======================================
| xx__-> [    9.164791][  T173] ------------[ cut here ]------------
| [    9.165077][  T173] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/173
| [    9.165363][  T173] Modules linked in:
| [    9.165847][  T173] Tainted: [W]=WARN
[    9.166009][  T173] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.166222][  T173] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.166442][  T173] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.166946][  T173] RSP: 0018:ffa00000007d7ab0 EFLAGS: 00010286
[    9.167168][  T173] RAX: 00000000ffffffa6 RBX: ff1100000bd4ac80 RCX: 1ff40000000faf1c
[    9.167414][  T173] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd4ad3c
[    9.167652][  T173] RBP: ff11000007534000 R08: 1fe22000017a95a9 R09: ff1100000d21aed0
[    9.167891][  T173] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.168144][  T173] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007534000
[    9.168446][  T173] FS:  00007f294fa31840(0000) GS:ff110000812ac000(0000) knlGS:0000000000000000
[    9.168720][  T173] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.168928][  T173] CR2: 0000000000479648 CR3: 000000000d6d1004 CR4: 0000000000771ef0
[    9.169183][  T173] PKRU: 55555554
[    9.169334][  T173] Call Trace:
[    9.169477][  T173]  <TASK>
[    9.169591][  T173]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.169773][  T173]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.169952][  T173]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.170111][  T173]  register_netdevice (net/core/dev.c:11488)
[    9.170299][  T173]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.170510][  T173]  register_netdev (net/core/dev.c:11552)
[    9.170686][  T173]  loopback_net_init (drivers/net/loopback.c:218)
[    9.170863][  T173]  ops_init (net/core/net_namespace.c:137)
[    9.171023][  T173]  setup_net (net/core/net_namespace.c:446)
[    9.171168][  T173]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.171362][  T173]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.171538][  T173]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.171716][  T173]  copy_net_ns (net/core/net_namespace.c:579)
[    9.171891][  T173]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.172082][  T173]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.172265][  T173]  ksys_unshare (kernel/fork.c:3243)
[    9.172446][  T173]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.172621][  T173]  ? __ia32_sys_open (fs/open.c:1374)
[    9.172800][  T173]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.172986][  T173]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.173163][  T173]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.173342][  T173]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.173516][  T173]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.173693][  T173]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.173903][  T173] RIP: 0033:0x7f294fcf3bcb
[    9.174099][  T173] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.174608][  T173] RSP: 002b:00007ffe01c1c5d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.174846][  T173] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f294fcf3bcb
[    9.175099][  T173] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.175346][  T173] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.175582][  T173] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe01c1e800
[    9.175819][  T173] R13: 0000000000000001 R14: 00007f294fa316f8 R15: 00007ffe01c2084b
| [    9.209755][  T174] ------------[ cut here ]------------
| [    9.209932][  T174] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/174
| [    9.210831][  T174] Modules linked in:
| [    9.211355][  T174] Tainted: [W]=WARN
[    9.211498][  T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.211705][  T174] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.211923][  T174] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.212449][  T174] RSP: 0018:ffa00000007e7030 EFLAGS: 00010286
[    9.212656][  T174] RAX: 00000000ffffffa6 RBX: ff1100000bd4b380 RCX: 1ff40000000fcdcc
[    9.212892][  T174] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd4b43c
[    9.213143][  T174] RBP: ff11000007534000 R08: 1fe22000017a9689 R09: ff1100000cb70b68
[    9.213385][  T174] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.213620][  T174] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007534ce1
[    9.213858][  T174] FS:  00007f69d7331840(0000) GS:ff110000812ac000(0000) knlGS:0000000000000000
[    9.214143][  T174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.214356][  T174] CR2: 00007f69d76011a0 CR3: 000000000c219006 CR4: 0000000000771ef0
[    9.214593][  T174] PKRU: 55555554
[    9.214735][  T174] Call Trace:
[    9.214876][  T174]  <TASK>
[    9.215001][  T174]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.215177][  T174]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.215329][  T174]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.215506][  T174]  __dev_notify_flags (net/core/dev.c:9787)
[    9.215682][  T174]  ? netif_change_name (net/core/dev.c:1495)
[    9.215856][  T174]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.216043][  T174]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.216225][  T174]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.216403][  T174]  netif_change_flags (net/core/dev.c:9820)
[    9.216578][  T174]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.216756][  T174]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.216931][  T174]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.217152][  T174]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.217335][  T174]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.217509][  T174]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.217682][  T174]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.217860][  T174]  ? __kernel_text_address (kernel/extable.c:79)
[    9.218048][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.218230][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.218404][  T174]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.218578][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.218752][  T174]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.218925][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.219111][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.219295][  T174]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.219469][  T174]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.219643][  T174]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.219817][  T174]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.220006][  T174]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.220183][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.220369][  T174]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.220545][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.220720][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.220896][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.221082][  T174]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.221264][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.221442][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.221614][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.221789][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.221965][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.222205][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.222381][  T174]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.222556][  T174]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.222730][  T174]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.222904][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.223093][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.223273][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.223451][  T174]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.223627][  T174]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.223803][  T174]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.223996][  T174]  ? 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))
[    9.224169][  T174]  ? 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))
[    9.224353][  T174]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.224529][  T174]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.224706][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.224880][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.225070][  T174]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.225255][  T174]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.225430][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.225609][  T174]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.225785][  T174]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.225962][  T174]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.226153][  T174]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.226335][  T174]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.226538][  T174]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.226714][  T174]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.226889][  T174]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.227079][  T174]  ___sys_sendmsg (net/socket.c:2752)
[    9.227260][  T174]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.227470][  T174]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.227657][  T174]  __sys_sendmsg (net/socket.c:2784)
[    9.227833][  T174]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.228017][  T174]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.228234][  T174]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.228410][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.228585][  T174]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.228761][  T174]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.228937][  T174]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.229123][  T174]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.229336][  T174] RIP: 0033:0x7f69d756b08e
[    9.229516][  T174] 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
[    9.230032][  T174] RSP: 002b:00007ffec6ff7150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.230276][  T174] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f69d756b08e
[    9.230511][  T174] RDX: 0000000000000000 RSI: 00007ffec6ff7200 RDI: 0000000000000005
[    9.230749][  T174] RBP: 00007ffec6ff7160 R08: 0000000000000000 R09: 0000000000000000
[    9.231000][  T174] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3d
[    9.231242][  T174] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec6ff78d0
| [    9.367751][  T178] ------------[ cut here ]------------
| [    9.367908][  T178] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/178
| [    9.368677][  T178] Modules linked in:
| [    9.369212][  T178] Tainted: [W]=WARN
[    9.369314][  T178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.369480][  T178] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.369655][  T178] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.370133][  T178] RSP: 0018:ffa0000000827ab0 EFLAGS: 00010286
[    9.370339][  T178] RAX: 00000000ffffffa6 RBX: ff11000008ece900 RCX: 1ff4000000104f1c
[    9.370632][  T178] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008ece9bc
[    9.370931][  T178] RBP: ff11000007554000 R08: 1fe22000011d9d39 R09: ff1100000d385210
[    9.371232][  T178] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.371433][  T178] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007554000
[    9.371631][  T178] FS:  00007fc2f366e840(0000) GS:ff1100008132c000(0000) knlGS:0000000000000000
[    9.371877][  T178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.372049][  T178] CR2: 00007fc2f386fc20 CR3: 000000000c17a004 CR4: 0000000000771ef0
[    9.372272][  T178] PKRU: 55555554
[    9.372415][  T178] Call Trace:
[    9.372553][  T178]  <TASK>
[    9.372621][  T178]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.372756][  T178]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.372889][  T178]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.372997][  T178]  register_netdevice (net/core/dev.c:11488)
[    9.373131][  T178]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.373305][  T178]  register_netdev (net/core/dev.c:11552)
[    9.373442][  T178]  loopback_net_init (drivers/net/loopback.c:218)
[    9.373575][  T178]  ops_init (net/core/net_namespace.c:137)
[    9.373677][  T178]  setup_net (net/core/net_namespace.c:446)
[    9.373779][  T178]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.373910][  T178]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.374048][  T178]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.374180][  T178]  copy_net_ns (net/core/net_namespace.c:579)
[    9.374318][  T178]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.374456][  T178]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.374645][  T178]  ksys_unshare (kernel/fork.c:3243)
[    9.374816][  T178]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.374948][  T178]  ? __ia32_sys_open (fs/open.c:1374)
[    9.375126][  T178]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.375313][  T178]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.375447][  T178]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.375577][  T178]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.375710][  T178]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.375842][  T178]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.376010][  T178] RIP: 0033:0x7fc2f3930bcb
[    9.376217][  T178] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.376913][  T178] RSP: 002b:00007ffcecb21d98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.377137][  T178] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc2f3930bcb
[    9.377406][  T178] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.377604][  T178] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.377800][  T178] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcecb23fc0
[    9.378002][  T178] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcecb2484b
| [    9.403405][  T179] ------------[ cut here ]------------
| [    9.403589][  T179] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/179
| [    9.403868][  T179] Modules linked in:
| [    9.404966][  T179] Tainted: [W]=WARN
[    9.405191][  T179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.405414][  T179] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.405632][  T179] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.406154][  T179] RSP: 0018:ffa00000007a7030 EFLAGS: 00010286
[    9.406374][  T179] RAX: 00000000ffffffa6 RBX: ff11000008ecfc40 RCX: 1ff40000000f4dcc
[    9.406616][  T179] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008ecfcfc
[    9.406857][  T179] RBP: ff11000007554000 R08: 1fe22000011d9fa1 R09: ff11000009af2ea8
[    9.407107][  T179] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.407355][  T179] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007554ce1
[    9.407598][  T179] FS:  00007fd32efb3840(0000) GS:ff110000812ac000(0000) knlGS:0000000000000000
[    9.407875][  T179] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.408099][  T179] CR2: 000000002d528988 CR3: 000000000c96f002 CR4: 0000000000771ef0
[    9.408347][  T179] PKRU: 55555554
[    9.408491][  T179] Call Trace:
[    9.408636][  T179]  <TASK>
[    9.408755][  T179]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.408936][  T179]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.409093][  T179]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.409278][  T179]  __dev_notify_flags (net/core/dev.c:9787)
[    9.409459][  T179]  ? netif_change_name (net/core/dev.c:1495)
[    9.409636][  T179]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.409813][  T179]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.410008][  T179]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.410190][  T179]  netif_change_flags (net/core/dev.c:9820)
[    9.410378][  T179]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.410558][  T179]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.410735][  T179]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.410947][  T179]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.411137][  T179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.411330][  T179]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.411509][  T179]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.411688][  T179]  ? __kernel_text_address (kernel/extable.c:79)
[    9.411866][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.412055][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.412238][  T179]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.412417][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.412596][  T179]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.412773][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.412951][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.413140][  T179]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.413348][  T179]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.413524][  T179]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.413702][  T179]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.413881][  T179]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.414077][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.414267][  T179]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.414445][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.414620][  T179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.414798][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.414985][  T179]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.415163][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.415349][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.415527][  T179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.415706][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.415881][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.416073][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.416259][  T179]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.416440][  T179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.416618][  T179]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.416797][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.416990][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.417166][  T179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.417350][  T179]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.417529][  T179]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.417709][  T179]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.417890][  T179]  ? 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))
[    9.418080][  T179]  ? 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))
[    9.418273][  T179]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.418453][  T179]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.418630][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.418810][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.419002][  T179]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.419182][  T179]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.419365][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.419546][  T179]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.419725][  T179]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.419906][  T179]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.420096][  T179]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.420278][  T179]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.420483][  T179]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.420659][  T179]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.420837][  T179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.421032][  T179]  ___sys_sendmsg (net/socket.c:2752)
[    9.421214][  T179]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.421422][  T179]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.421609][  T179]  __sys_sendmsg (net/socket.c:2784)
[    9.421785][  T179]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.421959][  T179]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.422184][  T179]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.422370][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.422547][  T179]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.422723][  T179]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.422898][  T179]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.423085][  T179]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.423300][  T179] RIP: 0033:0x7fd32f1ed08e
[    9.423485][  T179] 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
[    9.424003][  T179] RSP: 002b:00007ffe4149df80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.424249][  T179] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd32f1ed08e
[    9.424489][  T179] RDX: 0000000000000000 RSI: 00007ffe4149e030 RDI: 0000000000000005
[    9.424729][  T179] RBP: 00007ffe4149df90 R08: 0000000000000000 R09: 0000000000000000
[    9.424980][  T179] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3d
[    9.425222][  T179] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4149e700
| [    9.552300][  T183] ------------[ cut here ]------------
| [    9.552463][  T183] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/183
| [    9.552694][  T183] Modules linked in:
| [    9.553073][  T183] Tainted: [W]=WARN
[    9.553176][  T183] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.553347][  T183] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.553520][  T183] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.554005][  T183] RSP: 0018:ffa0000000867ab0 EFLAGS: 00010286
[    9.554175][  T183] RAX: 00000000ffffffa6 RBX: ff1100000aad0c80 RCX: 1ff400000010cf1c
[    9.554381][  T183] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aad0d3c
[    9.554581][  T183] RBP: ff11000008e6c000 R08: 1fe220000155a1a9 R09: ff1100000d1b8b90
[    9.554779][  T183] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.554987][  T183] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008e6c000
[    9.555185][  T183] FS:  00007f968e80b840(0000) GS:ff1100008132c000(0000) knlGS:0000000000000000
[    9.555422][  T183] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.555588][  T183] CR2: 00007f968ea0cc20 CR3: 000000000d205002 CR4: 0000000000771ef0
[    9.555785][  T183] PKRU: 55555554
[    9.555884][  T183] Call Trace:
[    9.555986][  T183]  <TASK>
[    9.556056][  T183]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.556188][  T183]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.556331][  T183]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.556430][  T183]  register_netdevice (net/core/dev.c:11488)
[    9.556565][  T183]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.556733][  T183]  register_netdev (net/core/dev.c:11552)
[    9.556864][  T183]  loopback_net_init (drivers/net/loopback.c:218)
[    9.557004][  T183]  ops_init (net/core/net_namespace.c:137)
[    9.557111][  T183]  setup_net (net/core/net_namespace.c:446)
[    9.557215][  T183]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.557345][  T183]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.557476][  T183]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.557609][  T183]  copy_net_ns (net/core/net_namespace.c:579)
[    9.557739][  T183]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.557873][  T183]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.558011][  T183]  ksys_unshare (kernel/fork.c:3243)
[    9.558142][  T183]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.558277][  T183]  ? __ia32_sys_open (fs/open.c:1374)
[    9.558412][  T183]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.558543][  T183]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.558673][  T183]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.558803][  T183]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.558934][  T183]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.559071][  T183]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.559240][  T183] RIP: 0033:0x7f968eacdbcb
[    9.559378][  T183] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.559844][  T183] RSP: 002b:00007fff377efb38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.560118][  T183] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f968eacdbcb
[    9.560411][  T183] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.560709][  T183] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.560951][  T183] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff377f1d60
[    9.561222][  T183] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff377f2849
| [    9.586614][  T184] ------------[ cut here ]------------
| [    9.586796][  T184] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/184
| [    9.587664][  T184] Modules linked in:
| [    9.588248][  T184] Tainted: [W]=WARN
[    9.588405][  T184] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.588611][  T184] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.588826][  T184] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.589348][  T184] RSP: 0018:ffa0000000877030 EFLAGS: 00010286
[    9.589559][  T184] RAX: 00000000ffffffa6 RBX: ff11000005737700 RCX: 1ff400000010edcc
[    9.589809][  T184] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057377bc
[    9.590059][  T184] RBP: ff11000008e6c000 R08: 1fe2200000ae6ef9 R09: ff1100000d1baea8
[    9.590305][  T184] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.590541][  T184] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008e6cce1
[    9.590784][  T184] FS:  00007f243155e840(0000) GS:ff110000812ac000(0000) knlGS:0000000000000000
[    9.591068][  T184] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.591282][  T184] CR2: 0000000012165988 CR3: 000000000c1b7001 CR4: 0000000000771ef0
[    9.591521][  T184] PKRU: 55555554
[    9.591663][  T184] Call Trace:
[    9.591809][  T184]  <TASK>
[    9.591922][  T184]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.592115][  T184]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.592271][  T184]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.592448][  T184]  __dev_notify_flags (net/core/dev.c:9787)
[    9.592625][  T184]  ? netif_change_name (net/core/dev.c:1495)
[    9.592799][  T184]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.592988][  T184]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.593167][  T184]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.593354][  T184]  netif_change_flags (net/core/dev.c:9820)
[    9.593532][  T184]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.593709][  T184]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.593885][  T184]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.594107][  T184]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.594293][  T184]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.594468][  T184]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.594644][  T184]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.594819][  T184]  ? __kernel_text_address (kernel/extable.c:79)
[    9.595007][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.595183][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.595366][  T184]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.595545][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.595722][  T184]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.595895][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.596083][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.596269][  T184]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.596447][  T184]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.596622][  T184]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.596798][  T184]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.596993][  T184]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.597171][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.597356][  T184]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.597533][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.597706][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.597883][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.598071][  T184]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.598254][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.598436][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.598611][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.598788][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.598964][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.599155][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.599340][  T184]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.599516][  T184]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.599691][  T184]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.599870][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.600056][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.600236][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.600415][  T184]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.600592][  T184]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.600768][  T184]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.600951][  T184]  ? 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))
[    9.601141][  T184]  ? 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))
[    9.601332][  T184]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.601516][  T184]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.601691][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.601866][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.602055][  T184]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.602240][  T184]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.602416][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.602597][  T184]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.602777][  T184]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.602957][  T184]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.603148][  T184]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.603337][  T184]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.603545][  T184]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.603723][  T184]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.603900][  T184]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.604088][  T184]  ___sys_sendmsg (net/socket.c:2752)
[    9.604273][  T184]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.604483][  T184]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.604670][  T184]  __sys_sendmsg (net/socket.c:2784)
[    9.604847][  T184]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.605034][  T184]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.605251][  T184]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.605428][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.605605][  T184]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.605781][  T184]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.605955][  T184]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.606144][  T184]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.606359][  T184] RIP: 0033:0x7f243179808e
[    9.606542][  T184] 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
[    9.607055][  T184] RSP: 002b:00007ffeac4dca00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.607305][  T184] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f243179808e
[    9.607546][  T184] RDX: 0000000000000000 RSI: 00007ffeac4dcab0 RDI: 0000000000000005
[    9.607785][  T184] RBP: 00007ffeac4dca10 R08: 0000000000000000 R09: 0000000000000000
[    9.608038][  T184] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3d
[    9.608286][  T184] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeac4dd180
| [    9.962084][  T193] ------------[ cut here ]------------
| [    9.962289][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/193
| [    9.962537][  T193] Modules linked in: veth br_netfilter bridge stp llc
| [    9.963109][  T193] Tainted: [W]=WARN
[    9.963218][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.963419][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.963603][  T193] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.964105][  T193] RSP: 0018:ffa00000005c6e30 EFLAGS: 00010286
[    9.964285][  T193] RAX: 00000000ffffffa6 RBX: ff1100000bd4a040 RCX: 1ff40000000b8d8c
[    9.964492][  T193] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd4a0fc
[    9.964698][  T193] RBP: ff11000009db4000 R08: 1fe22000017a9421 R09: ff11000009670b90
[    9.964905][  T193] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.965118][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c9dbc0c
[    9.965329][  T193] FS:  00007f5b255f5840(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[    9.965574][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.965749][  T193] CR2: 000000000042ebe0 CR3: 000000000a894002 CR4: 0000000000771ef0
[    9.965954][  T193] PKRU: 55555554
[    9.966064][  T193] Call Trace:
[    9.966166][  T193]  <TASK>
[    9.966242][  T193]  ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[    9.966384][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.966523][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.966627][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.966765][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.966904][  T193]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.967047][  T193]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    9.967183][  T193]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    9.967322][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.967461][  T193]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[    9.967634][  T193]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.967777][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.967916][  T193] veth_newlink (drivers/net/veth.c:1871) veth
[    9.968060][  T193]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.968234][  T193]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.968372][  T193]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.968510][  T193]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.968664][  T193]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.968802][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.968941][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.969085][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.969230][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.969370][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.969510][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.969649][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.969787][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.969931][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.970078][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.970220][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.970357][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.970496][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.970633][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.970769][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.970910][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.971052][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.971189][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.971331][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.971469][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.971607][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.971751][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.971890][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.972035][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.972173][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.972316][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.972457][  T193]  ? 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))
[    9.972591][  T193]  ? 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))
[    9.972729][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.972865][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.973007][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.973144][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.973290][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.973433][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.973570][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.973709][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.973849][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.973995][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.974133][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.974276][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.974445][  T193]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.974586][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.974724][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.974880][  T193]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.975060][  T193]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.975198][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.975339][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.975479][  T193]  ? 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)
[    9.975616][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.975755][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.975893][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.976034][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.976169][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.976343][  T193] RIP: 0033:0x7f5b2582f08e
[    9.976486][  T193] 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
[    9.976977][  T193] RSP: 002b:00007ffd7f5af090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.977184][  T193] RAX: ffffffffffffffda RBX: 00007ffd7f5af838 RCX: 00007f5b2582f08e
[    9.977393][  T193] RDX: 0000000000000000 RSI: 00007ffd7f5af140 RDI: 0000000000000005
[    9.977599][  T193] RBP: 00007ffd7f5af0a0 R08: 0000000000000000 R09: 0000000000000000
[    9.977806][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3e
[    9.978016][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7f5af800
| [    9.987647][  T193] ------------[ cut here ]------------
| [    9.987804][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/193
| [    9.988051][  T193] Modules linked in: veth br_netfilter bridge stp llc
| [    9.988507][  T193] Tainted: [W]=WARN
[    9.988609][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.988778][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.988952][  T193] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.989505][  T193] RSP: 0018:ffa00000005c71b0 EFLAGS: 00010286
[    9.989677][  T193] RAX: 00000000ffffffa6 RBX: ff1100000a811540 RCX: 1ff40000000b8dfc
[    9.989876][  T193] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a8115fc
[    9.990133][  T193] RBP: ff11000001db4000 R08: 1fe22000015022c1 R09: ff11000009670b90
[    9.990338][  T193] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.990535][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.990735][  T193] FS:  00007f5b255f5840(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[    9.990968][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.991195][  T193] CR2: 000000000042ebe0 CR3: 000000000a894002 CR4: 0000000000771ef0
[    9.991400][  T193] PKRU: 55555554
[    9.991501][  T193] Call Trace:
[    9.991659][  T193]  <TASK>
[    9.991730][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.991866][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.991968][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.992136][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.992277][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.992411][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.992547][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.992680][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.992816][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.992949][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.993086][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.993231][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.993372][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.993505][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.993637][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.993770][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.993903][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.994040][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.994177][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.994315][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.994450][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.994584][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.994719][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.994851][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.994989][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.995119][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.995257][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.995395][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.995532][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.995669][  T193]  ? 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))
[    9.995802][  T193]  ? 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))
[    9.995936][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.996079][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.996215][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.996349][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.996485][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.996618][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.996752][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.996884][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.997024][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.997159][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.997298][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.997433][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.997597][  T193]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.997734][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.997866][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.998008][  T193]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.998177][  T193]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.998315][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.998453][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.998589][  T193]  ? 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)
[    9.998722][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.998858][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.998996][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.999128][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.999264][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.999430][  T193] RIP: 0033:0x7f5b2582f08e
[    9.999573][  T193] 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
[   10.000052][  T193] RSP: 002b:00007ffd7f5af090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.000257][  T193] RAX: ffffffffffffffda RBX: 00007ffd7f5af838 RCX: 00007f5b2582f08e
[   10.000456][  T193] RDX: 0000000000000000 RSI: 00007ffd7f5af140 RDI: 0000000000000005
[   10.000654][  T193] RBP: 00007ffd7f5af0a0 R08: 0000000000000000 R09: 0000000000000000
[   10.000852][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3e
[   10.001058][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7f5af800
| [   10.042199][  T195] ------------[ cut here ]------------
| [   10.042363][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/195
| [   10.042613][  T195] Modules linked in: veth br_netfilter bridge stp llc
| [   10.043100][  T195] Tainted: [W]=WARN
[   10.043207][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.043380][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.043559][  T195] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.044053][  T195] RSP: 0018:ffa0000000846e30 EFLAGS: 00010286
[   10.044230][  T195] RAX: 00000000ffffffa6 RBX: ff1100000909d1c0 RCX: 1ff4000000108d8c
[   10.044432][  T195] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000909d27c
[   10.044636][  T195] RBP: ff110000087b1000 R08: 1fe2200001213a51 R09: ff1100000cba5210
[   10.044838][  T195] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.045044][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b0f388c
[   10.045255][  T195] FS:  00007f4e81c31840(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[   10.045493][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.045668][  T195] CR2: 000000000042ebe0 CR3: 0000000008d87005 CR4: 0000000000771ef0
[   10.045872][  T195] PKRU: 55555554
[   10.045980][  T195] Call Trace:
[   10.046082][  T195]  <TASK>
[   10.046153][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.046295][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.046399][  T195]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.046572][  T195]  __dev_notify_flags (net/core/dev.c:9787)
[   10.046711][  T195]  ? netif_change_name (net/core/dev.c:1495)
[   10.046847][  T195]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.047789][  T195]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.047938][  T195]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.048083][  T195]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.048225][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.048364][  T195]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.048504][  T195]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.048640][  T195]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.048779][  T195]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.048918][  T195] veth_newlink (drivers/net/veth.c:1871) veth
[   10.049062][  T195]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.049234][  T195]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.049372][  T195]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.049507][  T195]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.049660][  T195]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.049798][  T195]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.049936][  T195]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.050078][  T195]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.050219][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.050358][  T195]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.050497][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.050633][  T195]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.050769][  T195]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.050911][  T195]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.051056][  T195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.051193][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.051331][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.051470][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.051605][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.051743][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.051883][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.052025][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.052162][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.052303][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.052442][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.052576][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.052716][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.052850][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.052992][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.053126][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.053267][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.053407][  T195]  ? 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))
[   10.053545][  T195]  ? 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))
[   10.053683][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.053822][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.053958][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.054102][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.054246][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.054383][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.054518][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.054656][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.054793][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.054931][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.055073][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.055212][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.055381][  T195]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.055521][  T195]  ___sys_sendmsg (net/socket.c:2752)
[   10.055661][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.055802][  T195]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.055983][  T195]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.056123][  T195]  __sys_sendmsg (net/socket.c:2784)
[   10.056265][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.056404][  T195]  ? 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)
[   10.056540][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.056681][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.056819][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.056956][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.057100][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.057274][  T195] RIP: 0033:0x7f4e81e6b08e
[   10.057420][  T195] 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
[   10.057910][  T195] RSP: 002b:00007ffe95e4e210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.058123][  T195] RAX: ffffffffffffffda RBX: 00007ffe95e4e9b8 RCX: 00007f4e81e6b08e
[   10.058333][  T195] RDX: 0000000000000000 RSI: 00007ffe95e4e2c0 RDI: 0000000000000005
[   10.058536][  T195] RBP: 00007ffe95e4e220 R08: 0000000000000000 R09: 0000000000000000
[   10.058743][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3e
[   10.058947][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe95e4e980
| [   10.074407][  T195] ------------[ cut here ]------------
| [   10.074566][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/195
| [   10.074804][  T195] Modules linked in: veth br_netfilter bridge stp llc
| [   10.075271][  T195] Tainted: [W]=WARN
[   10.075372][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.075538][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.075715][  T195] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.076198][  T195] RSP: 0018:ffa00000008471b0 EFLAGS: 00010286
[   10.076372][  T195] RAX: 00000000ffffffa6 RBX: ff1100000d2ac740 RCX: 1ff4000000108dfc
[   10.076569][  T195] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d2ac7fc
[   10.076768][  T195] RBP: ff11000008369000 R08: 1fe2200001a55901 R09: ff1100000cba5210
[   10.076966][  T195] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.077171][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.077375][  T195] FS:  00007f4e81c31840(0000) GS:ff1100008122c000(0000) knlGS:0000000000000000
[   10.077606][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.077776][  T195] CR2: 00007fd7ec1c7808 CR3: 0000000008d87004 CR4: 0000000000771ef0
[   10.077981][  T195] PKRU: 55555554
[   10.078085][  T195] Call Trace:
[   10.078185][  T195]  <TASK>
[   10.078260][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.078396][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.078497][  T195]  __dev_notify_flags (net/core/dev.c:9787)
[   10.078632][  T195]  ? netif_change_name (net/core/dev.c:1495)
[   10.078767][  T195]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.078897][  T195]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.079039][  T195]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.079173][  T195]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.079312][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.079444][  T195]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.079576][  T195]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.079713][  T195]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.079850][  T195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.079986][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.080122][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.080257][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.080388][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.080518][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.080654][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.080787][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.080919][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.081061][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.081192][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.081329][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.081464][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.081595][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.081729][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.081865][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.082004][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.082141][  T195]  ? 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))
[   10.082276][  T195]  ? 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))
[   10.082411][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.082545][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.082677][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.082811][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.082944][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.083083][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.083219][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.083352][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.083486][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.083620][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.083752][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.083883][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.084048][  T195]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.084185][  T195]  ___sys_sendmsg (net/socket.c:2752)
[   10.084322][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.084457][  T195]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.084627][  T195]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.084763][  T195]  __sys_sendmsg (net/socket.c:2784)
[   10.084898][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.085041][  T195]  ? 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)
[   10.085176][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.085315][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.085448][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.085580][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.085715][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.085881][  T195] RIP: 0033:0x7f4e81e6b08e
[   10.086026][  T195] 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
[   10.086503][  T195] RSP: 002b:00007ffe95e4e210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.086705][  T195] RAX: ffffffffffffffda RBX: 00007ffe95e4e9b8 RCX: 00007f4e81e6b08e
[   10.086903][  T195] RDX: 0000000000000000 RSI: 00007ffe95e4e2c0 RDI: 0000000000000005
[   10.087105][  T195] RBP: 00007ffe95e4e220 R08: 0000000000000000 R09: 0000000000000000
[   10.087307][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3e
[   10.087504][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe95e4e980
| [   10.148044][  T197] ------------[ cut here ]------------
| [   10.148244][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/197
| [   10.148521][  T197] Modules linked in: veth br_netfilter bridge stp llc
| [   10.149566][  T197] Tainted: [W]=WARN
[   10.149712][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.149924][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.150157][  T197] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.150671][  T197] RSP: 0018:ffa00000006b7030 EFLAGS: 00010286
[   10.150887][  T197] RAX: 00000000ffffffa6 RBX: ff1100000d2ade00 RCX: 1ff40000000d6dcc
[   10.151141][  T197] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d2adebc
[   10.151389][  T197] RBP: ff11000001db4000 R08: 1fe2200001a55bd9 R09: ff11000009af0b68
[   10.151626][  T197] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.151868][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001db4ce1
[   10.152118][  T197] FS:  00007fd9c10aa840(0000) GS:ff110000812ac000(0000) knlGS:0000000000000000
[   10.152400][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.152610][  T197] CR2: 000000002b65e988 CR3: 000000000bd75006 CR4: 0000000000771ef0
[   10.152849][  T197] PKRU: 55555554
[   10.153008][  T197] Call Trace:
[   10.153153][  T197]  <TASK>
[   10.153278][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.153460][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.153607][  T197]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.153784][  T197]  __dev_notify_flags (net/core/dev.c:9787)
[   10.153963][  T197]  ? netif_change_name (net/core/dev.c:1495)
[   10.154151][  T197]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.154338][  T197]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.154516][  T197]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.154694][  T197]  netif_change_flags (net/core/dev.c:9820)
[   10.154873][  T197]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.155064][  T197]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.155249][  T197]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.155457][  T197]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.155634][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.155811][  T197]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.155998][  T197]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.156176][  T197]  ? __kernel_text_address (kernel/extable.c:79)
[   10.156358][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.156535][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.156709][  T197]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.156888][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.157076][  T197]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.157257][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.157435][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.157610][  T197]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.157788][  T197]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.157962][  T197]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.158162][  T197]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.158348][  T197]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.158527][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.158707][  T197]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.158884][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.159070][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.159260][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.159435][  T197]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.159610][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.159789][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.159964][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.160163][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.160346][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.160521][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.160696][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.160874][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.161066][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.161249][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.161428][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.161603][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.161782][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.161958][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.162150][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.162339][  T197]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.162520][  T197]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.162700][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.162879][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.163071][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.163255][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.163437][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.163619][  T197]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.163798][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.163988][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.164166][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.164350][  T197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.164527][  T197]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.164704][  T197]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.164911][  T197]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.165105][  T197]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.165291][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.165471][  T197]  ___sys_sendmsg (net/socket.c:2752)
[   10.165648][  T197]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.165858][  T197]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.166059][  T197]  __sys_sendmsg (net/socket.c:2784)
[   10.166244][  T197]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.166418][  T197]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.166633][  T197]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.166812][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.167002][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.167179][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.167364][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.167542][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.167751][  T197] RIP: 0033:0x7fd9c12e408e
[   10.167938][  T197] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.168461][  T197] RSP: 002b:00007fff8b14edb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.168704][  T197] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd9c12e408e
[   10.168947][  T197] RDX: 0000000000000000 RSI: 00007fff8b14ee60 RDI: 0000000000000005
[   10.169199][  T197] RBP: 00007fff8b14edc0 R08: 0000000000000000 R09: 0000000000000000
[   10.169447][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3e
[   10.169685][  T197] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8b14f530
| [   10.251486][  T198] ------------[ cut here ]------------
| [   10.251655][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/198
| [   10.251905][  T198] Modules linked in: 8021q veth br_netfilter bridge stp llc
| [   10.252564][  T198] Tainted: [W]=WARN
[   10.252671][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.252851][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.253045][  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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.253552][  T198] RSP: 0018:ffa0000000697090 EFLAGS: 00010286
[   10.253731][  T198] RAX: 00000000ffffffa6 RBX: ff110000057363c0 RCX: 1ff40000000d2dd8
[   10.253940][  T198] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000573647c
[   10.254153][  T198] RBP: ff11000001db4000 R08: 1fe2200000ae6c91 R09: ff11000009af5210
[   10.254371][  T198] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.254577][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.254788][  T198] FS:  00007f7d54cf8840(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[   10.255039][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.255222][  T198] CR2: 00007f7d5506d040 CR3: 000000000c122001 CR4: 0000000000771ef0
[   10.255430][  T198] PKRU: 55555554
[   10.255534][  T198] Call Trace:
[   10.255639][  T198]  <TASK>
[   10.255713][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.255855][  T198]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.256003][  T198]  notifier_call_chain (kernel/notifier.c:85)
[   10.256147][  T198]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   10.256293][  T198]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   10.256433][  T198]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.256574][  T198]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   10.256715][  T198]  netdev_upper_dev_link (net/core/dev.c:8972)
[   10.256852][  T198]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   10.257001][  T198] register_vlan_dev (net/8021q/vlan.c:183) 8021q
[   10.257155][  T198]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   10.257300][  T198] vlan_newlink (net/8021q/vlan_netlink.c:194) 8021q
[   10.257439][  T198]  ? nla_strscpy (lib/nlattr.c:795)
[   10.257582][  T198]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.257723][  T198]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.257864][  T198]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.258011][  T198]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.258155][  T198]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.258303][  T198]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.258443][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.258581][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.258722][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.258861][  T198]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.259009][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.259152][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.259299][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.259440][  T198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.259579][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.259719][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.259859][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.260006][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.260144][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.260287][  T198]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.260429][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.260568][  T198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.260711][  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))
[   10.260847][  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))
[   10.260990][  T198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.261130][  T198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.261273][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.261414][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.261554][  T198]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.261694][  T198]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.261832][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.261976][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.262116][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.262260][  T198]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.262398][  T198]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.262537][  T198]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.262710][  T198]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.262853][  T198]  ___sys_sendmsg (net/socket.c:2752)
[   10.263002][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.263149][  T198]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.263306][  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))
[   10.263453][  T198]  __sys_sendmsg (net/socket.c:2784)
[   10.263595][  T198]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.263740][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.263882][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.264026][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.264166][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.264310][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.264453][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.264630][  T198] RIP: 0033:0x7f7d54f3208e
[   10.264778][  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
[   10.265278][  T198] RSP: 002b:00007fffb81ddfb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.265489][  T198] RAX: ffffffffffffffda RBX: 00007fffb81de770 RCX: 00007f7d54f3208e
[   10.265695][  T198] RDX: 0000000000000000 RSI: 00007fffb81de060 RDI: 0000000000000005
[   10.265901][  T198] RBP: 00007fffb81ddfc0 R08: 0000000000000000 R09: 0000000000000000
[   10.266114][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3e
[   10.266323][  T198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb81de730
| [   10.268016][  T198] ------------[ cut here ]------------
| [   10.268146][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/198
| [   10.268382][  T198] Modules linked in: 8021q veth br_netfilter bridge stp llc
| [   10.268858][  T198] Tainted: [W]=WARN
[   10.268959][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.269250][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.269430][  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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.269895][  T198] RSP: 0018:ffa00000006971b0 EFLAGS: 00010286
[   10.270071][  T198] RAX: 00000000ffffffa6 RBX: ff1100000215c040 RCX: 1ff40000000d2dfc
[   10.270279][  T198] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000215c0fc
[   10.270475][  T198] RBP: ff11000009c51000 R08: 1fe220000042b821 R09: ff11000009af5210
[   10.270672][  T198] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.270872][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.271076][  T198] FS:  00007f7d54cf8840(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[   10.271317][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.271484][  T198] CR2: 00007f7d5506d040 CR3: 000000000c122001 CR4: 0000000000771ef0
[   10.271685][  T198] PKRU: 55555554
[   10.271786][  T198] Call Trace:
[   10.271886][  T198]  <TASK>
[   10.271956][  T198]  ? register_vlan_dev (net/8021q/vlan.c:188) 8021q
[   10.272134][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.272272][  T198]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.272405][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.272507][  T198]  __dev_notify_flags (net/core/dev.c:9787)
[   10.272640][  T198]  ? netdev_update_features (net/core/dev.c:11098)
[   10.272774][  T198]  ? netdev_sync_lower_features (net/core/dev.c:10883)
[   10.272941][  T198]  ? netif_change_name (net/core/dev.c:1495)
[   10.273082][  T198]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.273218][  T198]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.273353][  T198]  ? register_vlan_dev (net/8021q/vlan.c:196) 8021q
[   10.273521][  T198]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   10.273654][  T198]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.273786][  T198]  ? nla_strscpy (lib/nlattr.c:795)
[   10.273922][  T198]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.274061][  T198]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.274195][  T198]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.274334][  T198]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.274473][  T198]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.274609][  T198]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.274746][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.274879][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.275020][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.275152][  T198]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.275288][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.275425][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.275557][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.275690][  T198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.275823][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.275956][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.276095][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.276233][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.276364][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.276499][  T198]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.276633][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.276766][  T198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.276902][  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))
[   10.277043][  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))
[   10.277177][  T198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.277316][  T198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.277448][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.277580][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.277716][  T198]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.277850][  T198]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.277987][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.278121][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.278260][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.278394][  T198]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.278526][  T198]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.278658][  T198]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.278824][  T198]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.278962][  T198]  ___sys_sendmsg (net/socket.c:2752)
[   10.279099][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.279235][  T198]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.279377][  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))
[   10.279513][  T198]  __sys_sendmsg (net/socket.c:2784)
[   10.279647][  T198]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.279785][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.279919][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.280058][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.280191][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.280328][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.280462][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.280626][  T198] RIP: 0033:0x7f7d54f3208e
[   10.280767][  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
[   10.281249][  T198] RSP: 002b:00007fffb81ddfb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.281449][  T198] RAX: ffffffffffffffda RBX: 00007fffb81de770 RCX: 00007f7d54f3208e
[   10.281645][  T198] RDX: 0000000000000000 RSI: 00007fffb81de060 RDI: 0000000000000005
[   10.281844][  T198] RBP: 00007fffb81ddfc0 R08: 0000000000000000 R09: 0000000000000000
[   10.282049][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3e
[   10.282250][  T198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb81de730
| [   10.358729][  T201] ------------[ cut here ]------------
| [   10.358887][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/201
| [   10.359126][  T201] Modules linked in: 8021q veth br_netfilter bridge stp llc
| [   10.359598][  T201] Tainted: [W]=WARN
[   10.359695][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.359858][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.360039][  T201] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.360516][  T201] RSP: 0018:ffa0000000547030 EFLAGS: 00010286
[   10.360682][  T201] RAX: 00000000ffffffa6 RBX: ff1100000215d700 RCX: 1ff40000000a8dcc
[   10.360881][  T201] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000215d7bc
[   10.361081][  T201] RBP: ff11000009c51000 R08: 1fe220000042baf9 R09: ff11000004a50b68
[   10.361281][  T201] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   10.361474][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009c51ce1
[   10.361670][  T201] FS:  00007fa9c1858840(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[   10.361897][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.362069][  T201] CR2: 00000000351d2988 CR3: 000000000d12b006 CR4: 0000000000771ef0
[   10.362271][  T201] PKRU: 55555554
[   10.362371][  T201] Call Trace:
[   10.362469][  T201]  <TASK>
[   10.362538][  T201]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   10.362670][  T201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.362804][  T201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.362904][  T201]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.363042][  T201]  __dev_notify_flags (net/core/dev.c:9787)
[   10.363177][  T201]  ? netif_change_name (net/core/dev.c:1495)
[   10.363314][  T201]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.363446][  T201]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.363577][  T201]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.363713][  T201]  netif_change_flags (net/core/dev.c:9820)
[   10.363849][  T201]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.363989][  T201]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.364124][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.364294][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.364424][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.364553][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.364682][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.364815][  T201]  ? __kernel_text_address (kernel/extable.c:79)
[   10.364945][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.365083][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.365215][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.365345][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.365476][  T201]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.365604][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.365732][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.365861][  T201]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.366074][  T201]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.366210][  T201]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.366339][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.366469][  T201]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.366601][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.366734][  T201]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.366865][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.367082][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.367217][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.367348][  T201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.367475][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.367607][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.367736][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.367866][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.368074][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.368294][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.368426][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.368555][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.368682][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.368813][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.368943][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.369133][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.369267][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.369395][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.369527][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.369660][  T201]  ? 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))
[   10.369788][  T201]  ? 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))
[   10.369920][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.370114][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.370248][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.370377][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.370508][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.370641][  T201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.370772][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.370900][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.371035][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.371166][  T201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.371300][  T201]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.371429][  T201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.371591][  T201]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.371722][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.371851][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.371986][  T201]  ___sys_sendmsg (net/socket.c:2752)
[   10.372114][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.372279][  T201]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.372421][  T201]  __sys_sendmsg (net/socket.c:2784)
[   10.372555][  T201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.372684][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.372847][  T201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.372982][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.373113][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.373247][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.373378][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.373507][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.373670][  T201] RIP: 0033:0x7fa9c1a9208e
[   10.373808][  T201] 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
[   10.374278][  T201] RSP: 002b:00007fffd65ffa60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.374476][  T201] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa9c1a9208e
[   10.374669][  T201] RDX: 0000000000000000 RSI: 00007fffd65ffb10 RDI: 0000000000000005
[   10.374862][  T201] RBP: 00007fffd65ffa70 R08: 0000000000000000 R09: 0000000000000000
[   10.375062][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3e
[   10.375261][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd66001e0
| [   10.405184][  T202] ------------[ cut here ]------------
| [   10.405388][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/202
| [   10.405684][  T202] Modules linked in: 8021q veth br_netfilter bridge stp llc
| [   10.406298][  T202] Tainted: [W]=WARN
[   10.406450][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.406669][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.406896][  T202] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.407451][  T202] RSP: 0018:ffa0000000557090 EFLAGS: 00010286
[   10.407674][  T202] RAX: 00000000ffffffa6 RBX: ff1100000aad0900 RCX: 1ff40000000aadd8
[   10.407927][  T202] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aad09bc
[   10.408194][  T202] RBP: ff11000001db4000 R08: 1fe220000155a139 R09: ff1100000d59d210
[   10.408456][  T202] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.408710][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   10.408964][  T202] FS:  00007f33ee009840(0000) GS:ff110000812ac000(0000) knlGS:0000000000000000
[   10.409280][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.409502][  T202] CR2: 000000000042e5e0 CR3: 00000000095fe005 CR4: 0000000000771ef0
[   10.409755][  T202] PKRU: 55555554
[   10.409904][  T202] Call Trace:
[   10.410067][  T202]  <TASK>
[   10.410185][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.410380][  T202]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.410571][  T202]  notifier_call_chain (kernel/notifier.c:85)
[   10.410760][  T202]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   10.410949][  T202]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   10.411148][  T202]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.411347][  T202]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   10.411538][  T202]  netdev_upper_dev_link (net/core/dev.c:8972)
[   10.411726][  T202]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   10.411916][  T202] register_vlan_dev (net/8021q/vlan.c:183) 8021q
[   10.412120][  T202]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   10.412318][  T202] vlan_newlink (net/8021q/vlan_netlink.c:194) 8021q
[   10.412508][  T202]  ? nla_strscpy (lib/nlattr.c:795)
[   10.412697][  T202]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.412883][  T202]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.413084][  T202]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.413279][  T202]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.413473][  T202]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.413665][  T202]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.413854][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.414054][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.414247][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.414431][  T202]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.414619][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.414812][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.415013][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.415200][  T202]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.415395][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.415581][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.415767][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.415954][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.416155][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.416352][  T202]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.416541][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.416733][  T202]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.416923][  T202]  ? 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))
[   10.417121][  T202]  ? 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))
[   10.417317][  T202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.417506][  T202]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.417693][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.417880][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.418081][  T202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.418276][  T202]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.418461][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.418648][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.418836][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.419042][  T202]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.419235][  T202]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.419421][  T202]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.419637][  T202]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.419828][  T202]  ___sys_sendmsg (net/socket.c:2752)
[   10.420022][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.420215][  T202]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.420427][  T202]  ? 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))
[   10.420617][  T202]  __sys_sendmsg (net/socket.c:2784)
[   10.420806][  T202]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.421008][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.421194][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.421390][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.421578][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.421766][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.421956][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.422189][  T202] RIP: 0033:0x7f33ee24308e
[   10.422389][  T202] 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
[   10.422925][  T202] RSP: 002b:00007ffcd1d0a750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.423194][  T202] RAX: ffffffffffffffda RBX: 00007ffcd1d0af10 RCX: 00007f33ee24308e
[   10.423456][  T202] RDX: 0000000000000000 RSI: 00007ffcd1d0a800 RDI: 0000000000000005
[   10.423710][  T202] RBP: 00007ffcd1d0a760 R08: 0000000000000000 R09: 0000000000000000
[   10.423961][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3e
[   10.424234][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd1d0aed0
| [   10.426281][  T202] ------------[ cut here ]------------
| [   10.426454][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/202
| [   10.426727][  T202] Modules linked in: 8021q veth br_netfilter bridge stp llc
| [   10.427309][  T202] Tainted: [W]=WARN
[   10.427455][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.427668][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.427888][  T202] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.428423][  T202] RSP: 0018:ffa00000005571b0 EFLAGS: 00010286
[   10.428635][  T202] RAX: 00000000ffffffa6 RBX: ff11000005736c80 RCX: 1ff40000000aadfc
[   10.428881][  T202] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005736d3c
[   10.429136][  T202] RBP: ff110000087a9000 R08: 1fe2200000ae6da9 R09: ff1100000d59d210
[   10.429384][  T202] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.429626][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.429873][  T202] FS:  00007f33ee009840(0000) GS:ff110000812ac000(0000) knlGS:0000000000000000
[   10.430163][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.430384][  T202] CR2: 000000000042e5e0 CR3: 00000000095fe005 CR4: 0000000000771ef0
[   10.430627][  T202] PKRU: 55555554
[   10.430774][  T202] Call Trace:
[   10.430918][  T202]  <TASK>
[   10.431048][  T202]  ? register_vlan_dev (net/8021q/vlan.c:188) 8021q
[   10.431267][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.431449][  T202]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.431629][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.431780][  T202]  __dev_notify_flags (net/core/dev.c:9787)
[   10.431959][  T202]  ? netdev_update_features (net/core/dev.c:11098)
[   10.432153][  T202]  ? netdev_sync_lower_features (net/core/dev.c:10883)
[   10.432375][  T202]  ? netif_change_name (net/core/dev.c:1495)
[   10.432555][  T202]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.432734][  T202]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.432916][  T202]  ? register_vlan_dev (net/8021q/vlan.c:196) 8021q
[   10.433146][  T202]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   10.433337][  T202]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.433521][  T202]  ? nla_strscpy (lib/nlattr.c:795)
[   10.433706][  T202]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.433888][  T202]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.434082][  T202]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.434271][  T202]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.434460][  T202]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.434647][  T202]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.434829][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.435021][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.435211][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.435389][  T202]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.435567][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.435752][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.435933][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.436123][  T202]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.436316][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.436495][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.436674][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.436857][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.437049][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.437238][  T202]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.437418][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.437598][  T202]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.437787][  T202]  ? 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))
[   10.437965][  T202]  ? 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))
[   10.438160][  T202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.438352][  T202]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.438532][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.438712][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.438892][  T202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.439088][  T202]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.439278][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.439460][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.439641][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.439821][  T202]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.440014][  T202]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.440193][  T202]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.440411][  T202]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.440599][  T202]  ___sys_sendmsg (net/socket.c:2752)
[   10.440780][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.440961][  T202]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.441163][  T202]  ? 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))
[   10.441355][  T202]  __sys_sendmsg (net/socket.c:2784)
[   10.441539][  T202]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.441721][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.441903][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.442103][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.442293][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.442475][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.442656][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.442867][  T202] RIP: 0033:0x7f33ee24308e
[   10.443066][  T202] 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
[   10.443593][  T202] RSP: 002b:00007ffcd1d0a750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.443839][  T202] RAX: ffffffffffffffda RBX: 00007ffcd1d0af10 RCX: 00007f33ee24308e
[   10.444098][  T202] RDX: 0000000000000000 RSI: 00007ffcd1d0a800 RDI: 0000000000000005
[   10.444351][  T202] RBP: 00007ffcd1d0a760 R08: 0000000000000000 R09: 0000000000000000
[   10.444595][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3e
[   10.444841][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd1d0aed0
| [   10.510635][  T204] ------------[ cut here ]------------
| [   10.510784][  T204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/204
| [   10.511021][  T204] Modules linked in: 8021q veth br_netfilter bridge stp llc
| [   10.511516][  T204] Tainted: [W]=WARN
[   10.511616][  T204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.511782][  T204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.511952][  T204] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.512426][  T204] RSP: 0018:ffa0000000577030 EFLAGS: 00010286
[   10.512590][  T204] RAX: 00000000ffffffa6 RBX: ff1100000c80a040 RCX: 1ff40000000aedcc
[   10.512789][  T204] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c80a0fc
[   10.512988][  T204] RBP: ff110000087a9000 R08: 1fe2200001901421 R09: ff1100000d598b68
[   10.513181][  T204] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   10.513376][  T204] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000087a9ce1
[   10.513568][  T204] FS:  00007fda39a0a840(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[   10.513795][  T204] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.513958][  T204] CR2: 00000000007ad988 CR3: 000000000bd80004 CR4: 0000000000771ef0
[   10.514157][  T204] PKRU: 55555554
[   10.514259][  T204] Call Trace:
[   10.514356][  T204]  <TASK>
[   10.514424][  T204]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   10.514555][  T204]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.514687][  T204]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.514788][  T204]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.514918][  T204]  __dev_notify_flags (net/core/dev.c:9787)
[   10.515053][  T204]  ? netif_change_name (net/core/dev.c:1495)
[   10.515183][  T204]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.515319][  T204]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.515448][  T204]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.515582][  T204]  netif_change_flags (net/core/dev.c:9820)
[   10.515716][  T204]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.515846][  T204]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.515983][  T204]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.516145][  T204]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.516278][  T204]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.516407][  T204]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.516537][  T204]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.516669][  T204]  ? __kernel_text_address (kernel/extable.c:79)
[   10.516799][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.516931][  T204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.517123][  T204]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.517311][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.517443][  T204]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.517571][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.517702][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.517832][  T204]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.517962][  T204]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.518170][  T204]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.518305][  T204]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.518437][  T204]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.518569][  T204]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.518700][  T204]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.518832][  T204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.518960][  T204]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.519189][  T204]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.519326][  T204]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.519455][  T204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.519586][  T204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.519717][  T204]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.519847][  T204]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.520054][  T204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.520184][  T204]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.520317][  T204]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.520445][  T204]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.520575][  T204]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.520704][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.520834][  T204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.520963][  T204]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.521181][  T204]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.521318][  T204]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.521449][  T204]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.521582][  T204]  ? 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))
[   10.521711][  T204]  ? 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))
[   10.521843][  T204]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.522054][  T204]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.522185][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.522320][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.522451][  T204]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.522584][  T204]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.522715][  T204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.522846][  T204]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.523053][  T204]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.523185][  T204]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.523319][  T204]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.523448][  T204]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.523609][  T204]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.523740][  T204]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.523869][  T204]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.524046][  T204]  ___sys_sendmsg (net/socket.c:2752)
[   10.524176][  T204]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.524341][  T204]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.524482][  T204]  __sys_sendmsg (net/socket.c:2784)
[   10.524612][  T204]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.524743][  T204]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.524907][  T204]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.525043][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.525174][  T204]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.525307][  T204]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.525437][  T204]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.525568][  T204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.525729][  T204] RIP: 0033:0x7fda39c4408e
[   10.525866][  T204] 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
[   10.526345][  T204] RSP: 002b:00007fffffd09330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.526543][  T204] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fda39c4408e
[   10.526739][  T204] RDX: 0000000000000000 RSI: 00007fffffd093e0 RDI: 0000000000000005
[   10.526932][  T204] RBP: 00007fffffd09340 R08: 0000000000000000 R09: 0000000000000000
[   10.527133][  T204] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3e
[   10.527331][  T204] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffffd09ab0
| [   10.567702][  T205] ------------[ cut here ]------------
| [   10.567889][  T205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/205
| [   10.568183][  T205] Modules linked in: 8021q veth br_netfilter bridge stp llc
| [   10.568759][  T205] Tainted: [W]=WARN
[   10.568905][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.569241][  T205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.569549][  T205] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.570153][  T205] RSP: 0018:ffa00000005871b0 EFLAGS: 00010286
[   10.570452][  T205] RAX: 00000000ffffffa6 RBX: ff11000009555a80 RCX: 1ff40000000b0dfc
[   10.570755][  T205] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009555b3c
[   10.571162][  T205] RBP: ff1100001033a000 R08: 1fe22000012aab69 R09: ff1100000d385210
[   10.571458][  T205] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.571701][  T205] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.571945][  T205] FS:  00007f9ccd9fa840(0000) GS:ff110000812ac000(0000) knlGS:0000000000000000
[   10.572245][  T205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.572458][  T205] CR2: 00000000004a04a0 CR3: 000000001030f003 CR4: 0000000000771ef0
[   10.572701][  T205] PKRU: 55555554
[   10.572846][  T205] Call Trace:
[   10.573004][  T205]  <TASK>
[   10.573120][  T205]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.573313][  T205]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.573463][  T205]  __dev_notify_flags (net/core/dev.c:9787)
[   10.573646][  T205]  ? netif_change_name (net/core/dev.c:1495)
[   10.573824][  T205]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   10.574017][  T205]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.574235][  T205]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.574419][  T205]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.574602][  T205]  ? br_dev_newlink (net/bridge/br_netlink.c:1604) bridge
[   10.574795][  T205]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.574990][  T205]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.575169][  T205]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.575355][  T205]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.575541][  T205]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.575726][  T205]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.575910][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.576100][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.576291][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.576472][  T205]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.576652][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.576837][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.577031][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.577218][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.577403][  T205]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.577582][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.577761][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.577945][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.578137][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.578331][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.578512][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.578693][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.578879][  T205]  ? 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))
[   10.579070][  T205]  ? 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))
[   10.579262][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.579446][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.579625][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.579805][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.579998][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.580182][  T205]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.580370][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.580551][  T205]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.580732][  T205]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.580913][  T205]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.581106][  T205]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.581294][  T205]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.581510][  T205]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.581691][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.581872][  T205]  ? rcu_read_unlock (./include/linux/rcupdate.h:867 (discriminator 5))
[   10.582067][  T205]  ___sys_sendmsg (net/socket.c:2752)
[   10.582257][  T205]  ? wp_page_copy (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 ./include/linux/page_ref.h:205 ./include/linux/mm.h:1767 ./include/linux/mm.h:1772 ./include/linux/mm.h:2089 mm/memory.c:3989)
[   10.582438][  T205]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.582622][  T205]  ? do_wp_page (./include/linux/pgtable.h:117 mm/memory.c:4331)
[   10.582806][  T205]  ? 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))
[   10.583004][  T205]  __sys_sendmsg (net/socket.c:2784)
[   10.583186][  T205]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.583380][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.583561][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.583743][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.583924][  T205]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.584116][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.584306][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.584521][  T205] RIP: 0033:0x7f9ccdc3408e
[   10.584706][  T205] 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
[   10.585261][  T205] RSP: 002b:00007ffdd0052a40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.585513][  T205] RAX: ffffffffffffffda RBX: 00007ffdd00531f0 RCX: 00007f9ccdc3408e
[   10.585756][  T205] RDX: 0000000000000000 RSI: 00007ffdd0052af0 RDI: 0000000000000005
[   10.586014][  T205] RBP: 00007ffdd0052a50 R08: 0000000000000000 R09: 0000000000000000
[   10.586267][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3e
[   10.586513][  T205] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd00531c0
| [   10.646282][  T207] ------------[ cut here ]------------
| [   10.646461][  T207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/207
| [   10.646743][  T207] Modules linked in: 8021q veth br_netfilter bridge stp llc
| [   10.648101][  T207] Tainted: [W]=WARN
[   10.648333][  T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.648721][  T207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.649167][  T207] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.649789][  T207] RSP: 0018:ffa0000000726ee0 EFLAGS: 00010286
[   10.650009][  T207] RAX: 00000000ffffffa6 RBX: ff11000002851380 RCX: 1ff40000000e4da2
[   10.650262][  T207] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000285143c
[   10.650509][  T207] RBP: ff11000009db4000 R08: 1fe220000050a289 R09: ff1100000cba2ea8
[   10.650752][  T207] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.651010][  T207] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   10.651270][  T207] FS:  00007fa6220c5840(0000) GS:ff110000812ac000(0000) knlGS:0000000000000000
[   10.651552][  T207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.651767][  T207] CR2: 000000002e5c6988 CR3: 000000000bdd4006 CR4: 0000000000771ef0
[   10.652029][  T207] PKRU: 55555554
[   10.652236][  T207] Call Trace:
[   10.652438][  T207]  <TASK>
[   10.652562][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.652746][  T207]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.652928][  T207]  notifier_call_chain (kernel/notifier.c:85)
[   10.653127][  T207]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   10.653341][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.653558][  T207]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   10.653743][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.654007][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.654267][  T207]  ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1))
[   10.654528][  T207]  ? kernfs_add_one (fs/kernfs/dir.c:873)
[   10.654771][  T207]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   10.654991][  T207]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   10.655245][  T207]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   10.655516][  T207]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   10.655776][  T207]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   10.656008][  T207] br_add_if (net/bridge/br_if.c:619) bridge
[   10.656285][  T207]  do_set_master (net/core/rtnetlink.c:3011)
[   10.656470][  T207]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   10.656654][  T207]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   10.656839][  T207]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.657044][  T207]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.657346][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.657530][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.657715][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.657896][  T207]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.658090][  T207]  ? __kernel_text_address (kernel/extable.c:79)
[   10.658281][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.658466][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.658648][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.658830][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.659024][  T207]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.659218][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.659469][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.659723][  T207]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.659995][  T207]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.660228][  T207]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.660452][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.660707][  T207]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.660964][  T207]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.661249][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.661485][  T207]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.661709][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.661889][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.662086][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.662277][  T207]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.662460][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.662650][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.662831][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.663024][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.663213][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.663397][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.663578][  T207]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.663760][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.663946][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.664140][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.664334][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.664515][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.664699][  T207]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.664879][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.665074][  T207]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.665325][  T207]  ? 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))
[   10.665581][  T207]  ? 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))
[   10.665843][  T207]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.666096][  T207]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.666285][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.666473][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.666655][  T207]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.666838][  T207]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.667036][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.667224][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.667406][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.667602][  T207]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.667786][  T207]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.667982][  T207]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.668196][  T207]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.668391][  T207]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.668574][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.668756][  T207]  ___sys_sendmsg (net/socket.c:2752)
[   10.668936][  T207]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.669164][  T207]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.669368][  T207]  __sys_sendmsg (net/socket.c:2784)
[   10.669552][  T207]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.669736][  T207]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.670062][  T207]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.670328][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.670590][  T207]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.670797][  T207]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.670994][  T207]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.671180][  T207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.671409][  T207] RIP: 0033:0x7fa6222ff08e
[   10.671599][  T207] 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
[   10.672133][  T207] RSP: 002b:00007ffff677c980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.672391][  T207] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa6222ff08e
[   10.672642][  T207] RDX: 0000000000000000 RSI: 00007ffff677ca30 RDI: 0000000000000005
[   10.672887][  T207] RBP: 00007ffff677c990 R08: 0000000000000000 R09: 0000000000000000
[   10.673147][  T207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3f
[   10.673404][  T207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff677d100
| [   10.675601][  T207] ------------[ cut here ]------------
| [   10.675747][  T207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/207
| [   10.676009][  T207] Modules linked in: 8021q veth br_netfilter bridge stp llc
| [   10.676534][  T207] Tainted: [W]=WARN
[   10.676645][  T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.676828][  T207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.677025][  T207] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.677544][  T207] RSP: 0018:ffa0000000726e90 EFLAGS: 00010286
[   10.677725][  T207] RAX: 00000000ffffffa6 RBX: ff11000002851540 RCX: 1ff40000000e4d98
[   10.677941][  T207] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028515fc
[   10.678163][  T207] RBP: ff11000009db4000 R08: 1fe220000050a2c1 R09: ff1100000cba2ea8
[   10.678386][  T207] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   10.678603][  T207] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cb96408
[   10.678825][  T207] FS:  00007fa6220c5840(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[   10.679086][  T207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.679274][  T207] CR2: 00007f7099a5a574 CR3: 000000000bdd4002 CR4: 0000000000771ef0
[   10.679491][  T207] PKRU: 55555554
[   10.679600][  T207] Call Trace:
[   10.679707][  T207]  <TASK>
[   10.679782][  T207]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.679931][  T207]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.680048][  T207]  __dev_notify_flags (net/core/dev.c:9787)
[   10.680193][  T207]  ? netdev_notice (net/core/dev.c:13008)
[   10.680345][  T207]  ? netif_change_name (net/core/dev.c:1495)
[   10.680490][  T207]  ? __netdev_upper_dev_link (net/core/dev.c:8941)
[   10.680635][  T207]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   10.680783][  T207]  __dev_set_promiscuity (net/core/dev.c:9630)
[   10.680930][  T207]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[   10.681080][  T207]  netif_set_promiscuity (net/core/dev.c:9639)
[   10.681231][  T207]  dev_set_promiscuity (net/core/dev_api.c:288)
[   10.681377][  T207] br_port_set_promisc (net/bridge/br_if.c:108) bridge
[   10.681532][  T207] br_manage_promisc (net/bridge/br_if.c:174) bridge
[   10.681682][  T207]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   10.681829][  T207] br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627) bridge
[   10.681990][  T207]  do_set_master (net/core/rtnetlink.c:3011)
[   10.682135][  T207]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   10.682289][  T207]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   10.682435][  T207]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.682581][  T207]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.682763][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.682910][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.683058][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.683209][  T207]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.683355][  T207]  ? __kernel_text_address (kernel/extable.c:79)
[   10.683501][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.683648][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.683794][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.683942][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.684094][  T207]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.684244][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.684389][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.684534][  T207]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.684680][  T207]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.684826][  T207]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.684976][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.685125][  T207]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.685274][  T207]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.685422][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.685676][  T207]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.685826][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.685977][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.686124][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.686375][  T207]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.686522][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.686670][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.686817][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.687068][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.687218][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.687365][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.687511][  T207]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.687759][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.687903][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.688056][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.688206][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.688451][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.688597][  T207]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.688743][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.688888][  T207]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.689145][  T207]  ? 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))
[   10.689294][  T207]  ? 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))
[   10.689441][  T207]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.689588][  T207]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.689835][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.689986][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.690133][  T207]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.690285][  T207]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.690531][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.690677][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.690825][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.690975][  T207]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.691119][  T207]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.691267][  T207]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.691447][  T207]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.691594][  T207]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.691840][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.691991][  T207]  ___sys_sendmsg (net/socket.c:2752)
[   10.692135][  T207]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.692423][  T207]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.692580][  T207]  __sys_sendmsg (net/socket.c:2784)
[   10.692725][  T207]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.692871][  T207]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.693059][  T207]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.693209][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.693356][  T207]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.693500][  T207]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.693745][  T207]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.693890][  T207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.694076][  T207] RIP: 0033:0x7fa6222ff08e
[   10.694230][  T207] 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
[   10.694853][  T207] RSP: 002b:00007ffff677c980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.695076][  T207] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa6222ff08e
[   10.695298][  T207] RDX: 0000000000000000 RSI: 00007ffff677ca30 RDI: 0000000000000005
[   10.695516][  T207] RBP: 00007ffff677c990 R08: 0000000000000000 R09: 0000000000000000
[   10.695834][  T207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3f
[   10.696056][  T207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff677d100
| [   10.699056][  T207] ------------[ cut here ]------------
| [   10.699289][  T207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/207
| [   10.699526][  T207] Modules linked in: 8021q veth br_netfilter bridge stp llc
| [   10.700099][  T207] Tainted: [W]=WARN
[   10.700199][  T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.700368][  T207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.700637][  T207] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.701214][  T207] RSP: 0018:ffa0000000727008 EFLAGS: 00010286
[   10.701380][  T207] RAX: 00000000ffffffa6 RBX: ff11000009fae200 RCX: 1ff40000000e4dc7
[   10.701583][  T207] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009fae2bc
[   10.701874][  T207] RBP: ff1100001033a000 R08: 1fe22000013f5c59 R09: ff1100000cba2ea8
[   10.702074][  T207] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.702276][  T207] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.702480][  T207] FS:  00007fa6220c5840(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[   10.702719][  T207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.702983][  T207] CR2: 00007f7099a5a574 CR3: 000000000bdd4002 CR4: 0000000000771ef0
[   10.703186][  T207] PKRU: 55555554
[   10.703288][  T207] Call Trace:
[   10.703385][  T207]  <TASK>
[   10.703453][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.703586][  T207]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.703720][  T207]  notifier_call_chain (kernel/notifier.c:85)
[   10.703856][  T207]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   10.703993][  T207]  ? __dev_open (net/core/dev.h:182)
[   10.704215][  T207]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   10.704348][  T207] br_add_if (net/bridge/br_if.c:679) bridge
[   10.704493][  T207]  do_set_master (net/core/rtnetlink.c:3011)
[   10.704630][  T207]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   10.704765][  T207]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   10.704905][  T207]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.705045][  T207]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.705213][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.705345][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.705477][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.705609][  T207]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.705754][  T207]  ? __kernel_text_address (kernel/extable.c:79)
[   10.705982][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.706118][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.706255][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.706389][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.706523][  T207]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.706655][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.706789][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.706923][  T207]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.707150][  T207]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.707285][  T207]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.707415][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.707549][  T207]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.707680][  T207]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.707821][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.707957][  T207]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.708187][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.708324][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.708456][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.708586][  T207]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.708719][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.708853][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.708990][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.709123][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.709531][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.709665][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.709796][  T207]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.709928][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.710066][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.710199][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.710339][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.710470][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.710604][  T207]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.710736][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.710879][  T207]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.711020][  T207]  ? 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))
[   10.711154][  T207]  ? 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))
[   10.711298][  T207]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.711433][  T207]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.711569][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.711700][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.711834][  T207]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.711967][  T207]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.712107][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.712248][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.712470][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.712605][  T207]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.712750][  T207]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.712883][  T207]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.713051][  T207]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.713185][  T207]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.713322][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.713543][  T207]  ___sys_sendmsg (net/socket.c:2752)
[   10.713674][  T207]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.713841][  T207]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.713989][  T207]  __sys_sendmsg (net/socket.c:2784)
[   10.714122][  T207]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.714258][  T207]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.714425][  T207]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.714559][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.714780][  T207]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.714913][  T207]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.715052][  T207]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.715186][  T207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.715355][  T207] RIP: 0033:0x7fa6222ff08e
[   10.715493][  T207] 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
[   10.716068][  T207] RSP: 002b:00007ffff677c980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.716274][  T207] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa6222ff08e
[   10.716474][  T207] RDX: 0000000000000000 RSI: 00007ffff677ca30 RDI: 0000000000000005
[   10.716674][  T207] RBP: 00007ffff677c990 R08: 0000000000000000 R09: 0000000000000000
[   10.716872][  T207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3f
[   10.717084][  T207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff677d100
| [   10.724012][  T207] ------------[ cut here ]------------
| [   10.724150][  T207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/207
| [   10.724384][  T207] Modules linked in: 8021q veth br_netfilter bridge stp llc
| [   10.724860][  T207] Tainted: [W]=WARN
[   10.724962][  T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.725135][  T207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.725311][  T207] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.725786][  T207] RSP: 0018:ffa0000000726f80 EFLAGS: 00010286
[   10.725954][  T207] RAX: 00000000ffffffa6 RBX: ff11000009fae3c0 RCX: 1ff40000000e4db6
[   10.726158][  T207] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009fae47c
[   10.726360][  T207] RBP: ff1100001033a000 R08: 1fe22000013f5c91 R09: ff1100000cba2ea8
[   10.726561][  T207] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.726758][  T207] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   10.726958][  T207] FS:  00007fa6220c5840(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[   10.727197][  T207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.727376][  T207] CR2: 00007f7099a5a574 CR3: 000000000bdd4002 CR4: 0000000000771ef0
[   10.727582][  T207] PKRU: 55555554
[   10.727685][  T207] Call Trace:
[   10.727786][  T207]  <TASK>
[   10.727854][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.727993][  T207]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.728127][  T207]  notifier_call_chain (kernel/notifier.c:85)
[   10.728271][  T207]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   10.728446][  T207]  ? netdev_change_features (net/core/dev.c:11117)
[   10.728581][  T207]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391) bridge
[   10.728724][  T207] br_add_if (net/bridge/br_if.c:683) bridge
[   10.728868][  T207]  do_set_master (net/core/rtnetlink.c:3011)
[   10.729542][  T207]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   10.729677][  T207]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   10.729816][  T207]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.729950][  T207]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.730175][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.730312][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.730445][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.730577][  T207]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.730717][  T207]  ? __kernel_text_address (kernel/extable.c:79)
[   10.730853][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.731048][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.731241][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.731375][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.731507][  T207]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.731639][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.731771][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.731904][  T207]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.732095][  T207]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.732235][  T207]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.732367][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.732508][  T207]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.732642][  T207]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.732779][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.732916][  T207]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.733113][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.733249][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.733383][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.733516][  T207]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.733648][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.733786][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.733917][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.734108][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.734244][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.734377][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.734509][  T207]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.734642][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.734775][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.734908][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.735103][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.735240][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.735376][  T207]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.735508][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.735642][  T207]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.735779][  T207]  ? 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))
[   10.735913][  T207]  ? 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))
[   10.736109][  T207]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.736251][  T207]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.736385][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.736517][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.736650][  T207]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.736786][  T207]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.736918][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.737116][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.737252][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.737390][  T207]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.737522][  T207]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.737654][  T207]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.737817][  T207]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.737949][  T207]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.738139][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.738277][  T207]  ___sys_sendmsg (net/socket.c:2752)
[   10.738410][  T207]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.738579][  T207]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.738729][  T207]  __sys_sendmsg (net/socket.c:2784)
[   10.738862][  T207]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.739053][  T207]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.739226][  T207]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.739361][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.739498][  T207]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.739632][  T207]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.739766][  T207]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.739901][  T207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.740124][  T207] RIP: 0033:0x7fa6222ff08e
[   10.740267][  T207] 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
[   10.740745][  T207] RSP: 002b:00007ffff677c980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.740945][  T207] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa6222ff08e
[   10.741200][  T207] RDX: 0000000000000000 RSI: 00007ffff677ca30 RDI: 0000000000000005
[   10.741402][  T207] RBP: 00007ffff677c990 R08: 0000000000000000 R09: 0000000000000000
[   10.741600][  T207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3f
[   10.741800][  T207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff677d100
| [   11.021263][  T212] ------------[ cut here ]------------
| [   11.021575][  T212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/212
| [   11.022015][  T212] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [   11.023012][  T212] Tainted: [W]=WARN
[   11.023230][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.023553][  T212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.023891][  T212] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.024719][  T212] RSP: 0018:ffa00000007e6fd0 EFLAGS: 00010286
[   11.025057][  T212] RAX: 00000000ffffffa6 RBX: ff1100000a811540 RCX: 1ff40000000fcdc0
[   11.025432][  T212] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a8115fc
[   11.025800][  T212] RBP: ff11000010352000 R08: 1fe22000015022c1 R09: ff11000011d85210
[   11.026185][  T212] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   11.026565][  T212] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010352e44
[   11.026935][  T212] FS:  00007f5611508840(0000) GS:ff110000812ac000(0000) knlGS:0000000000000000
[   11.027379][  T212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.027700][  T212] CR2: 0000555f59c17540 CR3: 0000000011d8f001 CR4: 0000000000771ef0
[   11.028089][  T212] PKRU: 55555554
[   11.028307][  T212] Call Trace:
[   11.028520][  T212]  <TASK>
[   11.028685][  T212]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.028955][  T212]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.029189][  T212]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   11.029474][  T212]  __dev_notify_flags (net/core/dev.c:9787)
[   11.029742][  T212]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.030030][  T212]  ? netif_change_name (net/core/dev.c:1495)
[   11.030315][  T212]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   11.030586][  T212]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.030854][  T212] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   11.031142][  T212]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   11.031425][  T212] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   11.031697][  T212]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   11.031986][  T212]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.032263][  T212]  ? nla_strscpy (lib/nlattr.c:795)
[   11.032533][  T212]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.032801][  T212]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.033082][  T212]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.033357][  T212]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.033634][  T212]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.033908][  T212]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.034191][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.034465][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.034742][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.035026][  T212]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.035292][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.035556][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.035813][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.036089][  T212]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.036361][  T212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.036629][  T212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.036889][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.037140][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.037338][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.037531][  T212]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.037721][  T212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.037912][  T212]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.038116][  T212]  ? 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))
[   11.038311][  T212]  ? 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))
[   11.038504][  T212]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.038696][  T212]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.038884][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.039085][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.039284][  T212]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.039476][  T212]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.039669][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.039859][  T212]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.040060][  T212]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.040257][  T212]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.040445][  T212]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.040633][  T212]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.040854][  T212]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.041062][  T212]  ___sys_sendmsg (net/socket.c:2752)
[   11.041254][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.041442][  T212]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.041637][  T212]  ? 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))
[   11.041828][  T212]  __sys_sendmsg (net/socket.c:2784)
[   11.042025][  T212]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.042221][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.042413][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.042602][  T212]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.042790][  T212]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.042991][  T212]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.043181][  T212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.043411][  T212] RIP: 0033:0x7f561174208e
[   11.043605][  T212] 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
[   11.044163][  T212] RSP: 002b:00007ffe3b1da9b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.044429][  T212] RAX: ffffffffffffffda RBX: 00007ffe3b1db160 RCX: 00007f561174208e
[   11.044684][  T212] RDX: 0000000000000000 RSI: 00007ffe3b1daa60 RDI: 0000000000000005
[   11.044943][  T212] RBP: 00007ffe3b1da9c0 R08: 0000000000000000 R09: 0000000000000000
[   11.045218][  T212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3f
[   11.045475][  T212] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3b1db130
| [   11.074374][  T214] ------------[ cut here ]------------
| [   11.074511][  T214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/214
| [   11.074750][  T214] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [   11.075309][  T214] Tainted: [W]=WARN
[   11.075410][  T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.075576][  T214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.075750][  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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.076236][  T214] RSP: 0018:ffa0000000566ee0 EFLAGS: 00010286
[   11.076405][  T214] RAX: 00000000ffffffa6 RBX: ff1100000909c200 RCX: 1ff40000000acda2
[   11.076603][  T214] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000909c2bc
[   11.076799][  T214] RBP: ff11000010352000 R08: 1fe2200001213859 R09: ff11000009670b68
[   11.077004][  T214] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.077201][  T214] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   11.077410][  T214] FS:  00007fb416099840(0000) GS:ff1100008132c000(0000) knlGS:0000000000000000
[   11.077643][  T214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.077816][  T214] CR2: 00000000004eb978 CR3: 000000000fd70006 CR4: 0000000000771ef0
[   11.078019][  T214] PKRU: 55555554
[   11.078119][  T214] Call Trace:
[   11.078222][  T214]  <TASK>
[   11.078292][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.078427][  T214]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.078561][  T214]  notifier_call_chain (kernel/notifier.c:85)
[   11.078700][  T214]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   11.078832][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.078965][  T214]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   11.079102][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.079242][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.079375][  T214]  ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1))
[   11.079510][  T214]  ? kernfs_add_one (fs/kernfs/dir.c:873)
[   11.079644][  T214]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   11.079782][  T214]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   11.079914][  T214]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   11.080049][  T214]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   11.080182][  T214]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   11.080318][  T214] br_add_if (net/bridge/br_if.c:619) bridge
[   11.080466][  T214]  do_set_master (net/core/rtnetlink.c:3011)
[   11.080600][  T214]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.080734][  T214]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   11.080869][  T214]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.081066][  T214]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.081293][  T214]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.081427][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.081559][  T214]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.081692][  T214]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.081826][  T214]  ? __kernel_text_address (kernel/extable.c:79)
[   11.081958][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.082174][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.082312][  T214]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.082445][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.082576][  T214]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.082710][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.082842][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.083054][  T214]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.083189][  T214]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.083328][  T214]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.083459][  T214]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.083593][  T214]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.083725][  T214]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.083862][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.084099][  T214]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.084239][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.084371][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.084504][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.084636][  T214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.084768][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.084904][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.085116][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.085254][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.085386][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.085519][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.085651][  T214]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.085784][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.085916][  T214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.086127][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.086265][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.086396][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.086531][  T214]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.086664][  T214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.086796][  T214]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.086933][  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))
[   11.087123][  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))
[   11.087264][  T214]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.087398][  T214]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.087530][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.087662][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.087794][  T214]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.087929][  T214]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.088118][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.088256][  T214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.088388][  T214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.088522][  T214]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.088654][  T214]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.088786][  T214]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.088951][  T214]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.089112][  T214]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.089251][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.089384][  T214]  ___sys_sendmsg (net/socket.c:2752)
[   11.089515][  T214]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.089680][  T214]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.089829][  T214]  __sys_sendmsg (net/socket.c:2784)
[   11.089963][  T214]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.090099][  T214]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.090272][  T214]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.090404][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.090537][  T214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.090671][  T214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.090803][  T214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.090935][  T214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.091105][  T214] RIP: 0033:0x7fb4162d308e
[   11.091248][  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
[   11.091721][  T214] RSP: 002b:00007ffdf89cb1f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.091920][  T214] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb4162d308e
[   11.092123][  T214] RDX: 0000000000000000 RSI: 00007ffdf89cb2a0 RDI: 0000000000000005
[   11.092327][  T214] RBP: 00007ffdf89cb200 R08: 0000000000000000 R09: 0000000000000000
[   11.092526][  T214] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3f
[   11.092723][  T214] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf89cb970
| [   11.094419][  T214] ------------[ cut here ]------------
| [   11.094558][  T214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/214
| [   11.094802][  T214] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [   11.095473][  T214] Tainted: [W]=WARN
[   11.095581][  T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.095760][  T214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.095946][  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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.096535][  T214] RSP: 0018:ffa0000000566e90 EFLAGS: 00010286
[   11.096717][  T214] RAX: 00000000ffffffa6 RBX: ff1100000909c040 RCX: 1ff40000000acd98
[   11.096930][  T214] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000909c0fc
[   11.097246][  T214] RBP: ff11000010352000 R08: 1fe2200001213821 R09: ff11000009670b68
[   11.097459][  T214] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   11.097672][  T214] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff08408
[   11.097885][  T214] FS:  00007fb416099840(0000) GS:ff1100008132c000(0000) knlGS:0000000000000000
[   11.098272][  T214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.098451][  T214] CR2: 00000000004eb978 CR3: 000000000fd70006 CR4: 0000000000771ef0
[   11.098775][  T214] PKRU: 55555554
[   11.098882][  T214] Call Trace:
[   11.099081][  T214]  <TASK>
[   11.099155][  T214]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.099305][  T214]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.099416][  T214]  __dev_notify_flags (net/core/dev.c:9787)
[   11.099558][  T214]  ? netdev_notice (net/core/dev.c:13008)
[   11.099702][  T214]  ? netif_change_name (net/core/dev.c:1495)
[   11.099845][  T214]  ? __netdev_upper_dev_link (net/core/dev.c:8941)
[   11.100082][  T214]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   11.100235][  T214]  __dev_set_promiscuity (net/core/dev.c:9630)
[   11.100381][  T214]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[   11.100524][  T214]  netif_set_promiscuity (net/core/dev.c:9639)
[   11.100667][  T214]  dev_set_promiscuity (net/core/dev_api.c:288)
[   11.100812][  T214] br_port_set_promisc (net/bridge/br_if.c:108) bridge
[   11.100963][  T214] br_manage_promisc (net/bridge/br_if.c:174) bridge
[   11.101188][  T214]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   11.101336][  T214] br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627) bridge
[   11.101491][  T214]  do_set_master (net/core/rtnetlink.c:3011)
[   11.101634][  T214]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.101779][  T214]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   11.101922][  T214]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.102129][  T214]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.102314][  T214]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.102456][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.102600][  T214]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.102742][  T214]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.102885][  T214]  ? __kernel_text_address (kernel/extable.c:79)
[   11.103073][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.103222][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.103364][  T214]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.103508][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.103651][  T214]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.103794][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.103935][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.104083][  T214]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.104231][  T214]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.104373][  T214]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.104516][  T214]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.104763][  T214]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.104905][  T214]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.105057][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.105202][  T214]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.105451][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.105593][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.105736][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.105877][  T214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.106127][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.106277][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.106418][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.106560][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.106833][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.106985][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.107128][  T214]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.107277][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.107521][  T214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.107663][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.107808][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.107949][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.108096][  T214]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.108244][  T214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.108388][  T214]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.108534][  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))
[   11.108777][  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))
[   11.108923][  T214]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.109073][  T214]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.109220][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.109465][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.109608][  T214]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.109756][  T214]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.109901][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.110149][  T214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.110299][  T214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.110446][  T214]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.110588][  T214]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.110831][  T214]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.111014][  T214]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.111159][  T214]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.111308][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.111551][  T214]  ___sys_sendmsg (net/socket.c:2752)
[   11.111692][  T214]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.111869][  T214]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.112030][  T214]  __sys_sendmsg (net/socket.c:2784)
[   11.112173][  T214]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.112321][  T214]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.112501][  T214]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.112746][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.112888][  T214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.113036][  T214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.113180][  T214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.113427][  T214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.113603][  T214] RIP: 0033:0x7fb4162d308e
[   11.113755][  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
[   11.114381][  T214] RSP: 002b:00007ffdf89cb1f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.114595][  T214] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb4162d308e
[   11.114913][  T214] RDX: 0000000000000000 RSI: 00007ffdf89cb2a0 RDI: 0000000000000005
[   11.115129][  T214] RBP: 00007ffdf89cb200 R08: 0000000000000000 R09: 0000000000000000
[   11.115449][  T214] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3f
[   11.115660][  T214] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf89cb970
| [   11.123256][  T214] ------------[ cut here ]------------
| [   11.123405][  T214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/214
| [   11.123639][  T214] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [   11.124195][  T214] Tainted: [W]=WARN
[   11.124303][  T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.124472][  T214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.124645][  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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.125125][  T214] RSP: 0018:ffa0000000567008 EFLAGS: 00010286
[   11.125297][  T214] RAX: 00000000ffffffa6 RBX: ff1100000d34a740 RCX: 1ff40000000acdc7
[   11.125497][  T214] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d34a7fc
[   11.125698][  T214] RBP: ff1100001033a000 R08: 1fe2200001a69501 R09: ff11000009670b68
[   11.125900][  T214] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.126105][  T214] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.126312][  T214] FS:  00007fb416099840(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[   11.126545][  T214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.126714][  T214] CR2: 00007f6bb313a808 CR3: 000000000fd70004 CR4: 0000000000771ef0
[   11.126914][  T214] PKRU: 55555554
[   11.127018][  T214] Call Trace:
[   11.127119][  T214]  <TASK>
[   11.127188][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.127327][  T214]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.127461][  T214]  notifier_call_chain (kernel/notifier.c:85)
[   11.127598][  T214]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   11.127730][  T214]  ? __dev_open (net/core/dev.h:182)
[   11.127862][  T214]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   11.128003][  T214] br_add_if (net/bridge/br_if.c:679) bridge
[   11.128152][  T214]  do_set_master (net/core/rtnetlink.c:3011)
[   11.128294][  T214]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.128428][  T214]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   11.128564][  T214]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.128698][  T214]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.128865][  T214]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.129006][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.129140][  T214]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.129277][  T214]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.129412][  T214]  ? __kernel_text_address (kernel/extable.c:79)
[   11.129546][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.129682][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.129817][  T214]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.129951][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.130091][  T214]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.130228][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.130361][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.130494][  T214]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.130629][  T214]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.130761][  T214]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.130894][  T214]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.131035][  T214]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.131171][  T214]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.131312][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.131450][  T214]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.131586][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.131720][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.131853][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.131994][  T214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.132127][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.132270][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.132403][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.132539][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.132674][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.132808][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.132944][  T214]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.133084][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.133226][  T214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.133360][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.133497][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.133630][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.133766][  T214]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.133901][  T214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.134044][  T214]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.134182][  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))
[   11.134321][  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))
[   11.134456][  T214]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.134591][  T214]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.134725][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.134858][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.134999][  T214]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.135133][  T214]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.135272][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.135407][  T214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.135541][  T214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.135677][  T214]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.135813][  T214]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.135947][  T214]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.136116][  T214]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.136256][  T214]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.136390][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.136523][  T214]  ___sys_sendmsg (net/socket.c:2752)
[   11.136655][  T214]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.136821][  T214]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.136966][  T214]  __sys_sendmsg (net/socket.c:2784)
[   11.137106][  T214]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.137242][  T214]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.137412][  T214]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.137546][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.137679][  T214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.137814][  T214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.137946][  T214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.138082][  T214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.138253][  T214] RIP: 0033:0x7fb4162d308e
[   11.138395][  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
[   11.138870][  T214] RSP: 002b:00007ffdf89cb1f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.139077][  T214] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb4162d308e
[   11.139284][  T214] RDX: 0000000000000000 RSI: 00007ffdf89cb2a0 RDI: 0000000000000005
[   11.139484][  T214] RBP: 00007ffdf89cb200 R08: 0000000000000000 R09: 0000000000000000
[   11.139683][  T214] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3f
[   11.139882][  T214] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf89cb970
| [   11.141462][  T214] ------------[ cut here ]------------
| [   11.141592][  T214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/214
| [   11.141820][  T214] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [   11.142374][  T214] Tainted: [W]=WARN
[   11.142475][  T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.142643][  T214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.142818][  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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.143301][  T214] RSP: 0018:ffa0000000566f80 EFLAGS: 00010286
[   11.143468][  T214] RAX: 00000000ffffffa6 RBX: ff1100000d34a900 RCX: 1ff40000000acdb6
[   11.143666][  T214] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d34a9bc
[   11.143865][  T214] RBP: ff1100001033a000 R08: 1fe2200001a69539 R09: ff11000009670b68
[   11.144069][  T214] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.144273][  T214] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   11.144473][  T214] FS:  00007fb416099840(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[   11.144706][  T214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.144872][  T214] CR2: 00007f6bb313a808 CR3: 000000000fd70004 CR4: 0000000000771ef0
[   11.145078][  T214] PKRU: 55555554
[   11.145177][  T214] Call Trace:
[   11.145280][  T214]  <TASK>
[   11.145348][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.145482][  T214]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.145619][  T214]  notifier_call_chain (kernel/notifier.c:85)
[   11.145756][  T214]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   11.145924][  T214]  ? netdev_change_features (net/core/dev.c:11117)
[   11.146066][  T214]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391) bridge
[   11.146211][  T214] br_add_if (net/bridge/br_if.c:683) bridge
[   11.146353][  T214]  do_set_master (net/core/rtnetlink.c:3011)
[   11.146488][  T214]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.146622][  T214]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   11.146757][  T214]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.146891][  T214]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.147062][  T214]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.147196][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.147334][  T214]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.147468][  T214]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.147602][  T214]  ? __kernel_text_address (kernel/extable.c:79)
[   11.147736][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.147871][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.148010][  T214]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.148144][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.148282][  T214]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.148415][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.148547][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.148681][  T214]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.148816][  T214]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.148948][  T214]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.149085][  T214]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.149223][  T214]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.149355][  T214]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.149493][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.149629][  T214]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.149764][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.149897][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.150036][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.150169][  T214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.150307][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.150444][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.150577][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.150712][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.150846][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.150986][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.151121][  T214]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.151260][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.151392][  T214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.151524][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.151659][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.151790][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.151926][  T214]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.152066][  T214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.152200][  T214]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.152341][  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))
[   11.152475][  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))
[   11.152611][  T214]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.152749][  T214]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.152883][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.153018][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.153152][  T214]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.153293][  T214]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.153425][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.153559][  T214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.153692][  T214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.153826][  T214]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.153959][  T214]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.154096][  T214]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.154265][  T214]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.154399][  T214]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.154533][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.154667][  T214]  ___sys_sendmsg (net/socket.c:2752)
[   11.154799][  T214]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.154964][  T214]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.155114][  T214]  __sys_sendmsg (net/socket.c:2784)
[   11.155251][  T214]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.155384][  T214]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.155550][  T214]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.155684][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.155818][  T214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.155951][  T214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.156089][  T214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.156229][  T214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.156393][  T214] RIP: 0033:0x7fb4162d308e
[   11.156529][  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
[   11.157008][  T214] RSP: 002b:00007ffdf89cb1f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.157214][  T214] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb4162d308e
[   11.157412][  T214] RDX: 0000000000000000 RSI: 00007ffdf89cb2a0 RDI: 0000000000000005
[   11.157609][  T214] RBP: 00007ffdf89cb200 R08: 0000000000000000 R09: 0000000000000000
[   11.157806][  T214] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3f
[   11.158009][  T214] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf89cb970
| [   11.406602][  T222] ------------[ cut here ]------------
| [   11.406780][  T222] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/222
| [   11.407018][  T222] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [   11.407571][  T222] Tainted: [W]=WARN
[   11.407671][  T222] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.407835][  T222] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.408015][  T222] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.408483][  T222] RSP: 0018:ffa00000007a7030 EFLAGS: 00010286
[   11.408652][  T222] RAX: 00000000ffffffa6 RBX: ff11000008eceac0 RCX: 1ff40000000f4dcc
[   11.408849][  T222] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008eceb7c
[   11.409051][  T222] RBP: ff11000010352000 R08: 1fe22000011d9d71 R09: ff11000008a951e8
[   11.409249][  T222] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   11.409443][  T222] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010352ce1
[   11.409641][  T222] FS:  00007f5c8a5c9840(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[   11.409874][  T222] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.410046][  T222] CR2: 0000000010bed988 CR3: 000000000ff37002 CR4: 0000000000771ef0
[   11.410248][  T222] PKRU: 55555554
[   11.410347][  T222] Call Trace:
[   11.410445][  T222]  <TASK>
[   11.410515][  T222]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.410650][  T222]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.410753][  T222]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.410886][  T222]  __dev_notify_flags (net/core/dev.c:9787)
[   11.411624][  T222]  ? netif_change_name (net/core/dev.c:1495)
[   11.411760][  T222]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.411890][  T222]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.412027][  T222]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.412161][  T222]  netif_change_flags (net/core/dev.c:9820)
[   11.412300][  T222]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.412433][  T222]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.412564][  T222]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.412728][  T222]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.412859][  T222]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.412996][  T222]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.413125][  T222]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.413263][  T222]  ? __kernel_text_address (kernel/extable.c:79)
[   11.413398][  T222]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.413533][  T222]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.413664][  T222]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.413796][  T222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.413926][  T222]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.414064][  T222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.414195][  T222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.414336][  T222]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.414467][  T222]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.414598][  T222]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.414733][  T222]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.414865][  T222]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.415004][  T222]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.415140][  T222]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.415280][  T222]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.415410][  T222]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.415544][  T222]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.415676][  T222]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.415811][  T222]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.415949][  T222]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.416084][  T222]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.416220][  T222]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.416351][  T222]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.416484][  T222]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.416614][  T222]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.416748][  T222]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.416879][  T222]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.417015][  T222]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.417148][  T222]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.417282][  T222]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.417414][  T222]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.417546][  T222]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.417676][  T222]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.417814][  T222]  ? 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))
[   11.417944][  T222]  ? 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))
[   11.418082][  T222]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.418220][  T222]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.418349][  T222]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.418482][  T222]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.418617][  T222]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.418753][  T222]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.418887][  T222]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.419022][  T222]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.419154][  T222]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.419290][  T222]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.419421][  T222]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.419550][  T222]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.419712][  T222]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.419844][  T222]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.419981][  T222]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.420114][  T222]  ___sys_sendmsg (net/socket.c:2752)
[   11.420248][  T222]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.420409][  T222]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.420552][  T222]  __sys_sendmsg (net/socket.c:2784)
[   11.420683][  T222]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.420814][  T222]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.420984][  T222]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.421115][  T222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.421250][  T222]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.421380][  T222]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.421510][  T222]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.421640][  T222]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.421802][  T222] RIP: 0033:0x7f5c8a80308e
[   11.421942][  T222] 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
[   11.422417][  T222] RSP: 002b:00007fff8fa68b20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.422614][  T222] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5c8a80308e
[   11.422811][  T222] RDX: 0000000000000000 RSI: 00007fff8fa68bd0 RDI: 0000000000000005
[   11.423011][  T222] RBP: 00007fff8fa68b30 R08: 0000000000000000 R09: 0000000000000000
[   11.423211][  T222] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3f
[   11.423408][  T222] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8fa692a0
| [   11.449590][  T223] ------------[ cut here ]------------
| [   11.449776][  T223] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/223
| [   11.450064][  T223] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [   11.450698][  T223] Tainted: [W]=WARN
[   11.450853][  T223] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.451171][  T223] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.451475][  T223] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.452073][  T223] RSP: 0018:ffa00000007b7030 EFLAGS: 00010286
[   11.452377][  T223] RAX: 00000000ffffffa6 RBX: ff1100000215c900 RCX: 1ff40000000f6dcc
[   11.452713][  T223] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000215c9bc
[   11.453018][  T223] RBP: ff11000008369000 R08: 1fe220000042b939 R09: ff110000096751e8
[   11.453324][  T223] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.453615][  T223] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008369ce1
[   11.453910][  T223] FS:  00007f1a9eb76840(0000) GS:ff110000812ac000(0000) knlGS:0000000000000000
[   11.454234][  T223] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.454448][  T223] CR2: 0000000020ab6988 CR3: 000000000ff47002 CR4: 0000000000771ef0
[   11.454689][  T223] PKRU: 55555554
[   11.454833][  T223] Call Trace:
[   11.454989][  T223]  <TASK>
[   11.455103][  T223]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.455287][  T223]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.455434][  T223]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.455614][  T223]  __dev_notify_flags (net/core/dev.c:9787)
[   11.455794][  T223]  ? netif_change_name (net/core/dev.c:1495)
[   11.455985][  T223]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.456162][  T223]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.456348][  T223]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.456527][  T223]  netif_change_flags (net/core/dev.c:9820)
[   11.456704][  T223]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.456886][  T223]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.457081][  T223]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.457302][  T223]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.457478][  T223]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.457654][  T223]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.457830][  T223]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.458022][  T223]  ? __kernel_text_address (kernel/extable.c:79)
[   11.458202][  T223]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.458388][  T223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.458564][  T223]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.458742][  T223]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.458919][  T223]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.459108][  T223]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.459295][  T223]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.459472][  T223]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.459653][  T223]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.459828][  T223]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.460017][  T223]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.460195][  T223]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.460386][  T223]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.460565][  T223]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.460746][  T223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.460920][  T223]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.461115][  T223]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.461298][  T223]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.461475][  T223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.461658][  T223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.461833][  T223]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.462022][  T223]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.462200][  T223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.462387][  T223]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.462564][  T223]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.462747][  T223]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.462921][  T223]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.463110][  T223]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.463299][  T223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.463476][  T223]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.463655][  T223]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.463835][  T223]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.464044][  T223]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.464232][  T223]  ? 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))
[   11.464407][  T223]  ? 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))
[   11.464587][  T223]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.464766][  T223]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.464942][  T223]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.465136][  T223]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.465319][  T223]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.465500][  T223]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.465675][  T223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.465852][  T223]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.466043][  T223]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.466227][  T223]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.466409][  T223]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.466587][  T223]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.466792][  T223]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.466984][  T223]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.467161][  T223]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.467347][  T223]  ___sys_sendmsg (net/socket.c:2752)
[   11.467524][  T223]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.467731][  T223]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.467922][  T223]  __sys_sendmsg (net/socket.c:2784)
[   11.468112][  T223]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.468295][  T223]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.468510][  T223]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.468689][  T223]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.468867][  T223]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.469053][  T223]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.469240][  T223]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.469417][  T223]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.469625][  T223] RIP: 0033:0x7f1a9edb008e
[   11.469812][  T223] 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
[   11.470336][  T223] RSP: 002b:00007ffd45387cb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.470579][  T223] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1a9edb008e
[   11.470820][  T223] RDX: 0000000000000000 RSI: 00007ffd45387d60 RDI: 0000000000000005
[   11.471073][  T223] RBP: 00007ffd45387cc0 R08: 0000000000000000 R09: 0000000000000000
[   11.471315][  T223] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3f
[   11.471556][  T223] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd45388430
| [   11.513959][  T224] ------------[ cut here ]------------
| [   11.514542][  T224] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/224
| [   11.514818][  T224] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [   11.515468][  T224] Tainted: [W]=WARN
[   11.515613][  T224] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.515823][  T224] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.516053][  T224] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.516570][  T224] RSP: 0018:ffa00000007c7030 EFLAGS: 00010286
[   11.516783][  T224] RAX: 00000000ffffffa6 RBX: ff11000005737700 RCX: 1ff40000000f8dcc
[   11.517039][  T224] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000057377bc
[   11.517283][  T224] RBP: ff11000009db4000 R08: 1fe2200000ae6ef9 R09: ff11000009672ea8
[   11.517526][  T224] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.517769][  T224] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009db4ce1
[   11.518023][  T224] FS:  00007fdfaf83e840(0000) GS:ff110000812ac000(0000) knlGS:0000000000000000
[   11.518306][  T224] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.518518][  T224] CR2: 000000000d4fd988 CR3: 000000000fc17004 CR4: 0000000000771ef0
[   11.518760][  T224] PKRU: 55555554
[   11.518914][  T224] Call Trace:
[   11.519073][  T224]  <TASK>
[   11.519191][  T224]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.519377][  T224]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.519524][  T224]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.519700][  T224]  __dev_notify_flags (net/core/dev.c:9787)
[   11.519879][  T224]  ? netif_change_name (net/core/dev.c:1495)
[   11.520069][  T224]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.520252][  T224]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.520433][  T224]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.520614][  T224]  netif_change_flags (net/core/dev.c:9820)
[   11.520795][  T224]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.520987][  T224]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.521164][  T224]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.521381][  T224]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.521558][  T224]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.521739][  T224]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.521915][  T224]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.522105][  T224]  ? __kernel_text_address (kernel/extable.c:79)
[   11.522287][  T224]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.522468][  T224]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.522644][  T224]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.522821][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.523012][  T224]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.523188][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.523372][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.523549][  T224]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.523726][  T224]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.523901][  T224]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.524088][  T224]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.524274][  T224]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.524455][  T224]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.524635][  T224]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.524816][  T224]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.525003][  T224]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.525182][  T224]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.525367][  T224]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.525544][  T224]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.525724][  T224]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.525902][  T224]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.526092][  T224]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.526279][  T224]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.526458][  T224]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.526635][  T224]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.526814][  T224]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.527002][  T224]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.527183][  T224]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.527368][  T224]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.527543][  T224]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.527721][  T224]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.527899][  T224]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.528088][  T224]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.528278][  T224]  ? 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))
[   11.528457][  T224]  ? 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))
[   11.528642][  T224]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.528821][  T224]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.529010][  T224]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.529187][  T224]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.529373][  T224]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.529551][  T224]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.529725][  T224]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.529906][  T224]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.530095][  T224]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.530283][  T224]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.530464][  T224]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.530642][  T224]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.530849][  T224]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.531041][  T224]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.531227][  T224]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.531406][  T224]  ___sys_sendmsg (net/socket.c:2752)
[   11.531583][  T224]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.531793][  T224]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.531994][  T224]  __sys_sendmsg (net/socket.c:2784)
[   11.532172][  T224]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.532350][  T224]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.532562][  T224]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.532742][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.532922][  T224]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.533113][  T224]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.533298][  T224]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.533476][  T224]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.533684][  T224] RIP: 0033:0x7fdfafa7808e
[   11.533867][  T224] 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
[   11.534392][  T224] RSP: 002b:00007ffdd6120f20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.534635][  T224] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdfafa7808e
[   11.534876][  T224] RDX: 0000000000000000 RSI: 00007ffdd6120fd0 RDI: 0000000000000005
[   11.535131][  T224] RBP: 00007ffdd6120f30 R08: 0000000000000000 R09: 0000000000000000
[   11.535377][  T224] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3f
[   11.535616][  T224] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd61216a0
| [   11.538264][   T38] ------------[ cut here ]------------
| [   11.538427][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/38
| [   11.538661][   T38] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [   11.539273][   T38] Tainted: [W]=WARN
[   11.539363][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.539512][   T38] Workqueue: events_unbound linkwatch_event
[   11.539674][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.539840][   T38] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.540275][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   11.540426][   T38] RAX: 00000000ffffffa6 RBX: ff1100000c3251c0 RCX: 1ff4000000055f02
[   11.540618][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c32527c
[   11.540794][   T38] RBP: ff11000001db4000 R08: 1fe2200001864a51 R09: ff11000001d82ef8
[   11.540994][   T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   11.541171][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.541354][   T38] FS:  0000000000000000(0000) GS:ff1100008122c000(0000) knlGS:0000000000000000
[   11.541564][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.541717][   T38] CR2: 00007f2f93dd3574 CR3: 0000000035539003 CR4: 0000000000771ef0
[   11.541950][   T38] PKRU: 55555554
[   11.542043][   T38] Call Trace:
[   11.542132][   T38]  <TASK>
[   11.542194][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.542323][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.542445][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.542538][   T38]  netif_state_change (net/core/dev.c:1605)
[   11.542659][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.542809][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.542928][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.543054][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.543178][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.543303][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.543423][   T38]  process_one_work (kernel/workqueue.c:3314)
[   11.543548][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.543668][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.543791][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.543914][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.544042][   T38]  kthread (kernel/kthread.c:436)
[   11.544133][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.544287][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.544406][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.544528][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.544682][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.544804][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.544925][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.546841][   T38] ------------[ cut here ]------------
| [   11.546992][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/38
| [   11.547247][   T38] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [   11.547769][   T38] Tainted: [W]=WARN
[   11.547860][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.548016][   T38] Workqueue: events_unbound linkwatch_event
[   11.548172][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.548334][   T38] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.548759][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   11.548910][   T38] RAX: 00000000ffffffa6 RBX: ff1100000c80b540 RCX: 1ff4000000055f02
[   11.549093][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c80b5fc
[   11.549275][   T38] RBP: ff11000009c51000 R08: 1fe22000019016c1 R09: ff11000001d82ef8
[   11.549452][   T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   11.549630][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.549807][   T38] FS:  0000000000000000(0000) GS:ff1100008122c000(0000) knlGS:0000000000000000
[   11.550022][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.550171][   T38] CR2: 00007f2f93dd3574 CR3: 0000000035539003 CR4: 0000000000771ef0
[   11.550357][   T38] PKRU: 55555554
[   11.550446][   T38] Call Trace:
[   11.550536][   T38]  <TASK>
[   11.550598][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.550718][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.550843][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.550935][   T38]  netif_state_change (net/core/dev.c:1605)
[   11.551062][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.551217][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.551343][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.551464][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.551587][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.551708][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.551831][   T38]  process_one_work (kernel/workqueue.c:3314)
[   11.551956][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.552081][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.552208][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.552332][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.552454][   T38]  kthread (kernel/kthread.c:436)
[   11.552630][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.552778][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.552902][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.553028][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.553258][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.553377][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.553500][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.555392][   T38] ------------[ cut here ]------------
| [   11.555525][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/38
| [   11.555768][   T38] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [   11.557274][   T38] Tainted: [W]=WARN
[   11.557365][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.557522][   T38] Workqueue: events_unbound linkwatch_event
[   11.557682][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.557840][   T38] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.558377][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   11.558528][   T38] RAX: 00000000ffffffa6 RBX: ff1100000c80a740 RCX: 1ff4000000055f02
[   11.558709][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c80a7fc
[   11.558888][   T38] RBP: ff110000087a9000 R08: 1fe2200001901501 R09: ff11000001d82ef8
[   11.559162][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.559345][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.559524][   T38] FS:  0000000000000000(0000) GS:ff1100008132c000(0000) knlGS:0000000000000000
[   11.559733][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.559882][   T38] CR2: 000055593f470d5c CR3: 0000000008ac7001 CR4: 0000000000771ef0
[   11.560157][   T38] PKRU: 55555554
[   11.560251][   T38] Call Trace:
[   11.560340][   T38]  <TASK>
[   11.560494][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.560615][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.560737][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.560831][   T38]  netif_state_change (net/core/dev.c:1605)
[   11.560953][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.561199][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.561326][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.561446][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.561572][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.561693][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.561815][   T38]  process_one_work (kernel/workqueue.c:3314)
[   11.561940][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.562117][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.562246][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.562370][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.562490][   T38]  kthread (kernel/kthread.c:436)
[   11.562581][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.562731][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.562852][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.563122][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.563277][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.563397][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.563517][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.581818][  T226] ------------[ cut here ]------------
| [   11.581956][  T226] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/226
| [   11.582321][  T226] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [   11.582852][  T226] Tainted: [W]=WARN
[   11.582950][  T226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.583204][  T226] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.583378][  T226] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.583897][  T226] RSP: 0018:ffa00000007c7030 EFLAGS: 00010286
[   11.584528][  T226] RAX: 00000000ffffffa6 RBX: ff11000009554e40 RCX: 1ff40000000f8dcc
[   11.584726][  T226] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009554efc
[   11.584919][  T226] RBP: ff1100001033a000 R08: 1fe22000012aa9e1 R09: ff11000004a52ea8
[   11.585185][  T226] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   11.585382][  T226] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001033ace1
[   11.585575][  T226] FS:  00007ff8002f1840(0000) GS:ff1100008122c000(0000) knlGS:0000000000000000
[   11.585801][  T226] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.585964][  T226] CR2: 00007ff8005c11a0 CR3: 000000000d127003 CR4: 0000000000771ef0
[   11.586255][  T226] PKRU: 55555554
[   11.586353][  T226] Call Trace:
[   11.586449][  T226]  <TASK>
[   11.586515][  T226]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.586647][  T226]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.586748][  T226]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.586877][  T226]  __dev_notify_flags (net/core/dev.c:9787)
[   11.587064][  T226]  ? netif_change_name (net/core/dev.c:1495)
[   11.587193][  T226]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.587409][  T226]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.587540][  T226]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.587672][  T226]  netif_change_flags (net/core/dev.c:9820)
[   11.587801][  T226]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.587934][  T226]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.588091][  T226]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.588254][  T226]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.588383][  T226]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.588511][  T226]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.588638][  T226]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.588767][  T226]  ? __kernel_text_address (kernel/extable.c:79)
[   11.588897][  T226]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.589032][  T226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.589160][  T226]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.589294][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.589422][  T226]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.589548][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.589678][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.589807][  T226]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.589938][  T226]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.590073][  T226]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.590202][  T226]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.590335][  T226]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.590467][  T226]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.590599][  T226]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.590730][  T226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.590859][  T226]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.591054][  T226]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.591181][  T226]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.591314][  T226]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.591447][  T226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.591576][  T226]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.591705][  T226]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.591834][  T226]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.591967][  T226]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.592160][  T226]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.592295][  T226]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.592424][  T226]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.592552][  T226]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.592682][  T226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.592811][  T226]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.592941][  T226]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.593138][  T226]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.593273][  T226]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.593406][  T226]  ? 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))
[   11.593535][  T226]  ? 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))
[   11.593667][  T226]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.593798][  T226]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.593927][  T226]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.594113][  T226]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.594248][  T226]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.594379][  T226]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.594508][  T226]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.594638][  T226]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.594767][  T226]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.594900][  T226]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.595169][  T226]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.595303][  T226]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.595461][  T226]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.595591][  T226]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.595720][  T226]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.595850][  T226]  ___sys_sendmsg (net/socket.c:2752)
[   11.596042][  T226]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.596203][  T226]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.596351][  T226]  __sys_sendmsg (net/socket.c:2784)
[   11.596479][  T226]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.596608][  T226]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.596771][  T226]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.596901][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.597116][  T226]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.597249][  T226]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.597380][  T226]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.597510][  T226]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.597670][  T226] RIP: 0033:0x7ff80052b08e
[   11.597805][  T226] 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
[   11.598340][  T226] RSP: 002b:00007ffd8690aed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.598534][  T226] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff80052b08e
[   11.598726][  T226] RDX: 0000000000000000 RSI: 00007ffd8690af80 RDI: 0000000000000005
[   11.598919][  T226] RBP: 00007ffd8690aee0 R08: 0000000000000000 R09: 0000000000000000
[   11.599136][  T226] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea3f
[   11.599337][  T226] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8690b650
| [   11.640643][  T227] ------------[ cut here ]------------
| [   11.640820][  T227] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/227
| [   11.641669][  T227] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [   11.642448][  T227] Tainted: [W]=WARN
[   11.642644][  T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.642915][  T227] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.643167][  T227] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.643673][  T227] RSP: 0018:ffa00000007d7030 EFLAGS: 00010286
[   11.643891][  T227] RAX: 00000000ffffffa6 RBX: ff110000028511c0 RCX: 1ff40000000fadcc
[   11.644140][  T227] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000285127c
[   11.644386][  T227] RBP: ff110000087b1000 R08: 1fe220000050a251 R09: ff11000004a551e8
[   11.644626][  T227] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.644869][  T227] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000087b1ce1
[   11.645118][  T227] FS:  00007fd6e1bc9840(0000) GS:ff110000812ac000(0000) knlGS:0000000000000000
[   11.645398][  T227] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.645607][  T227] CR2: 0000000024662988 CR3: 000000000fdcd002 CR4: 0000000000771ef0
[   11.645851][  T227] PKRU: 55555554
[   11.646007][  T227] Call Trace:
[   11.646151][  T227]  <TASK>
[   11.646275][  T227]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.646457][  T227]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.646605][  T227]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.646782][  T227]  __dev_notify_flags (net/core/dev.c:9787)
[   11.646960][  T227]  ? netif_change_name (net/core/dev.c:1495)
[   11.647150][  T227]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.647336][  T227]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.647514][  T227]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.647693][  T227]  netif_change_flags (net/core/dev.c:9820)
[   11.647871][  T227]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.648060][  T227]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.648244][  T227]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.648455][  T227]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.648629][  T227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.648809][  T227]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.648995][  T227]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.649172][  T227]  ? __kernel_text_address (kernel/extable.c:79)
[   11.649352][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.649529][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.649707][  T227]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.649883][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.650072][  T227]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.650253][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.650429][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.650607][  T227]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.650784][  T227]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.650964][  T227]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.651153][  T227]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.651340][  T227]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.651519][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.651698][  T227]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.651875][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.652063][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.652246][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.652425][  T227]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.652601][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.652782][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.652957][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.653147][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.653333][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.653512][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.653689][  T227]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.653869][  T227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.654054][  T227]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.654236][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.654416][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.654591][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.654768][  T227]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.654943][  T227]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.655133][  T227]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.655319][  T227]  ? 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))
[   11.655493][  T227]  ? 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))
[   11.655672][  T227]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.655849][  T227]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.656038][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.656232][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.656409][  T227]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.656589][  T227]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.656762][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.656939][  T227]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.657126][  T227]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.657311][  T227]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.657487][  T227]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.657662][  T227]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.657870][  T227]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.658060][  T227]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.658245][  T227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.658423][  T227]  ___sys_sendmsg (net/socket.c:2752)
[   11.658598][  T227]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.658809][  T227]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.659010][  T227]  __sys_sendmsg (net/socket.c:2784)
[   11.659189][  T227]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.659371][  T227]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.659581][  T227]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.659793][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.659986][  T227]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.660163][  T227]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.660377][  T227]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.660555][  T227]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.660766][  T227] RIP: 0033:0x7fd6e1e0308e
[   11.660949][  T227] 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
[   11.661475][  T227] RSP: 002b:00007ffec3711b50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.661721][  T227] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd6e1e0308e
[   11.661965][  T227] RDX: 0000000000000000 RSI: 00007ffec3711c00 RDI: 0000000000000005
[   11.662225][  T227] RBP: 00007ffec3711b60 R08: 0000000000000000 R09: 0000000000000000
[   11.662474][  T227] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea40
[   11.662713][  T227] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec37122d0
| [   11.665178][   T38] ------------[ cut here ]------------
| [   11.665309][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/38
| [   11.665548][   T38] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [   11.666100][   T38] Tainted: [W]=WARN
[   11.666190][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.666352][   T38] Workqueue: events_unbound linkwatch_event
[   11.666508][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.666668][   T38] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.667099][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   11.667256][   T38] RAX: 00000000ffffffa6 RBX: ff11000002851540 RCX: 1ff4000000055f02
[   11.667438][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028515fc
[   11.667615][   T38] RBP: ff110000087b1000 R08: 1fe220000050a2c1 R09: ff11000001d82ef8
[   11.667793][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.667977][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.668156][   T38] FS:  0000000000000000(0000) GS:ff1100008132c000(0000) knlGS:0000000000000000
[   11.668374][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.668524][   T38] CR2: 000055593f470d5c CR3: 0000000008ac7001 CR4: 0000000000771ef0
[   11.668704][   T38] PKRU: 55555554
[   11.668798][   T38] Call Trace:
[   11.668887][   T38]  <TASK>
[   11.668949][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.669075][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.669216][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.669312][   T38]  netif_state_change (net/core/dev.c:1605)
[   11.669434][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.669585][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.669742][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.669864][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.669994][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.670115][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.670253][   T38]  process_one_work (kernel/workqueue.c:3314)
[   11.670377][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.670498][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.670623][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.670751][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.670871][   T38]  kthread (kernel/kthread.c:436)
[   11.670962][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.671117][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.671243][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.671363][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.671514][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.671634][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.671754][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.673408][   T38] ------------[ cut here ]------------
| [   11.673525][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/38
| [   11.673759][   T38] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [   11.674292][   T38] Tainted: [W]=WARN
[   11.674382][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.674532][   T38] Workqueue: events_unbound linkwatch_event
[   11.674690][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.674846][   T38] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.675285][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   11.675435][   T38] RAX: 00000000ffffffa6 RBX: ff11000002850200 RCX: 1ff4000000055f02
[   11.675613][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028502bc
[   11.675790][   T38] RBP: ff11000008369000 R08: 1fe220000050a059 R09: ff11000001d82ef8
[   11.675974][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.676239][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.676418][   T38] FS:  0000000000000000(0000) GS:ff1100008132c000(0000) knlGS:0000000000000000
[   11.676706][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.676861][   T38] CR2: 000055593f470d5c CR3: 0000000008ac7001 CR4: 0000000000771ef0
[   11.677045][   T38] PKRU: 55555554
[   11.677135][   T38] Call Trace:
[   11.677304][   T38]  <TASK>
[   11.677367][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.677488][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.677609][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.677701][   T38]  netif_state_change (net/core/dev.c:1605)
[   11.677901][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.678058][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.678178][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.678303][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.678427][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.678547][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.678670][   T38]  process_one_work (kernel/workqueue.c:3314)
[   11.678796][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.678915][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.679046][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.679171][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.679298][   T38]  kthread (kernel/kthread.c:436)
[   11.679389][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.679538][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.679659][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.679781][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.679930][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.680056][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.680178][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.716081][  T228] ------------[ cut here ]------------
| [   11.716227][  T228] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/228
| [   11.716450][  T228] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [   11.716988][  T228] Tainted: [W]=WARN
[   11.717084][  T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.717249][  T228] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.717416][  T228] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.717879][  T228] RSP: 0018:ffa00000005a7060 EFLAGS: 00010286
[   11.718047][  T228] RAX: 00000000ffffffa6 RBX: ff11000009faf1c0 RCX: 1ff40000000b4dd2
[   11.718243][  T228] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009faf27c
[   11.718433][  T228] RBP: ff11000010352000 R08: 1fe22000013f5e51 R09: ff1100000c28d1e8
[   11.718625][  T228] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.718815][  T228] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   11.719011][  T228] FS:  00007f3848e67840(0000) GS:ff1100008132c000(0000) knlGS:0000000000000000
[   11.719247][  T228] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.719408][  T228] CR2: 000000003112b988 CR3: 000000000bdd2003 CR4: 0000000000771ef0
[   11.719601][  T228] PKRU: 55555554
[   11.719697][  T228] Call Trace:
[   11.719796][  T228]  <TASK>
[   11.719863][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.719999][  T228]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.720128][  T228]  notifier_call_chain (kernel/notifier.c:85)
[   11.720263][  T228]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   11.720392][  T228]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   11.720519][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.720649][  T228]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.720781][  T228]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.720913][  T228]  do_setlink.isra.0 (net/core/rtnetlink.c:3169 (discriminator 1))
[   11.721049][  T228]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.721178][  T228]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.721341][  T228]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.721470][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.721598][  T228]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.721727][  T228]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.721855][  T228]  ? __kernel_text_address (kernel/extable.c:79)
[   11.721988][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.722118][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.722248][  T228]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.722377][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.722504][  T228]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.722633][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.722761][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.722889][  T228]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.723024][  T228]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.723151][  T228]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.723283][  T228]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.723413][  T228]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.723540][  T228]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.723671][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.723803][  T228]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.723933][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.724068][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.724197][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.724330][  T228]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.724460][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.724591][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.724721][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.724850][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.724983][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.725113][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.725247][  T228]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.725378][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.725507][  T228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.725635][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.725767][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.725894][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.726029][  T228]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.726159][  T228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.726295][  T228]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.726428][  T228]  ? 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))
[   11.726557][  T228]  ? 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))
[   11.726688][  T228]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.726818][  T228]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.726965][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.727155][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.727323][  T228]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.727455][  T228]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.727582][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.727715][  T228]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.727845][  T228]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.727981][  T228]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.728110][  T228]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.728246][  T228]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.728406][  T228]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.728535][  T228]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.728665][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.728794][  T228]  ___sys_sendmsg (net/socket.c:2752)
[   11.728922][  T228]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.729089][  T228]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.729250][  T228]  __sys_sendmsg (net/socket.c:2784)
[   11.729437][  T228]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.729623][  T228]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.729865][  T228]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.730071][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.730265][  T228]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.730459][  T228]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.730639][  T228]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.730772][  T228]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.730933][  T228] RIP: 0033:0x7f38490a108e
[   11.731079][  T228] 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
[   11.731549][  T228] RSP: 002b:00007ffdfc322e50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.731746][  T228] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f38490a108e
[   11.731941][  T228] RDX: 0000000000000000 RSI: 00007ffdfc322f00 RDI: 0000000000000005
[   11.732140][  T228] RBP: 00007ffdfc322e60 R08: 0000000000000000 R09: 0000000000000000
[   11.732339][  T228] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea40
[   11.732531][  T228] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfc3235d0
| [   11.735730][  T228] ------------[ cut here ]------------
| [   11.735878][  T228] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/228
| [   11.736133][  T228] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [   11.736718][  T228] Tainted: [W]=WARN
[   11.736825][  T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.737008][  T228] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.737193][  T228] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.737704][  T228] RSP: 0018:ffa00000005a6d00 EFLAGS: 00010286
[   11.737882][  T228] RAX: 00000000ffffffa6 RBX: ff11000009fae040 RCX: 1ff40000000b4d66
[   11.738099][  T228] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009fae0fc
[   11.738317][  T228] RBP: ff1100001033a000 R08: 1fe22000013f5c21 R09: ff1100000c28d1e8
[   11.738527][  T228] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.738737][  T228] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   11.738951][  T228] FS:  00007f3848e67840(0000) GS:ff1100008132c000(0000) knlGS:0000000000000000
[   11.739212][  T228] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.739390][  T228] CR2: 000000003112b988 CR3: 000000000bdd2003 CR4: 0000000000771ef0
[   11.739601][  T228] PKRU: 55555554
[   11.739707][  T228] Call Trace:
[   11.739811][  T228]  <TASK>
[   11.739883][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.740028][  T228]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.740172][  T228]  notifier_call_chain (kernel/notifier.c:85)
[   11.740324][  T228]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   11.740468][  T228]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   11.740615][  T228]  netif_set_mtu (net/core/dev.c:9910)
[   11.740757][  T228]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   11.740902][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.741047][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.741191][  T228]  dev_set_mtu (net/core/dev_api.c:249)
[   11.741306][  T228] br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1)) bridge
[   11.741496][  T228] br_device_event (net/bridge/br.c:75) bridge
[   11.741645][  T228]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   11.741792][  T228]  notifier_call_chain (kernel/notifier.c:85)
[   11.741937][  T228]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   11.742089][  T228]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   11.742241][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.742384][  T228]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.742527][  T228]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.742671][  T228]  do_setlink.isra.0 (net/core/rtnetlink.c:3169 (discriminator 1))
[   11.742818][  T228]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.743009][  T228]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.743262][  T228]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.743403][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.743545][  T228]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.743686][  T228]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.743827][  T228]  ? __kernel_text_address (kernel/extable.c:79)
[   11.743975][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.744120][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.744268][  T228]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.744411][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.744553][  T228]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.744693][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.744867][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.745014][  T228]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.745156][  T228]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.745305][  T228]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.745445][  T228]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.745596][  T228]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.745806][  T228]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.745965][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.746115][  T228]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.746261][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.746402][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.746544][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.746685][  T228]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.746825][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.746974][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.747115][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.747261][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.747403][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.747545][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.747687][  T228]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.747829][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.747975][  T228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.748117][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.748265][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.748406][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.748549][  T228]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.748690][  T228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.748833][  T228]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.748983][  T228]  ? 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))
[   11.749127][  T228]  ? 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))
[   11.749276][  T228]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.749419][  T228]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.749562][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.749704][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.749848][  T228]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.749997][  T228]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.750138][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.750290][  T228]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.750431][  T228]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.750575][  T228]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.750719][  T228]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.750861][  T228]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.751043][  T228]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.751188][  T228]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.751366][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.751509][  T228]  ___sys_sendmsg (net/socket.c:2752)
[   11.751650][  T228]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.751828][  T228]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.751987][  T228]  __sys_sendmsg (net/socket.c:2784)
[   11.752129][  T228]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.752275][  T228]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.752455][  T228]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.752645][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.752836][  T228]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.752983][  T228]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.753126][  T228]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.753274][  T228]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.753450][  T228] RIP: 0033:0x7f38490a108e
[   11.753598][  T228] 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
[   11.754106][  T228] RSP: 002b:00007ffdfc322e50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.754324][  T228] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f38490a108e
[   11.754538][  T228] RDX: 0000000000000000 RSI: 00007ffdfc322f00 RDI: 0000000000000005
[   11.754752][  T228] RBP: 00007ffdfc322e60 R08: 0000000000000000 R09: 0000000000000000
[   11.754962][  T228] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea40
[   11.755179][  T228] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfc3235d0
| [   12.063560][   T39] ------------[ cut here ]------------
| [   12.063685][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39
| [   12.063990][   T39] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [   12.064558][   T39] Tainted: [W]=WARN
[   12.064653][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.064806][   T39] Workqueue: events_unbound linkwatch_event
[   12.064966][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.065133][   T39] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.065570][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   12.065726][   T39] RAX: 00000000ffffffa6 RBX: ff1100000c324e40 RCX: 1ff4000000057f02
[   12.065910][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c324efc
[   12.066099][   T39] RBP: ff11000009db4000 R08: 1fe22000018649e1 R09: ff11000001d85238
[   12.066328][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   12.066514][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.066697][   T39] FS:  0000000000000000(0000) GS:ff1100008132c000(0000) knlGS:0000000000000000
[   12.066910][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.067069][   T39] CR2: 00007f3848f34574 CR3: 0000000035539004 CR4: 0000000000771ef0
[   12.067256][   T39] PKRU: 55555554
[   12.067348][   T39] Call Trace:
[   12.067439][   T39]  <TASK>
[   12.067503][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.067626][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.067750][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.067843][   T39]  netif_state_change (net/core/dev.c:1605)
[   12.067976][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   12.068132][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   12.068257][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   12.068378][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.068502][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   12.068623][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   12.068747][   T39]  process_one_work (kernel/workqueue.c:3314)
[   12.068877][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.069006][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.069129][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.069256][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.069377][   T39]  kthread (kernel/kthread.c:436)
[   12.069469][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.069631][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.069751][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.069874][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.070032][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.070153][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.070279][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.071660][   T39] ------------[ cut here ]------------
| [   12.071776][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39
| [   12.072016][   T39] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [   12.072545][   T39] Tainted: [W]=WARN
[   12.072636][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.072787][   T39] Workqueue: events_unbound linkwatch_event
[   12.072944][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.073104][   T39] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.073536][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   12.073685][   T39] RAX: 00000000ffffffa6 RBX: ff1100000c325000 RCX: 1ff4000000057f02
[   12.073863][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3250bc
[   12.074047][   T39] RBP: ff1100001033a000 R08: 1fe2200001864a19 R09: ff11000001d85238
[   12.074232][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   12.074414][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.074596][   T39] FS:  0000000000000000(0000) GS:ff1100008132c000(0000) knlGS:0000000000000000
[   12.074807][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.074959][   T39] CR2: 00007f3848f34574 CR3: 0000000035539004 CR4: 0000000000771ef0
[   12.075144][   T39] PKRU: 55555554
[   12.075237][   T39] Call Trace:
[   12.075325][   T39]  <TASK>
[   12.075389][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.075510][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.075630][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.075721][   T39]  netif_state_change (net/core/dev.c:1605)
[   12.075842][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   12.075996][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   12.076114][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   12.076240][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.076367][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   12.076486][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   12.076610][   T39]  process_one_work (kernel/workqueue.c:3314)
[   12.076734][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.076854][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.076983][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.077106][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.077231][   T39]  kthread (kernel/kthread.c:436)
[   12.077323][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.077472][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.077592][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.077714][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.077863][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.077986][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.078108][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.303476][   T70] ------------[ cut here ]------------
| [  312.303687][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/70
| [  312.303953][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.304616][   T70] Tainted: [W]=WARN
[  312.304717][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.304879][   T70] Workqueue: netns cleanup_net
[  312.305053][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.305228][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.305682][   T70] RSP: 0018:ffa00000004b7780 EFLAGS: 00010286
[  312.305845][   T70] RAX: 00000000ffffffa6 RBX: ff11000009ddc900 RCX: 1ff4000000096eb6
[  312.306042][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009ddc9bc
[  312.306238][   T70] RBP: ff11000001db4000 R08: 1fe22000013bb939 R09: ff11000008a90be0
[  312.306428][   T70] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  312.306618][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  312.306813][   T70] FS:  0000000000000000(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[  312.307045][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.307212][   T70] CR2: 00007f385e4bd000 CR3: 0000000035539006 CR4: 0000000000771ef0
[  312.307405][   T70] PKRU: 55555554
[  312.307501][   T70] Call Trace:
[  312.307598][   T70]  <TASK>
[  312.307665][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.307797][   T70]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  312.307928][   T70]  notifier_call_chain (kernel/notifier.c:85)
[  312.308066][   T70]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  312.308200][   T70]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  312.308357][   T70]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  312.308485][   T70]  ? default_device_exit_batch (net/core/dev.c:13075)
[  312.308614][   T70]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  312.308747][   T70]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  312.308875][   T70]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  312.309042][   T70] unregister_vlan_dev (net/8021q/vlan.c:112) 8021q
[  312.309211][   T70]  default_device_exit_batch (net/core/dev.c:13084)
[  312.309339][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.309465][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.309596][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.309724][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.309850][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.309983][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.310113][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.310249][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.310378][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.310510][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.310637][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.310766][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.310899][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.311033][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.311161][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.311297][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.311427][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.311561][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.311692][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.311820][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.311949][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.312082][   T70]  kthread (kernel/kthread.c:436)
[  312.312181][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.312342][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.312472][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.312602][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.312763][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.312891][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.313025][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.314570][   T70] ------------[ cut here ]------------
| [  312.314696][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/70
| [  312.314947][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.315547][   T70] Tainted: [W]=WARN
[  312.315643][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.315805][   T70] Workqueue: netns cleanup_net
[  312.315937][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.316236][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.316700][   T70] RSP: 0018:ffa00000004b7780 EFLAGS: 00010286
[  312.316860][   T70] RAX: 00000000ffffffa6 RBX: ff11000009ddcac0 RCX: 1ff4000000096eb6
[  312.317055][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009ddcb7c
[  312.317253][   T70] RBP: ff11000001db4000 R08: 1fe22000013bb971 R09: ff11000008a90be0
[  312.317446][   T70] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  312.317642][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  312.317838][   T70] FS:  0000000000000000(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[  312.318069][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.318232][   T70] CR2: 00007f385e4bd000 CR3: 0000000035539006 CR4: 0000000000771ef0
[  312.318422][   T70] PKRU: 55555554
[  312.318516][   T70] Call Trace:
[  312.318611][   T70]  <TASK>
[  312.318678][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.318810][   T70]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  312.318939][   T70]  notifier_call_chain (kernel/notifier.c:85)
[  312.319077][   T70]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  312.319214][   T70]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  312.319375][   T70]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  312.319505][   T70]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  312.319634][   T70]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  312.319796][   T70] unregister_vlan_dev (net/8021q/vlan.c:112) 8021q
[  312.319955][   T70]  ? vlan_vid_del (net/8021q/vlan_core.c:367 net/8021q/vlan_core.c:387)
[  312.320093][   T70]  default_device_exit_batch (net/core/dev.c:13084)
[  312.320227][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.320354][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.320481][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.320611][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.320742][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.320871][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.321009][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.321141][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.321276][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.321407][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.321536][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.321663][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.321796][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.321923][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.322058][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.322194][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.322324][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.322457][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.322587][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.322717][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.322847][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.322982][   T70]  kthread (kernel/kthread.c:436)
[  312.323081][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.323247][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.323376][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.323503][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.323665][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.323793][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.323923][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.325791][   T70] ------------[ cut here ]------------
| [  312.325919][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/70
| [  312.326181][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.326726][   T70] Tainted: [W]=WARN
[  312.326821][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.326983][   T70] Workqueue: netns cleanup_net
[  312.327115][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.327284][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.327738][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  312.327896][   T70] RAX: 00000000ffffffa6 RBX: ff11000009ddcc80 RCX: 1ff4000000096eaf
[  312.328143][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009ddcd3c
[  312.328330][   T70] RBP: ff110000087a9000 R08: 1fe22000013bb9a9 R09: ff11000008a90be0
[  312.328516][   T70] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  312.328707][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009c51000
[  312.328900][   T70] FS:  0000000000000000(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[  312.329176][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.329339][   T70] CR2: 00007f385e4bd000 CR3: 0000000035539006 CR4: 0000000000771ef0
[  312.329531][   T70] PKRU: 55555554
[  312.329625][   T70] Call Trace:
[  312.329720][   T70]  <TASK>
[  312.329785][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  312.329959][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  312.330104][   T70]  netif_close_many (net/core/dev.c:1804)
[  312.330233][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  312.330357][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  312.330525][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  312.330682][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.330808][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.330962][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.331139][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.331269][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  312.331424][   T70]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  312.331551][   T70]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  312.331677][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  312.331806][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.331932][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.332107][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.332236][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.332359][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.332486][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.332612][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.332741][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.332864][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.333040][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.333166][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.333294][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.333421][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.333546][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.333671][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.333798][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.333921][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.334099][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.334231][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.334354][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.334483][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.334608][   T70]  kthread (kernel/kthread.c:436)
[  312.334702][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.334857][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.335030][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.335155][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.335315][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.335442][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.335568][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.338377][   T70] ------------[ cut here ]------------
| [  312.338553][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/70
| [  312.338843][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.339551][   T70] Tainted: [W]=WARN
[  312.339690][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.339889][   T70] Workqueue: netns cleanup_net
[  312.340083][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.340302][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.340791][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  312.341015][   T70] RAX: 00000000ffffffa6 RBX: ff11000009ddde00 RCX: 1ff4000000096eaf
[  312.341252][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009dddebc
[  312.341484][   T70] RBP: ff11000009c51000 R08: 1fe22000013bbbd9 R09: ff11000008a90be0
[  312.341716][   T70] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  312.341944][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001db4000
[  312.342197][   T70] FS:  0000000000000000(0000) GS:ff110000812ac000(0000) knlGS:0000000000000000
[  312.342461][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.342663][   T70] CR2: 00007eff8720b2a0 CR3: 0000000035539003 CR4: 0000000000771ef0
[  312.342902][   T70] PKRU: 55555554
[  312.343051][   T70] Call Trace:
[  312.343208][   T70]  <TASK>
[  312.343320][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  312.343495][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[  312.343667][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  312.343813][   T70]  netif_close_many (net/core/dev.c:1804)
[  312.344058][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  312.344294][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  312.344498][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  312.344703][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.344876][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.345090][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.345280][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.345457][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  312.345660][   T70]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  312.345831][   T70]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  312.346018][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  312.346198][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.346368][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.346542][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.346717][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.346887][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.347074][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.347256][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.347432][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.347601][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.347779][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.347956][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.348139][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.348314][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.348488][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.348665][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.348845][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.349031][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.349218][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.349392][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.349563][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.349736][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.349907][   T70]  kthread (kernel/kthread.c:436)
[  312.350061][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.350270][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.350442][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.350618][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.350820][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.351004][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.351184][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.353768][   T70] ------------[ cut here ]------------
| [  312.353939][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/70
| [  312.354250][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.354878][   T70] Tainted: [W]=WARN
[  312.355033][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.355243][   T70] Workqueue: netns cleanup_net
[  312.355420][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.355627][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.356131][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  312.356341][   T70] RAX: 00000000ffffffa6 RBX: ff1100000942fe00 RCX: 1ff4000000096eaf
[  312.356569][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000942febc
[  312.356892][   T70] RBP: ff11000001db4000 R08: 1fe2200001285fd9 R09: ff11000008a90be0
[  312.357225][   T70] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  312.357454][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009db4000
[  312.357686][   T70] FS:  0000000000000000(0000) GS:ff110000812ac000(0000) knlGS:0000000000000000
[  312.357952][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.358166][   T70] CR2: 00007eff8720b2a0 CR3: 0000000035539003 CR4: 0000000000771ef0
[  312.358405][   T70] PKRU: 55555554
[  312.358544][   T70] Call Trace:
[  312.358683][   T70]  <TASK>
[  312.358794][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  312.358966][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[  312.359217][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  312.359362][   T70]  netif_close_many (net/core/dev.c:1804)
[  312.359535][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  312.359736][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  312.359941][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  312.360155][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.360445][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.360650][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.360822][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.361008][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  312.361296][   T70]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  312.361469][   T70]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  312.361644][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  312.361815][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.362081][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.362263][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.362518][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.362688][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.362861][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.363047][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.363308][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.363486][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.363691][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.363945][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.364214][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.364388][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.364559][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.364734][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.364911][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.365095][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.365314][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.365519][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.365692][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.365906][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.366099][   T70]  kthread (kernel/kthread.c:436)
[  312.366250][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.366640][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.366814][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.366999][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.367210][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.367542][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.367717][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.370684][   T70] ------------[ cut here ]------------
| [  312.370851][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/70
| [  312.371722][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.372466][   T70] Tainted: [W]=WARN
[  312.372653][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.372904][   T70] Workqueue: netns cleanup_net
[  312.373250][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.373513][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.374147][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  312.374434][   T70] RAX: 00000000ffffffa6 RBX: ff1100000942e3c0 RCX: 1ff4000000096eaf
[  312.374791][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000942e47c
[  312.375086][   T70] RBP: ff11000009db4000 R08: 1fe2200001285c91 R09: ff11000008a90be0
[  312.375371][   T70] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  312.375651][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007534000
[  312.375930][   T70] FS:  0000000000000000(0000) GS:ff110000812ac000(0000) knlGS:0000000000000000
[  312.376257][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.376506][   T70] CR2: 00007eff8720b2a0 CR3: 0000000035539003 CR4: 0000000000771ef0
[  312.376879][   T70] PKRU: 55555554
[  312.377083][   T70] Call Trace:
[  312.377276][   T70]  <TASK>
[  312.377436][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  312.377659][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[  312.377878][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  312.378082][   T70]  netif_close_many (net/core/dev.c:1804)
[  312.378313][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  312.378536][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  312.378791][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  312.379056][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.379283][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.379533][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.379711][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.379876][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  312.380092][   T70]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  312.380275][   T70]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  312.380449][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  312.380780][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.381044][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.381222][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.381477][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.381652][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.381824][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.382090][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.382276][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.382448][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.382623][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.382954][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.383141][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.383323][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.383497][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.383754][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.384026][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.384203][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.384381][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.384558][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.384731][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.384903][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.385089][   T70]  kthread (kernel/kthread.c:436)
[  312.385241][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.385455][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.385628][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.385807][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.386023][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.386203][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.386457][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.390128][   T70] ------------[ cut here ]------------
| [  312.390261][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/70
| [  312.390508][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.391067][   T70] Tainted: [W]=WARN
[  312.391161][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.391326][   T70] Workqueue: netns cleanup_net
[  312.391457][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.391621][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.392070][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  312.392229][   T70] RAX: 00000000ffffffa6 RBX: ff1100000d36e580 RCX: 1ff4000000096eaf
[  312.392414][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d36e63c
[  312.392599][   T70] RBP: ff11000007534000 R08: 1fe2200001a6dcc9 R09: ff11000008a90be0
[  312.392784][   T70] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  312.393016][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004b77e0
[  312.393215][   T70] FS:  0000000000000000(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[  312.393453][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.393609][   T70] CR2: 00007f2496524498 CR3: 000000000524c003 CR4: 0000000000771ef0
[  312.393794][   T70] PKRU: 55555554
[  312.393887][   T70] Call Trace:
[  312.393987][   T70]  <TASK>
[  312.394052][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  312.394182][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[  312.394309][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  312.394405][   T70]  netif_close_many (net/core/dev.c:1804)
[  312.394532][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  312.394658][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  312.394817][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  312.394980][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.395106][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.395264][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.395389][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.395592][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  312.395749][   T70]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  312.395952][   T70]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  312.396086][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  312.396294][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.396418][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.396542][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.396667][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.396789][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.396914][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.397131][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.397263][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.397387][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.397515][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.397640][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.397764][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.398010][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.398138][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.398268][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.398398][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.398522][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.398652][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.398857][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.398986][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.399112][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.399243][   T70]  kthread (kernel/kthread.c:436)
[  312.399337][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.399493][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.399698][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.399822][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.399982][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.400107][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.400238][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.403076][   T70] ------------[ cut here ]------------
| [  312.403202][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/70
| [  312.403437][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.403957][   T70] Tainted: [W]=WARN
[  312.404054][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.404209][   T70] Workqueue: netns cleanup_net
[  312.404332][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.404486][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.404913][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  312.405069][   T70] RAX: 00000000ffffffa6 RBX: ff11000008fc3700 RCX: 1ff4000000096ed5
[  312.405250][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008fc37bc
[  312.405425][   T70] RBP: ff110000087a9000 R08: 1fe22000011f86f9 R09: ff11000008a90be0
[  312.405601][   T70] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  312.405778][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  312.405956][   T70] FS:  0000000000000000(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[  312.406180][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.406329][   T70] CR2: 00007f2496524498 CR3: 0000000035539006 CR4: 0000000000771ef0
[  312.406506][   T70] PKRU: 55555554
[  312.406596][   T70] Call Trace:
[  312.406685][   T70]  <TASK>
[  312.406749][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  312.406900][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.407058][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.407181][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.407301][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  312.407449][   T70]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  312.407574][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  312.407692][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.407813][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.407938][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.408857][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.409068][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.409192][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.409313][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.409434][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.409551][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.409672][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.409790][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.409908][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.410120][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.410323][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.410447][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.410573][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.410691][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.410814][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.410933][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.411108][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.411231][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.411348][   T70]  kthread (kernel/kthread.c:436)
[  312.411437][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.411584][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.411703][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.411823][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.412027][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.412145][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.412268][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.424303][   T70] ------------[ cut here ]------------
| [  312.424440][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  312.424694][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.425241][   T70] Tainted: [W]=WARN
[  312.425329][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.425478][   T70] Workqueue: netns cleanup_net
[  312.425601][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.425756][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.426191][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  312.426339][   T70] RAX: 00000000ffffffa6 RBX: ff11000008fc31c0 RCX: 1ff4000000096ed5
[  312.426516][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008fc327c
[  312.426694][   T70] RBP: ff11000009c51000 R08: 1fe22000011f8651 R09: ff11000008a90be0
[  312.426869][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  312.427058][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  312.427241][   T70] FS:  0000000000000000(0000) GS:ff1100008122c000(0000) knlGS:0000000000000000
[  312.427449][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.427598][   T70] CR2: 00007f2496219574 CR3: 0000000035539005 CR4: 0000000000771ef0
[  312.427779][   T70] PKRU: 55555554
[  312.427867][   T70] Call Trace:
[  312.427955][   T70]  <TASK>
[  312.428024][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  312.428182][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.428331][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.428450][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.428568][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  312.428718][   T70]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  312.428841][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  312.428961][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.429087][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.429217][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.429336][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.429453][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.429572][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.429693][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.429813][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.429931][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.430059][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.430181][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.430299][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.430420][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.430540][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.430661][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.430785][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.430903][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.431034][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.431155][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.431281][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.431402][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.431522][   T70]  kthread (kernel/kthread.c:436)
[  312.431611][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.431762][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.431881][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.432007][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.432156][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.432279][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.432398][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.436482][   T70] ------------[ cut here ]------------
| [  312.436616][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  312.436859][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.437381][   T70] Tainted: [W]=WARN
[  312.437470][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.437619][   T70] Workqueue: netns cleanup_net
[  312.437744][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.437897][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.438325][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  312.438476][   T70] RAX: 00000000ffffffa6 RBX: ff110000054c3380 RCX: 1ff4000000096ed5
[  312.438652][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000054c343c
[  312.438831][   T70] RBP: ff11000001db4000 R08: 1fe2200000a98689 R09: ff11000008a90be0
[  312.439072][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  312.439257][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  312.439434][   T70] FS:  0000000000000000(0000) GS:ff1100008122c000(0000) knlGS:0000000000000000
[  312.439640][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.439789][   T70] CR2: 00007f2496219574 CR3: 0000000035539005 CR4: 0000000000771ef0
[  312.439966][   T70] PKRU: 55555554
[  312.440138][   T70] Call Trace:
[  312.440230][   T70]  <TASK>
[  312.440293][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  312.440445][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.440598][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.440719][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.440837][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  312.441067][   T70]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  312.441195][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  312.441313][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.441431][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.441549][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.441668][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.441787][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.441906][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.442075][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.442200][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.442318][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.442440][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.442563][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.442684][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.442806][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.442923][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.443092][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.443218][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.443336][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.443459][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.443578][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.443696][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.443816][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.443940][   T70]  kthread (kernel/kthread.c:436)
[  312.444076][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.444226][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.444344][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.444469][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.444616][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.444735][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.444855][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.449678][   T70] ------------[ cut here ]------------
| [  312.449816][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/70
| [  312.450083][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.450661][   T70] Tainted: [W]=WARN
[  312.450762][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.450927][   T70] Workqueue: netns cleanup_net
[  312.451086][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.451263][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.451728][   T70] RSP: 0018:ffa00000004b75c8 EFLAGS: 00010286
[  312.451894][   T70] RAX: 00000000ffffffa6 RBX: ff1100000aa8d1c0 RCX: 1ff4000000096e7f
[  312.452097][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aa8d27c
[  312.452296][   T70] RBP: ff1100001033a000 R08: 1fe2200001551a51 R09: ff11000008a90be0
[  312.452493][   T70] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  312.452688][   T70] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[  312.452891][   T70] FS:  0000000000000000(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[  312.453126][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.453296][   T70] CR2: 00007f2496524498 CR3: 0000000035539006 CR4: 0000000000771ef0
[  312.453492][   T70] PKRU: 55555554
[  312.453591][   T70] Call Trace:
[  312.453688][   T70]  <TASK>
[  312.453757][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.453890][   T70]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  312.454030][   T70]  notifier_call_chain (kernel/notifier.c:85)
[  312.454165][   T70]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  312.454335][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.454467][   T70]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  312.454601][   T70]  ? netdev_change_features (net/core/dev.c:11117)
[  312.454733][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.454864][   T70]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  312.455004][   T70] br_del_if (net/bridge/br_if.c:737) bridge
[  312.455149][   T70] br_device_event (net/bridge/br.c:127) bridge
[  312.455294][   T70]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[  312.455427][   T70]  ? netconsole_netdev_event (drivers/net/netconsole.c:1624)
[  312.455562][   T70]  notifier_call_chain (kernel/notifier.c:85)
[  312.455700][   T70]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  312.455868][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.456037][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.456176][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.456309][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  312.456473][   T70]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  312.456607][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  312.456742][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.456872][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.457010][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.457144][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.457278][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.457409][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.457542][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.457677][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.457812][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.457946][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.458084][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.458219][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.458352][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.458483][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.458616][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.458755][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.458886][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.459026][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.459160][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.459297][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.459430][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.459561][   T70]  kthread (kernel/kthread.c:436)
[  312.459660][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.459824][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.459955][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.460093][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.460261][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.460395][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.460526][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.462084][   T70] ------------[ cut here ]------------
| [  312.462203][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/70
| [  312.462432][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.462947][   T70] Tainted: [W]=WARN
[  312.463795][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.463944][   T70] Workqueue: netns cleanup_net
[  312.464073][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.464231][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.464662][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  312.464812][   T70] RAX: 00000000ffffffa6 RBX: ff1100000aa8c900 RCX: 1ff4000000096ed5
[  312.464996][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aa8c9bc
[  312.465180][   T70] RBP: ff11000009db4000 R08: 1fe2200001551939 R09: ff11000008a90be0
[  312.465357][   T70] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  312.465540][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  312.465721][   T70] FS:  0000000000000000(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[  312.465927][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.466083][   T70] CR2: 00007f2496524498 CR3: 0000000035539006 CR4: 0000000000771ef0
[  312.466265][   T70] PKRU: 55555554
[  312.466355][   T70] Call Trace:
[  312.466443][   T70]  <TASK>
[  312.466505][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  312.466657][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.466805][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.466924][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.467047][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  312.467198][   T70]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  312.467320][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  312.467440][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.467558][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.467677][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.467801][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.467918][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.468040][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.468159][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.468283][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.468402][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.468523][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.468641][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.468757][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.468876][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.468998][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.469119][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.469250][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.469367][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.469490][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.469609][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.469727][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.469847][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.469965][   T70]  kthread (kernel/kthread.c:436)
[  312.470061][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.470218][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.470337][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.470455][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.470602][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.470729][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.470847][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.473256][   T70] ------------[ cut here ]------------
| [  312.473382][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/70
| [  312.473611][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.474128][   T70] Tainted: [W]=WARN
[  312.474222][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.474384][   T70] Workqueue: netns cleanup_net
[  312.474505][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.474658][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.475096][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  312.475254][   T70] RAX: 00000000ffffffa6 RBX: ff1100000d68e900 RCX: 1ff4000000096ed5
[  312.475431][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d68e9bc
[  312.475605][   T70] RBP: ff11000007534000 R08: 1fe2200001ad1d39 R09: ff11000008a90be0
[  312.475786][   T70] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  312.475960][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  312.476143][   T70] FS:  0000000000000000(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[  312.476350][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.476497][   T70] CR2: 00007f2496524498 CR3: 0000000035539006 CR4: 0000000000771ef0
[  312.476673][   T70] PKRU: 55555554
[  312.476761][   T70] Call Trace:
[  312.476849][   T70]  <TASK>
[  312.476909][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  312.477069][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.477225][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.477342][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.477459][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  312.477605][   T70]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  312.477726][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  312.477844][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.477964][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.478087][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.478207][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.478324][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.478443][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.478563][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.478687][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.478806][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.478926][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.479049][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.479168][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.479291][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.479409][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.479529][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.479651][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.479774][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.479896][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.480023][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.480140][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.480262][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.480379][   T70]  kthread (kernel/kthread.c:436)
[  312.480468][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.480617][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.480735][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.480852][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.481004][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.481123][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.481244][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.518176][   T70] ------------[ cut here ]------------
| [  312.518311][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/70
| [  312.518584][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.519227][   T70] Tainted: [W]=WARN
[  312.519331][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.519501][   T70] Workqueue: netns cleanup_net
[  312.519642][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.519825][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.520319][   T70] RSP: 0018:ffa00000004b77a0 EFLAGS: 00010286
[  312.520490][   T70] RAX: 00000000ffffffa6 RBX: ff1100000a9bb8c0 RCX: 1ff4000000096eba
[  312.520693][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a9bb97c
[  312.520901][   T70] RBP: ff11000010352000 R08: 1fe2200001537731 R09: ff11000008a90be0
[  312.521111][   T70] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[  312.521321][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  312.521524][   T70] FS:  0000000000000000(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[  312.521762][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.521932][   T70] CR2: 00007f2496524498 CR3: 0000000035539006 CR4: 0000000000771ef0
[  312.522143][   T70] PKRU: 55555554
[  312.522251][   T70] Call Trace:
[  312.522352][   T70]  <TASK>
[  312.522423][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  312.522560][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  312.522667][   T70]  __dev_notify_flags (net/core/dev.c:9787)
[  312.522803][   T70]  ? netdev_notice (net/core/dev.c:13008)
[  312.522939][   T70]  ? netif_change_name (net/core/dev.c:1495)
[  312.523083][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.523222][   T70]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[  312.523360][   T70]  __dev_set_promiscuity (net/core/dev.c:9630)
[  312.523497][   T70]  netif_set_promiscuity (net/core/dev.c:9639)
[  312.523633][   T70]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  312.523768][   T70]  dev_set_promiscuity (net/core/dev_api.c:288)
[  312.523903][   T70] del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340) bridge
[  312.524055][   T70] br_dev_delete (net/bridge/br_if.c:386) bridge
[  312.524201][   T70] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[  312.524341][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  312.524479][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.524615][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.524755][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.524890][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.525032][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.525169][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.525309][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.525447][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.525586][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.525722][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.525861][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.526006][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.526140][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.526282][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.526418][   T70]  kthread (kernel/kthread.c:436)
[  312.526521][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.526692][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.526828][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.526964][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.527140][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.527283][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.527418][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.530546][   T70] ------------[ cut here ]------------
| [  312.530682][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/70
| [  312.530943][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.531518][   T70] Tainted: [W]=WARN
[  312.531617][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.531783][   T70] Workqueue: netns cleanup_net
[  312.531921][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.532099][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.532567][   T70] RSP: 0018:ffa00000004b77d0 EFLAGS: 00010286
[  312.532732][   T70] RAX: 00000000ffffffa6 RBX: ff11000005e31a80 RCX: 1ff4000000096ec0
[  312.532930][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005e31b3c
[  312.533133][   T70] RBP: ff11000010352000 R08: 1fe2200000bc6369 R09: ff11000008a90be0
[  312.533333][   T70] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  312.533529][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  312.533727][   T70] FS:  0000000000000000(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[  312.533958][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.534129][   T70] CR2: 00007f2496524498 CR3: 0000000035539006 CR4: 0000000000771ef0
[  312.534330][   T70] PKRU: 55555554
[  312.534429][   T70] Call Trace:
[  312.534526][   T70]  <TASK>
[  312.534595][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.534727][   T70]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  312.534860][   T70]  notifier_call_chain (kernel/notifier.c:85)
[  312.535000][   T70]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  312.535134][   T70]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  312.535308][   T70]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  312.535439][   T70]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  312.535602][   T70]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1)) bridge
[  312.535775][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.535906][   T70] del_nbp (net/bridge/br_if.c:363) bridge
[  312.536053][   T70] br_dev_delete (net/bridge/br_if.c:386) bridge
[  312.536195][   T70] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[  312.536333][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  312.536468][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.536600][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.536734][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.536866][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.537004][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.537138][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.537274][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.537407][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.537543][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.537675][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.537815][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.537948][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.538084][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.538220][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.538352][   T70]  kthread (kernel/kthread.c:436)
[  312.538453][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.538616][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.538750][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.538881][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.539053][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.539188][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.539322][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.543293][   T70] ------------[ cut here ]------------
| [  312.543423][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/70
| [  312.543664][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.544203][   T70] Tainted: [W]=WARN
[  312.544294][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.544445][   T70] Workqueue: netns cleanup_net
[  312.544572][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.544729][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.545164][   T70] RSP: 0018:ffa00000004b7808 EFLAGS: 00010286
[  312.545326][   T70] RAX: 00000000ffffffa6 RBX: ff11000005e31700 RCX: 1ff4000000096ec7
[  312.545505][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005e317bc
[  312.545685][   T70] RBP: ff11000010352000 R08: 1fe2200000bc62f9 R09: ff11000008a90be0
[  312.545863][   T70] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  312.546238][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001033a000
[  312.546498][   T70] FS:  0000000000000000(0000) GS:ff110000811ac000(0000) knlGS:0000000000000000
[  312.546711][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.546861][   T70] CR2: 00007f2496524498 CR3: 0000000035539006 CR4: 0000000000771ef0
[  312.547128][   T70] PKRU: 55555554
[  312.547225][   T70] Call Trace:
[  312.547315][   T70]  <TASK>
[  312.547378][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  312.547501][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  312.547593][   T70]  netif_close_many (net/core/dev.c:1804)
[  312.547716][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  312.547838][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  312.548037][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  312.548194][   T70]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  312.548346][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.548495][   T70]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  312.548616][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.548739][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.548860][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.549026][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.549150][   T70]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  312.549277][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.549397][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.549521][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.549642][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.549761][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.549896][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.550065][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.550190][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.550315][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.550434][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.550559][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.550681][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.550802][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.550923][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.551094][   T70]  kthread (kernel/kthread.c:436)
[  312.551188][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.551337][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.551457][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.551586][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.551737][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.551858][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.552027][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.554302][   T70] ------------[ cut here ]------------
| [  312.554435][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  312.554673][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.555217][   T70] Tainted: [W]=WARN
[  312.555309][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.555460][   T70] Workqueue: netns cleanup_net
[  312.555585][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.555744][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.556184][   T70] RSP: 0018:ffa00000004b7808 EFLAGS: 00010286
[  312.556337][   T70] RAX: 00000000ffffffa6 RBX: ff1100000d6a4200 RCX: 1ff4000000096ec7
[  312.556528][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6a42bc
[  312.556720][   T70] RBP: ff1100001033a000 R08: 1fe2200001ad4859 R09: ff11000008a90be0
[  312.556898][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  312.557086][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004b78a0
[  312.557270][   T70] FS:  0000000000000000(0000) GS:ff1100008122c000(0000) knlGS:0000000000000000
[  312.557497][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.557647][   T70] CR2: 00007fa883cb5888 CR3: 0000000035539006 CR4: 0000000000771ef0
[  312.557827][   T70] PKRU: 55555554
[  312.557919][   T70] Call Trace:
[  312.558017][   T70]  <TASK>
[  312.558080][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  312.558206][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[  312.558328][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  312.558421][   T70]  netif_close_many (net/core/dev.c:1804)
[  312.558542][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  312.558663][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  312.558814][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  312.558963][   T70]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  312.559121][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.559273][   T70]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  312.559393][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.559514][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.559634][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.559756][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.559879][   T70]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  312.560007][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.560131][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.560259][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.560379][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.560498][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.560620][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.560743][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.560864][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.560995][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.561114][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.561244][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.561365][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.561486][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.561608][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.561727][   T70]  kthread (kernel/kthread.c:436)
[  312.561818][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.561967][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.562098][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.562223][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.562372][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.562497][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.562617][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.570259][   T70] ------------[ cut here ]------------
| [  312.570393][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [  312.570623][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.571145][   T70] Tainted: [W]=WARN
[  312.571238][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.571384][   T70] Workqueue: netns cleanup_net
[  312.571505][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.571657][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.572409][   T70] RSP: 0018:ffa00000004b7938 EFLAGS: 00010286
[  312.572557][   T70] RAX: 00000000ffffffa6 RBX: ff1100000d6a4c80 RCX: 1ff4000000096eed
[  312.572730][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6a4d3c
[  312.572902][   T70] RBP: ff11000010352000 R08: 1fe2200001ad49a9 R09: ff11000008a90be0
[  312.573083][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  312.573259][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  312.573433][   T70] FS:  0000000000000000(0000) GS:ff1100008132c000(0000) knlGS:0000000000000000
[  312.573637][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.573786][   T70] CR2: 000055aefcfd92b8 CR3: 0000000009243005 CR4: 0000000000771ef0
[  312.573961][   T70] PKRU: 55555554
[  312.574056][   T70] Call Trace:
[  312.574143][   T70]  <TASK>
[  312.574207][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  312.574356][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.574501][   T70]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  312.574619][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.574737][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.574853][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.574977][   T70]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  312.575098][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.575219][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.575339][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.575456][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.575573][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.575693][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.575810][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.575928][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.576054][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.576170][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.576296][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.576414][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.576532][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.576649][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.576771][   T70]  kthread (kernel/kthread.c:436)
[  312.576858][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.577010][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.577127][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.577248][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.577395][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.577512][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.577629][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.579843][   T70] ------------[ cut here ]------------
| [  312.579964][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [  312.580203][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.580707][   T70] Tainted: [W]=WARN
[  312.580798][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.580943][   T70] Workqueue: netns cleanup_net
[  312.581069][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.581224][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.581636][   T70] RSP: 0018:ffa00000004b7938 EFLAGS: 00010286
[  312.581781][   T70] RAX: 00000000ffffffa6 RBX: ff1100000d6b7540 RCX: 1ff4000000096eed
[  312.581954][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6b75fc
[  312.582132][   T70] RBP: ff1100001033a000 R08: 1fe2200001ad6ec1 R09: ff11000008a90be0
[  312.582311][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  312.582484][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  312.582661][   T70] FS:  0000000000000000(0000) GS:ff1100008132c000(0000) knlGS:0000000000000000
[  312.582864][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.583016][   T70] CR2: 000055aefcfd92b8 CR3: 0000000009243005 CR4: 0000000000771ef0
[  312.583194][   T70] PKRU: 55555554
[  312.583281][   T70] Call Trace:
[  312.583369][   T70]  <TASK>
[  312.583429][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  312.583577][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.583721][   T70]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  312.583838][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.583961][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.584083][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.584208][   T70]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  312.584331][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.584447][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.584566][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.584683][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.584801][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.584921][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.585042][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.585161][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.585286][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.585401][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.585521][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.585639][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.585759][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.585877][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.585998][   T70]  kthread (kernel/kthread.c:436)
[  312.586086][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.586234][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.586350][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.586468][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.586615][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.586731][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.586848][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.599836][   T70] ------------[ cut here ]------------
| [  312.599965][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [  312.600217][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.600747][   T70] Tainted: [W]=WARN
[  312.600838][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.600995][   T70] Workqueue: netns cleanup_net
[  312.601120][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.601280][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.601714][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  312.601871][   T70] RAX: 00000000ffffffa6 RBX: ff1100000d6b7700 RCX: 1ff4000000096eaf
[  312.602057][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d6b77bc
[  312.602239][   T70] RBP: ff11000008369000 R08: 1fe2200001ad6ef9 R09: ff11000008a90be0
[  312.602419][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  312.602599][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000087b1000
[  312.602781][   T70] FS:  0000000000000000(0000) GS:ff1100008132c000(0000) knlGS:0000000000000000
[  312.602997][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.603149][   T70] CR2: 000055aefcfd92b8 CR3: 0000000009243005 CR4: 0000000000771ef0
[  312.603334][   T70] PKRU: 55555554
[  312.603424][   T70] Call Trace:
[  312.603514][   T70]  <TASK>
[  312.603577][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  312.603701][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  312.603795][   T70]  netif_close_many (net/core/dev.c:1804)
[  312.603917][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.604042][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.604163][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.604290][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  312.604412][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  312.604565][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  312.604720][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.604841][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.605000][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.605121][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.605245][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  312.605395][   T70]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  312.605519][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  312.605642][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.605762][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.605884][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.606011][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.606133][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.606260][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.606383][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.606503][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.606632][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.606755][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.606875][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.607003][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.607129][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.607256][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.607380][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.607501][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.607629][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.607752][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.607874][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.608022][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.608143][   T70]  kthread (kernel/kthread.c:436)
[  312.608240][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.608391][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.608513][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.608636][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.608787][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.608908][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.609034][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.611052][   T70] ------------[ cut here ]------------
| [  312.611175][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [  312.611411][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.611933][   T70] Tainted: [W]=WARN
[  312.612480][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.612632][   T70] Workqueue: netns cleanup_net
[  312.612757][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.612914][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.613405][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  312.613556][   T70] RAX: 00000000ffffffa6 RBX: ff1100000d5578c0 RCX: 1ff4000000096eaf
[  312.613737][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d55797c
[  312.613918][   T70] RBP: ff110000087b1000 R08: 1fe2200001aaaf31 R09: ff11000008a90be0
[  312.614148][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  312.614331][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007554000
[  312.614512][   T70] FS:  0000000000000000(0000) GS:ff1100008132c000(0000) knlGS:0000000000000000
[  312.614773][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.614926][   T70] CR2: 000055aefcfd92b8 CR3: 0000000009243005 CR4: 0000000000771ef0
[  312.615167][   T70] PKRU: 55555554
[  312.615261][   T70] Call Trace:
[  312.615351][   T70]  <TASK>
[  312.615414][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  312.615537][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[  312.615660][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  312.615754][   T70]  netif_close_many (net/core/dev.c:1804)
[  312.615877][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.616047][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.616169][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.616295][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  312.616418][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  312.616571][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  312.616726][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.616849][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.617048][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.617169][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.617295][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  312.617447][   T70]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  312.617571][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  312.617695][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.617816][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.617938][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.618118][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.618244][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.618369][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.618494][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.618617][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.618744][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.618866][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.619036][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.619161][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.619285][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.619408][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.619533][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.619657][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.619784][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.619908][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.620079][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.620207][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.620327][   T70]  kthread (kernel/kthread.c:436)
[  312.620419][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.620569][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.620692][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.620814][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.620965][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.621137][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.621263][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.627080][   T70] ------------[ cut here ]------------
| [  312.627225][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  312.627464][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.628031][   T70] Tainted: [W]=WARN
[  312.628121][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.628284][   T70] Workqueue: netns cleanup_net
[  312.628410][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.628570][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.629007][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  312.629159][   T70] RAX: 00000000ffffffa6 RBX: ff1100000a90ee40 RCX: 1ff4000000096eaf
[  312.629342][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a90eefc
[  312.629522][   T70] RBP: ff11000007554000 R08: 1fe2200001521de1 R09: ff11000008a90be0
[  312.629703][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  312.629882][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004b77e0
[  312.630070][   T70] FS:  0000000000000000(0000) GS:ff1100008122c000(0000) knlGS:0000000000000000
[  312.630287][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.630438][   T70] CR2: 00007fa883cb5888 CR3: 0000000035539006 CR4: 0000000000771ef0
[  312.630620][   T70] PKRU: 55555554
[  312.630714][   T70] Call Trace:
[  312.630805][   T70]  <TASK>
[  312.630869][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  312.631000][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[  312.631122][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  312.631219][   T70]  netif_close_many (net/core/dev.c:1804)
[  312.631342][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.631466][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.631587][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.631711][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  312.631833][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  312.631993][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  312.632144][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.632269][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.632417][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.632538][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.632659][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  312.632810][   T70]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  312.632934][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  312.633065][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.633188][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.633308][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.633428][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.633548][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.633672][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.633796][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.633917][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.634047][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.634168][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.634292][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.634414][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.634533][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.634655][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.634782][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.634901][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.635032][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.635154][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.635278][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.635402][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.635522][   T70]  kthread (kernel/kthread.c:436)
[  312.635615][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.635764][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.635885][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.636011][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.636161][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.636285][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.636406][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.638558][   T70] ------------[ cut here ]------------
| [  312.638681][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  312.638913][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.639431][   T70] Tainted: [W]=WARN
[  312.639519][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.639664][   T70] Workqueue: netns cleanup_net
[  312.639786][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.639937][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.640375][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  312.640520][   T70] RAX: 00000000ffffffa6 RBX: ff110000028f8ac0 RCX: 1ff4000000096ed5
[  312.640694][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028f8b7c
[  312.640871][   T70] RBP: ff11000008369000 R08: 1fe220000051f171 R09: ff11000008a90be0
[  312.641049][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  312.641226][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  312.641402][   T70] FS:  0000000000000000(0000) GS:ff1100008122c000(0000) knlGS:0000000000000000
[  312.641604][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.641748][   T70] CR2: 00007fa883cb5888 CR3: 0000000035539006 CR4: 0000000000771ef0
[  312.641921][   T70] PKRU: 55555554
[  312.642011][   T70] Call Trace:
[  312.642098][   T70]  <TASK>
[  312.642160][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  312.642312][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.642456][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.642573][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.642688][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  312.642841][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  312.642959][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.643083][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.643204][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.643321][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.643437][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.643555][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.643675][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.643792][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.643913][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.644035][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.644150][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.644271][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.644388][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.644506][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.644625][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.644743][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.644871][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.644994][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.645110][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.645232][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.645348][   T70]  kthread (kernel/kthread.c:436)
[  312.645436][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.645579][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.645698][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.645815][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.645959][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.646085][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.646205][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.648366][   T70] ------------[ cut here ]------------
| [  312.648482][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [  312.648712][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.649745][   T70] Tainted: [W]=WARN
[  312.649835][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.650037][   T70] Workqueue: netns cleanup_net
[  312.650158][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.650315][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.650731][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  312.650878][   T70] RAX: 00000000ffffffa6 RBX: ff11000009d6d700 RCX: 1ff4000000096ed5
[  312.651099][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009d6d7bc
[  312.651277][   T70] RBP: ff110000087b1000 R08: 1fe22000013adaf9 R09: ff11000008a90be0
[  312.651493][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  312.651667][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  312.651843][   T70] FS:  0000000000000000(0000) GS:ff1100008122c000(0000) knlGS:0000000000000000
[  312.652095][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.652246][   T70] CR2: 00007fa883cb5888 CR3: 0000000035539006 CR4: 0000000000771ef0
[  312.652420][   T70] PKRU: 55555554
[  312.652507][   T70] Call Trace:
[  312.652594][   T70]  <TASK>
[  312.652655][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  312.652806][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.652951][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.653117][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.653242][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  312.653397][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  312.653622][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.653755][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.653873][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.654046][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.654164][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.654295][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.654416][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.654533][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.654654][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.654775][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.654893][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.655057][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.655179][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.655299][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.655420][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.655537][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.655659][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.655778][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.655900][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.656065][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.656186][   T70]  kthread (kernel/kthread.c:436)
[  312.656274][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.656420][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.656536][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.656654][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.656804][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.656921][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.657084][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.661421][   T70] ------------[ cut here ]------------
| [  312.661552][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [  312.661790][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.662654][   T70] Tainted: [W]=WARN
[  312.662745][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.662891][   T70] Workqueue: netns cleanup_net
[  312.663020][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.663182][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.663601][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  312.663752][   T70] RAX: 00000000ffffffa6 RBX: ff11000009d6cac0 RCX: 1ff4000000096ed5
[  312.663929][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009d6cb7c
[  312.664113][   T70] RBP: ff11000007554000 R08: 1fe22000013ad971 R09: ff11000008a90be0
[  312.664293][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  312.664469][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  312.664648][   T70] FS:  0000000000000000(0000) GS:ff1100008132c000(0000) knlGS:0000000000000000
[  312.664860][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.665013][   T70] CR2: 000055593f470d5c CR3: 0000000008ac7003 CR4: 0000000000771ef0
[  312.665203][   T70] PKRU: 55555554
[  312.665292][   T70] Call Trace:
[  312.665380][   T70]  <TASK>
[  312.665443][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  312.665596][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.665745][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.665866][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.665990][   T70]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  312.666143][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  312.666265][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.666384][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.666503][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.666623][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.666745][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.666866][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.666992][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.667112][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.667239][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.667358][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.667485][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.667608][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.667727][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.667847][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.667977][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.668096][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.668224][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.668344][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.668474][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.668598][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.668717][   T70]  kthread (kernel/kthread.c:436)
[  312.668808][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.668957][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.669086][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.669210][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.669360][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.669476][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.669592][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.705167][   T70] ------------[ cut here ]------------
| [  312.705309][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [  312.705553][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.706098][   T70] Tainted: [W]=WARN
[  312.706195][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.706349][   T70] Workqueue: netns cleanup_net
[  312.706478][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.706642][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.707089][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  312.707258][   T70] RAX: 00000000ffffffa6 RBX: ff11000009d6c3c0 RCX: 1ff4000000096eaf
[  312.707442][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009d6c47c
[  312.707642][   T70] RBP: ff11000008e6c000 R08: 1fe22000013ad891 R09: ff11000008a90be0
[  312.707825][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  312.708012][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004b77e0
[  312.708201][   T70] FS:  0000000000000000(0000) GS:ff1100008132c000(0000) knlGS:0000000000000000
[  312.708417][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.708572][   T70] CR2: 00007ffe6d872d48 CR3: 0000000008ac7003 CR4: 0000000000771ef0
[  312.708758][   T70] PKRU: 55555554
[  312.708850][   T70] Call Trace:
[  312.708941][   T70]  <TASK>
[  312.709085][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  312.709219][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  312.709314][   T70]  netif_close_many (net/core/dev.c:1804)
[  312.709438][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.709560][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.709684][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.709808][   T70]  ? __dev_close_many (net/core/dev.c:1781)
[  312.709931][   T70]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  312.710090][   T70]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[  312.710219][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  312.710373][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.710497][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.710619][   T70]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[  312.710746][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.710902][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  312.711034][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  312.711159][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.711286][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.711408][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.711533][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.711655][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.711780][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.711903][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.712036][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.712157][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.712292][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.712415][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.712538][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.712667][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.712798][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.712927][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.713060][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.713185][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.713312][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.713436][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.713558][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.713682][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.713807][   T70]  kthread (kernel/kthread.c:436)
[  312.713901][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.714062][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.714188][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.714312][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.714467][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.714589][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.714715][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  312.717130][   T70] ------------[ cut here ]------------
| [  312.717258][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [  312.717489][   T70] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel 8021q veth br_netfilter bridge stp llc
| [  312.718448][   T70] Tainted: [W]=WARN
[  312.718539][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  312.718686][   T70] Workqueue: netns cleanup_net
[  312.718856][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  312.719027][   T70] 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 88 e9 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 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  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 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  312.719449][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  312.719597][   T70] RAX: 00000000ffffffa6 RBX: ff11000005d1e900 RCX: 1ff4000000096ed5
[  312.719775][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005d1e9bc
[  312.719951][   T70] RBP: ff11000008e6c000 R08: 1fe2200000ba3d39 R09: ff11000008a90be0
[  312.720129][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  312.720309][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  312.720489][   T70] FS:  0000000000000000(0000) GS:ff1100008132c000(0000) knlGS:0000000000000000
[  312.720694][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.720842][   T70] CR2: 00007ffe6d872d48 CR3: 0000000008ac7003 CR4: 0000000000771ef0
[  312.721024][   T70] PKRU: 55555554
[  312.721112][   T70] Call Trace:
[  312.721205][   T70]  <TASK>
[  312.721267][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  312.721419][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  312.721569][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  312.721689][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  312.721808][   T70]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[  312.721926][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  312.722052][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  312.722170][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  312.722291][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  312.722408][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  312.722527][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  312.722647][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[  312.722765][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  312.722890][   T70]  cleanup_net (net/core/net_namespace.c:702)
[  312.723013][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  312.723131][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  312.723255][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  312.723372][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  312.723491][   T70]  process_one_work (kernel/workqueue.c:3314)
[  312.723616][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  312.723735][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  312.723859][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  312.723984][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.724104][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  312.724233][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  312.724352][   T70]  kthread (kernel/kthread.c:436)
[  312.724441][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  312.724588][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[  312.724708][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  312.724828][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  312.724980][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  312.725099][   T70]  ? kthread_affine_node (kernel/kthread.c:378)


Finger prints:
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netdev_compute_master_upper_features:br_add_if
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:call_netdevice_notifiers:br_add_if
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:default_device_exit_batch
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:__linkwatch_run_queue:linkwatch_event
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:__vxlan_dev_create
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:default_device_exit_batch:ops_undo_list:cleanup_net
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netif_set_mtu_ext:rtnl_newlink
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_link:netdev_upper_dev_link
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netdev_compute_master_upper_features:br_del_if
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink_create
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:__dev_set_promiscuity:netif_set_promiscuity
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_link:netdev_master_upper_dev_link
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:veth_newlink
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_unlink:netdev_upper_dev_unlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:loopback_net_init
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netif_set_mtu_ext:netif_set_mtu
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:rtnl_newlink
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:ops_undo_list:cleanup_net:process_one_work
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:ops_undo_list