
[   10.720459][  T197] RSP: 002b:00007ffd6eff9370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.720689][  T197] RAX: ffffffffffffffda RBX: 00007ffd6eff9b08 RCX: 00007ff7429d708e
[   10.720962][  T197] RDX: 0000000000000000 RSI: 00007ffd6eff9420 RDI: 0000000000000005
[   10.721232][  T197] RBP: 00007ffd6eff9380 R08: 0000000000000000 R09: 0000000000000000
[   10.721446][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c934
[   10.721656][  T197] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6eff9ae0
| [   10.733478][  T197] ------------[ cut here ]------------
| [   10.733712][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/197
| [   10.734050][  T197] Modules linked in: veth
| [   10.734535][  T197] Tainted: [W]=WARN
[   10.734652][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.734825][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.735024][  T197] 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
[   10.735549][  T197] RSP: 0018:ffa00000008771b0 EFLAGS: 00010286
[   10.735727][  T197] RAX: 00000000ffffffa6 RBX: ff1100000b2471c0 RCX: 1ff400000010edfc
[   10.735938][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b247278
[   10.736233][  T197] RBP: ff11000008689000 R08: 1fe2200001648e50 R09: ff1100000c2bd180
[   10.736486][  T197] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.736781][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.736993][  T197] FS:  00007ff74279d840(0000) GS:ff1100009cdb0000(0000) knlGS:0000000000000000
[   10.737368][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.737551][  T197] CR2: 000000000042ebe0 CR3: 000000000b338006 CR4: 0000000000771ef0
[   10.737767][  T197] PKRU: 55555554
[   10.737874][  T197] Call Trace:
[   10.737983][  T197]  <TASK>
[   10.738090][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.738447][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.738617][  T197]  __dev_notify_flags (net/core/dev.c:9787)
[   10.738829][  T197]  ? netif_change_name (net/core/dev.c:1495)
[   10.739042][  T197]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.739330][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.739473][  T197]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.739624][  T197]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.739763][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.739903][  T197]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.740041][  T197]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.740282][  T197]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.740422][  T197]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.740562][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.740700][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.740845][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.740988][  T197]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.741130][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.741277][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.741420][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.741561][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.741704][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.741842][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.741988][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.742196][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.742335][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.742483][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.742629][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.742767][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.742914][  T197]  ? 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))
[   10.743054][  T197]  ? 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))
[   10.743241][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.743436][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.743580][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.743725][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.743869][  T197]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.744017][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.744165][  T197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.744306][  T197]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.744449][  T197]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.744625][  T197]  ? move_addr_to_kernel (net/socket.c:258)
[   10.744799][  T197]  ___sys_sendmsg (net/socket.c:2752)
[   10.744978][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.745117][  T197]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.745276][  T197]  ? 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))
[   10.745419][  T197]  __sys_sendmsg (net/socket.c:2784)
[   10.745564][  T197]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.745732][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.745917][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.746058][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.746206][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.746347][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.746484][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.746668][  T197] RIP: 0033:0x7ff7429d708e
[   10.746813][  T197] 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
[   10.747315][  T197] RSP: 002b:00007ffd6eff9370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.747528][  T197] RAX: ffffffffffffffda RBX: 00007ffd6eff9b08 RCX: 00007ff7429d708e
[   10.747742][  T197] RDX: 0000000000000000 RSI: 00007ffd6eff9420 RDI: 0000000000000005
[   10.747947][  T197] RBP: 00007ffd6eff9380 R08: 0000000000000000 R09: 0000000000000000
[   10.748164][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c934
[   10.748370][  T197] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6eff9ae0
| [   11.038527][  T210] ------------[ cut here ]------------
| [   11.038791][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/210
| [   11.039101][  T210] Modules linked in: veth
| [   11.039672][  T210] Tainted: [W]=WARN
[   11.039834][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.040078][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.040460][  T210] 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
[   11.041192][  T210] RSP: 0018:ffa00000005c6e30 EFLAGS: 00010286
[   11.041511][  T210] RAX: 00000000ffffffa6 RBX: ff11000004c10c80 RCX: 1ff40000000b8d8c
[   11.041861][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004c10d38
[   11.042199][  T210] RBP: ff1100000b20c000 R08: 1fe22000009821a8 R09: ff11000009bc8b80
[   11.042465][  T210] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   11.042740][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004e68b00
[   11.043001][  T210] FS:  00007f7726e70840(0000) GS:ff1100009ceb0000(0000) knlGS:0000000000000000
[   11.043314][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.043542][  T210] CR2: 000000000042ebe0 CR3: 000000000518b006 CR4: 0000000000771ef0
[   11.043827][  T210] PKRU: 55555554
[   11.043992][  T210] Call Trace:
[   11.044171][  T210]  <TASK>
[   11.044334][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.044545][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.044776][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.044991][  T210]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   11.045201][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   11.045398][  T210]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   11.045612][  T210]  ? 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)
[   11.045816][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   11.046006][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.046215][  T210]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.046405][  T210]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.046618][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.046826][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.047024][  T210]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.047231][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.047419][  T210]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.047658][  T210]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   11.047930][  T210] veth_newlink (drivers/net/veth.c:1871) veth
[   11.048168][  T210]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   11.048479][  T210]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.048756][  T210]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.049013][  T210]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.049332][  T210]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   11.049590][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   11.049796][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.050013][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.050301][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.050579][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.050849][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.051111][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.051328][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.051537][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.051752][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.051946][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.052139][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.052349][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.052538][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.052746][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.052961][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.053243][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.053509][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.053784][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.054003][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.054276][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.054478][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.054677][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.054870][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.055062][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.055269][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.055467][  T210]  ? 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))
[   11.055670][  T210]  ? 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))
[   11.055866][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.056060][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.056267][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.056467][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.056668][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.056858][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.057050][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.057255][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.057447][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.057678][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   11.057878][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   11.058068][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.058271][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.058475][  T210]  ? 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))
[   11.058679][  T210]  __sys_sendmsg (net/socket.c:2784)
[   11.058870][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.059064][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.059270][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.059464][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.059662][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.059859][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.060052][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.060292][  T210] RIP: 0033:0x7f77270aa08e
[   11.060492][  T210] 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
[   11.061041][  T210] RSP: 002b:00007ffdb3ed83d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.061321][  T210] RAX: ffffffffffffffda RBX: 00007ffdb3ed8b68 RCX: 00007f77270aa08e
[   11.061594][  T210] RDX: 0000000000000000 RSI: 00007ffdb3ed8480 RDI: 0000000000000005
[   11.061860][  T210] RBP: 00007ffdb3ed83e0 R08: 0000000000000000 R09: 0000000000000000
[   11.062117][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c935
[   11.062388][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb3ed8b40
| [   11.072815][  T210] ------------[ cut here ]------------
| [   11.072980][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/210
| [   11.073253][  T210] Modules linked in: veth
| [   11.073664][  T210] Tainted: [W]=WARN
[   11.073772][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.073946][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.074135][  T210] 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
[   11.074655][  T210] RSP: 0018:ffa00000005c71b0 EFLAGS: 00010286
[   11.074904][  T210] RAX: 00000000ffffffa6 RBX: ff11000004f25c40 RCX: 1ff40000000b8dfc
[   11.075246][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f25cf8
[   11.075563][  T210] RBP: ff1100000b209000 R08: 1fe22000009e4ba0 R09: ff11000009bc8b80
[   11.075776][  T210] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.075980][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.076208][  T210] FS:  00007f7726e70840(0000) GS:ff1100009cdb0000(0000) knlGS:0000000000000000
[   11.076450][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.076639][  T210] CR2: 000055bf2700e050 CR3: 000000000518b003 CR4: 0000000000771ef0
[   11.076850][  T210] PKRU: 55555554
[   11.076951][  T210] Call Trace:
[   11.077053][  T210]  <TASK>
[   11.077131][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.077281][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.077385][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   11.077525][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   11.077667][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.077806][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.077947][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.078090][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   11.078244][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.078402][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.078597][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.078738][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.078879][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.079019][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.079171][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.079310][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.079455][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.079606][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.079752][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.079897][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.080100][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.080323][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.080514][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.080658][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.080796][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.080939][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.081083][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.081231][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.081369][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.081512][  T210]  ? 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))
[   11.081669][  T210]  ? 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))
[   11.081812][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.081950][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.082101][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.082260][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.082401][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.082553][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.082694][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.082837][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.082982][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.083160][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   11.083306][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   11.083448][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.083591][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.083741][  T210]  ? 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))
[   11.083881][  T210]  __sys_sendmsg (net/socket.c:2784)
[   11.084020][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.084173][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.084311][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.084456][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.084596][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.084733][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.084869][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.085046][  T210] RIP: 0033:0x7f77270aa08e
[   11.085211][  T210] 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
[   11.085710][  T210] RSP: 002b:00007ffdb3ed83d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.085917][  T210] RAX: ffffffffffffffda RBX: 00007ffdb3ed8b68 RCX: 00007f77270aa08e
[   11.086122][  T210] RDX: 0000000000000000 RSI: 00007ffdb3ed8480 RDI: 0000000000000005
[   11.086331][  T210] RBP: 00007ffdb3ed83e0 R08: 0000000000000000 R09: 0000000000000000
[   11.086560][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c935


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