======================================
| xx__-> [   10.669976][  T186] ------------[ cut here ]------------
| [   10.670217][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [   10.670484][  T186] Modules linked in: veth
| [   10.670957][  T186] Tainted: [W]=WARN
[   10.671080][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.671273][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.671473][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.672087][  T186] RSP: 0018:ffa0000000926e30 EFLAGS: 00010286
[   10.672283][  T186] RAX: 00000000ffffffa6 RBX: ff11000005687380 RCX: 1ff4000000124d8c
[   10.672615][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005687438
[   10.672843][  T186] RBP: ff11000008394000 R08: 1fe2200000ad0e88 R09: ff110000095fae80
[   10.673089][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.673327][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005d71200
[   10.673734][  T186] FS:  00007fd8ef2a4840(0000) GS:ff1100008ed30000(0000) knlGS:0000000000000000
[   10.674007][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.674325][  T186] CR2: 0000563bda258d70 CR3: 000000000c567004 CR4: 0000000000771ef0
[   10.674656][  T186] PKRU: 55555554
[   10.674780][  T186] Call Trace:
[   10.674907][  T186]  <TASK>
[   10.674998][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.675210][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.675374][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.675890][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.676053][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.676204][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   10.676364][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.676664][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   10.676843][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.677078][  T186]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[   10.677285][  T186]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[   10.677636][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.677791][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.677941][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.678096][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[   10.678246][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.678431][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.678713][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.678863][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.679033][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.679194][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.679353][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.679627][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.679798][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.679947][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.680105][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.680369][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.680650][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.680815][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.680973][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.681133][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.681290][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.681454][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.681732][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.681885][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.682044][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.682196][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.682349][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.682622][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.682775][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.682926][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.683083][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.683234][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.683397][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.683672][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.683820][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.683975][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.684691][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.684841][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.684994][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.685141][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.685288][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.685658][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.685807][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.685957][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.686109][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.686255][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.686436][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   10.686734][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   10.686888][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.687040][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.687201][  T186]  __sys_sendmsg (net/socket.c:2784)
[   10.687350][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.687622][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.687770][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.687920][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.688077][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.688224][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.688372][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.688647][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.688795][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.688946][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.689137][  T186] RIP: 0033:0x7fd8ef4de08e
[   10.689299][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.690421][  T186] RSP: 002b:00007ffd22c57330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.690715][  T186] RAX: ffffffffffffffda RBX: 00007ffd22c57ac8 RCX: 00007fd8ef4de08e
[   10.690933][  T186] RDX: 0000000000000000 RSI: 00007ffd22c573e0 RDI: 0000000000000005
[   10.691167][  T186] RBP: 00007ffd22c57340 R08: 0000000000000000 R09: 0000000000000000
[   10.691385][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cdb9
[   10.691736][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd22c57aa0
| [   10.707881][  T186] ------------[ cut here ]------------
| [   10.708082][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [   10.708341][  T186] Modules linked in: veth
| [   10.709458][  T186] Tainted: [W]=WARN
[   10.709703][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.709961][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.710191][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.710791][  T186] RSP: 0018:ffa00000009271b0 EFLAGS: 00010286
[   10.710979][  T186] RAX: 00000000ffffffa6 RBX: ff1100000bef6740 RCX: 1ff4000000124dfc
[   10.711211][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bef67f8
[   10.711431][  T186] RBP: ff110000081e9000 R08: 1fe22000017ded00 R09: ff110000095fae80
[   10.711728][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.711944][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.712168][  T186] FS:  00007fd8ef2a4840(0000) GS:ff1100008ed30000(0000) knlGS:0000000000000000
[   10.712430][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.712679][  T186] CR2: 0000563bda258d70 CR3: 000000000c567004 CR4: 0000000000771ef0
[   10.712897][  T186] PKRU: 55555554
[   10.713017][  T186] Call Trace:
[   10.713127][  T186]  <TASK>
[   10.713205][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.713355][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.713469][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   10.713677][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   10.713826][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.713972][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.714125][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.714271][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.714417][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.714625][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.714771][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.714920][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.715074][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.715221][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.715368][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.715577][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.715726][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.715872][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.716026][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.716172][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.716320][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.716464][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.716671][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.716816][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.716962][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.717145][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.717302][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.717449][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.717658][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.717810][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.717955][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.718107][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.718253][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.718398][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.718607][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.718755][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.718905][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.719093][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.719240][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.719386][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.719629][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   10.719779][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   10.719922][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.720074][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.720232][  T186]  __sys_sendmsg (net/socket.c:2784)
[   10.720382][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.720592][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.720742][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.720890][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.721042][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.721192][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.721339][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.721485][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.721732][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.721884][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.722073][  T186] RIP: 0033:0x7fd8ef4de08e
[   10.722230][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.722830][  T186] RSP: 002b:00007ffd22c57330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.723062][  T186] RAX: ffffffffffffffda RBX: 00007ffd22c57ac8 RCX: 00007fd8ef4de08e
[   10.723285][  T186] RDX: 0000000000000000 RSI: 00007ffd22c573e0 RDI: 0000000000000005
[   10.723573][  T186] RBP: 00007ffd22c57340 R08: 0000000000000000 R09: 0000000000000000
[   10.723798][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cdb9
[   10.724024][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd22c57aa0
| [   10.935139][  T197] ------------[ cut here ]------------
| [   10.935342][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/197
| [   10.935675][  T197] Modules linked in: veth
| [   10.936133][  T197] Tainted: [W]=WARN
[   10.936244][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.936426][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.936623][  T197] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.937154][  T197] RSP: 0018:ffa0000000926e30 EFLAGS: 00010286
[   10.937342][  T197] RAX: 00000000ffffffa6 RBX: ff1100000cb8d540 RCX: 1ff4000000124d8c
[   10.937566][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb8d5f8
[   10.937781][  T197] RBP: ff11000002454000 R08: 1fe2200001971ac0 R09: ff1100000d42ae80
[   10.938008][  T197] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.938224][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000af4ce80
[   10.938442][  T197] FS:  00007ff219f10840(0000) GS:ff1100008ec30000(0000) knlGS:0000000000000000
[   10.938706][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.938889][  T197] CR2: 000000000042ebe0 CR3: 0000000009ea2006 CR4: 0000000000771ef0
[   10.939110][  T197] PKRU: 55555554
[   10.939220][  T197] Call Trace:
[   10.939329][  T197]  <TASK>
[   10.939408][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.939563][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.939673][  T197]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.939855][  T197]  __dev_notify_flags (net/core/dev.c:9787)
[   10.940009][  T197]  ? netif_change_name (net/core/dev.c:1495)
[   10.940165][  T197]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.940312][  T197]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.940458][  T197]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.940616][  T197]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.940765][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.940945][  T197]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.941098][  T197]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.941241][  T197]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.941407][  T197]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.941563][  T197] veth_newlink (drivers/net/veth.c:1871) veth
[   10.941788][  T197]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.942060][  T197]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.942208][  T197]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.942354][  T197]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.942524][  T197]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.942671][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.942820][  T197]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.943003][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.943174][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.943354][  T197]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.943533][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.943682][  T197]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.943830][  T197]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.944003][  T197]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.944163][  T197]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.944342][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.944497][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.944642][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.944783][  T197]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.944925][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.945078][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.945221][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.945365][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.945510][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.945657][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.945818][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.945986][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.946130][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.946309][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.946484][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.946674][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.946842][  T197]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.947007][  T197]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.947150][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.947301][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.947625][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.947769][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.947920][  T197]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.948069][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.948213][  T197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.948398][  T197]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.948585][  T197]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.948800][  T197]  ? move_addr_to_kernel (net/socket.c:258)
[   10.948975][  T197]  ___sys_sendmsg (net/socket.c:2752)
[   10.949177][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.949319][  T197]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.949496][  T197]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.949653][  T197]  __sys_sendmsg (net/socket.c:2784)
[   10.949799][  T197]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.949949][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.950099][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.950247][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.950390][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.950544][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.950690][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.950871][  T197] RIP: 0033:0x7ff21a14a08e
[   10.951028][  T197] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.951639][  T197] RSP: 002b:00007fff5cf61f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.951880][  T197] RAX: ffffffffffffffda RBX: 00007fff5cf62718 RCX: 00007ff21a14a08e
[   10.952116][  T197] RDX: 0000000000000000 RSI: 00007fff5cf62030 RDI: 0000000000000005
[   10.952338][  T197] RBP: 00007fff5cf61f90 R08: 0000000000000000 R09: 0000000000000000
[   10.952575][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cdba
[   10.952796][  T197] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5cf626f0
| [   10.973814][  T197] ------------[ cut here ]------------
| [   10.974078][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/197
| [   10.974440][  T197] Modules linked in: veth
| [   10.974867][  T197] Tainted: [W]=WARN
[   10.974982][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.975158][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.975347][  T197] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.977357][  T197] RSP: 0018:ffa00000009271b0 EFLAGS: 00010286
[   10.977544][  T197] RAX: 00000000ffffffa6 RBX: ff11000009c5b540 RCX: 1ff4000000124dfc
[   10.977759][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009c5b5f8
[   10.977969][  T197] RBP: ff1100000751c000 R08: 1fe220000138b6c0 R09: ff1100000d42ae80
[   10.978181][  T197] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.978430][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.978649][  T197] FS:  00007ff219f10840(0000) GS:ff1100008ec30000(0000) knlGS:0000000000000000
[   10.978897][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.979077][  T197] CR2: 000000000042ebe0 CR3: 0000000009ea2006 CR4: 0000000000771ef0
[   10.979285][  T197] PKRU: 55555554
[   10.979390][  T197] Call Trace:
[   10.979498][  T197]  <TASK>
[   10.979571][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.979717][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.979824][  T197]  __dev_notify_flags (net/core/dev.c:9787)
[   10.979962][  T197]  ? netif_change_name (net/core/dev.c:1495)
[   10.980107][  T197]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.980246][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.980392][  T197]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.980538][  T197]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.980682][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.980822][  T197]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.980962][  T197]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.981114][  T197]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.981258][  T197]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.981405][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.981551][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.981689][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.981835][  T197]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.981972][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.982118][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.982257][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.982454][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.982637][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.982777][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.982919][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.983068][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.983207][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.983348][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.983493][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.983632][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.983774][  T197]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.983912][  T197]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.984059][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.984198][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.984337][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.984480][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.984626][  T197]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.984763][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.984910][  T197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.985059][  T197]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.985203][  T197]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.985381][  T197]  ? move_addr_to_kernel (net/socket.c:258)
[   10.985537][  T197]  ___sys_sendmsg (net/socket.c:2752)
[   10.985683][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.985827][  T197]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.985982][  T197]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.986165][  T197]  __sys_sendmsg (net/socket.c:2784)
[   10.986337][  T197]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.986519][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.986730][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.986942][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.987157][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.987319][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.987461][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.987647][  T197] RIP: 0033:0x7ff21a14a08e
[   10.987794][  T197] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.988290][  T197] RSP: 002b:00007fff5cf61f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.988509][  T197] RAX: ffffffffffffffda RBX: 00007fff5cf62718 RCX: 00007ff21a14a08e
[   10.988718][  T197] RDX: 0000000000000000 RSI: 00007fff5cf62030 RDI: 0000000000000005
[   10.988925][  T197] RBP: 00007fff5cf61f90 R08: 0000000000000000 R09: 0000000000000000
[   10.989140][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cdba
[   10.989348][  T197] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5cf626f0
| [   11.404350][  T210] ------------[ cut here ]------------
| [   11.404744][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/210
| [   11.405169][  T210] Modules linked in: veth
| [   11.405892][  T210] Tainted: [W]=WARN
[   11.406123][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.406442][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.406801][  T210] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.407651][  T210] RSP: 0018:ffa0000000926e30 EFLAGS: 00010286
[   11.407979][  T210] RAX: 00000000ffffffa6 RBX: ff1100000e5bac80 RCX: 1ff4000000124d8c
[   11.408380][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000e5bad38
[   11.408797][  T210] RBP: ff11000009e19000 R08: 1fe2200001cb75a8 R09: ff1100000d56ae80
[   11.409181][  T210] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   11.409566][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ca9ce80
[   11.409977][  T210] FS:  00007fc470f1d840(0000) GS:ff1100008ecb0000(0000) knlGS:0000000000000000
[   11.410387][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.410710][  T210] CR2: 000000000042ebe0 CR3: 000000000ae6b003 CR4: 0000000000771ef0
[   11.411096][  T210] PKRU: 55555554
[   11.411311][  T210] Call Trace:
[   11.411551][  T210]  <TASK>
[   11.411713][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.411983][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.412258][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.412471][  T210]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   11.412747][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   11.413023][  T210]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   11.413293][  T210]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[   11.413580][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   11.413842][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.414117][  T210]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.414391][  T210]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.414670][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.414935][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.415206][  T210]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.415480][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.415758][  T210]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.416030][  T210]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   11.416311][  T210] veth_newlink (drivers/net/veth.c:1871) veth
[   11.416611][  T210]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   11.416935][  T210]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.417229][  T210]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.417524][  T210]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.417817][  T210]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   11.418106][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   11.418379][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.418660][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.418932][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.419210][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.419530][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.419795][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.420067][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.420339][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.420634][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.420892][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.421166][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.421437][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.421720][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.422008][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.422300][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.422625][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.422900][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.423189][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.423463][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.423743][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.424016][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.424274][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.424580][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.424863][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.425154][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.425452][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.425752][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.426052][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.426339][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.426643][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.426930][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.427228][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.427531][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.427987][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.428277][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.428577][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.428913][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   11.429215][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   11.429515][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.429800][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.430106][  T210]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   11.430395][  T210]  __sys_sendmsg (net/socket.c:2784)
[   11.430693][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.430990][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.431279][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.431614][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.431899][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.432191][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.432476][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.432835][  T210] RIP: 0033:0x7fc47115708e
[   11.433138][  T210] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.434037][  T210] RSP: 002b:00007ffc4678b610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.434448][  T210] RAX: ffffffffffffffda RBX: 00007ffc4678bda8 RCX: 00007fc47115708e
[   11.434865][  T210] RDX: 0000000000000000 RSI: 00007ffc4678b6c0 RDI: 0000000000000005
[   11.435292][  T210] RBP: 00007ffc4678b620 R08: 0000000000000000 R09: 0000000000000000
[   11.435704][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cdba
[   11.436079][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4678bd80
| [   11.446175][  T210] ------------[ cut here ]------------
| [   11.446376][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/210
| [   11.447292][  T210] Modules linked in: veth
| [   11.447988][  T210] Tainted: [W]=WARN
[   11.448210][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.448519][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.448824][  T210] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.449455][  T210] RSP: 0018:ffa00000009271b0 EFLAGS: 00010286
[   11.449765][  T210] RAX: 00000000ffffffa6 RBX: ff1100000cb8d700 RCX: 1ff4000000124dfc
[   11.450099][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb8d7b8
[   11.450427][  T210] RBP: ff11000005049000 R08: 1fe2200001971af8 R09: ff1100000d56ae80
[   11.450801][  T210] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   11.451144][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.451476][  T210] FS:  00007fc470f1d840(0000) GS:ff1100008ecb0000(0000) knlGS:0000000000000000
[   11.451858][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.452157][  T210] CR2: 000000000042ebe0 CR3: 000000000ae6b003 CR4: 0000000000771ef0
[   11.452485][  T210] PKRU: 55555554
[   11.452811][  T210] Call Trace:
[   11.453039][  T210]  <TASK>
[   11.453229][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.453565][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.453790][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   11.454055][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   11.454315][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.454589][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.454850][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.455117][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   11.455373][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.455644][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.455900][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.456175][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.456471][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.456746][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.457016][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.457279][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.457558][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.457815][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.458084][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.458350][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.458622][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.458889][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.459150][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.459346][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.459567][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.459762][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.459964][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.460170][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.460369][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.460582][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.460778][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.460991][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.461193][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.461390][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.461604][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.461804][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.462011][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.462217][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.462419][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.462628][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.462861][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   11.463071][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   11.463269][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.463512][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.463721][  T210]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   11.463922][  T210]  __sys_sendmsg (net/socket.c:2784)
[   11.464155][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.464432][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.464719][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.465000][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.465275][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.465584][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.465787][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.466021][  T210] RIP: 0033:0x7fc47115708e
[   11.466225][  T210] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.466813][  T210] RSP: 002b:00007ffc4678b610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.467092][  T210] RAX: ffffffffffffffda RBX: 00007ffc4678bda8 RCX: 00007fc47115708e
[   11.467373][  T210] RDX: 0000000000000000 RSI: 00007ffc4678b6c0 RDI: 0000000000000005
[   11.467651][  T210] RBP: 00007ffc4678b620 R08: 0000000000000000 R09: 0000000000000000
[   11.467922][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cdba


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