======================================
| xx__-> [    9.820628][  T185] ------------[ cut here ]------------
| [    9.820860][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/185
| [    9.821117][  T185] Modules linked in: veth
| [    9.821597][  T185] Tainted: [W]=WARN
[    9.821707][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.821882][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.822080][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.822675][  T185] RSP: 0018:ffa00000008f6e30 EFLAGS: 00010286
[    9.822856][  T185] RAX: 00000000ffffffa6 RBX: ff1100000c67fe00 RCX: 1ff400000011ed8c
[    9.823074][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c67feb8
[    9.823287][  T185] RBP: ff110000075c9000 R08: 1fe22000018cffd8 R09: ff1100000b332e80
[    9.823585][  T185] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.824160][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f45c80
[    9.824372][  T185] FS:  00007fd443893840(0000) GS:ff1100007a7b0000(0000) knlGS:0000000000000000
[    9.824790][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.824999][  T185] CR2: 0000563a92db4d30 CR3: 000000000901e001 CR4: 0000000000771ef0
[    9.825214][  T185] PKRU: 55555554
[    9.825323][  T185] Call Trace:
[    9.825431][  T185]  <TASK>
[    9.825622][  T185]  ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[    9.825772][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.825917][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.826031][  T185]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.826184][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.826324][  T185]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.826582][  T185]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    9.826724][  T185]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    9.826863][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.827025][  T185]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[    9.827197][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.827346][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.827610][  T185] veth_newlink (drivers/net/veth.c:1871) veth
[    9.827756][  T185]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.827938][  T185]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.828080][  T185]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.828223][  T185]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.828378][  T185]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.828641][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.828787][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.828927][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.829077][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.829219][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.829359][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.829617][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.829761][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.829906][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.830058][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.830199][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.830339][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.830603][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.830744][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.830885][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.831048][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.831190][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.831330][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.831588][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.831730][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.831977][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.832120][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.832260][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.832404][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.832662][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.832804][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.832960][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.833110][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.833253][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.833396][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.833656][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.833801][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.833947][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.834090][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.834233][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.834375][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.834636][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.834811][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.834961][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.835101][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.835240][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.835396][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.835753][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.835895][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.836043][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.837364][  T185]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.837569][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.837714][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.837856][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.838005][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.838164][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.838318][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.838519][  T185] RIP: 0033:0x7fd443acd08e
[    9.838674][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.839190][  T185] RSP: 002b:00007ffd71b29320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.839409][  T185] RAX: ffffffffffffffda RBX: 00007ffd71b29ab8 RCX: 00007fd443acd08e
[    9.839632][  T185] RDX: 0000000000000000 RSI: 00007ffd71b293d0 RDI: 0000000000000005
[    9.839948][  T185] RBP: 00007ffd71b29330 R08: 0000000000000000 R09: 0000000000000000
[    9.840161][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc8f
[    9.840375][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd71b29a90
| [    9.857981][  T185] ------------[ cut here ]------------
| [    9.858149][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/185
| [    9.858391][  T185] Modules linked in: veth
| [    9.858804][  T185] Tainted: [W]=WARN
[    9.858909][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.859086][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.859265][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.859765][  T185] RSP: 0018:ffa00000008f71b0 EFLAGS: 00010286
[    9.859945][  T185] RAX: 00000000ffffffa6 RBX: ff110000094743c0 RCX: 1ff400000011edfc
[    9.860153][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009474478
[    9.860362][  T185] RBP: ff11000005119000 R08: 1fe220000128e890 R09: ff1100000b332e80
[    9.860574][  T185] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.860787][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.861001][  T185] FS:  00007fd443893840(0000) GS:ff1100007a7b0000(0000) knlGS:0000000000000000
[    9.861243][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.861418][  T185] CR2: 0000563a92db4d30 CR3: 000000000901e001 CR4: 0000000000771ef0
[    9.861627][  T185] PKRU: 55555554
[    9.861732][  T185] Call Trace:
[    9.861834][  T185]  <TASK>
[    9.861905][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.862051][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.862171][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.862311][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.862452][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.862593][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.862737][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.862875][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.863016][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.863155][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.863292][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.863436][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.863582][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.863723][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.863860][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.864004][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.864141][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.864280][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.864423][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.864570][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.864707][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.864844][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.864990][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.865126][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.865264][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.865401][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.865596][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.865739][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.865881][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.866027][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.866164][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.866304][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.866448][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.866645][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.866786][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.866923][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.867069][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.867209][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.867350][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.867563][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.867845][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.867993][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.868130][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.868267][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.868421][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.868670][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.868808][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.868951][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.869090][  T185]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.869228][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.869365][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.869567][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.869705][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.869842][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.869987][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.870164][  T185] RIP: 0033:0x7fd443acd08e
[    9.870307][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.870801][  T185] RSP: 002b:00007ffd71b29320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.871012][  T185] RAX: ffffffffffffffda RBX: 00007ffd71b29ab8 RCX: 00007fd443acd08e
[    9.871220][  T185] RDX: 0000000000000000 RSI: 00007ffd71b293d0 RDI: 0000000000000005
[    9.871427][  T185] RBP: 00007ffd71b29330 R08: 0000000000000000 R09: 0000000000000000
[    9.871637][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc8f
[    9.871843][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd71b29a90
| [   10.025970][  T193] ------------[ cut here ]------------
| [   10.026230][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/193
| [   10.026629][  T193] Modules linked in: veth
| [   10.027315][  T193] Tainted: [W]=WARN
[   10.027491][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.027769][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.028066][  T193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.028866][  T193] RSP: 0018:ffa0000000616e30 EFLAGS: 00010286
[   10.029153][  T193] RAX: 00000000ffffffa6 RBX: ff11000004ce2e40 RCX: 1ff40000000c2d8c
[   10.029502][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004ce2ef8
[   10.029841][  T193] RBP: ff110000089d1000 R08: 1fe220000099c5e0 R09: ff1100000c7c0b80
[   10.030168][  T193] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.030507][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000aacb500
[   10.030838][  T193] FS:  00007f71ceaeb840(0000) GS:ff1100007a930000(0000) knlGS:0000000000000000
[   10.031231][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.031519][  T193] CR2: 000000000042ebe0 CR3: 0000000005e1e003 CR4: 0000000000771ef0
[   10.031853][  T193] PKRU: 55555554
[   10.032023][  T193] Call Trace:
[   10.032186][  T193]  <TASK>
[   10.032300][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.032534][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.032701][  T193]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.032982][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[   10.033203][  T193]  ? netif_change_name (net/core/dev.c:1495)
[   10.033421][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.033647][  T193]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.033866][  T193]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.034093][  T193]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.034311][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.034550][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.034780][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.035000][  T193]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.035218][  T193]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.035449][  T193] veth_newlink (drivers/net/veth.c:1871) veth
[   10.035682][  T193]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.035961][  T193]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.036180][  T193]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.036401][  T193]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.036882][  T193]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.037116][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.037341][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.037631][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.037869][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.038096][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.038318][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.038543][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.038763][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.038999][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.039231][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.039455][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.039683][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.039905][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.040120][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.040330][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.040559][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.040779][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.040994][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.041208][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.041424][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.041642][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.041863][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.042084][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.042301][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.042523][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.042738][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.042963][  T193]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.043173][  T193]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.043391][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.043613][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.043832][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.044052][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.044269][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.044491][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.044711][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.044923][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.045138][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.045406][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[   10.045642][  T193]  ___sys_sendmsg (net/socket.c:2752)
[   10.045861][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.046079][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.046317][  T193]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.046549][  T193]  __sys_sendmsg (net/socket.c:2784)
[   10.046768][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.046994][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.047214][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.047435][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.047659][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.047875][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.048096][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.048364][  T193] RIP: 0033:0x7f71ced2508e
[   10.048598][  T193] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.049370][  T193] RSP: 002b:00007fffbd951bc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.049710][  T193] RAX: ffffffffffffffda RBX: 00007fffbd952358 RCX: 00007f71ced2508e
[   10.050034][  T193] RDX: 0000000000000000 RSI: 00007fffbd951c70 RDI: 0000000000000005
[   10.050356][  T193] RBP: 00007fffbd951bd0 R08: 0000000000000000 R09: 0000000000000000
[   10.050686][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc8f
[   10.051008][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbd952330
| [   10.069747][  T193] ------------[ cut here ]------------
| [   10.069972][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/193
| [   10.070327][  T193] Modules linked in: veth
| [   10.070980][  T193] Tainted: [W]=WARN
[   10.071132][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.071393][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.071667][  T193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.072380][  T193] RSP: 0018:ffa00000006171b0 EFLAGS: 00010286
[   10.072642][  T193] RAX: 00000000ffffffa6 RBX: ff1100000c9dcac0 RCX: 1ff40000000c2dfc
[   10.072952][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9dcb78
[   10.073258][  T193] RBP: ff110000088a1000 R08: 1fe220000193b970 R09: ff1100000c7c0b80
[   10.073567][  T193] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.073876][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.074182][  T193] FS:  00007f71ceaeb840(0000) GS:ff1100007a930000(0000) knlGS:0000000000000000
[   10.074544][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.074798][  T193] CR2: 00007f53c9b97a30 CR3: 0000000005e1e003 CR4: 0000000000771ef0
[   10.075105][  T193] PKRU: 55555554
[   10.075256][  T193] Call Trace:
[   10.075407][  T193]  <TASK>
[   10.075520][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.075728][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.075882][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[   10.076090][  T193]  ? netif_change_name (net/core/dev.c:1495)
[   10.076291][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.076499][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.076707][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.076908][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.077115][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.077314][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.077524][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.077734][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.077943][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.078150][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.078354][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.078570][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.078781][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.078989][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.079198][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.079406][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.079616][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.079824][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.080030][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.080232][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.080440][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.080651][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.080856][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.081065][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.081271][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.081488][  T193]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.081694][  T193]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.081900][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.082109][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.082310][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.082524][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.082731][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.082940][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.083151][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.083353][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.083742][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.084000][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[   10.084213][  T193]  ___sys_sendmsg (net/socket.c:2752)
[   10.084416][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.084782][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.085007][  T193]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.085215][  T193]  __sys_sendmsg (net/socket.c:2784)
[   10.085423][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.085776][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.086103][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.086311][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.086520][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.086724][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.086933][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.087190][  T193] RIP: 0033:0x7f71ced2508e
[   10.087412][  T193] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.088162][  T193] RSP: 002b:00007fffbd951bc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.088478][  T193] RAX: ffffffffffffffda RBX: 00007fffbd952358 RCX: 00007f71ced2508e
[   10.088783][  T193] RDX: 0000000000000000 RSI: 00007fffbd951c70 RDI: 0000000000000005
[   10.089092][  T193] RBP: 00007fffbd951bd0 R08: 0000000000000000 R09: 0000000000000000
[   10.089403][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc8f
[   10.089724][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbd952330
| [   10.323914][  T208] ------------[ cut here ]------------
| [   10.324111][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/208
| [   10.324366][  T208] Modules linked in: veth
| [   10.324784][  T208] Tainted: [W]=WARN
[   10.324893][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.325081][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.325270][  T208] 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
[   10.325796][  T208] RSP: 0018:ffa0000000666e30 EFLAGS: 00010286
[   10.325987][  T208] RAX: 00000000ffffffa6 RBX: ff110000094758c0 RCX: 1ff40000000ccd8c
[   10.326201][  T208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009475978
[   10.326418][  T208] RBP: ff1100000a0dc000 R08: 1fe220000128eb30 R09: ff11000008f2d180
[   10.326637][  T208] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.326848][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000568cb00
[   10.327068][  T208] FS:  00007ff568cb2840(0000) GS:ff1100007a830000(0000) knlGS:0000000000000000
[   10.327322][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.327512][  T208] CR2: 000000000042ebe0 CR3: 000000000d046004 CR4: 0000000000771ef0
[   10.327730][  T208] PKRU: 55555554
[   10.327837][  T208] Call Trace:
[   10.327949][  T208]  <TASK>
[   10.328023][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.328169][  T208]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.328312][  T208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.328421][  T208]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   10.329170][  T208]  __dev_notify_flags (net/core/dev.c:9787)
[   10.329316][  T208]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.329527][  T208]  ? 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)
[   10.329673][  T208]  ? netif_change_name (net/core/dev.c:1495)
[   10.329813][  T208]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.329964][  T208]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.330106][  T208]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.330251][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.330395][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.330552][  T208]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.330700][  T208]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.330842][  T208]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.330994][  T208]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.331136][  T208] veth_newlink (drivers/net/veth.c:1871) veth
[   10.331279][  T208]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.331458][  T208]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.331609][  T208]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.331753][  T208]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.331911][  T208]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.332062][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.332207][  T208]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.332349][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.332501][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.332644][  T208]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.332789][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.332936][  T208]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.333078][  T208]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.333226][  T208]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.333375][  T208]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.333525][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.333667][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.333810][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.333958][  T208]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.334100][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.334246][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.334391][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.334536][  T208]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.334680][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.334821][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.334969][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.335114][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.335257][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.335401][  T208]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.335544][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.335685][  T208]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.335829][  T208]  ? 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))
[   10.335978][  T208]  ? 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))
[   10.336124][  T208]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.336266][  T208]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.336410][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.336556][  T208]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.336699][  T208]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.336840][  T208]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.337006][  T208]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.337166][  T208]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.337314][  T208]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.337501][  T208]  ? move_addr_to_kernel (net/socket.c:258)
[   10.337648][  T208]  ___sys_sendmsg (net/socket.c:2752)
[   10.337790][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.337930][  T208]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.338084][  T208]  ? 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))
[   10.338228][  T208]  __sys_sendmsg (net/socket.c:2784)
[   10.338369][  T208]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.338521][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.338667][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.338809][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.338954][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.339095][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.339235][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.339413][  T208] RIP: 0033:0x7ff568eec08e
[   10.339565][  T208] 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
[   10.340072][  T208] RSP: 002b:00007fff0038a910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.340284][  T208] RAX: ffffffffffffffda RBX: 00007fff0038b0a8 RCX: 00007ff568eec08e
[   10.340501][  T208] RDX: 0000000000000000 RSI: 00007fff0038a9c0 RDI: 0000000000000005
[   10.340716][  T208] RBP: 00007fff0038a920 R08: 0000000000000000 R09: 0000000000000000
[   10.340925][  T208] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc8f
[   10.341139][  T208] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0038b080
| [   10.350495][  T208] ------------[ cut here ]------------
| [   10.350644][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/208
| [   10.350884][  T208] Modules linked in: veth
| [   10.351273][  T208] Tainted: [W]=WARN
[   10.351375][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.351552][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.351731][  T208] 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
[   10.352220][  T208] RSP: 0018:ffa00000006671b0 EFLAGS: 00010286
[   10.352393][  T208] RAX: 00000000ffffffa6 RBX: ff11000008e68580 RCX: 1ff40000000ccdfc
[   10.352601][  T208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008e68638
[   10.352815][  T208] RBP: ff11000008541000 R08: 1fe22000011cd0c8 R09: ff11000008f2d180
[   10.353021][  T208] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.353223][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.353429][  T208] FS:  00007ff568cb2840(0000) GS:ff1100007a830000(0000) knlGS:0000000000000000
[   10.353674][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.353845][  T208] CR2: 000000000042ebe0 CR3: 000000000d046004 CR4: 0000000000771ef0
[   10.354055][  T208] PKRU: 55555554
[   10.354158][  T208] Call Trace:
[   10.354260][  T208]  <TASK>
[   10.354330][  T208]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.354474][  T208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.354579][  T208]  __dev_notify_flags (net/core/dev.c:9787)
[   10.354717][  T208]  ? netif_change_name (net/core/dev.c:1495)
[   10.354853][  T208]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.354992][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.355131][  T208]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.355268][  T208]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.355404][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.355541][  T208]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.355678][  T208]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.355819][  T208]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.355961][  T208]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.356097][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.356234][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.356371][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.356586][  T208]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.356723][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.356862][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.357003][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.357138][  T208]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.357274][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.357417][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.357558][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.357699][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.357832][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.357976][  T208]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.358111][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.358249][  T208]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.358392][  T208]  ? 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))
[   10.358534][  T208]  ? 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))
[   10.358673][  T208]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.358812][  T208]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.358955][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.359094][  T208]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.359234][  T208]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.359372][  T208]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.359538][  T208]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.359677][  T208]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.359813][  T208]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.359984][  T208]  ? move_addr_to_kernel (net/socket.c:258)
[   10.360124][  T208]  ___sys_sendmsg (net/socket.c:2752)
[   10.360259][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.360414][  T208]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.360565][  T208]  ? 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))
[   10.360706][  T208]  __sys_sendmsg (net/socket.c:2784)
[   10.360842][  T208]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.360994][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.361130][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.361267][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.361403][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.361542][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.361701][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.361873][  T208] RIP: 0033:0x7ff568eec08e
[   10.362023][  T208] 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
[   10.362516][  T208] RSP: 002b:00007fff0038a910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.362728][  T208] RAX: ffffffffffffffda RBX: 00007fff0038b0a8 RCX: 00007ff568eec08e
[   10.362931][  T208] RDX: 0000000000000000 RSI: 00007fff0038a9c0 RDI: 0000000000000005
[   10.363140][  T208] RBP: 00007fff0038a920 R08: 0000000000000000 R09: 0000000000000000
[   10.363342][  T208] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc8f


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