======================================
| xx__-> [    9.096092][  T191] ------------[ cut here ]------------
| [    9.096421][  T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/191
| [    9.096771][  T191] Modules linked in: veth
| [    9.097439][  T191] Tainted: [W]=WARN
[    9.097599][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.097841][  T191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.098126][  T191] 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
[    9.098742][  T191] RSP: 0018:ffa00000007f6e30 EFLAGS: 00010286
[    9.098990][  T191] RAX: 00000000ffffffa6 RBX: ff1100000284c900 RCX: 1ff40000000fed8c
[    9.099479][  T191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000284c9b8
[    9.099886][  T191] RBP: ff11000009d04000 R08: 1fe2200000509938 R09: ff11000009e0ae80
[    9.100251][  T191] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.100602][  T191] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000092a9900
[    9.101034][  T191] FS:  00007f36a5516840(0000) GS:ff11000087ab0000(0000) knlGS:0000000000000000
[    9.102318][  T191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.102665][  T191] CR2: 00007f1bef22f808 CR3: 0000000013eb7002 CR4: 0000000000771ef0
[    9.103051][  T191] PKRU: 55555554
[    9.103431][  T191] Call Trace:
[    9.103701][  T191]  <TASK>
[    9.103953][  T191]  ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[    9.104376][  T191]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.104681][  T191]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.104973][  T191]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.105393][  T191]  __dev_notify_flags (net/core/dev.c:9787)
[    9.105699][  T191]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.106025][  T191]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    9.106305][  T191]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    9.106592][  T191]  ? netif_change_name (net/core/dev.c:1495)
[    9.106914][  T191]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[    9.107240][  T191]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.107443][  T191]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.107635][  T191] veth_newlink (drivers/net/veth.c:1871) veth
[    9.107836][  T191]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.108099][  T191]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.108312][  T191]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.108511][  T191]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.108730][  T191]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.108958][  T191]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.109165][  T191]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.109355][  T191]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.109655][  T191]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.109859][  T191]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.110076][  T191]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.110264][  T191]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.110552][  T191]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.110766][  T191]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.110984][  T191]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.111191][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.111504][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.111698][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.111904][  T191]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.112106][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.112395][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.112587][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.112781][  T191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.112988][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.113193][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.113382][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.113575][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.113762][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.114017][  T191]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.114404][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.114602][  T191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.114809][  T191]  ? 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))
[    9.115024][  T191]  ? 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))
[    9.115318][  T191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.115514][  T191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.115710][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.115921][  T191]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.116132][  T191]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.116328][  T191]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.116526][  T191]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.116718][  T191]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.116926][  T191]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.117162][  T191]  ? move_addr_to_kernel (net/socket.c:258)
[    9.117358][  T191]  ___sys_sendmsg (net/socket.c:2752)
[    9.117643][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.117846][  T191]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.118171][  T191]  __sys_sendmsg (net/socket.c:2784)
[    9.118362][  T191]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.118645][  T191]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.119079][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.119370][  T191]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.119565][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.119758][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.119965][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.120172][  T191]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.120361][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.120554][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.120907][  T191] RIP: 0033:0x7f36a575008e
[    9.121239][  T191] 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
[    9.121932][  T191] RSP: 002b:00007ffc6e6153e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.122410][  T191] RAX: ffffffffffffffda RBX: 00007ffc6e615b78 RCX: 00007f36a575008e
[    9.122676][  T191] RDX: 0000000000000000 RSI: 00007ffc6e615490 RDI: 0000000000000005
[    9.122964][  T191] RBP: 00007ffc6e6153f0 R08: 0000000000000000 R09: 0000000000000000
[    9.123243][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc5f
[    9.123508][  T191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6e615b50
| [    9.138171][  T191] ------------[ cut here ]------------
| [    9.138414][  T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/191
| [    9.138700][  T191] Modules linked in: veth
| [    9.139114][  T191] Tainted: [W]=WARN
[    9.139218][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.139389][  T191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.139571][  T191] 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
[    9.140076][  T191] RSP: 0018:ffa00000007f71b0 EFLAGS: 00010286
[    9.140251][  T191] RAX: 00000000ffffffa6 RBX: ff11000009fd3380 RCX: 1ff40000000fedfc
[    9.140455][  T191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009fd3438
[    9.140660][  T191] RBP: ff11000008909000 R08: 1fe22000013fa688 R09: ff11000009e0ae80
[    9.140873][  T191] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.141082][  T191] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.141357][  T191] FS:  00007f36a5516840(0000) GS:ff11000087a30000(0000) knlGS:0000000000000000
[    9.141664][  T191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.141841][  T191] CR2: 00007f53bb1a2f98 CR3: 0000000013eb7002 CR4: 0000000000771ef0
[    9.142080][  T191] PKRU: 55555554
[    9.142183][  T191] Call Trace:
[    9.142306][  T191]  <TASK>
[    9.142377][  T191]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.142517][  T191]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.142621][  T191]  __dev_notify_flags (net/core/dev.c:9787)
[    9.142757][  T191]  ? netif_change_name (net/core/dev.c:1495)
[    9.142930][  T191]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.143181][  T191]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.143321][  T191]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.143568][  T191]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.143721][  T191]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.143865][  T191]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.144106][  T191]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.144252][  T191]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.144392][  T191]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.144531][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.144668][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.144809][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.144949][  T191]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.145185][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.145325][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.145462][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.145597][  T191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.145733][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.145879][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.146174][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.146313][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.146448][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.146586][  T191]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.146722][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.146863][  T191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.147073][  T191]  ? 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))
[    9.147211][  T191]  ? 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))
[    9.147349][  T191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.147487][  T191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.147623][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.147762][  T191]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.147911][  T191]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.148054][  T191]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.148194][  T191]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.148331][  T191]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.148467][  T191]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.148660][  T191]  ? move_addr_to_kernel (net/socket.c:258)
[    9.148814][  T191]  ___sys_sendmsg (net/socket.c:2752)
[    9.148955][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.149100][  T191]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.149252][  T191]  __sys_sendmsg (net/socket.c:2784)
[    9.149390][  T191]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.149528][  T191]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.149663][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.149810][  T191]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.149950][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.150119][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.150261][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.150404][  T191]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.150541][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.150677][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.150851][  T191] RIP: 0033:0x7f36a575008e
[    9.151006][  T191] 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
[    9.151503][  T191] RSP: 002b:00007ffc6e6153e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.151708][  T191] RAX: ffffffffffffffda RBX: 00007ffc6e615b78 RCX: 00007f36a575008e
[    9.151963][  T191] RDX: 0000000000000000 RSI: 00007ffc6e615490 RDI: 0000000000000005
[    9.152179][  T191] RBP: 00007ffc6e6153f0 R08: 0000000000000000 R09: 0000000000000000
[    9.152386][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc5f
[    9.152590][  T191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6e615b50
| [    9.279404][  T198] ------------[ cut here ]------------
| [    9.279593][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/198
| [    9.279865][  T198] Modules linked in: veth
| [    9.280287][  T198] Tainted: [W]=WARN
[    9.280397][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.280581][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.280785][  T198] 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
[    9.281305][  T198] RSP: 0018:ffa0000000916e30 EFLAGS: 00010286
[    9.281486][  T198] RAX: 00000000ffffffa6 RBX: ff11000009c903c0 RCX: 1ff4000000122d8c
[    9.281697][  T198] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009c90478
[    9.281919][  T198] RBP: ff110000140ec000 R08: 1fe2200001392090 R09: ff11000012e1d180
[    9.282133][  T198] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.282344][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b123c00
[    9.282557][  T198] FS:  00007f8dfb5b7840(0000) GS:ff11000087b30000(0000) knlGS:0000000000000000
[    9.282810][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.283631][  T198] CR2: 00007f855c9ab870 CR3: 000000000b33d006 CR4: 0000000000771ef0
[    9.283845][  T198] PKRU: 55555554
[    9.283955][  T198] Call Trace:
[    9.284065][  T198]  <TASK>
[    9.284137][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.284281][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.284388][  T198]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.284565][  T198]  __dev_notify_flags (net/core/dev.c:9787)
[    9.284719][  T198]  ? netif_change_name (net/core/dev.c:1495)
[    9.284866][  T198]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.285016][  T198]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.285154][  T198]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.285294][  T198]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.285436][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.285578][  T198]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.285724][  T198]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.285871][  T198]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.286016][  T198]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.286156][  T198] veth_newlink (drivers/net/veth.c:1871) veth
[    9.286298][  T198]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.286473][  T198]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.286615][  T198]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.286755][  T198]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.286924][  T198]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.287071][  T198]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.287214][  T198]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.287353][  T198]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.287496][  T198]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.287636][  T198]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.287782][  T198]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.287926][  T198]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.288070][  T198]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.288215][  T198]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.288359][  T198]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.288500][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.288641][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.288786][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.288931][  T198]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.289096][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.289240][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.289380][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.289518][  T198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.289657][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.289802][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.289962][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.290109][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.290248][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.290391][  T198]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.290549][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.290689][  T198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.290838][  T198]  ? 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))
[    9.290985][  T198]  ? 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))
[    9.291130][  T198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.291280][  T198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.291421][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.291561][  T198]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.291882][  T198]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.292044][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.292190][  T198]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.292330][  T198]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.292469][  T198]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.292642][  T198]  ? move_addr_to_kernel (net/socket.c:258)
[    9.292790][  T198]  ___sys_sendmsg (net/socket.c:2752)
[    9.292934][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.293088][  T198]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.293244][  T198]  ? 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))
[    9.293385][  T198]  __sys_sendmsg (net/socket.c:2784)
[    9.293524][  T198]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.293668][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.293813][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.293972][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.294115][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.294255][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.294396][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.294589][  T198] RIP: 0033:0x7f8dfb7f108e
[    9.294754][  T198] 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
[    9.295263][  T198] RSP: 002b:00007ffd96d17160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.295474][  T198] RAX: ffffffffffffffda RBX: 00007ffd96d178f8 RCX: 00007f8dfb7f108e
[    9.295682][  T198] RDX: 0000000000000000 RSI: 00007ffd96d17210 RDI: 0000000000000005
[    9.295918][  T198] RBP: 00007ffd96d17170 R08: 0000000000000000 R09: 0000000000000000
[    9.296129][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc5f
[    9.296338][  T198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd96d178d0
| [    9.312839][  T198] ------------[ cut here ]------------
| [    9.313067][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/198
| [    9.313306][  T198] Modules linked in: veth
| [    9.313711][  T198] Tainted: [W]=WARN
[    9.313821][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.314002][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.314181][  T198] 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
[    9.314665][  T198] RSP: 0018:ffa00000009171b0 EFLAGS: 00010286
[    9.314841][  T198] RAX: 00000000ffffffa6 RBX: ff1100001318f380 RCX: 1ff4000000122dfc
[    9.315056][  T198] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001318f438
[    9.315258][  T198] RBP: ff11000013d69000 R08: 1fe2200002631e88 R09: ff11000012e1d180
[    9.315461][  T198] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.315665][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.315878][  T198] FS:  00007f8dfb5b7840(0000) GS:ff11000087b30000(0000) knlGS:0000000000000000
[    9.316124][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.316297][  T198] CR2: 00007f855c9ab870 CR3: 000000000b33d006 CR4: 0000000000771ef0
[    9.316501][  T198] PKRU: 55555554
[    9.316601][  T198] Call Trace:
[    9.316715][  T198]  <TASK>
[    9.316791][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.316938][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.317047][  T198]  __dev_notify_flags (net/core/dev.c:9787)
[    9.317186][  T198]  ? netif_change_name (net/core/dev.c:1495)
[    9.317323][  T198]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.317461][  T198]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.317601][  T198]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.317747][  T198]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.317893][  T198]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.318036][  T198]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.318179][  T198]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.318321][  T198]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.318464][  T198]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.318602][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.318738][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.318884][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.319025][  T198]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.319159][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.319301][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.319439][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.319576][  T198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.319712][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.319851][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.319999][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.320137][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.320270][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.320410][  T198]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.320547][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.320683][  T198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.320825][  T198]  ? 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))
[    9.320965][  T198]  ? 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))
[    9.321108][  T198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.321246][  T198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.321402][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.321539][  T198]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.321676][  T198]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.321818][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.321966][  T198]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.322107][  T198]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.322244][  T198]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.322413][  T198]  ? move_addr_to_kernel (net/socket.c:258)
[    9.322556][  T198]  ___sys_sendmsg (net/socket.c:2752)
[    9.322691][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.322830][  T198]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.322983][  T198]  ? 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))
[    9.323126][  T198]  __sys_sendmsg (net/socket.c:2784)
[    9.323262][  T198]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.323402][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.323542][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.323678][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.323818][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.324026][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.324163][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.324330][  T198] RIP: 0033:0x7f8dfb7f108e
[    9.324476][  T198] 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
[    9.324974][  T198] RSP: 002b:00007ffd96d17160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.325186][  T198] RAX: ffffffffffffffda RBX: 00007ffd96d178f8 RCX: 00007f8dfb7f108e
[    9.325390][  T198] RDX: 0000000000000000 RSI: 00007ffd96d17210 RDI: 0000000000000005
[    9.325594][  T198] RBP: 00007ffd96d17170 R08: 0000000000000000 R09: 0000000000000000
[    9.325801][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc5f
[    9.326015][  T198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd96d178d0
| [    9.535912][  T208] ------------[ cut here ]------------
| [    9.536806][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/208
| [    9.537125][  T208] Modules linked in: veth
| [    9.537526][  T208] Tainted: [W]=WARN
[    9.537631][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.537878][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.538105][  T208] 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
[    9.538604][  T208] RSP: 0018:ffa0000000866e30 EFLAGS: 00010286
[    9.538786][  T208] RAX: 00000000ffffffa6 RBX: ff110000131d2200 RCX: 1ff400000010cd8c
[    9.539015][  T208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131d22b8
[    9.539224][  T208] RBP: ff11000008ae1000 R08: 1fe220000263a458 R09: ff11000014070b80
[    9.539436][  T208] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.539649][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004ca8b00
[    9.539863][  T208] FS:  00007f7b46346840(0000) GS:ff11000087a30000(0000) knlGS:0000000000000000
[    9.540144][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.540331][  T208] CR2: 00007f9769d65388 CR3: 0000000012e60004 CR4: 0000000000771ef0
[    9.540542][  T208] PKRU: 55555554
[    9.540647][  T208] Call Trace:
[    9.540753][  T208]  <TASK>
[    9.540829][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.540978][  T208]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.541124][  T208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.541231][  T208]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.541371][  T208]  __dev_notify_flags (net/core/dev.c:9787)
[    9.541514][  T208]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.541654][  T208]  ? 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)
[    9.541800][  T208]  ? netif_change_name (net/core/dev.c:1495)
[    9.541944][  T208]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.542088][  T208]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.542226][  T208]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.542367][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.542508][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.542645][  T208]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.542788][  T208]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.542945][  T208]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.543092][  T208]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.543234][  T208] veth_newlink (drivers/net/veth.c:1871) veth
[    9.543377][  T208]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.543548][  T208]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.543688][  T208]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.543832][  T208]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.543998][  T208]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.544137][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.544279][  T208]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.544417][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.544560][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.544700][  T208]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.544844][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.544987][  T208]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.545131][  T208]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.545276][  T208]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.545436][  T208]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.545578][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.545718][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.545859][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.546008][  T208]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.546166][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.546318][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.546458][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.546595][  T208]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.546734][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.546882][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.547028][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.547171][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.547310][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.547450][  T208]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.547591][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.547730][  T208]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.547882][  T208]  ? 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))
[    9.548027][  T208]  ? 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))
[    9.548171][  T208]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.548310][  T208]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.548451][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.548595][  T208]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.548739][  T208]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.548891][  T208]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.549038][  T208]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.549179][  T208]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.549318][  T208]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.549493][  T208]  ? move_addr_to_kernel (net/socket.c:258)
[    9.549638][  T208]  ___sys_sendmsg (net/socket.c:2752)
[    9.549780][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.549926][  T208]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.550080][  T208]  ? 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))
[    9.550221][  T208]  __sys_sendmsg (net/socket.c:2784)
[    9.550361][  T208]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.550502][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.550642][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.550787][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.550930][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.551074][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.551215][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.551390][  T208] RIP: 0033:0x7f7b4658008e
[    9.551538][  T208] 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
[    9.552105][  T208] RSP: 002b:00007ffc760ce050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.552319][  T208] RAX: ffffffffffffffda RBX: 00007ffc760ce7e8 RCX: 00007f7b4658008e
[    9.552528][  T208] RDX: 0000000000000000 RSI: 00007ffc760ce100 RDI: 0000000000000005
[    9.552737][  T208] RBP: 00007ffc760ce060 R08: 0000000000000000 R09: 0000000000000000
[    9.552958][  T208] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc5f
[    9.553231][  T208] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc760ce7c0
| [    9.567975][  T208] ------------[ cut here ]------------
| [    9.568192][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/208
| [    9.568435][  T208] Modules linked in: veth
| [    9.568844][  T208] Tainted: [W]=WARN
[    9.568952][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.569132][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.569312][  T208] 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
[    9.569801][  T208] RSP: 0018:ffa00000008671b0 EFLAGS: 00010286
[    9.569980][  T208] RAX: 00000000ffffffa6 RBX: ff11000009efc580 RCX: 1ff400000010cdfc
[    9.570193][  T208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009efc638
[    9.570396][  T208] RBP: ff11000001db4000 R08: 1fe22000013df8c8 R09: ff11000014070b80
[    9.570601][  T208] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.570806][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.571024][  T208] FS:  00007f7b46346840(0000) GS:ff11000087a30000(0000) knlGS:0000000000000000
[    9.571270][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.571444][  T208] CR2: 00007f9769d65388 CR3: 0000000012e60004 CR4: 0000000000771ef0
[    9.571660][  T208] PKRU: 55555554
[    9.571764][  T208] Call Trace:
[    9.571877][  T208]  <TASK>
[    9.571948][  T208]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.572092][  T208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.572198][  T208]  __dev_notify_flags (net/core/dev.c:9787)
[    9.572339][  T208]  ? netif_change_name (net/core/dev.c:1495)
[    9.572480][  T208]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.572617][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.572758][  T208]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.572909][  T208]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.573054][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.573192][  T208]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.573328][  T208]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.573473][  T208]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.573614][  T208]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.573753][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.573901][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.574044][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.574180][  T208]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.574315][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.574456][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.574595][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.574731][  T208]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.574881][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.575457][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.575594][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.575732][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.575878][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.576027][  T208]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.576165][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.576302][  T208]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.576442][  T208]  ? 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))
[    9.576581][  T208]  ? 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))
[    9.576719][  T208]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.576858][  T208]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.577008][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.577148][  T208]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.577287][  T208]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.577439][  T208]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.577585][  T208]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.577723][  T208]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.577865][  T208]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.578042][  T208]  ? move_addr_to_kernel (net/socket.c:258)
[    9.578188][  T208]  ___sys_sendmsg (net/socket.c:2752)
[    9.578326][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.578463][  T208]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.578610][  T208]  ? 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))
[    9.578749][  T208]  __sys_sendmsg (net/socket.c:2784)
[    9.578894][  T208]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.579040][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.579183][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.579323][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.579461][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.579601][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.579739][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.579917][  T208] RIP: 0033:0x7f7b4658008e
[    9.580067][  T208] 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
[    9.580558][  T208] RSP: 002b:00007ffc760ce050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.580763][  T208] RAX: ffffffffffffffda RBX: 00007ffc760ce7e8 RCX: 00007f7b4658008e
[    9.580978][  T208] RDX: 0000000000000000 RSI: 00007ffc760ce100 RDI: 0000000000000005
[    9.581189][  T208] RBP: 00007ffc760ce060 R08: 0000000000000000 R09: 0000000000000000
[    9.581392][  T208] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc5f
[    9.581595][  T208] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc760ce7c0
| [    9.744150][  T214] ------------[ cut here ]------------
| [    9.744336][  T214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/214
| [    9.744594][  T214] Modules linked in: veth
| [    9.745017][  T214] Tainted: [W]=WARN
[    9.745125][  T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.745302][  T214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.745490][  T214] 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
[    9.746001][  T214] RSP: 0018:ffa00000007f6e30 EFLAGS: 00010286
[    9.746179][  T214] RAX: 00000000ffffffa6 RBX: ff11000016469c40 RCX: 1ff40000000fed8c
[    9.746387][  T214] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000016469cf8
[    9.746598][  T214] RBP: ff11000014069000 R08: 1fe2200002c8d3a0 R09: ff110000132a0b80
[    9.746813][  T214] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.747030][  T214] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001658e000
[    9.747240][  T214] FS:  00007f12eef31840(0000) GS:ff11000087b30000(0000) knlGS:0000000000000000
[    9.747486][  T214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.747662][  T214] CR2: 000000000042ebe0 CR3: 0000000012f37002 CR4: 0000000000771ef0
[    9.747879][  T214] PKRU: 55555554
[    9.747984][  T214] Call Trace:
[    9.748092][  T214]  <TASK>
[    9.748165][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.748309][  T214]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.748449][  T214]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.748558][  T214]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.748700][  T214]  __dev_notify_flags (net/core/dev.c:9787)
[    9.748843][  T214]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.748991][  T214]  ? 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)
[    9.749137][  T214]  ? netif_change_name (net/core/dev.c:1495)
[    9.749274][  T214]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.749414][  T214]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.749557][  T214]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.749697][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.749842][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.749988][  T214]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.750134][  T214]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.750271][  T214]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.750409][  T214]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.750552][  T214] veth_newlink (drivers/net/veth.c:1871) veth
[    9.750694][  T214]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.750874][  T214]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.751020][  T214]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.751158][  T214]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.751312][  T214]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.751453][  T214]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.751596][  T214]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.751734][  T214]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.751883][  T214]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.752029][  T214]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.752170][  T214]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.752310][  T214]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.752450][  T214]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.752595][  T214]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.752736][  T214]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.752885][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.753028][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.753167][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.753305][  T214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.753442][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.753585][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.753724][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.753866][  T214]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.754017][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.754158][  T214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.754295][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.754433][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.754571][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.754710][  T214]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.754853][  T214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.755017][  T214]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.755163][  T214]  ? 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))
[    9.755321][  T214]  ? 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))
[    9.755463][  T214]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.755606][  T214]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.755745][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.755897][  T214]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.756043][  T214]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.756185][  T214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.756328][  T214]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.756477][  T214]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.756625][  T214]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.756802][  T214]  ? move_addr_to_kernel (net/socket.c:258)
[    9.756951][  T214]  ___sys_sendmsg (net/socket.c:2752)
[    9.757093][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.757232][  T214]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.757379][  T214]  ? 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))
[    9.757522][  T214]  __sys_sendmsg (net/socket.c:2784)
[    9.757662][  T214]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.757809][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.757954][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.758100][  T214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.758240][  T214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.758379][  T214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.758520][  T214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.758695][  T214] RIP: 0033:0x7f12ef16b08e
[    9.758848][  T214] 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
[    9.759350][  T214] RSP: 002b:00007fff60cc25a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.759558][  T214] RAX: ffffffffffffffda RBX: 00007fff60cc2d38 RCX: 00007f12ef16b08e
[    9.759769][  T214] RDX: 0000000000000000 RSI: 00007fff60cc2650 RDI: 0000000000000005
[    9.760001][  T214] RBP: 00007fff60cc25b0 R08: 0000000000000000 R09: 0000000000000000
[    9.760209][  T214] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc60
[    9.760418][  T214] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff60cc2d10
| [    9.770814][  T214] ------------[ cut here ]------------
| [    9.772091][  T214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/214
| [    9.772336][  T214] Modules linked in: veth
| [    9.772766][  T214] Tainted: [W]=WARN
[    9.772880][  T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.773060][  T214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.773238][  T214] 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
[    9.773721][  T214] RSP: 0018:ffa00000007f71b0 EFLAGS: 00010286
[    9.773900][  T214] RAX: 00000000ffffffa6 RBX: ff110000092f8e40 RCX: 1ff40000000fedfc
[    9.774107][  T214] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092f8ef8
[    9.774311][  T214] RBP: ff110000140fc000 R08: 1fe220000125f1e0 R09: ff110000132a0b80
[    9.774518][  T214] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.774719][  T214] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.774935][  T214] FS:  00007f12eef31840(0000) GS:ff11000087b30000(0000) knlGS:0000000000000000
[    9.775176][  T214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.775346][  T214] CR2: 000000000042ebe0 CR3: 0000000012f37002 CR4: 0000000000771ef0
[    9.775551][  T214] PKRU: 55555554
[    9.775652][  T214] Call Trace:
[    9.775753][  T214]  <TASK>
[    9.775827][  T214]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.775970][  T214]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.776077][  T214]  __dev_notify_flags (net/core/dev.c:9787)
[    9.776226][  T214]  ? netif_change_name (net/core/dev.c:1495)
[    9.776366][  T214]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.776504][  T214]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.776647][  T214]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.776803][  T214]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.776944][  T214]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.777083][  T214]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.777219][  T214]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.777360][  T214]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.777500][  T214]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.777639][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.777785][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.777931][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.778069][  T214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.778644][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.778791][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.778934][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.779075][  T214]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.779211][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.779346][  T214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.779480][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.779621][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.779755][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.779904][  T214]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.780045][  T214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.780188][  T214]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.780330][  T214]  ? 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))
[    9.780466][  T214]  ? 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))
[    9.780606][  T214]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.780743][  T214]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.780889][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.781034][  T214]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.781176][  T214]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.781328][  T214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.781470][  T214]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.781611][  T214]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.781748][  T214]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.781925][  T214]  ? move_addr_to_kernel (net/socket.c:258)
[    9.782072][  T214]  ___sys_sendmsg (net/socket.c:2752)
[    9.782212][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.782361][  T214]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.782515][  T214]  ? 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))
[    9.782656][  T214]  __sys_sendmsg (net/socket.c:2784)
[    9.782798][  T214]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.782945][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.783100][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.783237][  T214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.783388][  T214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.783530][  T214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.783667][  T214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.783850][  T214] RIP: 0033:0x7f12ef16b08e
[    9.784015][  T214] 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
[    9.784526][  T214] RSP: 002b:00007fff60cc25a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.784732][  T214] RAX: ffffffffffffffda RBX: 00007fff60cc2d38 RCX: 00007f12ef16b08e
[    9.784946][  T214] RDX: 0000000000000000 RSI: 00007fff60cc2650 RDI: 0000000000000005
[    9.785172][  T214] RBP: 00007fff60cc25b0 R08: 0000000000000000 R09: 0000000000000000
[    9.785382][  T214] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc60


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