======================================
| xx__-> [   10.358384][  T187] ------------[ cut here ]------------
| [   10.358759][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/187
| [   10.359150][  T187] Modules linked in: veth
| [   10.359793][  T187] Tainted: [W]=WARN
[   10.359906][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.360099][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.360307][  T187] 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
[   10.360812][  T187] RSP: 0018:ffa0000000866e30 EFLAGS: 00010286
[   10.360998][  T187] RAX: 00000000ffffffa6 RBX: ff1100000c378200 RCX: 1ff400000010cd8c
[   10.361217][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3782b8
[   10.361428][  T187] RBP: ff11000008131000 R08: 1fe220000186f058 R09: ff1100000c9b0b80
[   10.361647][  T187] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.361860][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ba26e00
[   10.362079][  T187] FS:  00007fbd4297d840(0000) GS:ff110000aef30000(0000) knlGS:0000000000000000
[   10.362338][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.362521][  T187] CR2: 0000560d11be7d50 CR3: 000000000d394005 CR4: 0000000000771ef0
[   10.362740][  T187] PKRU: 55555554
[   10.362859][  T187] Call Trace:
[   10.362980][  T187]  <TASK>
[   10.363087][  T187]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.363298][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.363445][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.363556][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.363702][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.363844][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[   10.364000][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.364142][  T187]  ? netif_change_name (net/core/dev.c:1495)
[   10.364305][  T187]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.364479][  T187]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[   10.364742][  T187]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[   10.365026][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.365250][  T187]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.365466][  T187]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.365642][  T187] veth_newlink (drivers/net/veth.c:1871) veth
[   10.365791][  T187]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.365980][  T187]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.366127][  T187]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.366289][  T187]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.366471][  T187]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.366614][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.366970][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.367113][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.367264][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.367406][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.367563][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.367708][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.367869][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.368018][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.368169][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.368315][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.368457][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.368600][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.368742][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.368892][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.369039][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.369206][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.369349][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.369492][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.369633][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.369777][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.369925][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.370067][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.370220][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.370363][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.370505][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.370650][  T187]  ? 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))
[   10.370799][  T187]  ? 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))
[   10.370954][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.371122][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.371271][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.371413][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.371557][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.371702][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.371848][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.371997][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.372166][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.372354][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[   10.372501][  T187]  ___sys_sendmsg (net/socket.c:2752)
[   10.372656][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.372800][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.372964][  T187]  __sys_sendmsg (net/socket.c:2784)
[   10.373107][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.373324][  T187]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.373485][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.373641][  T187]  ? 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)
[   10.373784][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.373940][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.374085][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.374293][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.374437][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.374582][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.374760][  T187] RIP: 0033:0x7fbd42bb708e
[   10.374930][  T187] 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
[   10.375534][  T187] RSP: 002b:00007ffd8a5c2210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.375767][  T187] RAX: ffffffffffffffda RBX: 00007ffd8a5c29a8 RCX: 00007fbd42bb708e
[   10.375995][  T187] RDX: 0000000000000000 RSI: 00007ffd8a5c22c0 RDI: 0000000000000005
[   10.376279][  T187] RBP: 00007ffd8a5c2220 R08: 0000000000000000 R09: 0000000000000000
[   10.376496][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9a5
[   10.376713][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8a5c2980
| [   10.395002][  T187] ------------[ cut here ]------------
| [   10.395241][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/187
| [   10.395515][  T187] Modules linked in: veth
| [   10.395933][  T187] Tainted: [W]=WARN
[   10.396042][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.396227][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.396414][  T187] 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
[   10.396932][  T187] RSP: 0018:ffa00000008671b0 EFLAGS: 00010286
[   10.397110][  T187] RAX: 00000000ffffffa6 RBX: ff11000004b2b8c0 RCX: 1ff400000010cdfc
[   10.397325][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b2b978
[   10.397532][  T187] RBP: ff11000008384000 R08: 1fe2200000965730 R09: ff1100000c9b0b80
[   10.397741][  T187] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.397984][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.398203][  T187] FS:  00007fbd4297d840(0000) GS:ff110000aef30000(0000) knlGS:0000000000000000
[   10.398459][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.398642][  T187] CR2: 0000560d11be7d50 CR3: 000000000d394005 CR4: 0000000000771ef0
[   10.398858][  T187] PKRU: 55555554
[   10.398971][  T187] Call Trace:
[   10.399080][  T187]  <TASK>
[   10.399163][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.399311][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.399422][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[   10.399568][  T187]  ? netif_change_name (net/core/dev.c:1495)
[   10.399713][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.399857][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.400010][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.400159][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.400304][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.400449][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.400588][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.400733][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.400879][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.401020][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.401165][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.401304][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.401442][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.401584][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.401731][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.401876][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.402013][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.402151][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.402299][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.402436][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.402579][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.402721][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.402900][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.403047][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.403200][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.403354][  T187]  ? 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))
[   10.403499][  T187]  ? 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))
[   10.403645][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.403800][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.403947][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.404091][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.404255][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.404393][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.404534][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.404673][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.404814][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.405005][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[   10.405149][  T187]  ___sys_sendmsg (net/socket.c:2752)
[   10.405326][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.405465][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.405624][  T187]  __sys_sendmsg (net/socket.c:2784)
[   10.405766][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.405927][  T187]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.406071][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.406231][  T187]  ? 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)
[   10.406379][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.406523][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.406693][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.406835][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.406983][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.407124][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.407303][  T187] RIP: 0033:0x7fbd42bb708e
[   10.407462][  T187] 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
[   10.407962][  T187] RSP: 002b:00007ffd8a5c2210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.408180][  T187] RAX: ffffffffffffffda RBX: 00007ffd8a5c29a8 RCX: 00007fbd42bb708e
[   10.408388][  T187] RDX: 0000000000000000 RSI: 00007ffd8a5c22c0 RDI: 0000000000000005
[   10.408599][  T187] RBP: 00007ffd8a5c2220 R08: 0000000000000000 R09: 0000000000000000
[   10.408806][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9a5
[   10.409019][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8a5c2980
| [   10.557166][  T196] ------------[ cut here ]------------
| [   10.557361][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/196
| [   10.557629][  T196] Modules linked in: veth
| [   10.558054][  T196] Tainted: [W]=WARN
[   10.558172][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.558355][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.558553][  T196] 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
[   10.559090][  T196] RSP: 0018:ffa00000005c6e30 EFLAGS: 00010286
[   10.559278][  T196] RAX: 00000000ffffffa6 RBX: ff1100000ac1ce40 RCX: 1ff40000000b8d8c
[   10.559504][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ac1cef8
[   10.559851][  T196] RBP: ff1100000206c000 R08: 1fe22000015839e0 R09: ff1100000cafae80
[   10.560199][  T196] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.560555][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c2aee00
[   10.560856][  T196] FS:  00007f8104677840(0000) GS:ff110000aef30000(0000) knlGS:0000000000000000
[   10.561125][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.561321][  T196] CR2: 000000000042ebe0 CR3: 000000000ba98006 CR4: 0000000000771ef0
[   10.561541][  T196] PKRU: 55555554
[   10.561655][  T196] Call Trace:
[   10.561764][  T196]  <TASK>
[   10.561841][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.562002][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.562119][  T196]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.562336][  T196]  __dev_notify_flags (net/core/dev.c:9787)
[   10.562554][  T196]  ? netif_change_name (net/core/dev.c:1495)
[   10.562769][  T196]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.562996][  T196]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.563216][  T196]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.563439][  T196]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.563672][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.563823][  T196]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.563987][  T196]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.564145][  T196]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.564317][  T196]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.564470][  T196] veth_newlink (drivers/net/veth.c:1871) veth
[   10.564621][  T196]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.564802][  T196]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.564953][  T196]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.565097][  T196]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.565266][  T196]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.565411][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.565570][  T196]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.565714][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.565869][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.566014][  T196]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.566171][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.566316][  T196]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.566461][  T196]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.566614][  T196]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.566765][  T196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.566923][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.567071][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.567220][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.567368][  T196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.567512][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.567659][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.567807][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.567968][  T196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.568111][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.568261][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.568403][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.568547][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.568687][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.568832][  T196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.568988][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.569152][  T196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.569367][  T196]  ? 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))
[   10.569553][  T196]  ? 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))
[   10.569697][  T196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.569843][  T196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.570019][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.570175][  T196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.570318][  T196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.570462][  T196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.570608][  T196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.570754][  T196]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.570905][  T196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.571082][  T196]  ? move_addr_to_kernel (net/socket.c:258)
[   10.571248][  T196]  ___sys_sendmsg (net/socket.c:2752)
[   10.571394][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.571536][  T196]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.571690][  T196]  ? 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))
[   10.571835][  T196]  __sys_sendmsg (net/socket.c:2784)
[   10.572022][  T196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.572175][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.572323][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.572469][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.572616][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.572760][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.572908][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.573094][  T196] RIP: 0033:0x7f81048b108e
[   10.573249][  T196] 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
[   10.573759][  T196] RSP: 002b:00007ffc05a2f0b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.573986][  T196] RAX: ffffffffffffffda RBX: 00007ffc05a2f848 RCX: 00007f81048b108e
[   10.574207][  T196] RDX: 0000000000000000 RSI: 00007ffc05a2f160 RDI: 0000000000000005
[   10.574422][  T196] RBP: 00007ffc05a2f0c0 R08: 0000000000000000 R09: 0000000000000000
[   10.574637][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9a5
[   10.574848][  T196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc05a2f820
| [   10.596390][  T196] ------------[ cut here ]------------
| [   10.596594][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/196
| [   10.596880][  T196] Modules linked in: veth
| [   10.597381][  T196] Tainted: [W]=WARN
[   10.597518][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.597808][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.598010][  T196] 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
[   10.598543][  T196] RSP: 0018:ffa00000005c71b0 EFLAGS: 00010286
[   10.598730][  T196] RAX: 00000000ffffffa6 RBX: ff1100000d4d4e40 RCX: 1ff40000000b8dfc
[   10.598983][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d4d4ef8
[   10.599208][  T196] RBP: ff11000009dcc000 R08: 1fe2200001a9a9e0 R09: ff1100000cafae80
[   10.599422][  T196] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.599660][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.599883][  T196] FS:  00007f8104677840(0000) GS:ff110000aef30000(0000) knlGS:0000000000000000
[   10.600133][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.600319][  T196] CR2: 000000000042ebe0 CR3: 000000000ba98006 CR4: 0000000000771ef0
[   10.600550][  T196] PKRU: 55555554
[   10.600655][  T196] Call Trace:
[   10.600763][  T196]  <TASK>
[   10.600841][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.600993][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.601102][  T196]  __dev_notify_flags (net/core/dev.c:9787)
[   10.601256][  T196]  ? netif_change_name (net/core/dev.c:1495)
[   10.601403][  T196]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.601548][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.601699][  T196]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.601846][  T196]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.602066][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.602215][  T196]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.602368][  T196]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.602527][  T196]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.602677][  T196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.602830][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.602979][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.603126][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.603276][  T196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.603418][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.603580][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.603723][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.603870][  T196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.604013][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.604152][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.604298][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.604439][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.604575][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.604715][  T196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.604873][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.605017][  T196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.605176][  T196]  ? 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))
[   10.605314][  T196]  ? 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))
[   10.605469][  T196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.605615][  T196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.605755][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.605907][  T196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.606058][  T196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.606209][  T196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.606357][  T196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.606502][  T196]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.606645][  T196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.606824][  T196]  ? move_addr_to_kernel (net/socket.c:258)
[   10.607049][  T196]  ___sys_sendmsg (net/socket.c:2752)
[   10.607199][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.607345][  T196]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.607498][  T196]  ? 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))
[   10.607644][  T196]  __sys_sendmsg (net/socket.c:2784)
[   10.607790][  T196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.607945][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.608094][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.608249][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.608393][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.608538][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.608679][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.608859][  T196] RIP: 0033:0x7f81048b108e
[   10.609014][  T196] 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
[   10.609528][  T196] RSP: 002b:00007ffc05a2f0b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.609747][  T196] RAX: ffffffffffffffda RBX: 00007ffc05a2f848 RCX: 00007f81048b108e
[   10.609978][  T196] RDX: 0000000000000000 RSI: 00007ffc05a2f160 RDI: 0000000000000005
[   10.610192][  T196] RBP: 00007ffc05a2f0c0 R08: 0000000000000000 R09: 0000000000000000
[   10.610401][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9a5
[   10.610609][  T196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc05a2f820
| [   10.845604][  T211] ------------[ cut here ]------------
| [   10.845842][  T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/211
| [   10.846176][  T211] Modules linked in: veth
| [   10.846813][  T211] Tainted: [W]=WARN
[   10.847042][  T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.847374][  T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.847712][  T211] 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
[   10.848416][  T211] RSP: 0018:ffa0000000686e30 EFLAGS: 00010286
[   10.848718][  T211] RAX: 00000000ffffffa6 RBX: ff110000049b6200 RCX: 1ff40000000d0d8c
[   10.849054][  T211] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049b62b8
[   10.849503][  T211] RBP: ff11000009124000 R08: 1fe2200000936c58 R09: ff1100000d688b80
[   10.849881][  T211] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.850276][  T211] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c2ad580
[   10.850639][  T211] FS:  00007f36908eb840(0000) GS:ff110000aeeb0000(0000) knlGS:0000000000000000
[   10.851057][  T211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.851380][  T211] CR2: 0000560d11c09cc8 CR3: 000000000bb1a002 CR4: 0000000000771ef0
[   10.851746][  T211] PKRU: 55555554
[   10.852012][  T211] Call Trace:
[   10.852293][  T211]  <TASK>
[   10.852514][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.852815][  T211]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.853065][  T211]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.853237][  T211]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   10.853434][  T211]  __dev_notify_flags (net/core/dev.c:9787)
[   10.853634][  T211]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.853827][  T211]  ? 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)
[   10.854028][  T211]  ? netif_change_name (net/core/dev.c:1495)
[   10.854238][  T211]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.854447][  T211]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.854648][  T211]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.854874][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.855073][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.855280][  T211]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.855477][  T211]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.855675][  T211]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.855880][  T211]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.856079][  T211] veth_newlink (drivers/net/veth.c:1871) veth
[   10.856292][  T211]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.856521][  T211]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.856721][  T211]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.856924][  T211]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.857136][  T211]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.857348][  T211]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.857545][  T211]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.857740][  T211]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.857986][  T211]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.858200][  T211]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.858406][  T211]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.858615][  T211]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.858813][  T211]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.859021][  T211]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.859240][  T211]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.859437][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.859634][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.859830][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.860026][  T211]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.860235][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.860435][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.860632][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.860826][  T211]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.861025][  T211]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.861234][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.861428][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.861653][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.861844][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.862048][  T211]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.862257][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.862450][  T211]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.862649][  T211]  ? 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))
[   10.862841][  T211]  ? 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))
[   10.863046][  T211]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.863256][  T211]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.863451][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.863646][  T211]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.863839][  T211]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.864056][  T211]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.864269][  T211]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.864465][  T211]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.864657][  T211]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.864898][  T211]  ? move_addr_to_kernel (net/socket.c:258)
[   10.865134][  T211]  ___sys_sendmsg (net/socket.c:2752)
[   10.865414][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.865610][  T211]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.865812][  T211]  ? 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))
[   10.866021][  T211]  __sys_sendmsg (net/socket.c:2784)
[   10.866232][  T211]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.866440][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.866642][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.866844][  T211]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.867048][  T211]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.867256][  T211]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.867452][  T211]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.867681][  T211] RIP: 0033:0x7f3690b2508e
[   10.867907][  T211] 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
[   10.868473][  T211] RSP: 002b:00007ffcd484b520 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.868741][  T211] RAX: ffffffffffffffda RBX: 00007ffcd484bcb8 RCX: 00007f3690b2508e
[   10.869016][  T211] RDX: 0000000000000000 RSI: 00007ffcd484b5d0 RDI: 0000000000000005
[   10.869294][  T211] RBP: 00007ffcd484b530 R08: 0000000000000000 R09: 0000000000000000
[   10.869560][  T211] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9a6
[   10.869824][  T211] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd484bc90
| [   10.881266][  T211] ------------[ cut here ]------------
| [   10.881564][  T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/211
| [   10.882000][  T211] Modules linked in: veth
| [   10.882679][  T211] Tainted: [W]=WARN
[   10.882850][  T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.883089][  T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.883338][  T211] 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
[   10.883894][  T211] RSP: 0018:ffa00000006871b0 EFLAGS: 00010286
[   10.884125][  T211] RAX: 00000000ffffffa6 RBX: ff1100000d4d51c0 RCX: 1ff40000000d0dfc
[   10.884396][  T211] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d4d5278
[   10.884678][  T211] RBP: ff11000001dd1000 R08: 1fe2200001a9aa50 R09: ff1100000d688b80
[   10.884952][  T211] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.885235][  T211] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.885504][  T211] FS:  00007f36908eb840(0000) GS:ff110000aeeb0000(0000) knlGS:0000000000000000
[   10.885809][  T211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.886051][  T211] CR2: 0000560d11c09cc8 CR3: 000000000bb1a002 CR4: 0000000000771ef0
[   10.886334][  T211] PKRU: 55555554
[   10.886494][  T211] Call Trace:
[   10.886656][  T211]  <TASK>
[   10.886782][  T211]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.886993][  T211]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.887173][  T211]  __dev_notify_flags (net/core/dev.c:9787)
[   10.887371][  T211]  ? netif_change_name (net/core/dev.c:1495)
[   10.887569][  T211]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.887763][  T211]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.887966][  T211]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.888175][  T211]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.888366][  T211]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.888559][  T211]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.888751][  T211]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.888959][  T211]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.889174][  T211]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.889368][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.889560][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.889755][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.889953][  T211]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.890143][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.890357][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.890550][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.890742][  T211]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.890961][  T211]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.891246][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.891515][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.891794][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.892075][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.892358][  T211]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.892586][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.892801][  T211]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.893005][  T211]  ? 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))
[   10.893212][  T211]  ? 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))
[   10.893412][  T211]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.893608][  T211]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.893801][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.894006][  T211]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.894219][  T211]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.894417][  T211]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.894612][  T211]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.894815][  T211]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.895015][  T211]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.895262][  T211]  ? move_addr_to_kernel (net/socket.c:258)
[   10.895462][  T211]  ___sys_sendmsg (net/socket.c:2752)
[   10.895654][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.895893][  T211]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.896190][  T211]  ? 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))
[   10.896402][  T211]  __sys_sendmsg (net/socket.c:2784)
[   10.896599][  T211]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.896796][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.897031][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.897265][  T211]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.897458][  T211]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.897652][  T211]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.897846][  T211]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.898086][  T211] RIP: 0033:0x7f3690b2508e
[   10.898303][  T211] 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
[   10.898845][  T211] RSP: 002b:00007ffcd484b520 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.899117][  T211] RAX: ffffffffffffffda RBX: 00007ffcd484bcb8 RCX: 00007f3690b2508e
[   10.899406][  T211] RDX: 0000000000000000 RSI: 00007ffcd484b5d0 RDI: 0000000000000005
[   10.899663][  T211] RBP: 00007ffcd484b530 R08: 0000000000000000 R09: 0000000000000000
[   10.899932][  T211] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9a6


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