======================================
| xx__-> [   11.065586][  T186] ------------[ cut here ]------------
| [   11.065991][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [   11.067279][  T186] Modules linked in: veth
| [   11.068534][  T186] Tainted: [W]=WARN
[   11.068741][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.069052][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.069389][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.070257][  T186] RSP: 0018:ffa0000000846e30 EFLAGS: 00010286
[   11.070460][  T186] RAX: 00000000ffffffa6 RBX: ff1100000b3d1a80 RCX: 1ff4000000108d8c
[   11.070677][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b3d1b38
[   11.070992][  T186] RBP: ff110000095e4000 R08: 1fe220000167a368 R09: ff1100000d81d180
[   11.071325][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.071545][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ba8b00
[   11.071853][  T186] FS:  00007fa507989840(0000) GS:ff11000077730000(0000) knlGS:0000000000000000
[   11.072132][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.072325][  T186] CR2: 000055f284e41d50 CR3: 000000000d377006 CR4: 0000000000771ef0
[   11.072540][  T186] PKRU: 55555554
[   11.072652][  T186] Call Trace:
[   11.072764][  T186]  <TASK>
[   11.072840][  T186]  ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[   11.072993][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.073146][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.073255][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.073409][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   11.073557][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.073703][  T186]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   11.073845][  T186]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   11.073991][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   11.074139][  T186]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[   11.074329][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   11.074479][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.074625][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[   11.074836][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   11.075113][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.075353][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.075567][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.075731][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   11.075877][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   11.076023][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.076179][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.076336][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.076489][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.076642][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.076784][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.076929][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.077084][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.077236][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.077391][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.077535][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.077728][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.077870][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.078016][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.078169][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.078325][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.078469][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.078611][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.078753][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.078899][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.079045][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.079193][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.079346][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.079491][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.079633][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.079779][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.079921][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.080066][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.080220][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.080370][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.080516][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.080659][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.080802][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.080948][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.081101][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.081245][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.081428][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   11.081577][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   11.081719][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.081861][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.082012][  T186]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   11.082162][  T186]  __sys_sendmsg (net/socket.c:2784)
[   11.082313][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.082462][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.082604][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.082756][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.082901][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.083048][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.083205][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.083394][  T186] RIP: 0033:0x7fa507bc308e
[   11.083546][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.084056][  T186] RSP: 002b:00007ffd6c888000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.084281][  T186] RAX: ffffffffffffffda RBX: 00007ffd6c888798 RCX: 00007fa507bc308e
[   11.084501][  T186] RDX: 0000000000000000 RSI: 00007ffd6c8880b0 RDI: 0000000000000005
[   11.084712][  T186] RBP: 00007ffd6c888010 R08: 0000000000000000 R09: 0000000000000000
[   11.084951][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffd
[   11.085279][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6c888770
| [   11.104201][  T186] ------------[ cut here ]------------
| [   11.104399][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [   11.104652][  T186] Modules linked in: veth
| [   11.105062][  T186] Tainted: [W]=WARN
[   11.105179][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.105377][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.105570][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.106088][  T186] RSP: 0018:ffa00000008471b0 EFLAGS: 00010286
[   11.106270][  T186] RAX: 00000000ffffffa6 RBX: ff1100000d37cac0 RCX: 1ff4000000108dfc
[   11.106490][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d37cb78
[   11.106704][  T186] RBP: ff1100000a044000 R08: 1fe2200001a6f970 R09: ff1100000d81d180
[   11.106915][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.107150][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.107374][  T186] FS:  00007fa507989840(0000) GS:ff11000077730000(0000) knlGS:0000000000000000
[   11.107619][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.107796][  T186] CR2: 000055f284e41d50 CR3: 000000000d377006 CR4: 0000000000771ef0
[   11.108005][  T186] PKRU: 55555554
[   11.108117][  T186] Call Trace:
[   11.108225][  T186]  <TASK>
[   11.108304][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.108448][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.108555][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   11.108694][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   11.108835][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.108972][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.109119][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.109262][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   11.109406][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.109544][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.109682][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.109826][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.109971][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.110116][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.110297][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.110505][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.110655][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.110795][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.110960][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.111124][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.111274][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.111546][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.111708][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.111866][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.112016][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.112178][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.112342][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.112522][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.112736][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.112888][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.113035][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.113246][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.113489][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.113755][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.113989][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.114213][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.114394][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.114551][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.114699][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.114842][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.115018][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   11.115170][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   11.115317][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.115461][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.115615][  T186]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   11.115760][  T186]  __sys_sendmsg (net/socket.c:2784)
[   11.115903][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.116051][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.116202][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.116355][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.116500][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.116643][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.116791][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.116969][  T186] RIP: 0033:0x7fa507bc308e
[   11.117134][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.117648][  T186] RSP: 002b:00007ffd6c888000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.117872][  T186] RAX: ffffffffffffffda RBX: 00007ffd6c888798 RCX: 00007fa507bc308e
[   11.118094][  T186] RDX: 0000000000000000 RSI: 00007ffd6c8880b0 RDI: 0000000000000005
[   11.118319][  T186] RBP: 00007ffd6c888010 R08: 0000000000000000 R09: 0000000000000000
[   11.118537][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffd
[   11.118756][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6c888770
| [   11.321172][  T197] ------------[ cut here ]------------
| [   11.321428][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/197
| [   11.321775][  T197] Modules linked in: veth
| [   11.322360][  T197] Tainted: [W]=WARN
[   11.322537][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.322785][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.323046][  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
[   11.323730][  T197] RSP: 0018:ffa0000000586e30 EFLAGS: 00010286
[   11.324044][  T197] RAX: 00000000ffffffa6 RBX: ff11000008fd5380 RCX: 1ff40000000b0d8c
[   11.324426][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008fd5438
[   11.324775][  T197] RBP: ff110000083d1000 R08: 1fe22000011faa88 R09: ff1100000d252e80
[   11.325175][  T197] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   11.325566][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bd14780
[   11.325964][  T197] FS:  00007f390c4a7840(0000) GS:ff110000776b0000(0000) knlGS:0000000000000000
[   11.326422][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.326759][  T197] CR2: 000055e471c6ab28 CR3: 0000000001f3b004 CR4: 0000000000771ef0
[   11.327161][  T197] PKRU: 55555554
[   11.327458][  T197] Call Trace:
[   11.327749][  T197]  <TASK>
[   11.327904][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.328124][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.328303][  T197]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   11.328543][  T197]  __dev_notify_flags (net/core/dev.c:9787)
[   11.328750][  T197]  ? netif_change_name (net/core/dev.c:1495)
[   11.328959][  T197]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.329173][  T197]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.329382][  T197]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.329628][  T197]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   11.329857][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.330089][  T197]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.330312][  T197]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.330516][  T197]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.330729][  T197]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   11.330932][  T197] veth_newlink (drivers/net/veth.c:1871) veth
[   11.331145][  T197]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   11.331393][  T197]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.331598][  T197]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.331811][  T197]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.332030][  T197]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   11.332243][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   11.332458][  T197]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.332659][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.332869][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.333082][  T197]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.333305][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.333503][  T197]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.333707][  T197]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.333917][  T197]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.334145][  T197]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.334361][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.334563][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.334765][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.334988][  T197]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.335196][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.335412][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.335609][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.335808][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.336006][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.336217][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.336430][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.336629][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.336824][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.337027][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.337237][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.337449][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.337653][  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))
[   11.337853][  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))
[   11.338053][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.338263][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.338475][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.338674][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.338887][  T197]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.339105][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.339334][  T197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.339553][  T197]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.339772][  T197]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.340105][  T197]  ? move_addr_to_kernel (net/socket.c:258)
[   11.340410][  T197]  ___sys_sendmsg (net/socket.c:2752)
[   11.340704][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.340981][  T197]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.341314][  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))
[   11.341602][  T197]  __sys_sendmsg (net/socket.c:2784)
[   11.341839][  T197]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.342119][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.342412][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.342623][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.342827][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.343032][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.343246][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.343498][  T197] RIP: 0033:0x7f390c6e108e
[   11.343720][  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
[   11.344315][  T197] RSP: 002b:00007ffc39411f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.344588][  T197] RAX: ffffffffffffffda RBX: 00007ffc39412718 RCX: 00007f390c6e108e
[   11.344858][  T197] RDX: 0000000000000000 RSI: 00007ffc39412030 RDI: 0000000000000005
[   11.345183][  T197] RBP: 00007ffc39411f90 R08: 0000000000000000 R09: 0000000000000000
[   11.345594][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffd
[   11.345985][  T197] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc394126f0
| [   11.387690][  T197] ------------[ cut here ]------------
| [   11.388016][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/197
| [   11.388377][  T197] Modules linked in: veth
| [   11.388968][  T197] Tainted: [W]=WARN
[   11.389140][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.389479][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.389826][  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
[   11.390646][  T197] RSP: 0018:ffa00000005871b0 EFLAGS: 00010286
[   11.390891][  T197] RAX: 00000000ffffffa6 RBX: ff11000001f0f540 RCX: 1ff40000000b0dfc
[   11.391190][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000001f0f5f8
[   11.391567][  T197] RBP: ff11000008749000 R08: 1fe22000003e1ec0 R09: ff1100000d252e80
[   11.391934][  T197] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   11.392327][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.392621][  T197] FS:  00007f390c4a7840(0000) GS:ff110000776b0000(0000) knlGS:0000000000000000
[   11.392931][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.393175][  T197] CR2: 000055f284e3d488 CR3: 0000000001f3b004 CR4: 0000000000771ef0
[   11.393462][  T197] PKRU: 55555554
[   11.393629][  T197] Call Trace:
[   11.393792][  T197]  <TASK>
[   11.393928][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.394153][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.394348][  T197]  __dev_notify_flags (net/core/dev.c:9787)
[   11.394559][  T197]  ? netif_change_name (net/core/dev.c:1495)
[   11.394761][  T197]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.394958][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.395197][  T197]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.395461][  T197]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   11.395659][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.395853][  T197]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.396049][  T197]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.396257][  T197]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.396468][  T197]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.396661][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.396924][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.397151][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.397361][  T197]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.397553][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.397761][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.397953][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.398154][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.398462][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.398792][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.399087][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.399388][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.399681][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.399965][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.400159][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.400375][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.400634][  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))
[   11.400847][  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))
[   11.401041][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.401243][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.401464][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.401682][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.401939][  T197]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.402149][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.402367][  T197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.402568][  T197]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.402825][  T197]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.403051][  T197]  ? move_addr_to_kernel (net/socket.c:258)
[   11.403268][  T197]  ___sys_sendmsg (net/socket.c:2752)
[   11.403477][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.403669][  T197]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.403871][  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))
[   11.404071][  T197]  __sys_sendmsg (net/socket.c:2784)
[   11.404348][  T197]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.404549][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.404742][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.404936][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.405140][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.405348][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.405544][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.405770][  T197] RIP: 0033:0x7f390c6e108e
[   11.405982][  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
[   11.406551][  T197] RSP: 002b:00007ffc39411f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.406821][  T197] RAX: ffffffffffffffda RBX: 00007ffc39412718 RCX: 00007f390c6e108e
[   11.407094][  T197] RDX: 0000000000000000 RSI: 00007ffc39412030 RDI: 0000000000000005
[   11.407368][  T197] RBP: 00007ffc39411f90 R08: 0000000000000000 R09: 0000000000000000
[   11.407634][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cffd


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