======================================
| xx__-> [   10.057374][  T185] ------------[ cut here ]------------
| [   10.057602][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/185
| [   10.057861][  T185] Modules linked in: veth
| [   10.058333][  T185] Tainted: [W]=WARN
[   10.058528][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.058716][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.058918][  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
[   10.059441][  T185] RSP: 0018:ffa0000000966e30 EFLAGS: 00010286
[   10.059636][  T185] RAX: 00000000ffffffa6 RBX: ff11000009355380 RCX: 1ff400000012cd8c
[   10.059855][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009355438
[   10.060080][  T185] RBP: ff11000007c8c000 R08: 1fe220000126aa88 R09: ff1100000cb5ae80
[   10.060307][  T185] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.060529][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008e5ea80
[   10.060748][  T185] FS:  00007f7d0c0c1840(0000) GS:ff11000080b30000(0000) knlGS:0000000000000000
[   10.061010][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.061200][  T185] CR2: 00007f0bebb74808 CR3: 000000000bda7003 CR4: 0000000000771ef0
[   10.061418][  T185] PKRU: 55555554
[   10.061532][  T185] Call Trace:
[   10.061645][  T185]  <TASK>
[   10.061723][  T185]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.061905][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.062057][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.062168][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.062317][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.062609][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[   10.062760][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.062908][  T185]  ? netif_change_name (net/core/dev.c:1495)
[   10.063058][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.063204][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.063356][  T185]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.063780][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.064049][  T185]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.064269][  T185]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.064565][  T185] veth_newlink (drivers/net/veth.c:1871) veth
[   10.064718][  T185]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.064899][  T185]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.065048][  T185]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.065195][  T185]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.065357][  T185]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.065580][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.065727][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.065873][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.066017][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.066169][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.066316][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.066579][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.066754][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.066904][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.067053][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.067195][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.067351][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.067623][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.067773][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.067914][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.068067][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.068209][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.068349][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.068616][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.068763][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.068906][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.069057][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.069214][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.069434][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.069794][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.070018][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.070178][  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))
[   10.070324][  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))
[   10.070545][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.070689][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.070833][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.070976][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.071127][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.071270][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.071418][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.071685][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.071830][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.072006][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[   10.072157][  T185]  ___sys_sendmsg (net/socket.c:2752)
[   10.072300][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.072442][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.072664][  T185]  __sys_sendmsg (net/socket.c:2784)
[   10.072811][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.072953][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.073102][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.073247][  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)
[   10.073390][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.073537][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.073682][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.073827][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.073970][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.074117][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.074294][  T185] RIP: 0033:0x7f7d0c2fb08e
[   10.074445][  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
[   10.074958][  T185] RSP: 002b:00007ffc080ec9b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.075182][  T185] RAX: ffffffffffffffda RBX: 00007ffc080ed148 RCX: 00007f7d0c2fb08e
[   10.075394][  T185] RDX: 0000000000000000 RSI: 00007ffc080eca60 RDI: 0000000000000005
[   10.075614][  T185] RBP: 00007ffc080ec9c0 R08: 0000000000000000 R09: 0000000000000000
[   10.075831][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cedb
[   10.076048][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc080ed120
| [   10.085703][  T185] ------------[ cut here ]------------
| [   10.085938][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/185
| [   10.086379][  T185] Modules linked in: veth
| [   10.087079][  T185] Tainted: [W]=WARN
[   10.087294][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.087608][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.087929][  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
[   10.088687][  T185] RSP: 0018:ffa00000009671b0 EFLAGS: 00010286
[   10.088997][  T185] RAX: 00000000ffffffa6 RBX: ff11000004b903c0 RCX: 1ff400000012cdfc
[   10.089361][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b90478
[   10.089746][  T185] RBP: ff1100000260c000 R08: 1fe2200000972090 R09: ff1100000cb5ae80
[   10.090054][  T185] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.090309][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.090585][  T185] FS:  00007f7d0c0c1840(0000) GS:ff11000080ab0000(0000) knlGS:0000000000000000
[   10.090879][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.091125][  T185] CR2: 000055b341221d20 CR3: 000000000bda7005 CR4: 0000000000771ef0
[   10.091384][  T185] PKRU: 55555554
[   10.091551][  T185] Call Trace:
[   10.091704][  T185]  <TASK>
[   10.091826][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.092015][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.092179][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[   10.092367][  T185]  ? netif_change_name (net/core/dev.c:1495)
[   10.092568][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.092758][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.092945][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.093144][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.093359][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.093561][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.093751][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.093943][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.094144][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.094334][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.094533][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.094720][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.094905][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.095098][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.095289][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.095506][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.095696][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.095889][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.096080][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.096266][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.096470][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.096653][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.096857][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.097051][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.097241][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.097433][  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))
[   10.097631][  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))
[   10.097822][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.098011][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.098249][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.098441][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.098641][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.098838][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.099038][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.099227][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.099413][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.099640][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[   10.099832][  T185]  ___sys_sendmsg (net/socket.c:2752)
[   10.100048][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.100240][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.100441][  T185]  __sys_sendmsg (net/socket.c:2784)
[   10.100641][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.100829][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.101013][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.101210][  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)
[   10.101403][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.101609][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.101798][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.101982][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.102178][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.102366][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.102614][  T185] RIP: 0033:0x7f7d0c2fb08e
[   10.102810][  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
[   10.103413][  T185] RSP: 002b:00007ffc080ec9b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.103682][  T185] RAX: ffffffffffffffda RBX: 00007ffc080ed148 RCX: 00007f7d0c2fb08e
[   10.103953][  T185] RDX: 0000000000000000 RSI: 00007ffc080eca60 RDI: 0000000000000005
[   10.104216][  T185] RBP: 00007ffc080ec9c0 R08: 0000000000000000 R09: 0000000000000000
[   10.104559][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cedb
[   10.104916][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc080ed120
| [   10.323303][  T196] ------------[ cut here ]------------
| [   10.323527][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/196
| [   10.323791][  T196] Modules linked in: veth
| [   10.324260][  T196] Tainted: [W]=WARN
[   10.324370][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.324555][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.324746][  T196] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.325257][  T196] RSP: 0018:ffa0000000526e30 EFLAGS: 00010286
[   10.325440][  T196] RAX: 00000000ffffffa6 RBX: ff1100000b36ae40 RCX: 1ff40000000a4d8c
[   10.325682][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b36aef8
[   10.325898][  T196] RBP: ff1100000cbc9000 R08: 1fe220000166d5e0 R09: ff1100000c2b2e80
[   10.326116][  T196] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.326325][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bc8a000
[   10.326550][  T196] FS:  00007f00a0671840(0000) GS:ff110000809b0000(0000) knlGS:0000000000000000
[   10.326803][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.326980][  T196] CR2: 000055b3410d96e8 CR3: 000000000be5e006 CR4: 0000000000771ef0
[   10.327201][  T196] PKRU: 55555554
[   10.327313][  T196] Call Trace:
[   10.327427][  T196]  <TASK>
[   10.327612][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.327762][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.327869][  T196]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.328051][  T196]  __dev_notify_flags (net/core/dev.c:9787)
[   10.328192][  T196]  ? netif_change_name (net/core/dev.c:1495)
[   10.328333][  T196]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.328637][  T196]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.328777][  T196]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.328920][  T196]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.329089][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.329232][  T196]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.329376][  T196]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.329632][  T196]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.329776][  T196]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.329919][  T196] veth_newlink (drivers/net/veth.c:1871) veth
[   10.330069][  T196]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.330247][  T196]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.330391][  T196]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.330641][  T196]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.330799][  T196]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.330939][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.331087][  T196]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.331226][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.331372][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.331600][  T196]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.331747][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.331886][  T196]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.332029][  T196]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.332201][  T196]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.332346][  T196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.332575][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.332721][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.332863][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.333004][  T196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.333151][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.333296][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.333439][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.333642][  T196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.333785][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.333929][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.334075][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.334219][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.334358][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.334562][  T196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.334722][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.334913][  T196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.335152][  T196]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.335335][  T196]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.335611][  T196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.335801][  T196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.335998][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.336188][  T196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.336373][  T196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.336799][  T196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.337039][  T196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.337266][  T196]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.337658][  T196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.337889][  T196]  ? move_addr_to_kernel (net/socket.c:258)
[   10.338042][  T196]  ___sys_sendmsg (net/socket.c:2752)
[   10.338184][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.338329][  T196]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.338555][  T196]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.338704][  T196]  __sys_sendmsg (net/socket.c:2784)
[   10.338955][  T196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.339200][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.339342][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.339504][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.339648][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.339789][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.339928][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.340105][  T196] RIP: 0033:0x7f00a08ab08e
[   10.340252][  T196] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.340775][  T196] RSP: 002b:00007ffd271103b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.340985][  T196] RAX: ffffffffffffffda RBX: 00007ffd27110b48 RCX: 00007f00a08ab08e
[   10.341200][  T196] RDX: 0000000000000000 RSI: 00007ffd27110460 RDI: 0000000000000005
[   10.341462][  T196] RBP: 00007ffd271103c0 R08: 0000000000000000 R09: 0000000000000000
[   10.341731][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cedb
[   10.341941][  T196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd27110b20
| [   10.366622][  T196] ------------[ cut here ]------------
| [   10.366804][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/196
| [   10.367048][  T196] Modules linked in: veth
| [   10.367437][  T196] Tainted: [W]=WARN
[   10.367549][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.367722][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.367905][  T196] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.368407][  T196] RSP: 0018:ffa00000005271b0 EFLAGS: 00010286
[   10.368588][  T196] RAX: 00000000ffffffa6 RBX: ff1100000c48dc40 RCX: 1ff40000000a4dfc
[   10.368793][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c48dcf8
[   10.368997][  T196] RBP: ff1100000c90c000 R08: 1fe2200001891ba0 R09: ff1100000c2b2e80
[   10.369205][  T196] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.369407][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.369617][  T196] FS:  00007f00a0671840(0000) GS:ff110000809b0000(0000) knlGS:0000000000000000
[   10.369860][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.370044][  T196] CR2: 000055b3410d96e8 CR3: 000000000be5e006 CR4: 0000000000771ef0
[   10.370268][  T196] PKRU: 55555554
[   10.370372][  T196] Call Trace:
[   10.370484][  T196]  <TASK>
[   10.370555][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.370698][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.370809][  T196]  __dev_notify_flags (net/core/dev.c:9787)
[   10.370953][  T196]  ? netif_change_name (net/core/dev.c:1495)
[   10.371101][  T196]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.371237][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.371375][  T196]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.371520][  T196]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.371657][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.371796][  T196]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.371932][  T196]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.372097][  T196]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.372237][  T196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.372376][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.372524][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.372662][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.372802][  T196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.372936][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.373086][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.373233][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.373390][  T196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.373605][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.373744][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.373885][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.374027][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.374170][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.374307][  T196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.374443][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.374584][  T196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.374728][  T196]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.374864][  T196]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.375006][  T196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.375149][  T196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.375291][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.375433][  T196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.375579][  T196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.375721][  T196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.375861][  T196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.376000][  T196]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.376145][  T196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.376316][  T196]  ? move_addr_to_kernel (net/socket.c:258)
[   10.376467][  T196]  ___sys_sendmsg (net/socket.c:2752)
[   10.376602][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.376742][  T196]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.376888][  T196]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.377028][  T196]  __sys_sendmsg (net/socket.c:2784)
[   10.377179][  T196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.377320][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.377466][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.377609][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.377763][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.377926][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.378091][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.378264][  T196] RIP: 0033:0x7f00a08ab08e
[   10.378409][  T196] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.378909][  T196] RSP: 002b:00007ffd271103b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.379126][  T196] RAX: ffffffffffffffda RBX: 00007ffd27110b48 RCX: 00007f00a08ab08e
[   10.379332][  T196] RDX: 0000000000000000 RSI: 00007ffd27110460 RDI: 0000000000000005
[   10.379543][  T196] RBP: 00007ffd271103c0 R08: 0000000000000000 R09: 0000000000000000
[   10.379748][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cedb
[   10.379956][  T196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd27110b20
| [   10.511791][  T210] ------------[ cut here ]------------
| [   10.512024][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/210
| [   10.512332][  T210] Modules linked in: veth
| [   10.512905][  T210] Tainted: [W]=WARN
[   10.513067][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.513293][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.513563][  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
[   10.514120][  T210] RSP: 0018:ffa0000000626e30 EFLAGS: 00010286
[   10.514348][  T210] RAX: 00000000ffffffa6 RBX: ff1100000afd3c40 RCX: 1ff40000000c4d8c
[   10.514631][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000afd3cf8
[   10.514891][  T210] RBP: ff11000009c74000 R08: 1fe22000015fa7a0 R09: ff1100000c790b80
[   10.515154][  T210] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.515417][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c467500
[   10.515692][  T210] FS:  00007f78667e3840(0000) GS:ff11000080ab0000(0000) knlGS:0000000000000000
[   10.516007][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.516310][  T210] CR2: 000000000042ebe0 CR3: 0000000009fd7006 CR4: 0000000000771ef0
[   10.516593][  T210] PKRU: 55555554
[   10.516756][  T210] Call Trace:
[   10.516910][  T210]  <TASK>
[   10.517042][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.517234][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.517428][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.517631][  T210]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   10.517840][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   10.518032][  T210]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.518231][  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)
[   10.518442][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   10.518645][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.518838][  T210]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.519040][  T210]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.519230][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.519426][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.519628][  T210]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.519823][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.520011][  T210]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.520210][  T210]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.520408][  T210] veth_newlink (drivers/net/veth.c:1871) veth
[   10.520615][  T210]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.520843][  T210]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.521043][  T210]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.521237][  T210]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.521463][  T210]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.521655][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.521850][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.522047][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.522240][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.522433][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.522640][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.522831][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.523022][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.523225][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.523421][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.523629][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.523822][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.524015][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.524212][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.524405][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.524614][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.524809][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.525004][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.525205][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.525400][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.525606][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.525817][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.526011][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.526214][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.526405][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.526611][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.526810][  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))
[   10.527001][  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))
[   10.527202][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.527395][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.527599][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.527795][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.527986][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.528206][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.528408][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.528614][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.528810][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.529041][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   10.529237][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   10.529441][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.529647][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.529851][  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))
[   10.530051][  T210]  __sys_sendmsg (net/socket.c:2784)
[   10.530244][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.530441][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.530647][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.530842][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.531041][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.531231][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.531427][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.531667][  T210] RIP: 0033:0x7f7866a1d08e
[   10.531866][  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
[   10.532422][  T210] RSP: 002b:00007fff1ce670f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.532715][  T210] RAX: ffffffffffffffda RBX: 00007fff1ce67888 RCX: 00007f7866a1d08e
[   10.532978][  T210] RDX: 0000000000000000 RSI: 00007fff1ce671a0 RDI: 0000000000000005
[   10.533249][  T210] RBP: 00007fff1ce67100 R08: 0000000000000000 R09: 0000000000000000
[   10.533547][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cedb
[   10.533820][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1ce67860
| [   10.555137][  T210] ------------[ cut here ]------------
| [   10.555344][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/210
| [   10.555651][  T210] Modules linked in: veth
| [   10.556150][  T210] Tainted: [W]=WARN
[   10.556331][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.556582][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.556847][  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
[   10.557401][  T210] RSP: 0018:ffa00000006271b0 EFLAGS: 00010286
[   10.557668][  T210] RAX: 00000000ffffffa6 RBX: ff11000009355380 RCX: 1ff40000000c4dfc
[   10.557928][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009355438
[   10.558185][  T210] RBP: ff1100000c3a4000 R08: 1fe220000126aa88 R09: ff1100000c790b80
[   10.558481][  T210] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.558744][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.559006][  T210] FS:  00007f78667e3840(0000) GS:ff11000080ab0000(0000) knlGS:0000000000000000
[   10.559308][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.559558][  T210] CR2: 000055b32f2b8280 CR3: 0000000009fd7006 CR4: 0000000000771ef0
[   10.559814][  T210] PKRU: 55555554
[   10.559968][  T210] Call Trace:
[   10.560129][  T210]  <TASK>
[   10.560250][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.560443][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.560707][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   10.560985][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   10.561286][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.561487][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.561684][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.561880][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.562079][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.562267][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.562473][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.562665][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.562856][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.563050][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.563235][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.563427][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.563628][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.563835][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.564024][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.564248][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.564436][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.564635][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.564825][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.565019][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.565238][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.565427][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.565630][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.565816][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.566002][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.566197][  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))
[   10.566381][  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))
[   10.566587][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.566777][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.566964][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.567160][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.567353][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.567557][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.567746][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.567965][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.568195][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.568426][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   10.568633][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   10.568822][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.569010][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.569213][  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))
[   10.569405][  T210]  __sys_sendmsg (net/socket.c:2784)
[   10.569604][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.569827][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.570019][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.570216][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.570407][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.570607][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.570814][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.571051][  T210] RIP: 0033:0x7f7866a1d08e
[   10.571256][  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
[   10.571813][  T210] RSP: 002b:00007fff1ce670f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.572093][  T210] RAX: ffffffffffffffda RBX: 00007fff1ce67888 RCX: 00007f7866a1d08e
[   10.572344][  T210] RDX: 0000000000000000 RSI: 00007fff1ce671a0 RDI: 0000000000000005
[   10.572614][  T210] RBP: 00007fff1ce67100 R08: 0000000000000000 R09: 0000000000000000
[   10.572881][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cedb


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