======================================
| xx__-> [    9.768470][  T185] ------------[ cut here ]------------
| [    9.768692][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/185
| [    9.768949][  T185] Modules linked in: veth
| [    9.769479][  T185] Tainted: [W]=WARN
[    9.769590][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.769769][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.769957][  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
[    9.770485][  T185] RSP: 0018:ffa0000000876e30 EFLAGS: 00010286
[    9.770667][  T185] RAX: 00000000ffffffa6 RBX: ff1100000b1043c0 RCX: 1ff400000010ed8c
[    9.770881][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b104478
[    9.771097][  T185] RBP: ff1100000249c000 R08: 1fe2200001620890 R09: ff1100000d2d8b80
[    9.771314][  T185] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.771541][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005d57500
[    9.771755][  T185] FS:  00007fab5fc9e840(0000) GS:ff110000aec30000(0000) knlGS:0000000000000000
[    9.772014][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.772198][  T185] CR2: 000055c308584d50 CR3: 000000000cb6e003 CR4: 0000000000771ef0
[    9.772430][  T185] PKRU: 55555554
[    9.772538][  T185] Call Trace:
[    9.772645][  T185]  <TASK>
[    9.772720][  T185]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.772901][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.773050][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.773159][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.773310][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.773464][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.773609][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.773754][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.773896][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.774064][  T185]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[    9.774249][  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)
[    9.774448][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.774593][  T185]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.774736][  T185]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.774881][  T185] veth_newlink (drivers/net/veth.c:1871) veth
[    9.775029][  T185]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.775205][  T185]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.775355][  T185]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.775516][  T185]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.775675][  T185]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.775820][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.775965][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.776107][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.776251][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.776413][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.776558][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.776702][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.776847][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.776995][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.777143][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.777292][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.777446][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.777594][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.777738][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.777883][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.778034][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.778190][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.778334][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.778489][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.778632][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.778774][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.778917][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.779059][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.779205][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.779353][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.779508][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.779656][  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))
[    9.779799][  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))
[    9.779943][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.780089][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.780247][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.780401][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.780553][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.780708][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.780857][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.781001][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.781143][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.781324][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.781484][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.781625][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.781767][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.781923][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.782066][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.782208][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.782355][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.782513][  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)
[    9.782656][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.782807][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.782954][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.783096][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.783238][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.783383][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.783571][  T185] RIP: 0033:0x7fab5fed808e
[    9.783721][  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
[    9.784226][  T185] RSP: 002b:00007fff4c8bb470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.784453][  T185] RAX: ffffffffffffffda RBX: 00007fff4c8bbc08 RCX: 00007fab5fed808e
[    9.784666][  T185] RDX: 0000000000000000 RSI: 00007fff4c8bb520 RDI: 0000000000000005
[    9.784880][  T185] RBP: 00007fff4c8bb480 R08: 0000000000000000 R09: 0000000000000000
[    9.785093][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c73d
[    9.785308][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4c8bbbe0
| [    9.795218][  T185] ------------[ cut here ]------------
| [    9.795372][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/185
| [    9.795629][  T185] Modules linked in: veth
| [    9.796021][  T185] Tainted: [W]=WARN
[    9.796134][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.796321][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.796522][  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
[    9.797022][  T185] RSP: 0018:ffa00000008771b0 EFLAGS: 00010286
[    9.797195][  T185] RAX: 00000000ffffffa6 RBX: ff1100000c63d540 RCX: 1ff400000010edfc
[    9.797413][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c63d5f8
[    9.797621][  T185] RBP: ff11000002931000 R08: 1fe22000018c7ac0 R09: ff1100000d2d8b80
[    9.797827][  T185] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.798034][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.798241][  T185] FS:  00007fab5fc9e840(0000) GS:ff110000aec30000(0000) knlGS:0000000000000000
[    9.798497][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.798671][  T185] CR2: 000055c308584d50 CR3: 000000000cb6e003 CR4: 0000000000771ef0
[    9.798880][  T185] PKRU: 55555554
[    9.798984][  T185] Call Trace:
[    9.799088][  T185]  <TASK>
[    9.799160][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.799303][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.799420][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.799561][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.799700][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.799837][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.799980][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.800119][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.800258][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.800465][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.800602][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.800746][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.800888][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.801030][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.801168][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.801310][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.801501][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.801638][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.801780][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.801919][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.802058][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.802195][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.802332][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.802480][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.802621][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.802757][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.802896][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.803034][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.803172][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.803317][  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))
[    9.803466][  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))
[    9.803611][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.803750][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.803888][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.804028][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.804167][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.804311][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.804463][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.804603][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.804741][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.804912][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.805054][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.805191][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.805332][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.805496][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.805636][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.805774][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.805910][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.806051][  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)
[    9.806190][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.806332][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.806482][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.806622][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.806761][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.806900][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.807070][  T185] RIP: 0033:0x7fab5fed808e
[    9.807215][  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
[    9.807726][  T185] RSP: 002b:00007fff4c8bb470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.807934][  T185] RAX: ffffffffffffffda RBX: 00007fff4c8bbc08 RCX: 00007fab5fed808e
[    9.808142][  T185] RDX: 0000000000000000 RSI: 00007fff4c8bb520 RDI: 0000000000000005
[    9.808352][  T185] RBP: 00007fff4c8bb480 R08: 0000000000000000 R09: 0000000000000000
[    9.808568][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c73d
[    9.808774][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4c8bbbe0
| [    9.945122][  T196] ------------[ cut here ]------------
| [    9.945359][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/196
| [    9.945688][  T196] Modules linked in: veth
| [    9.946248][  T196] Tainted: [W]=WARN
[    9.946438][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.946672][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.946914][  T196] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.947510][  T196] RSP: 0018:ffa00000005c6e30 EFLAGS: 00010286
[    9.947753][  T196] RAX: 00000000ffffffa6 RBX: ff1100000c4b4200 RCX: 1ff40000000b8d8c
[    9.948026][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4b42b8
[    9.948296][  T196] RBP: ff110000050f1000 R08: 1fe2200001896858 R09: ff1100000c678b80
[    9.948598][  T196] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.948869][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000912d580
[    9.949139][  T196] FS:  00007f92fe196840(0000) GS:ff110000aecb0000(0000) knlGS:0000000000000000
[    9.949474][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.949713][  T196] CR2: 000000000042ebe0 CR3: 000000000c1a6002 CR4: 0000000000771ef0
[    9.949984][  T196] PKRU: 55555554
[    9.950146][  T196] Call Trace:
[    9.950309][  T196]  <TASK>
[    9.950461][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.950665][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.950829][  T196]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.951072][  T196]  __dev_notify_flags (net/core/dev.c:9787)
[    9.951278][  T196]  ? netif_change_name (net/core/dev.c:1495)
[    9.951517][  T196]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.951752][  T196]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.951951][  T196]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.952156][  T196]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.952367][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.952608][  T196]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.952811][  T196]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.953009][  T196]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.953207][  T196]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.953438][  T196] veth_newlink (drivers/net/veth.c:1871) veth
[    9.953641][  T196]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.953875][  T196]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.954080][  T196]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.954280][  T196]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.954524][  T196]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.954724][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.954926][  T196]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.955123][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.955330][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.955562][  T196]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.955765][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.955962][  T196]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.956158][  T196]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.956369][  T196]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.956597][  T196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.956795][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.956994][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.957196][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.957426][  T196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.957623][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.957826][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.958025][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.958225][  T196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.958459][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.958661][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.958860][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.959062][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.959258][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.959487][  T196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.959687][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.959888][  T196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.960091][  T196]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.960287][  T196]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.960509][  T196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.960709][  T196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.960912][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.961111][  T196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.961310][  T196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.961537][  T196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.961742][  T196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.961942][  T196]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.962138][  T196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.962376][  T196]  ? move_addr_to_kernel (net/socket.c:258)
[    9.962603][  T196]  ___sys_sendmsg (net/socket.c:2752)
[    9.962805][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.963004][  T196]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.963209][  T196]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.963436][  T196]  __sys_sendmsg (net/socket.c:2784)
[    9.963635][  T196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.963837][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.964035][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.964232][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.964464][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.964664][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.964866][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.965099][  T196] RIP: 0033:0x7f92fe3d008e
[    9.965306][  T196] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.966108][  T196] RSP: 002b:00007ffe3defe1f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.966386][  T196] RAX: ffffffffffffffda RBX: 00007ffe3defe988 RCX: 00007f92fe3d008e
[    9.966966][  T196] RDX: 0000000000000000 RSI: 00007ffe3defe2a0 RDI: 0000000000000005
[    9.967234][  T196] RBP: 00007ffe3defe200 R08: 0000000000000000 R09: 0000000000000000
[    9.967528][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c73e
[    9.967793][  T196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3defe960
| [    9.979798][  T196] ------------[ cut here ]------------
| [    9.980000][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/196
| [    9.980303][  T196] Modules linked in: veth
| [    9.980892][  T196] Tainted: [W]=WARN
[    9.981053][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.981297][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.981649][  T196] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.982333][  T196] RSP: 0018:ffa00000005c71b0 EFLAGS: 00010286
[    9.982631][  T196] RAX: 00000000ffffffa6 RBX: ff1100000af951c0 RCX: 1ff40000000b8dfc
[    9.982894][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000af95278
[    9.983156][  T196] RBP: ff1100000a024000 R08: 1fe22000015f2a50 R09: ff1100000c678b80
[    9.983453][  T196] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.983717][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.983982][  T196] FS:  00007f92fe196840(0000) GS:ff110000aecb0000(0000) knlGS:0000000000000000
[    9.984281][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.984541][  T196] CR2: 000055c3085920f8 CR3: 000000000c1a6002 CR4: 0000000000771ef0
[    9.984813][  T196] PKRU: 55555554
[    9.984970][  T196] Call Trace:
[    9.985133][  T196]  <TASK>
[    9.985258][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.985475][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.985640][  T196]  __dev_notify_flags (net/core/dev.c:9787)
[    9.985836][  T196]  ? netif_change_name (net/core/dev.c:1495)
[    9.986031][  T196]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.986226][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.986451][  T196]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.986652][  T196]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.986850][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.987042][  T196]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.987236][  T196]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.987462][  T196]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.987661][  T196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.987857][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.988049][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.988245][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.988459][  T196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.988656][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.988856][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.989049][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.989243][  T196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.989463][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.989658][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.989851][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.990044][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.990234][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.990462][  T196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.990658][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.990852][  T196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.991049][  T196]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.991239][  T196]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.991459][  T196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.991656][  T196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.991850][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.992042][  T196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.992236][  T196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.992459][  T196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.992657][  T196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.992851][  T196]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.993042][  T196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.993266][  T196]  ? move_addr_to_kernel (net/socket.c:258)
[    9.993492][  T196]  ___sys_sendmsg (net/socket.c:2752)
[    9.993685][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.993878][  T196]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.994081][  T196]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.994275][  T196]  __sys_sendmsg (net/socket.c:2784)
[    9.994497][  T196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.994696][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.994892][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.995087][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.995281][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.995502][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.995697][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.995924][  T196] RIP: 0033:0x7f92fe3d008e
[    9.996124][  T196] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.996705][  T196] RSP: 002b:00007ffe3defe1f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.996975][  T196] RAX: ffffffffffffffda RBX: 00007ffe3defe988 RCX: 00007f92fe3d008e
[    9.997235][  T196] RDX: 0000000000000000 RSI: 00007ffe3defe2a0 RDI: 0000000000000005
[    9.997524][  T196] RBP: 00007ffe3defe200 R08: 0000000000000000 R09: 0000000000000000
[    9.997785][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c73e
[    9.998047][  T196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3defe960
| [   10.204292][  T209] ------------[ cut here ]------------
| [   10.204519][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/209
| [   10.204776][  T209] Modules linked in: veth
| [   10.205187][  T209] Tainted: [W]=WARN
[   10.205298][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.205488][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.205705][  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
[   10.206216][  T209] RSP: 0018:ffa00000005c6e30 EFLAGS: 00010286
[   10.206406][  T209] RAX: 00000000ffffffa6 RBX: ff1100000c4b4580 RCX: 1ff40000000b8d8c
[   10.206627][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4b4638
[   10.206839][  T209] RBP: ff110000084bc000 R08: 1fe22000018968c8 R09: ff1100000c8d2e80
[   10.207051][  T209] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.207269][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b380e80
[   10.208196][  T209] FS:  00007f5066b59840(0000) GS:ff110000aed30000(0000) knlGS:0000000000000000
[   10.208521][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.208700][  T209] CR2: 00007f5066ec0f6d CR3: 000000000c2f2004 CR4: 0000000000771ef0
[   10.208914][  T209] PKRU: 55555554
[   10.209021][  T209] Call Trace:
[   10.209127][  T209]  <TASK>
[   10.209201][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.209349][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.209561][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.209715][  T209]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   10.209858][  T209]  __dev_notify_flags (net/core/dev.c:9787)
[   10.209999][  T209]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.210139][  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)
[   10.210286][  T209]  ? netif_change_name (net/core/dev.c:1495)
[   10.210439][  T209]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.210581][  T209]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.210723][  T209]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.210865][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.211007][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.211150][  T209]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.211296][  T209]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.211451][  T209]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.211595][  T209]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.211740][  T209] veth_newlink (drivers/net/veth.c:1871) veth
[   10.211885][  T209]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.212061][  T209]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.212203][  T209]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.212348][  T209]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.212517][  T209]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.212659][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.212804][  T209]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.212946][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.213091][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.213233][  T209]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.213379][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.213530][  T209]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.213671][  T209]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.213818][  T209]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.213965][  T209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.214109][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.214250][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.214402][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.214550][  T209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.214690][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.214839][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.214982][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.215124][  T209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.215268][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.215425][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.215566][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.215709][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.215850][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.215992][  T209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.216138][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.216288][  T209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.216447][  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))
[   10.216591][  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))
[   10.216736][  T209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.216880][  T209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.217022][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.217170][  T209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.217318][  T209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.217479][  T209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.217625][  T209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.217768][  T209]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.217915][  T209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.218093][  T209]  ? move_addr_to_kernel (net/socket.c:258)
[   10.218240][  T209]  ___sys_sendmsg (net/socket.c:2752)
[   10.218389][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.218545][  T209]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.218697][  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))
[   10.218843][  T209]  __sys_sendmsg (net/socket.c:2784)
[   10.218986][  T209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.219133][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.219278][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.219438][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.219582][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.219727][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.219869][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.220048][  T209] RIP: 0033:0x7f5066d9308e
[   10.220202][  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
[   10.220725][  T209] RSP: 002b:00007fffd7057df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.220942][  T209] RAX: ffffffffffffffda RBX: 00007fffd7058588 RCX: 00007f5066d9308e
[   10.221156][  T209] RDX: 0000000000000000 RSI: 00007fffd7057ea0 RDI: 0000000000000005
[   10.221374][  T209] RBP: 00007fffd7057e00 R08: 0000000000000000 R09: 0000000000000000
[   10.221608][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c73e
[   10.221825][  T209] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd7058560
| [   10.231241][  T209] ------------[ cut here ]------------
| [   10.231423][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/209
| [   10.231668][  T209] Modules linked in: veth
| [   10.232083][  T209] Tainted: [W]=WARN
[   10.232188][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.232363][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.232559][  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
[   10.233055][  T209] RSP: 0018:ffa00000005c71b0 EFLAGS: 00010286
[   10.233230][  T209] RAX: 00000000ffffffa6 RBX: ff110000094c0c80 RCX: 1ff40000000b8dfc
[   10.233451][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000094c0d38
[   10.233656][  T209] RBP: ff11000008751000 R08: 1fe22000012981a8 R09: ff1100000c8d2e80
[   10.233864][  T209] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.234073][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.234284][  T209] FS:  00007f5066b59840(0000) GS:ff110000aed30000(0000) knlGS:0000000000000000
[   10.234598][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.234792][  T209] CR2: 00007f5066ec0f6d CR3: 000000000c2f2004 CR4: 0000000000771ef0
[   10.234998][  T209] PKRU: 55555554
[   10.235101][  T209] Call Trace:
[   10.235208][  T209]  <TASK>
[   10.235279][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.235432][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.235539][  T209]  __dev_notify_flags (net/core/dev.c:9787)
[   10.235678][  T209]  ? netif_change_name (net/core/dev.c:1495)
[   10.235817][  T209]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.235955][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.236098][  T209]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.236241][  T209]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.236384][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.236543][  T209]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.236681][  T209]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.236826][  T209]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.236969][  T209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.237109][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.237253][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.237401][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.237563][  T209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.237704][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.237847][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.237986][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.238124][  T209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.238264][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.238419][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.238561][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.238703][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.238842][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.238983][  T209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.239124][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.239264][  T209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.239423][  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))
[   10.239569][  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))
[   10.239711][  T209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.239856][  T209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.239996][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.240137][  T209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.240278][  T209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.240433][  T209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.240578][  T209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.240719][  T209]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.240860][  T209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.241036][  T209]  ? move_addr_to_kernel (net/socket.c:258)
[   10.241183][  T209]  ___sys_sendmsg (net/socket.c:2752)
[   10.241327][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.241478][  T209]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.241632][  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))
[   10.241775][  T209]  __sys_sendmsg (net/socket.c:2784)
[   10.241917][  T209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.242060][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.242202][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.242348][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.242500][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.242643][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.242786][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.242961][  T209] RIP: 0033:0x7f5066d9308e
[   10.243109][  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
[   10.243630][  T209] RSP: 002b:00007fffd7057df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.243845][  T209] RAX: ffffffffffffffda RBX: 00007fffd7058588 RCX: 00007f5066d9308e
[   10.244055][  T209] RDX: 0000000000000000 RSI: 00007fffd7057ea0 RDI: 0000000000000005
[   10.244264][  T209] RBP: 00007fffd7057e00 R08: 0000000000000000 R09: 0000000000000000
[   10.244488][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c73e


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