======================================
| xx__-> [   10.667233][  T187] ------------[ cut here ]------------
| [   10.667681][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/187
| [   10.668092][  T187] Modules linked in: veth
| [   10.668802][  T187] Tainted: [W]=WARN
[   10.668973][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.669259][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.669583][  T187] 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
[   10.670390][  T187] RSP: 0018:ffa0000000936e30 EFLAGS: 00010286
[   10.670693][  T187] RAX: 00000000ffffffa6 RBX: ff1100000b1dae40 RCX: 1ff4000000126d8c
[   10.671037][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b1daef8
[   10.671395][  T187] RBP: ff1100000206c000 R08: 1fe220000163b5e0 R09: ff11000013a92e80
[   10.671769][  T187] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.672126][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009e04080
[   10.672497][  T187] FS:  00007f50942c7840(0000) GS:ff1100008d9b0000(0000) knlGS:0000000000000000
[   10.672922][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.673224][  T187] CR2: 0000558f836bcd50 CR3: 0000000015118001 CR4: 0000000000771ef0
[   10.673595][  T187] PKRU: 55555554
[   10.673774][  T187] Call Trace:
[   10.673952][  T187]  <TASK>
[   10.674076][  T187]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.674376][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.674631][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.674810][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.675049][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.675287][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[   10.675533][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.675778][  T187]  ? netif_change_name (net/core/dev.c:1495)
[   10.676018][  T187]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.676257][  T187]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.676501][  T187]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.676746][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.676982][  T187]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.677220][  T187]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.677472][  T187] veth_newlink (drivers/net/veth.c:1871) veth
[   10.677721][  T187]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.678021][  T187]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.678259][  T187]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.678503][  T187]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.678784][  T187]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.679024][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.679266][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.679512][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.679758][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.680009][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.680251][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.680496][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.680738][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.680987][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.681235][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.681486][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.681729][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.681962][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.682190][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.682416][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.682670][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.682900][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.683135][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.683372][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.683631][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.683775][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.683921][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.684064][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.684212][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.684357][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.684509][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.684664][  T187]  ? 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))
[   10.684811][  T187]  ? 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))
[   10.684957][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.685104][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.685253][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.685408][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.685577][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.685725][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.685872][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.686022][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.686167][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.686346][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[   10.686500][  T187]  ___sys_sendmsg (net/socket.c:2752)
[   10.686656][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.686803][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.687033][  T187]  __sys_sendmsg (net/socket.c:2784)
[   10.687250][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.687484][  T187]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.687716][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.687917][  T187]  ? 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)
[   10.688066][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.688213][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.688358][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.688518][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.688671][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.688815][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.688995][  T187] RIP: 0033:0x7f509450108e
[   10.689148][  T187] 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
[   10.689763][  T187] RSP: 002b:00007ffcf8151280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.689985][  T187] RAX: ffffffffffffffda RBX: 00007ffcf8151a18 RCX: 00007f509450108e
[   10.690202][  T187] RDX: 0000000000000000 RSI: 00007ffcf8151330 RDI: 0000000000000005
[   10.690418][  T187] RBP: 00007ffcf8151290 R08: 0000000000000000 R09: 0000000000000000
[   10.690644][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7d
[   10.690862][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf81519f0
| [   10.701686][  T187] ------------[ cut here ]------------
| [   10.701849][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/187
| [   10.702097][  T187] Modules linked in: veth
| [   10.702621][  T187] Tainted: [W]=WARN
[   10.702736][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.702915][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.703128][  T187] 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
[   10.703648][  T187] RSP: 0018:ffa00000009371b0 EFLAGS: 00010286
[   10.703832][  T187] RAX: 00000000ffffffa6 RBX: ff11000005e018c0 RCX: 1ff4000000126dfc
[   10.704044][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e01978
[   10.704251][  T187] RBP: ff110000024d4000 R08: 1fe2200000bc0330 R09: ff11000013a92e80
[   10.704472][  T187] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.704688][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.704894][  T187] FS:  00007f50942c7840(0000) GS:ff1100008d9b0000(0000) knlGS:0000000000000000
[   10.705134][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.705309][  T187] CR2: 0000558f836bcd50 CR3: 0000000015118001 CR4: 0000000000771ef0
[   10.705526][  T187] PKRU: 55555554
[   10.705637][  T187] Call Trace:
[   10.705745][  T187]  <TASK>
[   10.705825][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.705969][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.706073][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[   10.706212][  T187]  ? netif_change_name (net/core/dev.c:1495)
[   10.706349][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.706492][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.706643][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.706789][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.706932][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.707072][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.707216][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.707359][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.707510][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.707656][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.707797][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.707939][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.708084][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.708223][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.708367][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.708513][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.708655][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.708794][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.708936][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.709074][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.709218][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.709353][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.709497][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.709643][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.709783][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.709926][  T187]  ? 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))
[   10.710070][  T187]  ? 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))
[   10.710213][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.710355][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.710498][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.710643][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.710781][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.710921][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.711062][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.711200][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.711338][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.711515][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[   10.711660][  T187]  ___sys_sendmsg (net/socket.c:2752)
[   10.711798][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.711937][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.712087][  T187]  __sys_sendmsg (net/socket.c:2784)
[   10.712224][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.712361][  T187]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.712503][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.712654][  T187]  ? 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)
[   10.712799][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.712943][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.713084][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.713225][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.713364][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.713509][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.713694][  T187] RIP: 0033:0x7f509450108e
[   10.713841][  T187] 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
[   10.714335][  T187] RSP: 002b:00007ffcf8151280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.714554][  T187] RAX: ffffffffffffffda RBX: 00007ffcf8151a18 RCX: 00007f509450108e
[   10.714765][  T187] RDX: 0000000000000000 RSI: 00007ffcf8151330 RDI: 0000000000000005
[   10.714971][  T187] RBP: 00007ffcf8151290 R08: 0000000000000000 R09: 0000000000000000
[   10.715175][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7d
[   10.715379][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf81519f0
| [   10.922498][  T197] ------------[ cut here ]------------
| [   10.922699][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/197
| [   10.922962][  T197] Modules linked in: veth
| [   10.923390][  T197] Tainted: [W]=WARN
[   10.923517][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.923715][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.924012][  T197] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.924870][  T197] RSP: 0018:ffa00000005f6e30 EFLAGS: 00010286
[   10.925179][  T197] RAX: 00000000ffffffa6 RBX: ff11000004b1a200 RCX: 1ff40000000bed8c
[   10.925545][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b1a2b8
[   10.925895][  T197] RBP: ff1100000c119000 R08: 1fe2200000963458 R09: ff1100000bbd5180
[   10.926160][  T197] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.926391][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000055f5c80
[   10.926632][  T197] FS:  00007f326eeaf840(0000) GS:ff1100008db30000(0000) knlGS:0000000000000000
[   10.927013][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.927210][  T197] CR2: 0000558f836f2ab8 CR3: 000000000b8be002 CR4: 0000000000771ef0
[   10.927429][  T197] PKRU: 55555554
[   10.927565][  T197] Call Trace:
[   10.927690][  T197]  <TASK>
[   10.927776][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.928004][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.928170][  T197]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.928464][  T197]  __dev_notify_flags (net/core/dev.c:9787)
[   10.928676][  T197]  ? netif_change_name (net/core/dev.c:1495)
[   10.928829][  T197]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.928979][  T197]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.929130][  T197]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.929279][  T197]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.929431][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.929599][  T197]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.929753][  T197]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.929925][  T197]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.930144][  T197]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.930366][  T197] veth_newlink (drivers/net/veth.c:1871) veth
[   10.930611][  T197]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.930811][  T197]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.930959][  T197]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.931103][  T197]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.931264][  T197]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.931409][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.931570][  T197]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.931717][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.931863][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.932009][  T197]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.932158][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.932301][  T197]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.932457][  T197]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.932614][  T197]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.932821][  T197]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.933045][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.933274][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.933514][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.933697][  T197]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.933843][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.933990][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.934135][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.934280][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.934430][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.934591][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.934741][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.934888][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.935035][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.935186][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.935336][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.935490][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.935651][  T197]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.935795][  T197]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.935942][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.936091][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.936235][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.936380][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.936533][  T197]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.936689][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.936838][  T197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.936985][  T197]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.937130][  T197]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.937309][  T197]  ? move_addr_to_kernel (net/socket.c:258)
[   10.937463][  T197]  ___sys_sendmsg (net/socket.c:2752)
[   10.937617][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.937781][  T197]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.937934][  T197]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.938082][  T197]  __sys_sendmsg (net/socket.c:2784)
[   10.938227][  T197]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.938376][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.938528][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.938678][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.938823][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.938971][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.939116][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.939293][  T197] RIP: 0033:0x7f326f0e908e
[   10.939452][  T197] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.939976][  T197] RSP: 002b:00007ffed0322540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.940195][  T197] RAX: ffffffffffffffda RBX: 00007ffed0322cd8 RCX: 00007f326f0e908e
[   10.940412][  T197] RDX: 0000000000000000 RSI: 00007ffed03225f0 RDI: 0000000000000005
[   10.940639][  T197] RBP: 00007ffed0322550 R08: 0000000000000000 R09: 0000000000000000
[   10.940855][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7e
[   10.941070][  T197] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed0322cb0
| [   10.955988][  T197] ------------[ cut here ]------------
| [   10.956157][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/197
| [   10.956405][  T197] Modules linked in: veth
| [   10.957386][  T197] Tainted: [W]=WARN
[   10.957502][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.957706][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.957896][  T197] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.958396][  T197] RSP: 0018:ffa00000005f71b0 EFLAGS: 00010286
[   10.958584][  T197] RAX: 00000000ffffffa6 RBX: ff1100000b318040 RCX: 1ff40000000bedfc
[   10.958796][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b3180f8
[   10.959002][  T197] RBP: ff11000009d5c000 R08: 1fe2200001663020 R09: ff1100000bbd5180
[   10.959210][  T197] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.959415][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.959637][  T197] FS:  00007f326eeaf840(0000) GS:ff1100008db30000(0000) knlGS:0000000000000000
[   10.959889][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.960074][  T197] CR2: 0000558f836c5e18 CR3: 000000000b8be002 CR4: 0000000000771ef0
[   10.960284][  T197] PKRU: 55555554
[   10.960390][  T197] Call Trace:
[   10.960501][  T197]  <TASK>
[   10.960579][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.960722][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.960830][  T197]  __dev_notify_flags (net/core/dev.c:9787)
[   10.960985][  T197]  ? netif_change_name (net/core/dev.c:1495)
[   10.961127][  T197]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.961265][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.961407][  T197]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.961557][  T197]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.961698][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.961836][  T197]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.961975][  T197]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.962121][  T197]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.962263][  T197]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.962402][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.962557][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.962724][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.962940][  T197]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.963167][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.963359][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.963513][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.963677][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.963888][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.964030][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.964168][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.964308][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.964451][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.964598][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.964811][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.964952][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.965092][  T197]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.965250][  T197]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.965390][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.965534][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.965677][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.965818][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.965959][  T197]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.966100][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.966242][  T197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.966383][  T197]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.966525][  T197]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.966702][  T197]  ? move_addr_to_kernel (net/socket.c:258)
[   10.966843][  T197]  ___sys_sendmsg (net/socket.c:2752)
[   10.966985][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.967123][  T197]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.967275][  T197]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.967418][  T197]  __sys_sendmsg (net/socket.c:2784)
[   10.967570][  T197]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.967713][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.967852][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.967994][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.968134][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.968278][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.968418][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.968599][  T197] RIP: 0033:0x7f326f0e908e
[   10.968748][  T197] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.969252][  T197] RSP: 002b:00007ffed0322540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.969476][  T197] RAX: ffffffffffffffda RBX: 00007ffed0322cd8 RCX: 00007f326f0e908e
[   10.969704][  T197] RDX: 0000000000000000 RSI: 00007ffed03225f0 RDI: 0000000000000005
[   10.969923][  T197] RBP: 00007ffed0322550 R08: 0000000000000000 R09: 0000000000000000
[   10.970156][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb7e


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