======================================
| xx__-> [   10.071184][  T185] ------------[ cut here ]------------
| [   10.071426][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/185
| [   10.071787][  T185] Modules linked in: veth
| [   10.072226][  T185] Tainted: [W]=WARN
[   10.072333][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.072533][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.072729][  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
[   10.073269][  T185] RSP: 0018:ffa0000000866e30 EFLAGS: 00010286
[   10.073449][  T185] RAX: 00000000ffffffa6 RBX: ff1100000b151540 RCX: 1ff400000010cd8c
[   10.073692][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b1515f8
[   10.073902][  T185] RBP: ff11000008911000 R08: 1fe220000162a2c0 R09: ff1100000c5bae80
[   10.074111][  T185] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.074327][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009466700
[   10.074540][  T185] FS:  00007f21e25b3840(0000) GS:ff1100008d5b0000(0000) knlGS:0000000000000000
[   10.074793][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.074973][  T185] CR2: 000055902231b040 CR3: 000000000c79f004 CR4: 0000000000771ef0
[   10.075196][  T185] PKRU: 55555554
[   10.075304][  T185] Call Trace:
[   10.075409][  T185]  <TASK>
[   10.075483][  T185]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.075667][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.075808][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.075913][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.076056][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.076215][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[   10.076359][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.076519][  T185]  ? netif_change_name (net/core/dev.c:1495)
[   10.076792][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.077132][  T185]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[   10.077421][  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)
[   10.077789][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.078081][  T185]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.078358][  T185]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.078649][  T185] veth_newlink (drivers/net/veth.c:1871) veth
[   10.078907][  T185]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.079087][  T185]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.079237][  T185]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.079381][  T185]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.079645][  T185]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.079982][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.080155][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.080295][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.080439][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.080587][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.080729][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.080871][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.081071][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.081292][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.081507][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.081735][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.081934][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.082155][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.082360][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.082511][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.082665][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.082806][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.082945][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.083085][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.083282][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.083460][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.083616][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.083755][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.083897][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.084039][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.084186][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.084330][  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))
[   10.084471][  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))
[   10.084619][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.084796][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.084950][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.085112][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.085260][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.085402][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.085545][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.085692][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.085854][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.086056][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[   10.086236][  T185]  ___sys_sendmsg (net/socket.c:2752)
[   10.086391][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.086561][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.086721][  T185]  __sys_sendmsg (net/socket.c:2784)
[   10.086861][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.087003][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.087266][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.087407][  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)
[   10.087546][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.087789][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.088068][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.088368][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.088669][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.088939][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.089299][  T185] RIP: 0033:0x7f21e27ed08e
[   10.089596][  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
[   10.090183][  T185] RSP: 002b:00007ffc5a3aa4b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.090403][  T185] RAX: ffffffffffffffda RBX: 00007ffc5a3aac48 RCX: 00007f21e27ed08e
[   10.090628][  T185] RDX: 0000000000000000 RSI: 00007ffc5a3aa560 RDI: 0000000000000005
[   10.090852][  T185] RBP: 00007ffc5a3aa4c0 R08: 0000000000000000 R09: 0000000000000000
[   10.091063][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cf6e
[   10.091280][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5a3aac20
| [   10.100037][  T185] ------------[ cut here ]------------
| [   10.100263][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/185
| [   10.100627][  T185] Modules linked in: veth
| [   10.101887][  T185] Tainted: [W]=WARN
[   10.102065][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.102298][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.102545][  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
[   10.103104][  T185] RSP: 0018:ffa00000008671b0 EFLAGS: 00010286
[   10.103341][  T185] RAX: 00000000ffffffa6 RBX: ff110000090b4200 RCX: 1ff400000010cdfc
[   10.103726][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090b42b8
[   10.103973][  T185] RBP: ff11000008904000 R08: 1fe2200001216858 R09: ff1100000c5bae80
[   10.104274][  T185] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.104531][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.104798][  T185] FS:  00007f21e25b3840(0000) GS:ff1100008d6b0000(0000) knlGS:0000000000000000
[   10.105085][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.105355][  T185] CR2: 00007f52d7ade808 CR3: 000000000c79f001 CR4: 0000000000771ef0
[   10.105638][  T185] PKRU: 55555554
[   10.105790][  T185] Call Trace:
[   10.105940][  T185]  <TASK>
[   10.106060][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.106270][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.106428][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[   10.106643][  T185]  ? netif_change_name (net/core/dev.c:1495)
[   10.106924][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.107221][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.107501][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.107798][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.108064][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.108316][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.108518][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.108726][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.108916][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.109103][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.109451][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.109653][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.109850][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.110047][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.110247][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.110454][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.110665][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.110851][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.111033][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.111247][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.111448][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.111699][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.111958][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.112177][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.112367][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.112558][  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))
[   10.112755][  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))
[   10.112968][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.113165][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.113349][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.113535][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.113747][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.113954][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.114155][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.114353][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.114538][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.114772][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[   10.114962][  T185]  ___sys_sendmsg (net/socket.c:2752)
[   10.115156][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.115343][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.115540][  T185]  __sys_sendmsg (net/socket.c:2784)
[   10.115753][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.115941][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.116136][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.116326][  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)
[   10.116513][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.116728][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.116917][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.117104][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.117324][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.117516][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.117749][  T185] RIP: 0033:0x7f21e27ed08e
[   10.117940][  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
[   10.118484][  T185] RSP: 002b:00007ffc5a3aa4b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.118752][  T185] RAX: ffffffffffffffda RBX: 00007ffc5a3aac48 RCX: 00007f21e27ed08e
[   10.118999][  T185] RDX: 0000000000000000 RSI: 00007ffc5a3aa560 RDI: 0000000000000005
[   10.119288][  T185] RBP: 00007ffc5a3aa4c0 R08: 0000000000000000 R09: 0000000000000000
[   10.119542][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cf6e
[   10.119805][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5a3aac20
| [   10.275100][  T195] ------------[ cut here ]------------
| [   10.275296][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/195
| [   10.275549][  T195] Modules linked in: veth
| [   10.276086][  T195] Tainted: [W]=WARN
[   10.276203][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.276381][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.276565][  T195] 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
[   10.277075][  T195] RSP: 0018:ffa0000000516e30 EFLAGS: 00010286
[   10.277258][  T195] RAX: 00000000ffffffa6 RBX: ff1100000b393380 RCX: 1ff40000000a2d8c
[   10.277464][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b393438
[   10.277677][  T195] RBP: ff11000007d51000 R08: 1fe2200001672688 R09: ff1100000c76ae80
[   10.277884][  T195] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.278097][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000056ed580
[   10.278318][  T195] FS:  00007f7ec1487840(0000) GS:ff1100008d5b0000(0000) knlGS:0000000000000000
[   10.278561][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.278879][  T195] CR2: 000000000042ebe0 CR3: 000000000bb1a001 CR4: 0000000000771ef0
[   10.279260][  T195] PKRU: 55555554
[   10.279459][  T195] Call Trace:
[   10.279660][  T195]  <TASK>
[   10.279795][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.280049][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.280252][  T195]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.280505][  T195]  __dev_notify_flags (net/core/dev.c:9787)
[   10.280674][  T195]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.280816][  T195]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   10.280955][  T195]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   10.281127][  T195]  ? netif_change_name (net/core/dev.c:1495)
[   10.281269][  T195]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[   10.281443][  T195]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.281623][  T195]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.281764][  T195] veth_newlink (drivers/net/veth.c:1871) veth
[   10.281907][  T195]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.282078][  T195]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.282225][  T195]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.282363][  T195]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.282517][  T195]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.282662][  T195]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.282801][  T195]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.282942][  T195]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.283082][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.283228][  T195]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.283366][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.283504][  T195]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.283648][  T195]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.283792][  T195]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.283935][  T195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.284078][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.284220][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.284359][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.284497][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.284647][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.284812][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.284951][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.285093][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.285238][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.285378][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.285516][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.285662][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.285798][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.285938][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.286077][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.286223][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.286366][  T195]  ? 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))
[   10.286508][  T195]  ? 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))
[   10.286654][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.286793][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.286929][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.287071][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.287218][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.287358][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.287512][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.287745][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.288000][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.288316][  T195]  ? move_addr_to_kernel (net/socket.c:258)
[   10.288582][  T195]  ___sys_sendmsg (net/socket.c:2752)
[   10.288845][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.289112][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.289396][  T195]  ? 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))
[   10.289585][  T195]  __sys_sendmsg (net/socket.c:2784)
[   10.289729][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.289874][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.290014][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.290158][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.290298][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.290444][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.290587][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.290760][  T195] RIP: 0033:0x7f7ec16c108e
[   10.290907][  T195] 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
[   10.291407][  T195] RSP: 002b:00007ffd58789770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.291622][  T195] RAX: ffffffffffffffda RBX: 00007ffd58789f08 RCX: 00007f7ec16c108e
[   10.291828][  T195] RDX: 0000000000000000 RSI: 00007ffd58789820 RDI: 0000000000000005
[   10.292036][  T195] RBP: 00007ffd58789780 R08: 0000000000000000 R09: 0000000000000000
[   10.292250][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cf6e
[   10.292463][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd58789ee0
| [   10.302175][  T195] ------------[ cut here ]------------
| [   10.302352][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/195
| [   10.302602][  T195] Modules linked in: veth
| [   10.302991][  T195] Tainted: [W]=WARN
[   10.303096][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.303273][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.303451][  T195] 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
[   10.304056][  T195] RSP: 0018:ffa00000005171b0 EFLAGS: 00010286
[   10.304299][  T195] RAX: 00000000ffffffa6 RBX: ff1100000c0bec80 RCX: 1ff40000000a2dfc
[   10.304562][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c0bed38
[   10.304837][  T195] RBP: ff11000005b84000 R08: 1fe2200001817da8 R09: ff1100000c76ae80
[   10.305099][  T195] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.305362][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.305610][  T195] FS:  00007f7ec1487840(0000) GS:ff1100008d630000(0000) knlGS:0000000000000000
[   10.305900][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.306108][  T195] CR2: 00005632faee8728 CR3: 000000000bb1a006 CR4: 0000000000771ef0
[   10.306375][  T195] PKRU: 55555554
[   10.306499][  T195] Call Trace:
[   10.306630][  T195]  <TASK>
[   10.306720][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.306913][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.307079][  T195]  __dev_notify_flags (net/core/dev.c:9787)
[   10.307261][  T195]  ? netif_change_name (net/core/dev.c:1495)
[   10.307438][  T195]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.307594][  T195]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.307739][  T195]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.307875][  T195]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.308009][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.308147][  T195]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.308280][  T195]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.308418][  T195]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.308557][  T195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.308757][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.308892][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.309029][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.309169][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.309301][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.309438][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.309584][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.309722][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.309857][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.309989][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.310132][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.310267][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.310399][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.310535][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.310679][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.310822][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.310961][  T195]  ? 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))
[   10.311098][  T195]  ? 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))
[   10.311239][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.311374][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.311508][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.311649][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.311789][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.311942][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.312089][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.312230][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.312363][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.312529][  T195]  ? move_addr_to_kernel (net/socket.c:258)
[   10.312675][  T195]  ___sys_sendmsg (net/socket.c:2752)
[   10.312808][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.312942][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.313087][  T195]  ? 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))
[   10.313234][  T195]  __sys_sendmsg (net/socket.c:2784)
[   10.313369][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.313508][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.313677][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.313861][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.314031][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.314205][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.314389][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.314606][  T195] RIP: 0033:0x7f7ec16c108e
[   10.314797][  T195] 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
[   10.315399][  T195] RSP: 002b:00007ffd58789770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.315675][  T195] RAX: ffffffffffffffda RBX: 00007ffd58789f08 RCX: 00007f7ec16c108e
[   10.315919][  T195] RDX: 0000000000000000 RSI: 00007ffd58789820 RDI: 0000000000000005
[   10.316171][  T195] RBP: 00007ffd58789780 R08: 0000000000000000 R09: 0000000000000000
[   10.316420][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cf6e
[   10.316675][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd58789ee0
| [   10.587900][  T212] ------------[ cut here ]------------
| [   10.588112][  T212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/212
| [   10.588387][  T212] Modules linked in: veth
| [   10.588817][  T212] Tainted: [W]=WARN
[   10.588930][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.589123][  T212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.589320][  T212] 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
[   10.589972][  T212] RSP: 0018:ffa00000005f6e30 EFLAGS: 00010286
[   10.590167][  T212] RAX: 00000000ffffffa6 RBX: ff1100000b1503c0 RCX: 1ff40000000bed8c
[   10.590390][  T212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b150478
[   10.590619][  T212] RBP: ff11000009d9c000 R08: 1fe220000162a090 R09: ff1100000c3a2e80
[   10.590856][  T212] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.591084][  T212] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d6cee00
[   10.591316][  T212] FS:  00007feb080e3840(0000) GS:ff1100008d730000(0000) knlGS:0000000000000000
[   10.591582][  T212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.591772][  T212] CR2: 000000000042ebe0 CR3: 000000000c80b002 CR4: 0000000000771ef0
[   10.591991][  T212] PKRU: 55555554
[   10.592105][  T212] Call Trace:
[   10.592226][  T212]  <TASK>
[   10.592303][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.592456][  T212]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.592632][  T212]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.592770][  T212]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   10.592973][  T212]  __dev_notify_flags (net/core/dev.c:9787)
[   10.593165][  T212]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.593366][  T212]  ? 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)
[   10.593579][  T212]  ? netif_change_name (net/core/dev.c:1495)
[   10.593786][  T212]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.593974][  T212]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.594172][  T212]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.594351][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.594563][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.594754][  T212]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.594930][  T212]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.595080][  T212]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.595238][  T212]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.595392][  T212] veth_newlink (drivers/net/veth.c:1871) veth
[   10.595544][  T212]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.595732][  T212]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.595882][  T212]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.596030][  T212]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.596202][  T212]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.596352][  T212]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.596504][  T212]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.596654][  T212]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.596802][  T212]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.596967][  T212]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.597133][  T212]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.597318][  T212]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.597469][  T212]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.597627][  T212]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.597780][  T212]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.597931][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.598076][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.598240][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.598390][  T212]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.598549][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.598704][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.598872][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.599018][  T212]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.599171][  T212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.599316][  T212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.599463][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.599644][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.599926][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.600216][  T212]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.600502][  T212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.600797][  T212]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.601096][  T212]  ? 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))
[   10.601398][  T212]  ? 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))
[   10.601701][  T212]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.601994][  T212]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.602312][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.602626][  T212]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.602920][  T212]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.603229][  T212]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.603433][  T212]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.603592][  T212]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.603741][  T212]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.603927][  T212]  ? move_addr_to_kernel (net/socket.c:258)
[   10.604084][  T212]  ___sys_sendmsg (net/socket.c:2752)
[   10.604242][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.604394][  T212]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.604555][  T212]  ? 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))
[   10.604716][  T212]  __sys_sendmsg (net/socket.c:2784)
[   10.604869][  T212]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.605025][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.605184][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.605336][  T212]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.605490][  T212]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.605647][  T212]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.605820][  T212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.606001][  T212] RIP: 0033:0x7feb0831d08e
[   10.606173][  T212] 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
[   10.606798][  T212] RSP: 002b:00007ffda42ba650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.607213][  T212] RAX: ffffffffffffffda RBX: 00007ffda42bade8 RCX: 00007feb0831d08e
[   10.607671][  T212] RDX: 0000000000000000 RSI: 00007ffda42ba700 RDI: 0000000000000005
[   10.608136][  T212] RBP: 00007ffda42ba660 R08: 0000000000000000 R09: 0000000000000000
[   10.608551][  T212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cf6e
[   10.608823][  T212] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda42badc0
| [   10.618615][  T212] ------------[ cut here ]------------
| [   10.618780][  T212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/212
| [   10.619031][  T212] Modules linked in: veth
| [   10.619451][  T212] Tainted: [W]=WARN
[   10.619560][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.620336][  T212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.620524][  T212] 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
[   10.621147][  T212] RSP: 0018:ffa00000005f71b0 EFLAGS: 00010286
[   10.621329][  T212] RAX: 00000000ffffffa6 RBX: ff11000009ee6ac0 RCX: 1ff40000000bedfc
[   10.621546][  T212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ee6b78
[   10.622009][  T212] RBP: ff11000008ecc000 R08: 1fe22000013dcd70 R09: ff1100000c3a2e80
[   10.622416][  T212] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.622935][  T212] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.623332][  T212] FS:  00007feb080e3840(0000) GS:ff1100008d730000(0000) knlGS:0000000000000000
[   10.623801][  T212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.623986][  T212] CR2: 000000000042ebe0 CR3: 000000000c80b002 CR4: 0000000000771ef0
[   10.624206][  T212] PKRU: 55555554
[   10.624314][  T212] Call Trace:
[   10.624421][  T212]  <TASK>
[   10.624495][  T212]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.624708][  T212]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.624817][  T212]  __dev_notify_flags (net/core/dev.c:9787)
[   10.624960][  T212]  ? netif_change_name (net/core/dev.c:1495)
[   10.625105][  T212]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.625253][  T212]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.625399][  T212]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.625543][  T212]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.625747][  T212]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.625894][  T212]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.626042][  T212]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.626195][  T212]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.626375][  T212]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.626652][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.626817][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.626959][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.627102][  T212]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.627253][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.627399][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.627542][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.627764][  T212]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.627971][  T212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.628115][  T212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.628263][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.628407][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.628547][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.628752][  T212]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.628896][  T212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.629038][  T212]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.629193][  T212]  ? 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))
[   10.629338][  T212]  ? 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))
[   10.629486][  T212]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.629771][  T212]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.630042][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.630311][  T212]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.630713][  T212]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.630993][  T212]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.631281][  T212]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.631555][  T212]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.631769][  T212]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.631948][  T212]  ? move_addr_to_kernel (net/socket.c:258)
[   10.632094][  T212]  ___sys_sendmsg (net/socket.c:2752)
[   10.632240][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.632386][  T212]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.632701][  T212]  ? 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))
[   10.632912][  T212]  __sys_sendmsg (net/socket.c:2784)
[   10.633064][  T212]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.633221][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.633388][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.633637][  T212]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.633813][  T212]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.634022][  T212]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.634170][  T212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.634412][  T212] RIP: 0033:0x7feb0831d08e
[   10.634762][  T212] 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
[   10.635662][  T212] RSP: 002b:00007ffda42ba650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.635878][  T212] RAX: ffffffffffffffda RBX: 00007ffda42bade8 RCX: 00007feb0831d08e
[   10.636088][  T212] RDX: 0000000000000000 RSI: 00007ffda42ba700 RDI: 0000000000000005
[   10.636322][  T212] RBP: 00007ffda42ba660 R08: 0000000000000000 R09: 0000000000000000
[   10.636559][  T212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cf6e


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