======================================
| xx__-> [   10.539881][  T187] ------------[ cut here ]------------
| [   10.540168][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/187
| [   10.540484][  T187] Modules linked in: veth
| [   10.541323][  T187] Tainted: [W]=WARN
[   10.541483][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.541777][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.542098][  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
[   10.542684][  T187] RSP: 0018:ffa0000000946e30 EFLAGS: 00010286
[   10.542959][  T187] RAX: 00000000ffffffa6 RBX: ff11000009047000 RCX: 1ff4000000128d8c
[   10.543226][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090470b8
[   10.543495][  T187] RBP: ff1100000a164000 R08: 1fe2200001208e18 R09: ff11000004b65180
[   10.543779][  T187] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.544057][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009afb880
[   10.544329][  T187] FS:  00007f7d119ea840(0000) GS:ff110000904b0000(0000) knlGS:0000000000000000
[   10.544651][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.544895][  T187] CR2: 0000560dc327cd50 CR3: 000000000bd7f005 CR4: 0000000000771ef0
[   10.545238][  T187] PKRU: 55555554
[   10.545403][  T187] Call Trace:
[   10.545564][  T187]  <TASK>
[   10.545708][  T187]  ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[   10.545922][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.546126][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.546288][  T187]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.546491][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[   10.546704][  T187]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.546912][  T187]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   10.547111][  T187]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   10.547310][  T187]  ? netif_change_name (net/core/dev.c:1495)
[   10.547507][  T187]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[   10.547755][  T187]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.547971][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.548173][  T187] veth_newlink (drivers/net/veth.c:1871) veth
[   10.548372][  T187]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.548604][  T187]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.548822][  T187]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.549027][  T187]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.549263][  T187]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.549475][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.549690][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.549896][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.550099][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.550301][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.550502][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.550716][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.550926][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.551135][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.551337][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.551538][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.551749][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.551962][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.552183][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.552381][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.552583][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.552798][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.553004][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.553204][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.553400][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.553602][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.553815][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.554020][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.554221][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.554419][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.554619][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.554833][  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))
[   10.555039][  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))
[   10.555246][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.555444][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.555655][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.555854][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.556061][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.556260][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.556463][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.556675][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.556883][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.557116][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[   10.557318][  T187]  ___sys_sendmsg (net/socket.c:2752)
[   10.557536][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.557748][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.557970][  T187]  ? 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))
[   10.558173][  T187]  __sys_sendmsg (net/socket.c:2784)
[   10.558374][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.558577][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.558797][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.559006][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.559206][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.559403][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.559601][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.559855][  T187] RIP: 0033:0x7f7d11c2408e
[   10.560069][  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
[   10.560646][  T187] RSP: 002b:00007ffe41085150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.560924][  T187] RAX: ffffffffffffffda RBX: 00007ffe410858e8 RCX: 00007f7d11c2408e
[   10.561197][  T187] RDX: 0000000000000000 RSI: 00007ffe41085200 RDI: 0000000000000005
[   10.561463][  T187] RBP: 00007ffe41085160 R08: 0000000000000000 R09: 0000000000000000
[   10.561745][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd9c
[   10.562069][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe410858c0
| [   10.571416][  T187] ------------[ cut here ]------------
| [   10.571619][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/187
| [   10.572077][  T187] Modules linked in: veth
| [   10.572729][  T187] Tainted: [W]=WARN
[   10.572971][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.573261][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.573562][  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
[   10.574193][  T187] RSP: 0018:ffa00000009471b0 EFLAGS: 00010286
[   10.574481][  T187] RAX: 00000000ffffffa6 RBX: ff1100000b36f000 RCX: 1ff4000000128dfc
[   10.574817][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b36f0b8
[   10.575154][  T187] RBP: ff1100000a0fc000 R08: 1fe220000166de18 R09: ff11000004b65180
[   10.575473][  T187] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.575805][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.576136][  T187] FS:  00007f7d119ea840(0000) GS:ff110000904b0000(0000) knlGS:0000000000000000
[   10.576496][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.576805][  T187] CR2: 0000560dc327cd50 CR3: 000000000bd7f005 CR4: 0000000000771ef0
[   10.577133][  T187] PKRU: 55555554
[   10.577383][  T187] Call Trace:
[   10.577606][  T187]  <TASK>
[   10.577806][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.578074][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.578293][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[   10.578567][  T187]  ? netif_change_name (net/core/dev.c:1495)
[   10.578837][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.579112][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.579377][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.579651][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.579911][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.580164][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.580423][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.580699][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.580963][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.581232][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.581485][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.581752][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.582009][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.582259][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.582511][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.582776][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.583038][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.583291][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.583542][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.583805][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.584073][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.584325][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.584581][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.584846][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.585106][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.585363][  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))
[   10.585651][  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))
[   10.585845][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.586048][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.586240][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.586431][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.586624][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.586831][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.587038][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.587231][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.587421][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.587658][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[   10.587853][  T187]  ___sys_sendmsg (net/socket.c:2752)
[   10.588050][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.588241][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.588459][  T187]  ? 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))
[   10.588667][  T187]  __sys_sendmsg (net/socket.c:2784)
[   10.588871][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.589068][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.589276][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.589470][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.589676][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.589876][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.590071][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.590297][  T187] RIP: 0033:0x7f7d11c2408e
[   10.590501][  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
[   10.591061][  T187] RSP: 002b:00007ffe41085150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.591322][  T187] RAX: ffffffffffffffda RBX: 00007ffe410858e8 RCX: 00007f7d11c2408e
[   10.591580][  T187] RDX: 0000000000000000 RSI: 00007ffe41085200 RDI: 0000000000000005
[   10.591851][  T187] RBP: 00007ffe41085160 R08: 0000000000000000 R09: 0000000000000000
[   10.592133][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd9c
[   10.592391][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe410858c0
| [   10.736951][  T197] ------------[ cut here ]------------
| [   10.737153][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/197
| [   10.737434][  T197] Modules linked in: veth
| [   10.737872][  T197] Tainted: [W]=WARN
[   10.737980][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.738158][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.738349][  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
[   10.738944][  T197] RSP: 0018:ffa00000005b6e30 EFLAGS: 00010286
[   10.739132][  T197] RAX: 00000000ffffffa6 RBX: ff1100000ab783c0 RCX: 1ff40000000b6d8c
[   10.739350][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ab78478
[   10.739627][  T197] RBP: ff110000082d4000 R08: 1fe220000156f090 R09: ff1100000c652e80
[   10.739894][  T197] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.740112][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b32e000
[   10.740334][  T197] FS:  00007fac5e9a9840(0000) GS:ff110000903b0000(0000) knlGS:0000000000000000
[   10.740607][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.740893][  T197] CR2: 00007fac5ed10f6d CR3: 000000000d7ff001 CR4: 0000000000771ef0
[   10.741211][  T197] PKRU: 55555554
[   10.741340][  T197] Call Trace:
[   10.741448][  T197]  <TASK>
[   10.741524][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.741678][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.741790][  T197]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.741973][  T197]  __dev_notify_flags (net/core/dev.c:9787)
[   10.742117][  T197]  ? netif_change_name (net/core/dev.c:1495)
[   10.742259][  T197]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.742402][  T197]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.742569][  T197]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.742780][  T197]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.742928][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.743074][  T197]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.743216][  T197]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.743358][  T197]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.743501][  T197]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.743650][  T197] veth_newlink (drivers/net/veth.c:1871) veth
[   10.743794][  T197]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.743977][  T197]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.744129][  T197]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.744338][  T197]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.744508][  T197]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.744720][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.744946][  T197]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.745172][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.745399][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.745590][  T197]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.745816][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.745966][  T197]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.746109][  T197]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.746271][  T197]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.746420][  T197]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.746563][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.746715][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.746868][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.747011][  T197]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.747155][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.747356][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.747578][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.747790][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.747952][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.748158][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.748308][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.748456][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.748601][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.748758][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.749099][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.749311][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.749526][  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))
[   10.749756][  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))
[   10.749969][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.750177][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.750387][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.750576][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.750730][  T197]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.750982][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.751130][  T197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.751339][  T197]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.751548][  T197]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.751745][  T197]  ? move_addr_to_kernel (net/socket.c:258)
[   10.751907][  T197]  ___sys_sendmsg (net/socket.c:2752)
[   10.752057][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.752210][  T197]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.752441][  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))
[   10.752614][  T197]  __sys_sendmsg (net/socket.c:2784)
[   10.752771][  T197]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.752924][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.753075][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.753222][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.753368][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.753515][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.753686][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.753907][  T197] RIP: 0033:0x7fac5ebe308e
[   10.754084][  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
[   10.754613][  T197] RSP: 002b:00007fff57cf98d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.754842][  T197] RAX: ffffffffffffffda RBX: 00007fff57cfa068 RCX: 00007fac5ebe308e
[   10.755064][  T197] RDX: 0000000000000000 RSI: 00007fff57cf9980 RDI: 0000000000000005
[   10.755284][  T197] RBP: 00007fff57cf98e0 R08: 0000000000000000 R09: 0000000000000000
[   10.755501][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd9d
[   10.755721][  T197] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff57cfa040
| [   10.779104][  T197] ------------[ cut here ]------------
| [   10.779314][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/197
| [   10.779559][  T197] Modules linked in: veth
| [   10.780015][  T197] Tainted: [W]=WARN
[   10.780121][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.780298][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.780485][  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
[   10.781018][  T197] RSP: 0018:ffa00000005b71b0 EFLAGS: 00010286
[   10.781196][  T197] RAX: 00000000ffffffa6 RBX: ff1100000cc15700 RCX: 1ff40000000b6dfc
[   10.781404][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc157b8
[   10.781614][  T197] RBP: ff110000089c9000 R08: 1fe2200001982af8 R09: ff1100000c652e80
[   10.781932][  T197] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.782274][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.782584][  T197] FS:  00007fac5e9a9840(0000) GS:ff110000903b0000(0000) knlGS:0000000000000000
[   10.782954][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.783141][  T197] CR2: 0000560dbea57280 CR3: 000000000d7ff001 CR4: 0000000000771ef0
[   10.783354][  T197] PKRU: 55555554
[   10.783458][  T197] Call Trace:
[   10.783563][  T197]  <TASK>
[   10.783643][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.783787][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.783906][  T197]  __dev_notify_flags (net/core/dev.c:9787)
[   10.784045][  T197]  ? netif_change_name (net/core/dev.c:1495)
[   10.784187][  T197]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.784337][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.784487][  T197]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.784626][  T197]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.784772][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.784912][  T197]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.785054][  T197]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.785218][  T197]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.785359][  T197]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.785501][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.785673][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.785835][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.785976][  T197]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.786113][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.786296][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.786502][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.786726][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.786934][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.787074][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.787211][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.787352][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.787490][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.787640][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.787794][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.787945][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.788096][  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))
[   10.788233][  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))
[   10.788372][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.788510][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.788668][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.788887][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.789037][  T197]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.789243][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.789386][  T197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.789530][  T197]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.789675][  T197]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.789857][  T197]  ? move_addr_to_kernel (net/socket.c:258)
[   10.790179][  T197]  ___sys_sendmsg (net/socket.c:2752)
[   10.790383][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.790591][  T197]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.790839][  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))
[   10.791058][  T197]  __sys_sendmsg (net/socket.c:2784)
[   10.791266][  T197]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.791487][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.791689][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.791875][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.792085][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.792296][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.792505][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.792774][  T197] RIP: 0033:0x7fac5ebe308e
[   10.793001][  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
[   10.793782][  T197] RSP: 002b:00007fff57cf98d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.794120][  T197] RAX: ffffffffffffffda RBX: 00007fff57cfa068 RCX: 00007fac5ebe308e
[   10.794447][  T197] RDX: 0000000000000000 RSI: 00007fff57cf9980 RDI: 0000000000000005
[   10.794783][  T197] RBP: 00007fff57cf98e0 R08: 0000000000000000 R09: 0000000000000000
[   10.795117][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd9d
[   10.795442][  T197] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff57cfa040
| [   11.068267][  T211] ------------[ cut here ]------------
| [   11.068493][  T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/211
| [   11.068820][  T211] Modules linked in: veth
| [   11.069254][  T211] Tainted: [W]=WARN
[   11.069389][  T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.069680][  T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.069972][  T211] 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
[   11.070507][  T211] RSP: 0018:ffa0000000576e30 EFLAGS: 00010286
[   11.070715][  T211] RAX: 00000000ffffffa6 RBX: ff1100000cc123c0 RCX: 1ff40000000aed8c
[   11.070942][  T211] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc12478
[   11.071163][  T211] RBP: ff1100000c769000 R08: 1fe2200001982490 R09: ff11000009338b80
[   11.071427][  T211] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.071671][  T211] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c629580
[   11.071902][  T211] FS:  00007f218d504840(0000) GS:ff110000903b0000(0000) knlGS:0000000000000000
[   11.072274][  T211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.072575][  T211] CR2: 0000560dbea57280 CR3: 000000000c554003 CR4: 0000000000771ef0
[   11.072914][  T211] PKRU: 55555554
[   11.073081][  T211] Call Trace:
[   11.073244][  T211]  <TASK>
[   11.073363][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.073586][  T211]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.073821][  T211]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.073953][  T211]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   11.074157][  T211]  __dev_notify_flags (net/core/dev.c:9787)
[   11.074379][  T211]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   11.074576][  T211]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[   11.074813][  T211]  ? netif_change_name (net/core/dev.c:1495)
[   11.075045][  T211]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.075264][  T211]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.075494][  T211]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.075718][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.075881][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.076050][  T211]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.076257][  T211]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.076405][  T211]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.076554][  T211]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   11.076711][  T211] veth_newlink (drivers/net/veth.c:1871) veth
[   11.076872][  T211]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   11.077063][  T211]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.077211][  T211]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.077355][  T211]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.077541][  T211]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   11.077713][  T211]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   11.077867][  T211]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.078028][  T211]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.078179][  T211]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.078326][  T211]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.078517][  T211]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.078721][  T211]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.078916][  T211]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.079068][  T211]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.079217][  T211]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.079362][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.079505][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.079728][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.079887][  T211]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.080097][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.080277][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.080428][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.080573][  T211]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.080727][  T211]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.080880][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.081027][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.081173][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.081321][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.081468][  T211]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.081616][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.081770][  T211]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.081925][  T211]  ? 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))
[   11.082072][  T211]  ? 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))
[   11.082251][  T211]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.082398][  T211]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.082546][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.082700][  T211]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.082863][  T211]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.083013][  T211]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.083166][  T211]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.083328][  T211]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.083474][  T211]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.083661][  T211]  ? move_addr_to_kernel (net/socket.c:258)
[   11.083809][  T211]  ___sys_sendmsg (net/socket.c:2752)
[   11.083962][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.084111][  T211]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.084267][  T211]  ? 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))
[   11.084419][  T211]  __sys_sendmsg (net/socket.c:2784)
[   11.084576][  T211]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.084732][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.084900][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.085051][  T211]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.085204][  T211]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.085369][  T211]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.085522][  T211]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.085719][  T211] RIP: 0033:0x7f218d73e08e
[   11.085883][  T211] 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
[   11.086453][  T211] RSP: 002b:00007ffdab3098e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.086683][  T211] RAX: ffffffffffffffda RBX: 00007ffdab30a078 RCX: 00007f218d73e08e
[   11.086904][  T211] RDX: 0000000000000000 RSI: 00007ffdab309990 RDI: 0000000000000005
[   11.087194][  T211] RBP: 00007ffdab3098f0 R08: 0000000000000000 R09: 0000000000000000
[   11.087443][  T211] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd9d
[   11.087668][  T211] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdab30a050
| [   11.096975][  T211] ------------[ cut here ]------------
| [   11.097141][  T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/211
| [   11.097420][  T211] Modules linked in: veth
| [   11.098597][  T211] Tainted: [W]=WARN
[   11.098795][  T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.098989][  T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.099194][  T211] 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
[   11.099917][  T211] RSP: 0018:ffa00000005771b0 EFLAGS: 00010286
[   11.100260][  T211] RAX: 00000000ffffffa6 RBX: ff1100000cc631c0 RCX: 1ff40000000aedfc
[   11.100590][  T211] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc63278
[   11.100988][  T211] RBP: ff1100000962c000 R08: 1fe220000198c650 R09: ff11000009338b80
[   11.101315][  T211] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.101610][  T211] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.101928][  T211] FS:  00007f218d504840(0000) GS:ff110000903b0000(0000) knlGS:0000000000000000
[   11.102227][  T211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.102454][  T211] CR2: 0000560dbea57280 CR3: 000000000c554003 CR4: 0000000000771ef0
[   11.102735][  T211] PKRU: 55555554
[   11.102843][  T211] Call Trace:
[   11.102955][  T211]  <TASK>
[   11.103028][  T211]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.103198][  T211]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.103308][  T211]  __dev_notify_flags (net/core/dev.c:9787)
[   11.103460][  T211]  ? netif_change_name (net/core/dev.c:1495)
[   11.103787][  T211]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.104068][  T211]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.104221][  T211]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.104365][  T211]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   11.104507][  T211]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.104715][  T211]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.104994][  T211]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.105155][  T211]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.105350][  T211]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.105494][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.105702][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.105872][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.106016][  T211]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.106155][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.106299][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.106446][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.106588][  T211]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.106798][  T211]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.106951][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.107116][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.107261][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.107401][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.107544][  T211]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.107753][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.107902][  T211]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.108051][  T211]  ? 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))
[   11.108194][  T211]  ? 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))
[   11.108338][  T211]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.108482][  T211]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.108626][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.108846][  T211]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.108998][  T211]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.109146][  T211]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.109294][  T211]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.109440][  T211]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.109581][  T211]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.109823][  T211]  ? move_addr_to_kernel (net/socket.c:258)
[   11.109975][  T211]  ___sys_sendmsg (net/socket.c:2752)
[   11.110116][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.110257][  T211]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.110408][  T211]  ? 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))
[   11.110554][  T211]  __sys_sendmsg (net/socket.c:2784)
[   11.110759][  T211]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.110911][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.111057][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.111206][  T211]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.111369][  T211]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.111511][  T211]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.111721][  T211]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.111903][  T211] RIP: 0033:0x7f218d73e08e
[   11.112054][  T211] 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
[   11.112565][  T211] RSP: 002b:00007ffdab3098e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.112845][  T211] RAX: ffffffffffffffda RBX: 00007ffdab30a078 RCX: 00007f218d73e08e
[   11.113059][  T211] RDX: 0000000000000000 RSI: 00007ffdab309990 RDI: 0000000000000005
[   11.113275][  T211] RBP: 00007ffdab3098f0 R08: 0000000000000000 R09: 0000000000000000
[   11.113491][  T211] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd9d


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