======================================
| xx__-> [    9.441702][  T185] ------------[ cut here ]------------
| [    9.442987][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/185
| [    9.443258][  T185] Modules linked in: veth
| [    9.443995][  T185] Tainted: [W]=WARN
[    9.444111][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.444291][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.444489][  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
[    9.445186][  T185] RSP: 0018:ffa0000000916e30 EFLAGS: 00010286
[    9.445424][  T185] RAX: 00000000ffffffa6 RBX: ff1100000adfd1c0 RCX: 1ff4000000122d8c
[    9.445660][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000adfd278
[    9.445873][  T185] RBP: ff1100000a17c000 R08: 1fe22000015bfa50 R09: ff1100000c9f0b80
[    9.446209][  T185] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.446432][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000923b180
[    9.446662][  T185] FS:  00007faa48ec7840(0000) GS:ff110000933b0000(0000) knlGS:0000000000000000
[    9.446995][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.447179][  T185] CR2: 000055b3a8fbdcf0 CR3: 000000000c6b2003 CR4: 0000000000771ef0
[    9.447401][  T185] PKRU: 55555554
[    9.447513][  T185] Call Trace:
[    9.447622][  T185]  <TASK>
[    9.447702][  T185]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.448013][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.448160][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.448267][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.448419][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.448561][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.448712][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.448858][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.449049][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.449219][  T185]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[    9.449404][  T185]  ? 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)
[    9.449586][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.449745][  T185]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.449936][  T185]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.450106][  T185] veth_newlink (drivers/net/veth.c:1871) veth
[    9.450254][  T185]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.450439][  T185]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.450585][  T185]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.450734][  T185]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.450904][  T185]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.451052][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.451197][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.451348][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.451493][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.451643][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.451787][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.451934][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.452077][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.452224][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.452393][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.452545][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.452695][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.452841][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.452991][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.453132][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.453280][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.453462][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.453606][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.453752][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.453901][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.454043][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.454188][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.454334][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.454480][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.454623][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.454795][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.454952][  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))
[    9.455094][  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))
[    9.455240][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.455395][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.455543][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.455694][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.455840][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.455995][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.456142][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.456288][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.456435][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.456613][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.456767][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.456922][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.457065][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.457220][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.457371][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.457515][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.457664][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.457810][  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)
[    9.457959][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.458103][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.458246][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.458396][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.458540][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.458687][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.458870][  T185] RIP: 0033:0x7faa4910108e
[    9.459027][  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
[    9.459558][  T185] RSP: 002b:00007ffe45d36c60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.459783][  T185] RAX: ffffffffffffffda RBX: 00007ffe45d373f8 RCX: 00007faa4910108e
[    9.460006][  T185] RDX: 0000000000000000 RSI: 00007ffe45d36d10 RDI: 0000000000000005
[    9.460222][  T185] RBP: 00007ffe45d36c70 R08: 0000000000000000 R09: 0000000000000000
[    9.460460][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cf21
[    9.460681][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe45d373d0
| [    9.478083][  T185] ------------[ cut here ]------------
| [    9.478290][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/185
| [    9.478596][  T185] Modules linked in: veth
| [    9.479114][  T185] Tainted: [W]=WARN
[    9.479273][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.479507][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.479766][  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
[    9.480408][  T185] RSP: 0018:ffa00000009171b0 EFLAGS: 00010286
[    9.480725][  T185] RAX: 00000000ffffffa6 RBX: ff1100000ae71c40 RCX: 1ff4000000122dfc
[    9.481011][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ae71cf8
[    9.481272][  T185] RBP: ff110000081a4000 R08: 1fe22000015ce3a0 R09: ff1100000c9f0b80
[    9.481543][  T185] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.481818][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.482095][  T185] FS:  00007faa48ec7840(0000) GS:ff110000934b0000(0000) knlGS:0000000000000000
[    9.482399][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.482629][  T185] CR2: 000055b36ab52850 CR3: 000000000c6b2006 CR4: 0000000000771ef0
[    9.482917][  T185] PKRU: 55555554
[    9.483074][  T185] Call Trace:
[    9.483228][  T185]  <TASK>
[    9.483359][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.483553][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.483723][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.483935][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.484131][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.484320][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.484525][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.484727][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.484932][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.485123][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.485313][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.485516][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.485728][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.485935][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.486124][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.486314][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.486511][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.486714][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.486925][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.487121][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.487310][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.487510][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.487713][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.487917][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.488108][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.488295][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.488498][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.488709][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.488914][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.489109][  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))
[    9.489297][  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))
[    9.489499][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.489704][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.489909][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.490105][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.490297][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.490495][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.490701][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.490907][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.491097][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.491319][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.491524][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.491729][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.491933][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.492137][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.492340][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.492530][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.492728][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.492936][  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)
[    9.493129][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.493321][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.493522][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.493722][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.493928][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.494121][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.494351][  T185] RIP: 0033:0x7faa4910108e
[    9.494553][  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
[    9.495117][  T185] RSP: 002b:00007ffe45d36c60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.495387][  T185] RAX: ffffffffffffffda RBX: 00007ffe45d373f8 RCX: 00007faa4910108e
[    9.495649][  T185] RDX: 0000000000000000 RSI: 00007ffe45d36d10 RDI: 0000000000000005
[    9.495923][  T185] RBP: 00007ffe45d36c70 R08: 0000000000000000 R09: 0000000000000000
[    9.496181][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cf21
[    9.496443][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe45d373d0
| [    9.626483][  T191] ------------[ cut here ]------------
| [    9.626682][  T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/191
| [    9.626953][  T191] Modules linked in: veth
| [    9.627368][  T191] Tainted: [W]=WARN
[    9.627476][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.627661][  T191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.627849][  T191] 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
[    9.628367][  T191] RSP: 0018:ffa0000000546e30 EFLAGS: 00010286
[    9.628549][  T191] RAX: 00000000ffffffa6 RBX: ff11000004c6e200 RCX: 1ff40000000a8d8c
[    9.628767][  T191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004c6e2b8
[    9.628989][  T191] RBP: ff11000008871000 R08: 1fe220000098dc58 R09: ff1100000c495180
[    9.629206][  T191] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.629430][  T191] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008cd4b00
[    9.629648][  T191] FS:  00007f0dc6c68840(0000) GS:ff11000093530000(0000) knlGS:0000000000000000
[    9.629905][  T191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.630085][  T191] CR2: 000000000042ebe0 CR3: 000000000c18c006 CR4: 0000000000771ef0
[    9.630300][  T191] PKRU: 55555554
[    9.630409][  T191] Call Trace:
[    9.630516][  T191]  <TASK>
[    9.630590][  T191]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.630744][  T191]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.630851][  T191]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.631033][  T191]  __dev_notify_flags (net/core/dev.c:9787)
[    9.631175][  T191]  ? netif_change_name (net/core/dev.c:1495)
[    9.631316][  T191]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.631462][  T191]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.631602][  T191]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.631747][  T191]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.631893][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.632036][  T191]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.632180][  T191]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.632320][  T191]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.632466][  T191]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.632611][  T191] veth_newlink (drivers/net/veth.c:1871) veth
[    9.632762][  T191]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.632944][  T191]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.633088][  T191]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.633228][  T191]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.633390][  T191]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.633533][  T191]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.633681][  T191]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.633822][  T191]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.633972][  T191]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.634114][  T191]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.634255][  T191]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.634399][  T191]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.634540][  T191]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.634688][  T191]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.634832][  T191]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.634982][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.635122][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.635264][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.635407][  T191]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.635549][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.635700][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.635844][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.635991][  T191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.636133][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.636274][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.636419][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.636562][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.636706][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.636850][  T191]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.636996][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.637138][  T191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.637286][  T191]  ? 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))
[    9.637433][  T191]  ? 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))
[    9.637577][  T191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.637726][  T191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.637869][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.638018][  T191]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.638161][  T191]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.638306][  T191]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.638455][  T191]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.638596][  T191]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.638741][  T191]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.638921][  T191]  ? move_addr_to_kernel (net/socket.c:258)
[    9.639069][  T191]  ___sys_sendmsg (net/socket.c:2752)
[    9.639209][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.639356][  T191]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.639508][  T191]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.639657][  T191]  __sys_sendmsg (net/socket.c:2784)
[    9.639799][  T191]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.639952][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.640095][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.640238][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.640386][  T191]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.640531][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.640682][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.640860][  T191] RIP: 0033:0x7f0dc6ea208e
[    9.641015][  T191] 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
[    9.641522][  T191] RSP: 002b:00007ffea3c37440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.641742][  T191] RAX: ffffffffffffffda RBX: 00007ffea3c37bd8 RCX: 00007f0dc6ea208e
[    9.641959][  T191] RDX: 0000000000000000 RSI: 00007ffea3c374f0 RDI: 0000000000000005
[    9.642170][  T191] RBP: 00007ffea3c37450 R08: 0000000000000000 R09: 0000000000000000
[    9.642390][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cf21
[    9.642602][  T191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea3c37bb0
| [    9.650375][  T191] ------------[ cut here ]------------
| [    9.650527][  T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/191
| [    9.650775][  T191] Modules linked in: veth
| [    9.651447][  T191] Tainted: [W]=WARN
[    9.651553][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.651732][  T191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.651919][  T191] 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
[    9.652422][  T191] RSP: 0018:ffa00000005471b0 EFLAGS: 00010286
[    9.652601][  T191] RAX: 00000000ffffffa6 RBX: ff11000008f0c3c0 RCX: 1ff40000000a8dfc
[    9.652817][  T191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008f0c478
[    9.653029][  T191] RBP: ff11000008861000 R08: 1fe22000011e1890 R09: ff1100000c495180
[    9.653236][  T191] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.653447][  T191] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.653662][  T191] FS:  00007f0dc6c68840(0000) GS:ff11000093530000(0000) knlGS:0000000000000000
[    9.653916][  T191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.654092][  T191] CR2: 000000000042ebe0 CR3: 000000000c18c006 CR4: 0000000000771ef0
[    9.654299][  T191] PKRU: 55555554
[    9.654412][  T191] Call Trace:
[    9.654516][  T191]  <TASK>
[    9.654588][  T191]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.654737][  T191]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.654844][  T191]  __dev_notify_flags (net/core/dev.c:9787)
[    9.654991][  T191]  ? netif_change_name (net/core/dev.c:1495)
[    9.655131][  T191]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.655268][  T191]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.655415][  T191]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.655555][  T191]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.655701][  T191]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.655841][  T191]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.655983][  T191]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.656127][  T191]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.656270][  T191]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.656415][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.656555][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.656700][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.656838][  T191]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.656981][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.657123][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.657263][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.657407][  T191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.657547][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.657690][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.657827][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.657973][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.658110][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.658250][  T191]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.658394][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.658532][  T191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.658681][  T191]  ? 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))
[    9.658819][  T191]  ? 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))
[    9.658962][  T191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.659101][  T191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.659240][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.659384][  T191]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.659524][  T191]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.659671][  T191]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.659813][  T191]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.659959][  T191]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.660098][  T191]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.660268][  T191]  ? move_addr_to_kernel (net/socket.c:258)
[    9.660421][  T191]  ___sys_sendmsg (net/socket.c:2752)
[    9.660559][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.660705][  T191]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.660852][  T191]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.660998][  T191]  __sys_sendmsg (net/socket.c:2784)
[    9.661140][  T191]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.661285][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.661429][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.661570][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.661716][  T191]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.661855][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.661998][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.662169][  T191] RIP: 0033:0x7f0dc6ea208e
[    9.662313][  T191] 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
[    9.662815][  T191] RSP: 002b:00007ffea3c37440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.663028][  T191] RAX: ffffffffffffffda RBX: 00007ffea3c37bd8 RCX: 00007f0dc6ea208e
[    9.663234][  T191] RDX: 0000000000000000 RSI: 00007ffea3c374f0 RDI: 0000000000000005
[    9.663443][  T191] RBP: 00007ffea3c37450 R08: 0000000000000000 R09: 0000000000000000
[    9.663658][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cf21
[    9.663865][  T191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea3c37bb0
| [    9.966781][  T209] ------------[ cut here ]------------
| [    9.967013][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/209
| [    9.967269][  T209] Modules linked in: veth
| [    9.967687][  T209] Tainted: [W]=WARN
[    9.967796][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.967984][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.968173][  T209] 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
[    9.968720][  T209] RSP: 0018:ffa0000000546e30 EFLAGS: 00010286
[    9.968906][  T209] RAX: 00000000ffffffa6 RBX: ff1100000ae70c80 RCX: 1ff40000000a8d8c
[    9.969128][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ae70d38
[    9.969345][  T209] RBP: ff1100000d6e9000 R08: 1fe22000015ce1a8 R09: ff1100000c1e8b80
[    9.969582][  T209] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.969802][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3f5580
[    9.970023][  T209] FS:  00007f5117de9840(0000) GS:ff11000093430000(0000) knlGS:0000000000000000
[    9.970275][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.970463][  T209] CR2: 00007f5118150f6d CR3: 0000000001131006 CR4: 0000000000771ef0
[    9.970686][  T209] PKRU: 55555554
[    9.970797][  T209] Call Trace:
[    9.970911][  T209]  <TASK>
[    9.970984][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.971130][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.971273][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.971385][  T209]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.971530][  T209]  __dev_notify_flags (net/core/dev.c:9787)
[    9.971678][  T209]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.971820][  T209]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[    9.971966][  T209]  ? netif_change_name (net/core/dev.c:1495)
[    9.972111][  T209]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.972253][  T209]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.972401][  T209]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.972545][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.972694][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.972838][  T209]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.972987][  T209]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.973128][  T209]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.973270][  T209]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.973419][  T209] veth_newlink (drivers/net/veth.c:1871) veth
[    9.973564][  T209]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.973746][  T209]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.973893][  T209]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.974035][  T209]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.974194][  T209]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.974343][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.974487][  T209]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.974631][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.974777][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.974925][  T209]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.975069][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.975212][  T209]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.975358][  T209]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.975505][  T209]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.975654][  T209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.975797][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.975946][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.976091][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.976235][  T209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.976382][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.976528][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.976680][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.976823][  T209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.976973][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.977116][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.977257][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.977407][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.977549][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.977701][  T209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.977843][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.977990][  T209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.978140][  T209]  ? 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))
[    9.978281][  T209]  ? 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))
[    9.978431][  T209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.978574][  T209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.978718][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.978863][  T209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.979080][  T209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.979225][  T209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.979375][  T209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.979518][  T209]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.979665][  T209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.979840][  T209]  ? move_addr_to_kernel (net/socket.c:258)
[    9.980072][  T209]  ___sys_sendmsg (net/socket.c:2752)
[    9.980231][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.980376][  T209]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.980530][  T209]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.980680][  T209]  __sys_sendmsg (net/socket.c:2784)
[    9.980821][  T209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.980972][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.981117][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.981261][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.981406][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.981551][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.981699][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.981883][  T209] RIP: 0033:0x7f511802308e
[    9.982033][  T209] 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
[    9.982549][  T209] RSP: 002b:00007ffcfc435120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.982770][  T209] RAX: ffffffffffffffda RBX: 00007ffcfc4358b8 RCX: 00007f511802308e
[    9.982992][  T209] RDX: 0000000000000000 RSI: 00007ffcfc4351d0 RDI: 0000000000000005
[    9.983205][  T209] RBP: 00007ffcfc435130 R08: 0000000000000000 R09: 0000000000000000
[    9.983420][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cf22
[    9.983640][  T209] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfc435890
| [   10.018650][  T209] ------------[ cut here ]------------
| [   10.018835][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/209
| [   10.019093][  T209] Modules linked in: veth
| [   10.019492][  T209] Tainted: [W]=WARN
[   10.019599][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.019779][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.020310][  T209] 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
[   10.020819][  T209] RSP: 0018:ffa00000005471b0 EFLAGS: 00010286
[   10.021057][  T209] RAX: 00000000ffffffa6 RBX: ff1100000ae71380 RCX: 1ff40000000a8dfc
[   10.021266][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ae71438
[   10.021479][  T209] RBP: ff1100000cae4000 R08: 1fe22000015ce288 R09: ff1100000c1e8b80
[   10.021694][  T209] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.021959][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.022178][  T209] FS:  00007f5117de9840(0000) GS:ff11000093430000(0000) knlGS:0000000000000000
[   10.022426][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.022604][  T209] CR2: 00007f5118150f6d CR3: 0000000001131006 CR4: 0000000000771ef0
[   10.022812][  T209] PKRU: 55555554
[   10.022922][  T209] Call Trace:
[   10.023024][  T209]  <TASK>
[   10.023097][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.023237][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.023346][  T209]  __dev_notify_flags (net/core/dev.c:9787)
[   10.023486][  T209]  ? netif_change_name (net/core/dev.c:1495)
[   10.023625][  T209]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.023769][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.023915][  T209]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.024054][  T209]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.024190][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.024332][  T209]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.024488][  T209]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.024638][  T209]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.024779][  T209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.024924][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.025061][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.025198][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.025340][  T209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.025475][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.025617][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.025762][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.025905][  T209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.026042][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.026178][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.026313][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.026457][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.026593][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.026737][  T209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.026882][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.027019][  T209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.027159][  T209]  ? 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))
[   10.027295][  T209]  ? 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))
[   10.027438][  T209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.027575][  T209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.027714][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.027853][  T209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.027997][  T209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.028134][  T209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.028273][  T209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.028418][  T209]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.028554][  T209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.028726][  T209]  ? move_addr_to_kernel (net/socket.c:258)
[   10.028871][  T209]  ___sys_sendmsg (net/socket.c:2752)
[   10.029014][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.029152][  T209]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.029298][  T209]  ? 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))
[   10.029442][  T209]  __sys_sendmsg (net/socket.c:2784)
[   10.029580][  T209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.029728][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.029866][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.030010][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.030147][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.030283][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.030427][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.030597][  T209] RIP: 0033:0x7f511802308e
[   10.030745][  T209] 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
[   10.031244][  T209] RSP: 002b:00007ffcfc435120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.031458][  T209] RAX: ffffffffffffffda RBX: 00007ffcfc4358b8 RCX: 00007f511802308e
[   10.031667][  T209] RDX: 0000000000000000 RSI: 00007ffcfc4351d0 RDI: 0000000000000005
[   10.031879][  T209] RBP: 00007ffcfc435130 R08: 0000000000000000 R09: 0000000000000000
[   10.032083][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cf22


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