======================================
| xx__-> [   10.750440][  T185] ------------[ cut here ]------------
| [   10.750687][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/185
| [   10.751034][  T185] Modules linked in: veth
| [   10.751547][  T185] Tainted: [W]=WARN
[   10.751708][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.751932][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.752129][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.752654][  T185] RSP: 0018:ffa0000000846e30 EFLAGS: 00010286
[   10.752845][  T185] RAX: 00000000ffffffa6 RBX: ff11000009398200 RCX: 1ff4000000108d8c
[   10.753060][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093982b8
[   10.753274][  T185] RBP: ff110000089a9000 R08: 1fe2200001273058 R09: ff1100000c948b80
[   10.753495][  T185] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.753718][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000059eb500
[   10.753970][  T185] FS:  00007fa79322c840(0000) GS:ff110000945b0000(0000) knlGS:0000000000000000
[   10.754231][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.754431][  T185] CR2: 000055dff94d2d50 CR3: 0000000009392001 CR4: 0000000000771ef0
[   10.754654][  T185] PKRU: 55555554
[   10.754767][  T185] Call Trace:
[   10.754895][  T185]  <TASK>
[   10.754979][  T185]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.755179][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.755332][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.755452][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.755609][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.755760][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[   10.755915][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.756063][  T185]  ? netif_change_name (net/core/dev.c:1495)
[   10.756211][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.756367][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.756525][  T185]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.756677][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.756832][  T185]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.756982][  T185]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.757137][  T185] veth_newlink (drivers/net/veth.c:1871) veth
[   10.757285][  T185]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.757474][  T185]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.757630][  T185]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.757785][  T185]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.757951][  T185]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.758105][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.758259][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.758405][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.758559][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.758711][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.758874][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.759016][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.759158][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.759308][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.759462][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.759611][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.759758][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.759911][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.760053][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.760198][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.760345][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.760502][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.760649][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.760799][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.760943][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.761088][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.761241][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.761388][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.761593][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.761781][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.761930][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.762075][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.762220][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.762366][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.762516][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.762661][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.762811][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.762958][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.763103][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.763249][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.763394][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.763543][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.763724][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[   10.763879][  T185]  ___sys_sendmsg (net/socket.c:2752)
[   10.764027][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.764174][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.764337][  T185]  __sys_sendmsg (net/socket.c:2784)
[   10.764490][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.764636][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.764779][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.764938][  T185]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.765089][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.765236][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.765381][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.765537][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.765683][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.765836][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.766016][  T185] RIP: 0033:0x7fa79346608e
[   10.766172][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.766737][  T185] RSP: 002b:00007fffe8dbab50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.766971][  T185] RAX: ffffffffffffffda RBX: 00007fffe8dbb2e8 RCX: 00007fa79346608e
[   10.767201][  T185] RDX: 0000000000000000 RSI: 00007fffe8dbac00 RDI: 0000000000000005
[   10.767439][  T185] RBP: 00007fffe8dbab60 R08: 0000000000000000 R09: 0000000000000000
[   10.767662][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9cc
[   10.767888][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe8dbb2c0
| [   10.778501][  T185] ------------[ cut here ]------------
| [   10.778703][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/185
| [   10.779009][  T185] Modules linked in: veth
| [   10.779423][  T185] Tainted: [W]=WARN
[   10.779534][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.779711][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.779903][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.780405][  T185] RSP: 0018:ffa00000008471b0 EFLAGS: 00010286
[   10.780592][  T185] RAX: 00000000ffffffa6 RBX: ff11000004bf91c0 RCX: 1ff4000000108dfc
[   10.780807][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004bf9278
[   10.781014][  T185] RBP: ff11000007b3c000 R08: 1fe220000097f250 R09: ff1100000c948b80
[   10.781231][  T185] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.781442][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.781653][  T185] FS:  00007fa79322c840(0000) GS:ff110000945b0000(0000) knlGS:0000000000000000
[   10.781904][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.782080][  T185] CR2: 000055dff94d2d50 CR3: 0000000009392001 CR4: 0000000000771ef0
[   10.782294][  T185] PKRU: 55555554
[   10.782403][  T185] Call Trace:
[   10.782524][  T185]  <TASK>
[   10.782596][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.782737][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.782846][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[   10.782986][  T185]  ? netif_change_name (net/core/dev.c:1495)
[   10.783146][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.783290][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.783439][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.783583][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.783729][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.783889][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.784036][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.784198][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.784349][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.784506][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.784648][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.784787][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.784935][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.785072][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.785214][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.785357][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.785506][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.785643][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.785782][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.785923][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.786061][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.786202][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.786343][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.786494][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.786632][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.786778][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.786922][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.787062][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.787220][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.787363][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.787515][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.787658][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.787806][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.787959][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.788099][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.788241][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.788429][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[   10.788579][  T185]  ___sys_sendmsg (net/socket.c:2752)
[   10.788723][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.788869][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.789022][  T185]  __sys_sendmsg (net/socket.c:2784)
[   10.789162][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.789311][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.789461][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.789608][  T185]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.789747][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.789892][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.790032][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.790172][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.790313][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.790463][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.790638][  T185] RIP: 0033:0x7fa79346608e
[   10.790798][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.791295][  T185] RSP: 002b:00007fffe8dbab50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.791527][  T185] RAX: ffffffffffffffda RBX: 00007fffe8dbb2e8 RCX: 00007fa79346608e
[   10.791743][  T185] RDX: 0000000000000000 RSI: 00007fffe8dbac00 RDI: 0000000000000005
[   10.791957][  T185] RBP: 00007fffe8dbab60 R08: 0000000000000000 R09: 0000000000000000
[   10.792174][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9cc
[   10.792384][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe8dbb2c0
| [   10.963718][  T191] ------------[ cut here ]------------
| [   10.963923][  T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/191
| [   10.964193][  T191] Modules linked in: veth
| [   10.964623][  T191] Tainted: [W]=WARN
[   10.964737][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.964929][  T191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.965127][  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
[   10.965684][  T191] RSP: 0018:ffa0000000856e30 EFLAGS: 00010286
[   10.965964][  T191] RAX: 00000000ffffffa6 RBX: ff1100000889c580 RCX: 1ff400000010ad8c
[   10.966219][  T191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000889c638
[   10.966441][  T191] RBP: ff1100000c02c000 R08: 1fe22000011138c8 R09: ff1100000c6a5180
[   10.966657][  T191] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.966917][  T191] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004dc8400
[   10.967192][  T191] FS:  00007f3b5baaf840(0000) GS:ff110000945b0000(0000) knlGS:0000000000000000
[   10.967454][  T191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.967638][  T191] CR2: 000000000042ebe0 CR3: 000000000ca4d004 CR4: 0000000000771ef0
[   10.967873][  T191] PKRU: 55555554
[   10.968038][  T191] Call Trace:
[   10.968155][  T191]  <TASK>
[   10.968234][  T191]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.968387][  T191]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.968502][  T191]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.968684][  T191]  __dev_notify_flags (net/core/dev.c:9787)
[   10.968840][  T191]  ? netif_change_name (net/core/dev.c:1495)
[   10.968981][  T191]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.969126][  T191]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.969271][  T191]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.969415][  T191]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.969565][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.969716][  T191]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.969868][  T191]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.970012][  T191]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.970157][  T191]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.970309][  T191] veth_newlink (drivers/net/veth.c:1871) veth
[   10.970462][  T191]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.970641][  T191]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.970790][  T191]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.970943][  T191]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.971106][  T191]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.971254][  T191]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.971409][  T191]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.971559][  T191]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.971708][  T191]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.971862][  T191]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.972010][  T191]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.972159][  T191]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.972307][  T191]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.972473][  T191]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.972625][  T191]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.972772][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.972924][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.973072][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.973219][  T191]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.973364][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.973522][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.973670][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.973818][  T191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.973967][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.974110][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.974251][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.974398][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.974545][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.974712][  T191]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.974881][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.975047][  T191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.975228][  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))
[   10.975446][  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))
[   10.975672][  T191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.975911][  T191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.976101][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.976253][  T191]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.976433][  T191]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.976594][  T191]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.976763][  T191]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.976938][  T191]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.977094][  T191]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.977333][  T191]  ? move_addr_to_kernel (net/socket.c:258)
[   10.977569][  T191]  ___sys_sendmsg (net/socket.c:2752)
[   10.977761][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.977982][  T191]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.978182][  T191]  ? 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))
[   10.978341][  T191]  __sys_sendmsg (net/socket.c:2784)
[   10.978517][  T191]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.978686][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.978891][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.979041][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.979188][  T191]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.979348][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.979513][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.979703][  T191] RIP: 0033:0x7f3b5bce908e
[   10.979917][  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
[   10.980704][  T191] RSP: 002b:00007ffcaa287560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.980981][  T191] RAX: ffffffffffffffda RBX: 00007ffcaa287cf8 RCX: 00007f3b5bce908e
[   10.981314][  T191] RDX: 0000000000000000 RSI: 00007ffcaa287610 RDI: 0000000000000005
[   10.981664][  T191] RBP: 00007ffcaa287570 R08: 0000000000000000 R09: 0000000000000000
[   10.981995][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9cd
[   10.982301][  T191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcaa287cd0
| [   10.997080][  T191] ------------[ cut here ]------------
| [   10.997256][  T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/191
| [   10.997521][  T191] Modules linked in: veth
| [   10.998298][  T191] Tainted: [W]=WARN
[   10.998466][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.998735][  T191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.999138][  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
[   11.000029][  T191] RSP: 0018:ffa00000008571b0 EFLAGS: 00010286
[   11.000324][  T191] RAX: 00000000ffffffa6 RBX: ff11000004ca0c80 RCX: 1ff400000010adfc
[   11.000679][  T191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004ca0d38
[   11.001223][  T191] RBP: ff11000002444000 R08: 1fe22000009941a8 R09: ff1100000c6a5180
[   11.001566][  T191] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.002114][  T191] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.002462][  T191] FS:  00007f3b5baaf840(0000) GS:ff110000945b0000(0000) knlGS:0000000000000000
[   11.003017][  T191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.003280][  T191] CR2: 000000000042ebe0 CR3: 000000000ca4d004 CR4: 0000000000771ef0
[   11.003599][  T191] PKRU: 55555554
[   11.003758][  T191] Call Trace:
[   11.004006][  T191]  <TASK>
[   11.004086][  T191]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.004234][  T191]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.004349][  T191]  __dev_notify_flags (net/core/dev.c:9787)
[   11.004501][  T191]  ? netif_change_name (net/core/dev.c:1495)
[   11.004648][  T191]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.004790][  T191]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.004942][  T191]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.005087][  T191]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   11.005231][  T191]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.005375][  T191]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.005530][  T191]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.005681][  T191]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.005841][  T191]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.005994][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.006185][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.006400][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.006553][  T191]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.006696][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.006851][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.006994][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.007148][  T191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.007360][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.007509][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.007655][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.007871][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.008044][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.008261][  T191]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.008482][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.008700][  T191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.008935][  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))
[   11.009125][  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))
[   11.009278][  T191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.009432][  T191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.009591][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.009735][  T191]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.009894][  T191]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.010059][  T191]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.010205][  T191]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.010353][  T191]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.010570][  T191]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.010834][  T191]  ? move_addr_to_kernel (net/socket.c:258)
[   11.011063][  T191]  ___sys_sendmsg (net/socket.c:2752)
[   11.011213][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.011356][  T191]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.011526][  T191]  ? 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))
[   11.011672][  T191]  __sys_sendmsg (net/socket.c:2784)
[   11.011854][  T191]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.012000][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.012148][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.012292][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.012445][  T191]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.012591][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.012740][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.012924][  T191] RIP: 0033:0x7f3b5bce908e
[   11.013081][  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
[   11.013691][  T191] RSP: 002b:00007ffcaa287560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.013919][  T191] RAX: ffffffffffffffda RBX: 00007ffcaa287cf8 RCX: 00007f3b5bce908e
[   11.014142][  T191] RDX: 0000000000000000 RSI: 00007ffcaa287610 RDI: 0000000000000005
[   11.014364][  T191] RBP: 00007ffcaa287570 R08: 0000000000000000 R09: 0000000000000000
[   11.014600][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9cd
[   11.014846][  T191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcaa287cd0
| [   11.320870][  T209] ------------[ cut here ]------------
| [   11.321073][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/209
| [   11.321340][  T209] Modules linked in: veth
| [   11.321767][  T209] Tainted: [W]=WARN
[   11.321884][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.322069][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.322274][  T209] 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
[   11.322813][  T209] RSP: 0018:ffa0000000836e30 EFLAGS: 00010286
[   11.323010][  T209] RAX: 00000000ffffffa6 RBX: ff11000004bf9c40 RCX: 1ff4000000106d8c
[   11.323235][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004bf9cf8
[   11.323467][  T209] RBP: ff11000009c59000 R08: 1fe220000097f3a0 R09: ff1100000b1c2e80
[   11.323722][  T209] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.323954][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e263c00
[   11.324177][  T209] FS:  00007fb2318de840(0000) GS:ff11000094730000(0000) knlGS:0000000000000000
[   11.324439][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.324627][  T209] CR2: 000000000042ebe0 CR3: 0000000008d74005 CR4: 0000000000771ef0
[   11.324853][  T209] PKRU: 55555554
[   11.324964][  T209] Call Trace:
[   11.325076][  T209]  <TASK>
[   11.325152][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.325315][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.325540][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.325707][  T209]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   11.325945][  T209]  __dev_notify_flags (net/core/dev.c:9787)
[   11.326162][  T209]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   11.326383][  T209]  ? 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)
[   11.326574][  T209]  ? netif_change_name (net/core/dev.c:1495)
[   11.326723][  T209]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.326879][  T209]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.327021][  T209]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.327164][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.327312][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.327465][  T209]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.327611][  T209]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.327775][  T209]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.327933][  T209]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   11.328079][  T209] veth_newlink (drivers/net/veth.c:1871) veth
[   11.328226][  T209]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   11.328405][  T209]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.328598][  T209]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.328778][  T209]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.328949][  T209]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   11.329097][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   11.329243][  T209]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.329387][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.329542][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.329688][  T209]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.329843][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.329988][  T209]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.330133][  T209]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.330284][  T209]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.330436][  T209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.330582][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.330729][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.330879][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.331025][  T209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.331167][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.331317][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.331466][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.331612][  T209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.331755][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.331904][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.332048][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.332195][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.332338][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.332488][  T209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.332632][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.332777][  T209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.332929][  T209]  ? 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))
[   11.333073][  T209]  ? 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))
[   11.333223][  T209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.333369][  T209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.333518][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.333667][  T209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.333819][  T209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.333965][  T209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.334113][  T209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.334258][  T209]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.334405][  T209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.334588][  T209]  ? move_addr_to_kernel (net/socket.c:258)
[   11.334740][  T209]  ___sys_sendmsg (net/socket.c:2752)
[   11.334900][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.335112][  T209]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.335304][  T209]  ? 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))
[   11.335462][  T209]  __sys_sendmsg (net/socket.c:2784)
[   11.335610][  T209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.335773][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.335925][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.336074][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.336246][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.336555][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.336703][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.336895][  T209] RIP: 0033:0x7fb231b1808e
[   11.337051][  T209] 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
[   11.337581][  T209] RSP: 002b:00007ffdbdd6e920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.337812][  T209] RAX: ffffffffffffffda RBX: 00007ffdbdd6f0b8 RCX: 00007fb231b1808e
[   11.338032][  T209] RDX: 0000000000000000 RSI: 00007ffdbdd6e9d0 RDI: 0000000000000005
[   11.338254][  T209] RBP: 00007ffdbdd6e930 R08: 0000000000000000 R09: 0000000000000000
[   11.338478][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9cd
[   11.338699][  T209] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbdd6f090
| [   11.347754][  T209] ------------[ cut here ]------------
| [   11.347933][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/209
| [   11.348186][  T209] Modules linked in: veth
| [   11.348595][  T209] Tainted: [W]=WARN
[   11.348702][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.348884][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.349072][  T209] 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
[   11.349593][  T209] RSP: 0018:ffa00000008371b0 EFLAGS: 00010286
[   11.349787][  T209] RAX: 00000000ffffffa6 RBX: ff11000009fa51c0 RCX: 1ff4000000106dfc
[   11.350010][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009fa5278
[   11.350224][  T209] RBP: ff11000009cc4000 R08: 1fe22000013f4a50 R09: ff1100000b1c2e80
[   11.350441][  T209] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.350654][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.350872][  T209] FS:  00007fb2318de840(0000) GS:ff11000094730000(0000) knlGS:0000000000000000
[   11.351132][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.351310][  T209] CR2: 000000000042ebe0 CR3: 0000000008d74005 CR4: 0000000000771ef0
[   11.351525][  T209] PKRU: 55555554
[   11.351634][  T209] Call Trace:
[   11.351739][  T209]  <TASK>
[   11.351819][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.351963][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.352071][  T209]  __dev_notify_flags (net/core/dev.c:9787)
[   11.352215][  T209]  ? netif_change_name (net/core/dev.c:1495)
[   11.352357][  T209]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.352502][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.352649][  T209]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.352798][  T209]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   11.352939][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.353087][  T209]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.353228][  T209]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.353373][  T209]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.353524][  T209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.353667][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.353821][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.353963][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.354105][  T209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.354244][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.354387][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.354533][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.354675][  T209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.354824][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.354961][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.355099][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.355253][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.355390][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.355536][  T209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.355675][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.355818][  T209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.355965][  T209]  ? 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))
[   11.356103][  T209]  ? 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))
[   11.356243][  T209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.356383][  T209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.356530][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.356671][  T209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.356817][  T209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.356959][  T209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.357101][  T209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.357240][  T209]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.357379][  T209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.357555][  T209]  ? move_addr_to_kernel (net/socket.c:258)
[   11.357698][  T209]  ___sys_sendmsg (net/socket.c:2752)
[   11.357844][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.357985][  T209]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.358134][  T209]  ? 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))
[   11.358275][  T209]  __sys_sendmsg (net/socket.c:2784)
[   11.358414][  T209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.358560][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.358700][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.358843][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.358985][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.359130][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.359270][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.359456][  T209] RIP: 0033:0x7fb231b1808e
[   11.359611][  T209] 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
[   11.360115][  T209] RSP: 002b:00007ffdbdd6e920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.360327][  T209] RAX: ffffffffffffffda RBX: 00007ffdbdd6f0b8 RCX: 00007fb231b1808e
[   11.360542][  T209] RDX: 0000000000000000 RSI: 00007ffdbdd6e9d0 RDI: 0000000000000005
[   11.360748][  T209] RBP: 00007ffdbdd6e930 R08: 0000000000000000 R09: 0000000000000000
[   11.360959][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9cd


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