======================================
| xx__-> [    9.153921][  T182] ------------[ cut here ]------------
| [    9.154178][  T182] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/182
| [    9.154423][  T182] Modules linked in:
| [    9.155246][  T182] Tainted: [W]=WARN
[    9.155354][  T182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.155526][  T182] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.155706][  T182] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.156234][  T182] RSP: 0018:ffa0000000937ab0 EFLAGS: 00010286
[    9.156407][  T182] RAX: 00000000ffffffa6 RBX: ff110000092cc3c0 RCX: 1ff4000000126f1c
[    9.156612][  T182] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092cc478
[    9.156819][  T182] RBP: ff11000009dd4000 R08: 1fe2200001259890 R09: ff11000009e35180
[    9.157035][  T182] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.157236][  T182] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009dd4000
[    9.157441][  T182] FS:  00007f6b21717840(0000) GS:ff11000098743000(0000) knlGS:0000000000000000
[    9.157683][  T182] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.157866][  T182] CR2: 0000000000479648 CR3: 0000000015482001 CR4: 0000000000771ef0
[    9.158071][  T182] PKRU: 55555554
[    9.158173][  T182] Call Trace:
[    9.158275][  T182]  <TASK>
[    9.158347][  T182]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.158485][  T182]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.158622][  T182]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.158726][  T182]  register_netdevice (net/core/dev.c:11488)
[    9.158877][  T182]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.159049][  T182]  register_netdev (net/core/dev.c:11552)
[    9.159184][  T182]  loopback_net_init (drivers/net/loopback.c:218)
[    9.159320][  T182]  ops_init (net/core/net_namespace.c:137)
[    9.159426][  T182]  setup_net (net/core/net_namespace.c:446)
[    9.159529][  T182]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.159663][  T182]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.159798][  T182]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.159944][  T182]  copy_net_ns (net/core/net_namespace.c:579)
[    9.160079][  T182]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.160217][  T182]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.160351][  T182]  ksys_unshare (kernel/fork.c:3243)
[    9.160488][  T182]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.160625][  T182]  ? __ia32_sys_open (fs/open.c:1374)
[    9.160765][  T182]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.160912][  T182]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.161050][  T182]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.161187][  T182]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.161323][  T182]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.161460][  T182]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.161632][  T182] RIP: 0033:0x7f6b219d9bcb
[    9.161777][  T182] 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
[    9.162282][  T182] RSP: 002b:00007ffcaef1ef78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.162485][  T182] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6b219d9bcb
[    9.162688][  T182] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.162900][  T182] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.163102][  T182] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcaef211a0
[    9.163305][  T182] R13: 0000000000000001 R14: 00007f6b217176f8 R15: 00007ffcaef2270c
| [    9.191884][  T183] ------------[ cut here ]------------
| [    9.192054][  T183] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/183
| [    9.192291][  T183] Modules linked in:
| [    9.192659][  T183] Tainted: [W]=WARN
[    9.192760][  T183] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.192942][  T183] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.193118][  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 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.193579][  T183] RSP: 0018:ffa0000000947030 EFLAGS: 00010286
[    9.193743][  T183] RAX: 00000000ffffffa6 RBX: ff110000092ccc80 RCX: 1ff4000000128dcc
[    9.193953][  T183] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092ccd38
[    9.194145][  T183] RBP: ff11000009dd4000 R08: 1fe22000012599a8 R09: ff11000009e52e58
[    9.194337][  T183] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.194540][  T183] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009dd4cd1
[    9.194740][  T183] FS:  00007f625019f840(0000) GS:ff11000098743000(0000) knlGS:0000000000000000
[    9.195041][  T183] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.195206][  T183] CR2: 000000000cbfc988 CR3: 0000000012c63004 CR4: 0000000000771ef0
[    9.195407][  T183] PKRU: 55555554
[    9.195505][  T183] Call Trace:
[    9.195603][  T183]  <TASK>
[    9.195671][  T183]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.195807][  T183]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.195980][  T183]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.196199][  T183]  __dev_notify_flags (net/core/dev.c:9787)
[    9.196335][  T183]  ? netif_change_name (net/core/dev.c:1495)
[    9.196466][  T183]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.196596][  T183]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.196728][  T183]  ? 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))
[    9.196945][  T183]  netif_change_flags (net/core/dev.c:9820)
[    9.197083][  T183]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.197216][  T183]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.197348][  T183]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.197511][  T183]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.197643][  T183]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.197777][  T183]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.198005][  T183]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.198138][  T183]  ? __kernel_text_address (kernel/extable.c:79)
[    9.198268][  T183]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.198400][  T183]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.198529][  T183]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.198662][  T183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.198798][  T183]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.199009][  T183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.199137][  T183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.199265][  T183]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.199397][  T183]  ? __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)
[    9.199530][  T183]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.199666][  T183]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.199798][  T183]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.200020][  T183]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.200153][  T183]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.200284][  T183]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.200417][  T183]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.200552][  T183]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.200683][  T183]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.200813][  T183]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.200976][  T183]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.201106][  T183]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.201235][  T183]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.201368][  T183]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.201502][  T183]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.201634][  T183]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.201765][  T183]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.201903][  T183]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.202034][  T183]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.202166][  T183]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.202294][  T183]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.202426][  T183]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.202557][  T183]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.202687][  T183]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.202827][  T183]  ? 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))
[    9.202962][  T183]  ? 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))
[    9.203120][  T183]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.203252][  T183]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.203383][  T183]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.203515][  T183]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.203645][  T183]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.203778][  T183]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.203950][  T183]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.204083][  T183]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.204213][  T183]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.204374][  T183]  ? move_addr_to_kernel (net/socket.c:258)
[    9.204504][  T183]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.204635][  T183]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.204768][  T183]  ___sys_sendmsg (net/socket.c:2752)
[    9.204903][  T183]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.205066][  T183]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.205208][  T183]  __sys_sendmsg (net/socket.c:2784)
[    9.205339][  T183]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.205467][  T183]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.205631][  T183]  ? 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)
[    9.205761][  T183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.205902][  T183]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.206032][  T183]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.206183][  T183]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.206314][  T183]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.206479][  T183] RIP: 0033:0x7f62503d908e
[    9.206615][  T183] 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
[    9.207089][  T183] RSP: 002b:00007ffe215a1bb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.207285][  T183] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f62503d908e
[    9.207478][  T183] RDX: 0000000000000000 RSI: 00007ffe215a1c60 RDI: 0000000000000005
[    9.207672][  T183] RBP: 00007ffe215a1bc0 R08: 0000000000000000 R09: 0000000000000000
[    9.207873][  T183] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10df50
[    9.208089][  T183] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe215a2330
| [    9.350164][  T187] ------------[ cut here ]------------
| [    9.350387][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/187
| [    9.350666][  T187] Modules linked in:
| [    9.351149][  T187] Tainted: [W]=WARN
[    9.351294][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.351534][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.351756][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.352444][  T187] RSP: 0018:ffa0000000937ab0 EFLAGS: 00010286
[    9.352666][  T187] RAX: 00000000ffffffa6 RBX: ff110000132af540 RCX: 1ff4000000126f1c
[    9.352938][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000132af5f8
[    9.353208][  T187] RBP: ff11000002074000 R08: 1fe2200002655ec0 R09: ff11000012d65180
[    9.353448][  T187] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.353689][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000002074000
[    9.353973][  T187] FS:  00007f5a7ed0e840(0000) GS:ff11000098843000(0000) knlGS:0000000000000000
[    9.354249][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.354460][  T187] CR2: 00007f5a7ef0fc20 CR3: 000000001337f006 CR4: 0000000000771ef0
[    9.354702][  T187] PKRU: 55555554
[    9.354888][  T187] Call Trace:
[    9.355045][  T187]  <TASK>
[    9.355158][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.355337][  T187]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.355539][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.355686][  T187]  register_netdevice (net/core/dev.c:11488)
[    9.355882][  T187]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.356095][  T187]  register_netdev (net/core/dev.c:11552)
[    9.356275][  T187]  loopback_net_init (drivers/net/loopback.c:218)
[    9.356454][  T187]  ops_init (net/core/net_namespace.c:137)
[    9.356602][  T187]  setup_net (net/core/net_namespace.c:446)
[    9.356748][  T187]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.356956][  T187]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.357136][  T187]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.357317][  T187]  copy_net_ns (net/core/net_namespace.c:579)
[    9.357500][  T187]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.357687][  T187]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.357896][  T187]  ksys_unshare (kernel/fork.c:3243)
[    9.358075][  T187]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.358252][  T187]  ? __ia32_sys_open (fs/open.c:1374)
[    9.358451][  T187]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.359199][  T187]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.359390][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.359613][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.359796][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.359998][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.360210][  T187] RIP: 0033:0x7f5a7efd0bcb
[    9.360393][  T187] 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
[    9.360930][  T187] RSP: 002b:00007ffc29775358 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.361172][  T187] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5a7efd0bcb
[    9.361410][  T187] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.361650][  T187] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.361912][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc29777580
[    9.362151][  T187] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc2977970c
| [    9.396795][  T188] ------------[ cut here ]------------
| [    9.397820][  T188] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/188
| [    9.398187][  T188] Modules linked in:
| [    9.398743][  T188] Tainted: [W]=WARN
[    9.398909][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.399161][  T188] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.399425][  T188] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.400189][  T188] RSP: 0018:ffa0000000967030 EFLAGS: 00010286
[    9.400442][  T188] RAX: 00000000ffffffa6 RBX: ff110000132af380 RCX: 1ff400000012cdcc
[    9.400744][  T188] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000132af438
[    9.401057][  T188] RBP: ff11000002074000 R08: 1fe2200002655e88 R09: ff110000133e8b58
[    9.401354][  T188] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.401653][  T188] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000002074cd1
[    9.401970][  T188] FS:  00007f833777f840(0000) GS:ff110000988c3000(0000) knlGS:0000000000000000
[    9.402320][  T188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.402569][  T188] CR2: 0000000022dc1988 CR3: 0000000015463006 CR4: 0000000000771ef0
[    9.402877][  T188] PKRU: 55555554
[    9.403028][  T188] Call Trace:
[    9.403179][  T188]  <TASK>
[    9.403287][  T188]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.403491][  T188]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.403643][  T188]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.403846][  T188]  __dev_notify_flags (net/core/dev.c:9787)
[    9.404050][  T188]  ? netif_change_name (net/core/dev.c:1495)
[    9.404247][  T188]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.404445][  T188]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.404647][  T188]  ? 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))
[    9.404857][  T188]  netif_change_flags (net/core/dev.c:9820)
[    9.405062][  T188]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.405262][  T188]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.405460][  T188]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.405709][  T188]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.405924][  T188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.406124][  T188]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.406322][  T188]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.406522][  T188]  ? __kernel_text_address (kernel/extable.c:79)
[    9.406722][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.406937][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.407137][  T188]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.407342][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.407541][  T188]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.407737][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.407946][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.408145][  T188]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.408344][  T188]  ? __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)
[    9.408543][  T188]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.408741][  T188]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.408952][  T188]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.409161][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.409367][  T188]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.409572][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.409770][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.409984][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.410180][  T188]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.410377][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.410580][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.410777][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.410985][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.411185][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.411388][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.411587][  T188]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.411788][  T188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.411997][  T188]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.412198][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.412403][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.412602][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.412802][  T188]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.413013][  T188]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.413212][  T188]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.413416][  T188]  ? 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))
[    9.413614][  T188]  ? 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))
[    9.413820][  T188]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.414031][  T188]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.414231][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.414434][  T188]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.414638][  T188]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.414849][  T188]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.415059][  T188]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.415262][  T188]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.415469][  T188]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.415718][  T188]  ? move_addr_to_kernel (net/socket.c:258)
[    9.415930][  T188]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.416127][  T188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.416328][  T188]  ___sys_sendmsg (net/socket.c:2752)
[    9.416526][  T188]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.416775][  T188]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.417008][  T188]  __sys_sendmsg (net/socket.c:2784)
[    9.417206][  T188]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.417403][  T188]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.417656][  T188]  ? 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)
[    9.417868][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.418069][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.418266][  T188]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.418467][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.418666][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.418924][  T188] RIP: 0033:0x7f83379b908e
[    9.419148][  T188] 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
[    9.419874][  T188] RSP: 002b:00007fff0eb9f100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.420181][  T188] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f83379b908e
[    9.420477][  T188] RDX: 0000000000000000 RSI: 00007fff0eb9f1b0 RDI: 0000000000000005
[    9.420757][  T188] RBP: 00007fff0eb9f110 R08: 0000000000000000 R09: 0000000000000000
[    9.421049][  T188] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10df50
[    9.421337][  T188] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0eb9f880
| [    9.547484][  T192] ------------[ cut here ]------------
| [    9.547675][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/192
| [    9.548258][  T192] Modules linked in:
| [    9.548643][  T192] Tainted: [W]=WARN
[    9.548745][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.548925][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.549097][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.549560][  T192] RSP: 0018:ffa00000009a7ab0 EFLAGS: 00010286
[    9.549751][  T192] RAX: 00000000ffffffa6 RBX: ff11000011eccc80 RCX: 1ff4000000134f1c
[    9.549954][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011eccd38
[    9.550146][  T192] RBP: ff11000005841000 R08: 1fe22000023d99a8 R09: ff11000013b95180
[    9.550339][  T192] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.550532][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005841000
[    9.550747][  T192] FS:  00007f7c9fa61840(0000) GS:ff110000988c3000(0000) knlGS:0000000000000000
[    9.550990][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.551156][  T192] CR2: 00007f7c9fc68430 CR3: 000000001392f006 CR4: 0000000000771ef0
[    9.551350][  T192] PKRU: 55555554
[    9.551448][  T192] Call Trace:
[    9.551545][  T192]  <TASK>
[    9.551613][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.551747][  T192]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.551894][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.551996][  T192]  register_netdevice (net/core/dev.c:11488)
[    9.552175][  T192]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.552342][  T192]  register_netdev (net/core/dev.c:11552)
[    9.552471][  T192]  loopback_net_init (drivers/net/loopback.c:218)
[    9.552601][  T192]  ops_init (net/core/net_namespace.c:137)
[    9.552702][  T192]  setup_net (net/core/net_namespace.c:446)
[    9.552829][  T192]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.552967][  T192]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.553106][  T192]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.553273][  T192]  copy_net_ns (net/core/net_namespace.c:579)
[    9.553408][  T192]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.553538][  T192]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.553667][  T192]  ksys_unshare (kernel/fork.c:3243)
[    9.553799][  T192]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.553939][  T192]  ? __ia32_sys_open (fs/open.c:1374)
[    9.554098][  T192]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.554227][  T192]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.554358][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.554486][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.554616][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.554747][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.554939][  T192] RIP: 0033:0x7f7c9fd23bcb
[    9.555077][  T192] 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
[    9.555537][  T192] RSP: 002b:00007ffc5d56b9e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.555733][  T192] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7c9fd23bcb
[    9.555938][  T192] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.556129][  T192] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.556323][  T192] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc5d56dc10
[    9.556515][  T192] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc5d56e70c
| [    9.579614][  T193] ------------[ cut here ]------------
| [    9.580787][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
| [    9.581187][  T193] Modules linked in:
| [    9.581849][  T193] Tainted: [W]=WARN
[    9.582079][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.582366][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.582658][  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 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.583361][  T193] RSP: 0018:ffa00000009b7030 EFLAGS: 00010286
[    9.583647][  T193] RAX: 00000000ffffffa6 RBX: ff11000011ecc3c0 RCX: 1ff4000000136dcc
[    9.583982][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ecc478
[    9.584318][  T193] RBP: ff11000005841000 R08: 1fe22000023d9890 R09: ff11000013b92e58
[    9.584654][  T193] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.584959][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005841cd1
[    9.585202][  T193] FS:  00007f64957fe840(0000) GS:ff11000098843000(0000) knlGS:0000000000000000
[    9.585484][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.585695][  T193] CR2: 000000003ae2b988 CR3: 00000000133e7002 CR4: 0000000000771ef0
[    9.585980][  T193] PKRU: 55555554
[    9.586126][  T193] Call Trace:
[    9.586272][  T193]  <TASK>
[    9.586388][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.586568][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.586716][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.586912][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.587112][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.587293][  T193]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.587473][  T193]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.587653][  T193]  ? 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))
[    9.587846][  T193]  netif_change_flags (net/core/dev.c:9820)
[    9.588035][  T193]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.588215][  T193]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.588420][  T193]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.588634][  T193]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.588813][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.589030][  T193]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.589208][  T193]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.589387][  T193]  ? __kernel_text_address (kernel/extable.c:79)
[    9.589585][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.589767][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.590022][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.590263][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.590444][  T193]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.590620][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.590817][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.591014][  T193]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.591193][  T193]  ? __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)
[    9.591374][  T193]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.591552][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.591732][  T193]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.591935][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.592135][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.592318][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.592494][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.592673][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.592872][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.593051][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.593251][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.593427][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.593606][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.593785][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.593982][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.594165][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.594342][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.594539][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.594718][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.594919][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.595099][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.595280][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.595458][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.595657][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.595853][  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))
[    9.596039][  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))
[    9.596219][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.596400][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.596578][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.596758][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.596978][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.597247][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.597429][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.597610][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.597788][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.598101][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.598299][  T193]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.598478][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.598660][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.598945][  T193]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.599158][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.599349][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.599547][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.599808][  T193]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.600044][  T193]  ? 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)
[    9.600227][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.600490][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.600670][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.600871][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.601071][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.601366][  T193] RIP: 0033:0x7f6495a3808e
[    9.601551][  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
[    9.602442][  T193] RSP: 002b:00007ffc4ae1a480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.602685][  T193] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6495a3808e
[    9.603034][  T193] RDX: 0000000000000000 RSI: 00007ffc4ae1a530 RDI: 0000000000000005
[    9.603279][  T193] RBP: 00007ffc4ae1a490 R08: 0000000000000000 R09: 0000000000000000
[    9.603521][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10df50
[    9.603884][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4ae1ac00
| [    9.742830][  T197] ------------[ cut here ]------------
| [    9.743081][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/197
| [    9.743378][  T197] Modules linked in:
| [    9.743882][  T197] Tainted: [W]=WARN
[    9.744035][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.744270][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.744497][  T197] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.745052][  T197] RSP: 0018:ffa00000009f7ab0 EFLAGS: 00010286
[    9.745279][  T197] RAX: 00000000ffffffa6 RBX: ff1100001416be00 RCX: 1ff400000013ef1c
[    9.745527][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001416beb8
[    9.745774][  T197] RBP: ff11000009cec000 R08: 1fe220000282d7d8 R09: ff110000139f2e80
[    9.746044][  T197] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.746296][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009cec000
[    9.746550][  T197] FS:  00007fbf9223e840(0000) GS:ff11000098843000(0000) knlGS:0000000000000000
[    9.746850][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.747081][  T197] CR2: 00007fbf9243fc20 CR3: 000000001302c002 CR4: 0000000000771ef0
[    9.747334][  T197] PKRU: 55555554
[    9.747487][  T197] Call Trace:
[    9.747636][  T197]  <TASK>
[    9.747753][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.747957][  T197]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.748143][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.748296][  T197]  register_netdevice (net/core/dev.c:11488)
[    9.748482][  T197]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.748700][  T197]  register_netdev (net/core/dev.c:11552)
[    9.748908][  T197]  loopback_net_init (drivers/net/loopback.c:218)
[    9.749095][  T197]  ops_init (net/core/net_namespace.c:137)
[    9.749247][  T197]  setup_net (net/core/net_namespace.c:446)
[    9.749397][  T197]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.749578][  T197]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.749762][  T197]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.749972][  T197]  copy_net_ns (net/core/net_namespace.c:579)
[    9.750163][  T197]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.750349][  T197]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.750533][  T197]  ksys_unshare (kernel/fork.c:3243)
[    9.750716][  T197]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.750914][  T197]  ? __ia32_sys_open (fs/open.c:1374)
[    9.751102][  T197]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.751284][  T197]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.751468][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.751654][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.751850][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.752042][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.752257][  T197] RIP: 0033:0x7fbf92500bcb
[    9.752447][  T197] 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
[    9.752990][  T197] RSP: 002b:00007fff9a1202c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.753240][  T197] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbf92500bcb
[    9.753488][  T197] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.753736][  T197] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.754004][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff9a1224f0
[    9.754251][  T197] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff9a12470c
| [    9.788564][  T198] ------------[ cut here ]------------
| [    9.788737][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/198
| [    9.788992][  T198] Modules linked in:
| [    9.789379][  T198] Tainted: [W]=WARN
[    9.789484][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.789662][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.789948][  T198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.790431][  T198] RSP: 0018:ffa0000000a07030 EFLAGS: 00010286
[    9.790599][  T198] RAX: 00000000ffffffa6 RBX: ff11000009f0e740 RCX: 1ff4000000140dcc
[    9.790800][  T198] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009f0e7f8
[    9.791098][  T198] RBP: ff11000009cec000 R08: 1fe22000013e1d00 R09: ff110000139f0b58
[    9.791301][  T198] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.791501][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009ceccd1
[    9.791704][  T198] FS:  00007f3386d53840(0000) GS:ff11000098743000(0000) knlGS:0000000000000000
[    9.792011][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.792180][  T198] CR2: 000000003984a988 CR3: 0000000015611003 CR4: 0000000000771ef0
[    9.792382][  T198] PKRU: 55555554
[    9.792484][  T198] Call Trace:
[    9.792586][  T198]  <TASK>
[    9.792658][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.792795][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.792988][  T198]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.793125][  T198]  __dev_notify_flags (net/core/dev.c:9787)
[    9.793260][  T198]  ? netif_change_name (net/core/dev.c:1495)
[    9.793396][  T198]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.793531][  T198]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.793666][  T198]  ? 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))
[    9.793804][  T198]  netif_change_flags (net/core/dev.c:9820)
[    9.794001][  T198]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.794138][  T198]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.794272][  T198]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.794438][  T198]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.794571][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.794705][  T198]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.794860][  T198]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.795000][  T198]  ? __kernel_text_address (kernel/extable.c:79)
[    9.795135][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.795274][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.795410][  T198]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.795549][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.795710][  T198]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.795852][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.796023][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.796154][  T198]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.796285][  T198]  ? __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)
[    9.796416][  T198]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.796546][  T198]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.796678][  T198]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.796810][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.796954][  T198]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.797089][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.797223][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.797354][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.797483][  T198]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.797613][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.797748][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.797889][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.798021][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.798153][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.798284][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.798438][  T198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.798577][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.798709][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.798845][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.798983][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.799111][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.799244][  T198]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.799375][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.799505][  T198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.799648][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.799778][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.799921][  T198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.800054][  T198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.800186][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.800318][  T198]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.800449][  T198]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.800581][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.800714][  T198]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.800862][  T198]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.800998][  T198]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.801157][  T198]  ? move_addr_to_kernel (net/socket.c:258)
[    9.801292][  T198]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.801423][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.801557][  T198]  ___sys_sendmsg (net/socket.c:2752)
[    9.801691][  T198]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.801873][  T198]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.802022][  T198]  __sys_sendmsg (net/socket.c:2784)
[    9.802159][  T198]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.802292][  T198]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.802483][  T198]  ? 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)
[    9.802619][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.802750][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.802890][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.803021][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.803151][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.803314][  T198] RIP: 0033:0x7f3386f8d08e
[    9.803469][  T198] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.803945][  T198] RSP: 002b:00007ffdf50c1060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.804160][  T198] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3386f8d08e
[    9.804355][  T198] RDX: 0000000000000000 RSI: 00007ffdf50c1110 RDI: 0000000000000005
[    9.804548][  T198] RBP: 00007ffdf50c1070 R08: 0000000000000000 R09: 0000000000000000
[    9.804761][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10df51
[    9.804967][  T198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf50c17e0
| [   10.069641][  T205] ------------[ cut here ]------------
| [   10.069928][  T205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/205
| [   10.070184][  T205] Modules linked in:
| [   10.070600][  T205] Tainted: [W]=WARN
[   10.070706][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.070931][  T205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.071120][  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 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.071607][  T205] RSP: 0018:ffa0000000a66e30 EFLAGS: 00010286
[   10.071782][  T205] RAX: 00000000ffffffa6 RBX: ff110000131a11c0 RCX: 1ff400000014cd8c
[   10.072003][  T205] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131a1278
[   10.072210][  T205] RBP: ff11000012f3c000 R08: 1fe2200002634250 R09: ff11000009e55180
[   10.072417][  T205] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.072623][  T205] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ab76a88
[   10.072838][  T205] FS:  00007fbc9e76c840(0000) GS:ff11000098743000(0000) knlGS:0000000000000000
[   10.073089][  T205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.073262][  T205] CR2: 00005646cf56fd5c CR3: 000000001564e005 CR4: 0000000000771ef0
[   10.073471][  T205] PKRU: 55555554
[   10.073576][  T205] Call Trace:
[   10.073682][  T205]  <TASK>
[   10.073755][  T205]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.073951][  T205]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.074091][  T205]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.074196][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.074337][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.074477][  T205]  __dev_notify_flags (net/core/dev.c:9787)
[   10.074619][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.074775][  T205]  ? netif_change_name (net/core/dev.c:1495)
[   10.074922][  T205]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.075063][  T205]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.075203][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.075342][  T205]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.075479][  T205]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.075620][  T205]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.075771][  T205]  veth_newlink (drivers/net/veth.c:1871)
[   10.075922][  T205]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   10.076064][  T205]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.076203][  T205]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.076343][  T205]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.076497][  T205]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.076636][  T205]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.076784][  T205]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.076938][  T205]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.077078][  T205]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.077219][  T205]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.077358][  T205]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.077496][  T205]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.082172][  T205]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.082320][  T205]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.082468][  T205]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.082658][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.082795][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.082945][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.083081][  T205]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.083218][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.083359][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.083498][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.083667][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.083807][  T205]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.083971][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.084111][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.084252][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.084390][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.084531][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.084671][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.084814][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.085009][  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))
[   10.085145][  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))
[   10.085287][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.085426][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.085568][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.085711][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.085857][  T205]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.086008][  T205]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.086190][  T205]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.086327][  T205]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.086464][  T205]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.086637][  T205]  ? move_addr_to_kernel (net/socket.c:258)
[   10.086896][  T205]  ___sys_sendmsg (net/socket.c:2752)
[   10.087108][  T205]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.087329][  T205]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.087623][  T205]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.087771][  T205]  __sys_sendmsg (net/socket.c:2784)
[   10.087928][  T205]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.088070][  T205]  ? 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)
[   10.088209][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.088351][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.088490][  T205]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.088634][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.088778][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.088963][  T205] RIP: 0033:0x7fbc9e9a608e
[   10.089110][  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
[   10.089609][  T205] RSP: 002b:00007ffe9d912890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.089819][  T205] RAX: ffffffffffffffda RBX: 00007ffe9d913038 RCX: 00007fbc9e9a608e
[   10.090036][  T205] RDX: 0000000000000000 RSI: 00007ffe9d912940 RDI: 0000000000000005
[   10.090244][  T205] RBP: 00007ffe9d9128a0 R08: 0000000000000000 R09: 0000000000000000
[   10.090464][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10df51
[   10.090672][  T205] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9d913000
| [   10.128713][  T205] ------------[ cut here ]------------
| [   10.128909][  T205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/205
| [   10.129153][  T205] Modules linked in:
| [   10.129538][  T205] Tainted: [W]=WARN
[   10.129643][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.129815][  T205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.130006][  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 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.130500][  T205] RSP: 0018:ffa0000000a671b0 EFLAGS: 00010286
[   10.130672][  T205] RAX: 00000000ffffffa6 RBX: ff110000092cdc40 RCX: 1ff400000014cdfc
[   10.130888][  T205] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092cdcf8
[   10.131090][  T205] RBP: ff11000012f39000 R08: 1fe2200001259ba0 R09: ff11000009e55180
[   10.131296][  T205] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.131499][  T205] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.131706][  T205] FS:  00007fbc9e76c840(0000) GS:ff11000098743000(0000) knlGS:0000000000000000
[   10.131958][  T205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.132137][  T205] CR2: 0000562cb481ecf0 CR3: 000000001564e005 CR4: 0000000000771ef0
[   10.132348][  T205] PKRU: 55555554
[   10.132453][  T205] Call Trace:
[   10.132556][  T205]  <TASK>
[   10.132627][  T205]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.132768][  T205]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.132889][  T205]  __dev_notify_flags (net/core/dev.c:9787)
[   10.133030][  T205]  ? netif_change_name (net/core/dev.c:1495)
[   10.133169][  T205]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.133306][  T205]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.133445][  T205]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.133583][  T205]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.133723][  T205]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.133870][  T205]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.134007][  T205]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.134149][  T205]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.134288][  T205]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.134426][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.134566][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.134701][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.134840][  T205]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.134980][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.135121][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.135262][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.135398][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.135536][  T205]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.135672][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.135808][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.136014][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.136152][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.136289][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.136427][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.136564][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.136705][  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))
[   10.136903][  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))
[   10.137044][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.137183][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.137321][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.137458][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.137596][  T205]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.137736][  T205]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.137926][  T205]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.138068][  T205]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.138208][  T205]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.138376][  T205]  ? move_addr_to_kernel (net/socket.c:258)
[   10.138516][  T205]  ___sys_sendmsg (net/socket.c:2752)
[   10.138653][  T205]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.138798][  T205]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.138984][  T205]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.139125][  T205]  __sys_sendmsg (net/socket.c:2784)
[   10.139262][  T205]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.139403][  T205]  ? 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)
[   10.139540][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.139680][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.139818][  T205]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.139965][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.140102][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.140271][  T205] RIP: 0033:0x7fbc9e9a608e
[   10.140416][  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
[   10.140935][  T205] RSP: 002b:00007ffe9d912890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.141158][  T205] RAX: ffffffffffffffda RBX: 00007ffe9d913038 RCX: 00007fbc9e9a608e
[   10.141365][  T205] RDX: 0000000000000000 RSI: 00007ffe9d912940 RDI: 0000000000000005
[   10.141572][  T205] RBP: 00007ffe9d9128a0 R08: 0000000000000000 R09: 0000000000000000
[   10.141776][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10df51
[   10.141990][  T205] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9d913000
| [   10.181068][  T206] ------------[ cut here ]------------
| [   10.181237][  T206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/206
| [   10.181481][  T206] Modules linked in:
| [   10.181881][  T206] Tainted: [W]=WARN
[   10.181987][  T206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.182160][  T206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.182342][  T206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.182839][  T206] RSP: 0018:ffa0000000956e30 EFLAGS: 00010286
[   10.183016][  T206] RAX: 00000000ffffffa6 RBX: ff110000092cd700 RCX: 1ff400000012ad8c
[   10.183222][  T206] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092cd7b8
[   10.183425][  T206] RBP: ff11000009d74000 R08: 1fe2200001259af8 R09: ff110000138f5180
[   10.183630][  T206] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.183840][  T206] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009edb888
[   10.184053][  T206] FS:  00007f17dffac840(0000) GS:ff11000098743000(0000) knlGS:0000000000000000
[   10.184294][  T206] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.184467][  T206] CR2: 000000000042ebe0 CR3: 0000000009e6a002 CR4: 0000000000771ef0
[   10.184672][  T206] PKRU: 55555554
[   10.184776][  T206] Call Trace:
[   10.184889][  T206]  <TASK>
[   10.184961][  T206]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.185104][  T206]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.185208][  T206]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.185379][  T206]  __dev_notify_flags (net/core/dev.c:9787)
[   10.185516][  T206]  ? netif_change_name (net/core/dev.c:1495)
[   10.185652][  T206]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.185787][  T206]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.185942][  T206]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.186080][  T206]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.186217][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.186356][  T206]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.186495][  T206]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.186631][  T206]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.186770][  T206]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.186918][  T206]  veth_newlink (drivers/net/veth.c:1871)
[   10.187060][  T206]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   10.187196][  T206]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.187334][  T206]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.187470][  T206]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.187624][  T206]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.187762][  T206]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.187911][  T206]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.188051][  T206]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.188189][  T206]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.188326][  T206]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.188466][  T206]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.188602][  T206]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.188739][  T206]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.188892][  T206]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.189033][  T206]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.189172][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.189308][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.189445][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.189582][  T206]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.189718][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.189864][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.190008][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.190146][  T206]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.190282][  T206]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.190418][  T206]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.190554][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.190691][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.190831][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.190976][  T206]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.191111][  T206]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.191249][  T206]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.191389][  T206]  ? 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))
[   10.191525][  T206]  ? 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))
[   10.191664][  T206]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.191803][  T206]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.191952][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.192091][  T206]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.192229][  T206]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.192370][  T206]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.192511][  T206]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.192647][  T206]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.192783][  T206]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.192964][  T206]  ? move_addr_to_kernel (net/socket.c:258)
[   10.193106][  T206]  ___sys_sendmsg (net/socket.c:2752)
[   10.193243][  T206]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.193386][  T206]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.193562][  T206]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.193702][  T206]  __sys_sendmsg (net/socket.c:2784)
[   10.193842][  T206]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.193985][  T206]  ? 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)
[   10.194123][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.194262][  T206]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.194399][  T206]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.194535][  T206]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.194672][  T206]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.194847][  T206] RIP: 0033:0x7f17e01e608e
[   10.194997][  T206] 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
[   10.195482][  T206] RSP: 002b:00007ffee01c0820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.195686][  T206] RAX: ffffffffffffffda RBX: 00007ffee01c0fc8 RCX: 00007f17e01e608e
[   10.195901][  T206] RDX: 0000000000000000 RSI: 00007ffee01c08d0 RDI: 0000000000000005
[   10.196104][  T206] RBP: 00007ffee01c0830 R08: 0000000000000000 R09: 0000000000000000
[   10.196308][  T206] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10df51
[   10.196510][  T206] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee01c0f90
| [   10.204194][  T206] ------------[ cut here ]------------
| [   10.204355][  T206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/206
| [   10.204594][  T206] Modules linked in:
| [   10.205046][  T206] Tainted: [W]=WARN
[   10.205148][  T206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.205319][  T206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.205497][  T206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.205991][  T206] RSP: 0018:ffa00000009571b0 EFLAGS: 00010286
[   10.206162][  T206] RAX: 00000000ffffffa6 RBX: ff11000009fe43c0 RCX: 1ff400000012adfc
[   10.206365][  T206] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009fe4478
[   10.206568][  T206] RBP: ff1100000531c000 R08: 1fe22000013fc890 R09: ff110000138f5180
[   10.206769][  T206] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.206982][  T206] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.207187][  T206] FS:  00007f17dffac840(0000) GS:ff11000098743000(0000) knlGS:0000000000000000
[   10.207426][  T206] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.207597][  T206] CR2: 000000000042ebe0 CR3: 0000000009e6a002 CR4: 0000000000771ef0
[   10.207798][  T206] PKRU: 55555554
[   10.207911][  T206] Call Trace:
[   10.208014][  T206]  <TASK>
[   10.208086][  T206]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.208225][  T206]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.208331][  T206]  __dev_notify_flags (net/core/dev.c:9787)
[   10.208470][  T206]  ? netif_change_name (net/core/dev.c:1495)
[   10.208608][  T206]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.208745][  T206]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.208905][  T206]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.209045][  T206]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.209183][  T206]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.209321][  T206]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.209459][  T206]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.209605][  T206]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.209745][  T206]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.209896][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.210035][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.210170][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.210307][  T206]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.210444][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.210584][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.210721][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.210916][  T206]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.211123][  T206]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.211262][  T206]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.211401][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.211538][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.211674][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.211812][  T206]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.212020][  T206]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.212159][  T206]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.212299][  T206]  ? 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))
[   10.212436][  T206]  ? 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))
[   10.212574][  T206]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.212711][  T206]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.212911][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.213050][  T206]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.213189][  T206]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.213326][  T206]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.213465][  T206]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.213600][  T206]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.213738][  T206]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.213967][  T206]  ? move_addr_to_kernel (net/socket.c:258)
[   10.214107][  T206]  ___sys_sendmsg (net/socket.c:2752)
[   10.214242][  T206]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.214381][  T206]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.214558][  T206]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.214697][  T206]  __sys_sendmsg (net/socket.c:2784)
[   10.214896][  T206]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.215036][  T206]  ? 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)
[   10.215172][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.215309][  T206]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.215444][  T206]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.215580][  T206]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.215719][  T206]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.215950][  T206] RIP: 0033:0x7f17e01e608e
[   10.216092][  T206] 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
[   10.216570][  T206] RSP: 002b:00007ffee01c0820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.216779][  T206] RAX: ffffffffffffffda RBX: 00007ffee01c0fc8 RCX: 00007f17e01e608e
[   10.217044][  T206] RDX: 0000000000000000 RSI: 00007ffee01c08d0 RDI: 0000000000000005
[   10.217246][  T206] RBP: 00007ffee01c0830 R08: 0000000000000000 R09: 0000000000000000
[   10.217446][  T206] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10df51
[   10.217646][  T206] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee01c0f90
| [   10.259801][  T207] ------------[ cut here ]------------
| [   10.260020][  T207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/207
| [   10.260251][  T207] Modules linked in:
| [   10.260628][  T207] Tainted: [W]=WARN
[   10.260732][  T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.260971][  T207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.261202][  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 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.261944][  T207] RSP: 0018:ffa00000009b6e30 EFLAGS: 00010286
[   10.262193][  T207] RAX: 00000000ffffffa6 RBX: ff11000011ea4040 RCX: 1ff4000000136d8c
[   10.262512][  T207] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ea40f8
[   10.262846][  T207] RBP: ff11000009d6c000 R08: 1fe22000023d4820 R09: ff110000138f2e80
[   10.263208][  T207] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.263511][  T207] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005989908
[   10.263711][  T207] FS:  00007f0fcf13b840(0000) GS:ff110000988c3000(0000) knlGS:0000000000000000
[   10.263989][  T207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.264163][  T207] CR2: 000000000042ebe0 CR3: 00000000129ef005 CR4: 0000000000771ef0
[   10.264362][  T207] PKRU: 55555554
[   10.264465][  T207] Call Trace:
[   10.264564][  T207]  <TASK>
[   10.264633][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.264768][  T207]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.264912][  T207]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.265017][  T207]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   10.265153][  T207]  __dev_notify_flags (net/core/dev.c:9787)
[   10.265293][  T207]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.265478][  T207]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[   10.265612][  T207]  ? netif_change_name (net/core/dev.c:1495)
[   10.265743][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.265889][  T207]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.266025][  T207]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.266160][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.266295][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.266426][  T207]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.266559][  T207]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.266693][  T207]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.266832][  T207]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.266979][  T207]  veth_newlink (drivers/net/veth.c:1871)
[   10.267113][  T207]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   10.267244][  T207]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.267377][  T207]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.267508][  T207]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.267654][  T207]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.267788][  T207]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.267935][  T207]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.268066][  T207]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.268198][  T207]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.268330][  T207]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.268465][  T207]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.268596][  T207]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.268727][  T207]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.268877][  T207]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.269016][  T207]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.269150][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.269284][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.269416][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.269549][  T207]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.269679][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.269815][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.270082][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.270216][  T207]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.270349][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.270482][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.270616][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.270752][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.270900][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.271039][  T207]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.271180][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.271321][  T207]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.271462][  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))
[   10.271597][  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))
[   10.271734][  T207]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.271876][  T207]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.272010][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.272148][  T207]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.272288][  T207]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.272428][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.272567][  T207]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.272705][  T207]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.272848][  T207]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.273024][  T207]  ? move_addr_to_kernel (net/socket.c:258)
[   10.273162][  T207]  ___sys_sendmsg (net/socket.c:2752)
[   10.273298][  T207]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.273436][  T207]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.273605][  T207]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.273737][  T207]  __sys_sendmsg (net/socket.c:2784)
[   10.273881][  T207]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.274052][  T207]  ? 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)
[   10.274191][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.274325][  T207]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.274455][  T207]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.274584][  T207]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.274714][  T207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.274888][  T207] RIP: 0033:0x7f0fcf37508e
[   10.275029][  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
[   10.275502][  T207] RSP: 002b:00007ffd5a1a4be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.275703][  T207] RAX: ffffffffffffffda RBX: 00007ffd5a1a5388 RCX: 00007f0fcf37508e
[   10.275910][  T207] RDX: 0000000000000000 RSI: 00007ffd5a1a4c90 RDI: 0000000000000005
[   10.276108][  T207] RBP: 00007ffd5a1a4bf0 R08: 0000000000000000 R09: 0000000000000000
[   10.276307][  T207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10df51
[   10.276506][  T207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5a1a5350
| [   10.285149][  T207] ------------[ cut here ]------------
| [   10.285313][  T207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/207
| [   10.285540][  T207] Modules linked in:
| [   10.285926][  T207] Tainted: [W]=WARN
[   10.286028][  T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.286190][  T207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.286363][  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 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.286837][  T207] RSP: 0018:ffa00000009b71b0 EFLAGS: 00010286
[   10.287008][  T207] RAX: 00000000ffffffa6 RBX: ff1100001318f8c0 RCX: 1ff4000000136dfc
[   10.287206][  T207] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001318f978
[   10.287423][  T207] RBP: ff11000009c7c000 R08: 1fe2200002631f30 R09: ff110000138f2e80
[   10.287620][  T207] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.287816][  T207] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.288028][  T207] FS:  00007f0fcf13b840(0000) GS:ff110000988c3000(0000) knlGS:0000000000000000
[   10.288262][  T207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.288428][  T207] CR2: 000000000042ebe0 CR3: 00000000129ef005 CR4: 0000000000771ef0
[   10.288627][  T207] PKRU: 55555554
[   10.288725][  T207] Call Trace:
[   10.288829][  T207]  <TASK>
[   10.288904][  T207]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.289039][  T207]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.289141][  T207]  __dev_notify_flags (net/core/dev.c:9787)
[   10.289276][  T207]  ? netif_change_name (net/core/dev.c:1495)
[   10.289408][  T207]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.289541][  T207]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.289677][  T207]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.289809][  T207]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.289968][  T207]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.290102][  T207]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.290235][  T207]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.290375][  T207]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.290513][  T207]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.290649][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.290782][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.291420][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.291555][  T207]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.291688][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.291893][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.292034][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.292226][  T207]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.292364][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.292498][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.292631][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.292767][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.292959][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.293094][  T207]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.293232][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.293370][  T207]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.293515][  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))
[   10.293651][  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))
[   10.293786][  T207]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.293987][  T207]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.294120][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.294253][  T207]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.294389][  T207]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.294524][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.294663][  T207]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.294796][  T207]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.294988][  T207]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.295151][  T207]  ? move_addr_to_kernel (net/socket.c:258)
[   10.295287][  T207]  ___sys_sendmsg (net/socket.c:2752)
[   10.295419][  T207]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.295560][  T207]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.295735][  T207]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.295937][  T207]  __sys_sendmsg (net/socket.c:2784)
[   10.296076][  T207]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.296213][  T207]  ? 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)
[   10.296344][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.296480][  T207]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.296612][  T207]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.296746][  T207]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.296944][  T207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.297110][  T207] RIP: 0033:0x7f0fcf37508e
[   10.297254][  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
[   10.297740][  T207] RSP: 002b:00007ffd5a1a4be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.298008][  T207] RAX: ffffffffffffffda RBX: 00007ffd5a1a5388 RCX: 00007f0fcf37508e
[   10.298210][  T207] RDX: 0000000000000000 RSI: 00007ffd5a1a4c90 RDI: 0000000000000005
[   10.298407][  T207] RBP: 00007ffd5a1a4bf0 R08: 0000000000000000 R09: 0000000000000000
[   10.298606][  T207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10df51
[   10.298897][  T207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5a1a5350
| [   10.389255][  T210] ------------[ cut here ]------------
| [   10.389445][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/210
| [   10.389679][  T210] Modules linked in:
| [   10.390067][  T210] Tainted: [W]=WARN
[   10.390188][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.390362][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.390539][  T210] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.391034][  T210] RSP: 0018:ffa0000000a77030 EFLAGS: 00010286
[   10.391199][  T210] RAX: 00000000ffffffa6 RBX: ff11000005f2f8c0 RCX: 1ff400000014edcc
[   10.391393][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f2f978
[   10.391586][  T210] RBP: ff11000012f39000 R08: 1fe2200000be5f30 R09: ff11000009e5d158
[   10.391782][  T210] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   10.391987][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012f39cd1
[   10.392181][  T210] FS:  00007fdb8d60d840(0000) GS:ff11000098743000(0000) knlGS:0000000000000000
[   10.392408][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.392570][  T210] CR2: 0000000037653988 CR3: 0000000012c61001 CR4: 0000000000771ef0
[   10.392766][  T210] PKRU: 55555554
[   10.392872][  T210] Call Trace:
[   10.392971][  T210]  <TASK>
[   10.393040][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.393172][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.393271][  T210]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.393403][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   10.393533][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   10.393664][  T210]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.393794][  T210]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.394099][  T210]  ? 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))
[   10.394230][  T210]  netif_change_flags (net/core/dev.c:9820)
[   10.394360][  T210]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.394489][  T210]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.394650][  T210]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.394811][  T210]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.395070][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.395198][  T210]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.395326][  T210]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.395455][  T210]  ? __kernel_text_address (kernel/extable.c:79)
[   10.395586][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.395731][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.395933][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.396063][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.396190][  T210]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.396320][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.396449][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.396578][  T210]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.396708][  T210]  ? __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)
[   10.396934][  T210]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.397072][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.397206][  T210]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.397342][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.397478][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.397609][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.397737][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.397944][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.398072][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.398199][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.398329][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.398459][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.398588][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.398717][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.398929][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.399060][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.399189][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.399317][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.399445][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.399590][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.399719][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.399950][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.400080][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.400210][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.400342][  T210]  ? 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))
[   10.400470][  T210]  ? 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))
[   10.400601][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.400734][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.400958][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.401092][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.401223][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.401355][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.401489][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.401620][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.401749][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.401984][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   10.402114][  T210]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.402247][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.402377][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   10.402527][  T210]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.402693][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.402900][  T210]  __sys_sendmsg (net/socket.c:2784)
[   10.403037][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.403171][  T210]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.403344][  T210]  ? 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)
[   10.403475][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.403605][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.403734][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.403871][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.403999][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.404161][  T210] RIP: 0033:0x7fdb8d84708e
[   10.404299][  T210] 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
[   10.404773][  T210] RSP: 002b:00007ffc5782c830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.404987][  T210] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdb8d84708e
[   10.405188][  T210] RDX: 0000000000000000 RSI: 00007ffc5782c8e0 RDI: 0000000000000005
[   10.405390][  T210] RBP: 00007ffc5782c840 R08: 0000000000000000 R09: 0000000000000000
[   10.405588][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10df51
[   10.405783][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5782cfb0
| [   10.546032][  T215] ------------[ cut here ]------------
| [   10.546257][  T215] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/215
| [   10.546539][  T215] Modules linked in:
| [   10.547136][  T215] Tainted: [W]=WARN
[   10.547378][  T215] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.547662][  T215] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.547998][  T215] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.548601][  T215] RSP: 0018:ffa0000000ab7030 EFLAGS: 00010286
[   10.548889][  T215] RAX: 00000000ffffffa6 RBX: ff11000011ecc040 RCX: 1ff4000000156dcc
[   10.549197][  T215] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ecc0f8
[   10.549489][  T215] RBP: ff11000012f3c000 R08: 1fe22000023d9820 R09: ff1100000a860b58
[   10.549783][  T215] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.550044][  T215] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012f3ccd1
[   10.550289][  T215] FS:  00007f99e6d83840(0000) GS:ff11000098843000(0000) knlGS:0000000000000000
[   10.550567][  T215] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.550782][  T215] CR2: 000000000a889988 CR3: 000000001383f002 CR4: 0000000000771ef0
[   10.551053][  T215] PKRU: 55555554
[   10.551201][  T215] Call Trace:
[   10.551349][  T215]  <TASK>
[   10.551466][  T215]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.551649][  T215]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.551797][  T215]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.552004][  T215]  __dev_notify_flags (net/core/dev.c:9787)
[   10.552185][  T215]  ? netif_change_name (net/core/dev.c:1495)
[   10.552363][  T215]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.552546][  T215]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.552732][  T215]  ? 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))
[   10.552932][  T215]  netif_change_flags (net/core/dev.c:9820)
[   10.553113][  T215]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.553293][  T215]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.553471][  T215]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.553682][  T215]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.553879][  T215]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.554058][  T215]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.554234][  T215]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.554411][  T215]  ? __kernel_text_address (kernel/extable.c:79)
[   10.554591][  T215]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.554773][  T215]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.554973][  T215]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.555151][  T215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.555327][  T215]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.555503][  T215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.555679][  T215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.555877][  T215]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.556058][  T215]  ? __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)
[   10.556234][  T215]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.556411][  T215]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.556589][  T215]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.556769][  T215]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.556975][  T215]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.557155][  T215]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.557330][  T215]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.557511][  T215]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.557686][  T215]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.557880][  T215]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.558062][  T215]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.558237][  T215]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.558415][  T215]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.558592][  T215]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.558772][  T215]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.558997][  T215]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.559180][  T215]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.559355][  T215]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.559532][  T215]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.559711][  T215]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.559905][  T215]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.560084][  T215]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.560263][  T215]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.560442][  T215]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.560622][  T215]  ? 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))
[   10.560798][  T215]  ? 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))
[   10.561000][  T215]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.561179][  T215]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.561356][  T215]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.561535][  T215]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.561717][  T215]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.561919][  T215]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.562100][  T215]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.562278][  T215]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.562455][  T215]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.562660][  T215]  ? move_addr_to_kernel (net/socket.c:258)
[   10.562851][  T215]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.563039][  T215]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.563219][  T215]  ___sys_sendmsg (net/socket.c:2752)
[   10.563396][  T215]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.563604][  T215]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.563792][  T215]  __sys_sendmsg (net/socket.c:2784)
[   10.563989][  T215]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.564165][  T215]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.564379][  T215]  ? 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)
[   10.564555][  T215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.564732][  T215]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.564928][  T215]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.565106][  T215]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.565284][  T215]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.565496][  T215] RIP: 0033:0x7f99e6fbd08e
[   10.565680][  T215] 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
[   10.566207][  T215] RSP: 002b:00007ffceb742f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.566451][  T215] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f99e6fbd08e
[   10.566693][  T215] RDX: 0000000000000000 RSI: 00007ffceb742fc0 RDI: 0000000000000005
[   10.566960][  T215] RBP: 00007ffceb742f20 R08: 0000000000000000 R09: 0000000000000000
[   10.567198][  T215] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10df51
[   10.567435][  T215] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffceb743690
| [   10.570774][  T101] ------------[ cut here ]------------
| [   10.571003][  T101] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/101
| [   10.571254][  T101] Modules linked in:
| [   10.571732][  T101] Tainted: [W]=WARN
[   10.571861][  T101] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.572021][  T101] Workqueue: events_unbound linkwatch_event
[   10.572194][  T101] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.572359][  T101] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.572786][  T101] RSP: 0018:ffa00000006179e0 EFLAGS: 00010286
[   10.573118][  T101] RAX: 00000000ffffffa6 RBX: ff11000009f0e580 RCX: 1ff40000000c2f02
[   10.573299][  T101] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009f0e638
[   10.573479][  T101] RBP: ff11000012f39000 R08: 1fe22000013e1cc8 R09: ff11000009e50ba8
[   10.573657][  T101] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.573841][  T101] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.574025][  T101] FS:  0000000000000000(0000) GS:ff110000987c3000(0000) knlGS:0000000000000000
[   10.574236][  T101] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.574389][  T101] CR2: 00005646cf56fd5c CR3: 0000000013a88001 CR4: 0000000000771ef0
[   10.574599][  T101] PKRU: 55555554
[   10.574688][  T101] Call Trace:
[   10.574781][  T101]  <TASK>
[   10.574852][  T101]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.574979][  T101]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.575100][  T101]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.575193][  T101]  netif_state_change (net/core/dev.c:1605)
[   10.575315][  T101]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.575464][  T101]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.575584][  T101]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.575704][  T101]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.575833][  T101]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.575958][  T101]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.576078][  T101]  process_one_work (kernel/workqueue.c:3314)
[   10.576200][  T101]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.576324][  T101]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.576449][  T101]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.576572][  T101]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.576691][  T101]  kthread (kernel/kthread.c:436)
[   10.576782][  T101]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.576942][  T101]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.577062][  T101]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.577184][  T101]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.577333][  T101]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.577453][  T101]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.577571][  T101]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.656493][  T218] ------------[ cut here ]------------
| [   10.656669][  T218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/218
| [   10.656915][  T218] Modules linked in:
| [   10.657283][  T218] Tainted: [W]=WARN
[   10.657380][  T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.657543][  T218] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.657712][  T218] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.658183][  T218] RSP: 0018:ffa0000000ae7030 EFLAGS: 00010286
[   10.658347][  T218] RAX: 00000000ffffffa6 RBX: ff1100000ab3d1c0 RCX: 1ff400000015cdcc
[   10.658539][  T218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ab3d278
[   10.658731][  T218] RBP: ff1100000531c000 R08: 1fe2200001567a50 R09: ff11000012c58b58
[   10.658934][  T218] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.659126][  T218] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000531ccd1
[   10.659316][  T218] FS:  00007f3302997840(0000) GS:ff110000988c3000(0000) knlGS:0000000000000000
[   10.659539][  T218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.659699][  T218] CR2: 00000000161ec988 CR3: 0000000014052003 CR4: 0000000000771ef0
[   10.659901][  T218] PKRU: 55555554
[   10.659999][  T218] Call Trace:
[   10.660094][  T218]  <TASK>
[   10.660160][  T218]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.660290][  T218]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.660387][  T218]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.660517][  T218]  __dev_notify_flags (net/core/dev.c:9787)
[   10.660646][  T218]  ? netif_change_name (net/core/dev.c:1495)
[   10.660771][  T218]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.660911][  T218]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.661038][  T218]  ? 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))
[   10.661168][  T218]  netif_change_flags (net/core/dev.c:9820)
[   10.661296][  T218]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.661425][  T218]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.661553][  T218]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.661714][  T218]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.661848][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.661992][  T218]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.662119][  T218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.662249][  T218]  ? __kernel_text_address (kernel/extable.c:79)
[   10.662379][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.662509][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.662637][  T218]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.662765][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.662904][  T218]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.663030][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.663155][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.663283][  T218]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.663413][  T218]  ? __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)
[   10.663540][  T218]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.663667][  T218]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.663795][  T218]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.663935][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.664065][  T218]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.664195][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.664323][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.664450][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.664576][  T218]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.664703][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.664838][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.664973][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.665102][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.665231][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.665360][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.665487][  T218]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.665615][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.665742][  T218]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.665883][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.666015][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.666203][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.666354][  T218]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.666483][  T218]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.666612][  T218]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.666742][  T218]  ? 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))
[   10.666883][  T218]  ? 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))
[   10.667013][  T218]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.667143][  T218]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.667278][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.667407][  T218]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.667535][  T218]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.667665][  T218]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.667796][  T218]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.667934][  T218]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.668065][  T218]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.668222][  T218]  ? move_addr_to_kernel (net/socket.c:258)
[   10.668352][  T218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.668480][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.668610][  T218]  ___sys_sendmsg (net/socket.c:2752)
[   10.668736][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.668905][  T218]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.669044][  T218]  __sys_sendmsg (net/socket.c:2784)
[   10.669171][  T218]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.669299][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.669461][  T218]  ? 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)
[   10.669589][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.669717][  T218]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.669850][  T218]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.669987][  T218]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.670116][  T218]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.670277][  T218] RIP: 0033:0x7f3302bd108e
[   10.670413][  T218] 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
[   10.670877][  T218] RSP: 002b:00007fff943a5500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.671073][  T218] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3302bd108e
[   10.671265][  T218] RDX: 0000000000000000 RSI: 00007fff943a55b0 RDI: 0000000000000005
[   10.671459][  T218] RBP: 00007fff943a5510 R08: 0000000000000000 R09: 0000000000000000
[   10.671649][  T218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10df52
[   10.671844][  T218] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff943a5c80
| [   10.913763][  T225] ------------[ cut here ]------------
| [   10.914004][  T225] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/225
| [   10.914290][  T225] Modules linked in:
| [   10.914785][  T225] Tainted: [W]=WARN
[   10.914951][  T225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.915182][  T225] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.915400][  T225] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.915998][  T225] RSP: 0018:ffa0000000547030 EFLAGS: 00010286
[   10.916278][  T225] RAX: 00000000ffffffa6 RBX: ff110000131a0e40 RCX: 1ff40000000a8dcc
[   10.916607][  T225] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131a0ef8
[   10.916944][  T225] RBP: ff11000009d74000 R08: 1fe22000026341e0 R09: ff110000139f0b58
[   10.917242][  T225] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.917545][  T225] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009d74cd1
[   10.917880][  T225] FS:  00007fb1826db840(0000) GS:ff11000098843000(0000) knlGS:0000000000000000
[   10.918182][  T225] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.918412][  T225] CR2: 000000001d762988 CR3: 0000000012b07005 CR4: 0000000000771ef0
[   10.918655][  T225] PKRU: 55555554
[   10.918799][  T225] Call Trace:
[   10.918962][  T225]  <TASK>
[   10.919077][  T225]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.919266][  T225]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.919413][  T225]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.919616][  T225]  __dev_notify_flags (net/core/dev.c:9787)
[   10.919801][  T225]  ? netif_change_name (net/core/dev.c:1495)
[   10.920009][  T225]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.920194][  T225]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.920374][  T225]  ? 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))
[   10.920555][  T225]  netif_change_flags (net/core/dev.c:9820)
[   10.920733][  T225]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.920934][  T225]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.921116][  T225]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.921325][  T225]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.921505][  T225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.921701][  T225]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.921912][  T225]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.922092][  T225]  ? __kernel_text_address (kernel/extable.c:79)
[   10.922279][  T225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.922459][  T225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.922649][  T225]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.922838][  T225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.923017][  T225]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.923194][  T225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.923372][  T225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.923572][  T225]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.923756][  T225]  ? __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)
[   10.923961][  T225]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.924139][  T225]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.924322][  T225]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.924501][  T225]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.924705][  T225]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.924904][  T225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.925079][  T225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.925258][  T225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.925436][  T225]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.925613][  T225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.925981][  T225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.926177][  T225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.926358][  T225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.926538][  T225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.926737][  T225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.926936][  T225]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.927113][  T225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.927290][  T225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.927467][  T225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.927652][  T225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.927864][  T225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.928061][  T225]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.928245][  T225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.928427][  T225]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.928611][  T225]  ? 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))
[   10.928786][  T225]  ? 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))
[   10.928982][  T225]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.929158][  T225]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.929358][  T225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.929537][  T225]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.929737][  T225]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.929941][  T225]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.930125][  T225]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.930308][  T225]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.930488][  T225]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.930699][  T225]  ? move_addr_to_kernel (net/socket.c:258)
[   10.930902][  T225]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.931104][  T225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.931284][  T225]  ___sys_sendmsg (net/socket.c:2752)
[   10.931481][  T225]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.931696][  T225]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.931925][  T225]  __sys_sendmsg (net/socket.c:2784)
[   10.932107][  T225]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.932280][  T225]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.932505][  T225]  ? 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)
[   10.932682][  T225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.932883][  T225]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.933061][  T225]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.933238][  T225]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.933416][  T225]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.933623][  T225] RIP: 0033:0x7fb18291508e
[   10.933808][  T225] 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
[   10.934344][  T225] RSP: 002b:00007ffe4bc09f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.934613][  T225] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb18291508e
[   10.934867][  T225] RDX: 0000000000000000 RSI: 00007ffe4bc0a000 RDI: 0000000000000005
[   10.935114][  T225] RBP: 00007ffe4bc09f60 R08: 0000000000000000 R09: 0000000000000000
[   10.935351][  T225] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10df52
[   10.935592][  T225] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4bc0a6d0
| [   10.938613][  T101] ------------[ cut here ]------------
| [   10.938767][  T101] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/101
| [   10.939023][  T101] Modules linked in:
| [   10.939433][  T101] Tainted: [W]=WARN
[   10.939527][  T101] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.939679][  T101] Workqueue: events_unbound linkwatch_event
[   10.939849][  T101] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.940024][  T101] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.940453][  T101] RSP: 0018:ffa00000006179e0 EFLAGS: 00010286
[   10.940626][  T101] RAX: 00000000ffffffa6 RBX: ff110000095ef000 RCX: 1ff40000000c2f02
[   10.940812][  T101] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095ef0b8
[   10.941023][  T101] RBP: ff11000009d74000 R08: 1fe22000012bde18 R09: ff11000009e50ba8
[   10.941205][  T101] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.941381][  T101] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.941559][  T101] FS:  0000000000000000(0000) GS:ff110000987c3000(0000) knlGS:0000000000000000
[   10.941777][  T101] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.941962][  T101] CR2: 00005646cf56fd5c CR3: 000000000e55d006 CR4: 0000000000771ef0
[   10.942151][  T101] PKRU: 55555554
[   10.942243][  T101] Call Trace:
[   10.942332][  T101]  <TASK>
[   10.942395][  T101]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.942519][  T101]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.942641][  T101]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.942732][  T101]  netif_state_change (net/core/dev.c:1605)
[   10.942857][  T101]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.943009][  T101]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.943133][  T101]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.943251][  T101]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.943372][  T101]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.943496][  T101]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.943617][  T101]  process_one_work (kernel/workqueue.c:3314)
[   10.943740][  T101]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.943865][  T101]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.943999][  T101]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.944124][  T101]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.944241][  T101]  kthread (kernel/kthread.c:436)
[   10.944336][  T101]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.944484][  T101]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.944602][  T101]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.944724][  T101]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.944967][  T101]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.945087][  T101]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.945204][  T101]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.948022][  T101] ------------[ cut here ]------------
| [   10.948162][  T101] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/101
| [   10.948424][  T101] Modules linked in:
| [   10.948831][  T101] Tainted: [W]=WARN
[   10.948931][  T101] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.949082][  T101] Workqueue: events_unbound linkwatch_event
[   10.949236][  T101] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.949397][  T101] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.949843][  T101] RSP: 0018:ffa00000006179e0 EFLAGS: 00010286
[   10.950000][  T101] RAX: 00000000ffffffa6 RBX: ff110000095ee740 RCX: 1ff40000000c2f02
[   10.950186][  T101] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095ee7f8
[   10.950374][  T101] RBP: ff1100000531c000 R08: 1fe22000012bdd00 R09: ff11000009e50ba8
[   10.950552][  T101] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.950754][  T101] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.951009][  T101] FS:  0000000000000000(0000) GS:ff110000987c3000(0000) knlGS:0000000000000000
[   10.951227][  T101] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.951378][  T101] CR2: 00005646cf56fd5c CR3: 000000000e55d006 CR4: 0000000000771ef0
[   10.951557][  T101] PKRU: 55555554
[   10.951648][  T101] Call Trace:
[   10.951741][  T101]  <TASK>
[   10.951804][  T101]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.951941][  T101]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.952064][  T101]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.952155][  T101]  netif_state_change (net/core/dev.c:1605)
[   10.952281][  T101]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.952440][  T101]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.952561][  T101]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.952682][  T101]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.952809][  T101]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.952938][  T101]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.953059][  T101]  process_one_work (kernel/workqueue.c:3314)
[   10.953185][  T101]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.953310][  T101]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.953439][  T101]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.953564][  T101]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.953687][  T101]  kthread (kernel/kthread.c:436)
[   10.953777][  T101]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.953938][  T101]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.954056][  T101]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.954177][  T101]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.954325][  T101]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.954444][  T101]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.954571][  T101]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.035043][  T228] ------------[ cut here ]------------
| [   11.035217][  T228] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/228
| [   11.035495][  T228] Modules linked in:
| [   11.036557][  T228] Tainted: [W]=WARN
[   11.036669][  T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.036912][  T228] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.037080][  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 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.037530][  T228] RSP: 0018:ffa0000000a67030 EFLAGS: 00010286
[   11.037691][  T228] RAX: 00000000ffffffa6 RBX: ff110000095ef8c0 RCX: 1ff400000014cdcc
[   11.037960][  T228] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095ef978
[   11.038150][  T228] RBP: ff11000009c7c000 R08: 1fe22000012bdf30 R09: ff11000013a45158
[   11.038340][  T228] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   11.038534][  T228] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009c7ccd1
[   11.038736][  T228] FS:  00007ff7ee043840(0000) GS:ff110000987c3000(0000) knlGS:0000000000000000
[   11.038969][  T228] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.039129][  T228] CR2: 000000001ed68988 CR3: 0000000012faf001 CR4: 0000000000771ef0
[   11.039322][  T228] PKRU: 55555554
[   11.039417][  T228] Call Trace:
[   11.039513][  T228]  <TASK>
[   11.039578][  T228]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.039729][  T228]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.039860][  T228]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.039995][  T228]  __dev_notify_flags (net/core/dev.c:9787)
[   11.040127][  T228]  ? netif_change_name (net/core/dev.c:1495)
[   11.040254][  T228]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.040382][  T228]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.040510][  T228]  ? 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))
[   11.040640][  T228]  netif_change_flags (net/core/dev.c:9820)
[   11.040769][  T228]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.040909][  T228]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.041038][  T228]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.041218][  T228]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.041348][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.041483][  T228]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.041610][  T228]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.041740][  T228]  ? __kernel_text_address (kernel/extable.c:79)
[   11.041878][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.042008][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.042136][  T228]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.042263][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.042389][  T228]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.042519][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.042646][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.042772][  T228]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.042913][  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)
[   11.043043][  T228]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.043169][  T228]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.043297][  T228]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.043426][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.043558][  T228]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.043686][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.043816][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.043953][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.044082][  T228]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.044213][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.044343][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.044468][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.044596][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.044723][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.044856][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.045010][  T228]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.045151][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.045280][  T228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.045408][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.045536][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.045662][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.045797][  T228]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.045932][  T228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.046059][  T228]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.046189][  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))
[   11.046328][  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))
[   11.046488][  T228]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.046618][  T228]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.046747][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.046887][  T228]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.047017][  T228]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.047160][  T228]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.047293][  T228]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.047433][  T228]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.047561][  T228]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.047717][  T228]  ? move_addr_to_kernel (net/socket.c:258)
[   11.047853][  T228]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.047999][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.048129][  T228]  ___sys_sendmsg (net/socket.c:2752)
[   11.048265][  T228]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.048424][  T228]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.048563][  T228]  __sys_sendmsg (net/socket.c:2784)
[   11.048691][  T228]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.048817][  T228]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.048998][  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)
[   11.049140][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.049268][  T228]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.049396][  T228]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.049523][  T228]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.049672][  T228]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.049840][  T228] RIP: 0033:0x7ff7ee27d08e
[   11.050007][  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
[   11.050473][  T228] RSP: 002b:00007ffede443850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.050667][  T228] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff7ee27d08e
[   11.050863][  T228] RDX: 0000000000000000 RSI: 00007ffede443900 RDI: 0000000000000005
[   11.051063][  T228] RBP: 00007ffede443860 R08: 0000000000000000 R09: 0000000000000000
[   11.051258][  T228] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10df52
[   11.051449][  T228] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffede443fd0
| [   11.146702][   T39] ------------[ cut here ]------------
| [   11.146964][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39
| [   11.147349][   T39] Modules linked in:
| [   11.147952][   T39] Tainted: [W]=WARN
[   11.148107][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.148352][   T39] Workqueue: events_unbound linkwatch_event
[   11.148604][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.148896][   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 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.149632][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   11.149895][   T39] RAX: 00000000ffffffa6 RBX: ff11000011e923c0 RCX: 1ff4000000057f02
[   11.150187][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011e92478
[   11.150492][   T39] RBP: ff11000012f3c000 R08: 1fe22000023d2490 R09: ff11000001d8d1a8
[   11.150785][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.151106][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.151402][   T39] FS:  0000000000000000(0000) GS:ff110000988c3000(0000) knlGS:0000000000000000
[   11.151746][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.152025][   T39] CR2: 00007f8b725bb574 CR3: 000000000e55d006 CR4: 0000000000771ef0
[   11.152350][   T39] PKRU: 55555554
[   11.152496][   T39] Call Trace:
[   11.152642][   T39]  <TASK>
[   11.152747][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.153012][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.153232][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.153386][   T39]  netif_state_change (net/core/dev.c:1605)
[   11.153583][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.153844][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.154045][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.154241][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.154465][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.154661][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.154866][   T39]  process_one_work (kernel/workqueue.c:3314)
[   11.155073][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.155269][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.155473][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.155677][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.155883][   T39]  kthread (kernel/kthread.c:436)
[   11.156030][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.156272][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.156469][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.156666][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.156922][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.157119][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.157327][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.272863][  T235] ------------[ cut here ]------------
| [   11.273115][  T235] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/235
| [   11.273445][  T235] Modules linked in:
| [   11.273818][  T235] Tainted: [W]=WARN
[   11.273946][  T235] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.274108][  T235] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.274279][  T235] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.274751][  T235] RSP: 0018:ffa0000000b97030 EFLAGS: 00010286
[   11.274930][  T235] RAX: 00000000ffffffa6 RBX: ff11000009fe5e00 RCX: 1ff4000000172dcc
[   11.275128][  T235] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009fe5eb8
[   11.275323][  T235] RBP: ff11000009d6c000 R08: 1fe22000013fcbd8 R09: ff11000012a58b58
[   11.275520][  T235] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   11.275715][  T235] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009d6ccd1
[   11.276018][  T235] FS:  00007f1c04292840(0000) GS:ff11000098743000(0000) knlGS:0000000000000000
[   11.276254][  T235] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.276422][  T235] CR2: 00007f1c045621a0 CR3: 0000000012a82004 CR4: 0000000000771ef0
[   11.276618][  T235] PKRU: 55555554
[   11.276715][  T235] Call Trace:
[   11.276815][  T235]  <TASK>
[   11.276956][  T235]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.277091][  T235]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.277193][  T235]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.277324][  T235]  __dev_notify_flags (net/core/dev.c:9787)
[   11.277456][  T235]  ? netif_change_name (net/core/dev.c:1495)
[   11.277590][  T235]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.277722][  T235]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.277919][  T235]  ? 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))
[   11.278052][  T235]  netif_change_flags (net/core/dev.c:9820)
[   11.278183][  T235]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.278316][  T235]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.278447][  T235]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.278612][  T235]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.278742][  T235]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.278935][  T235]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.279066][  T235]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.279199][  T235]  ? __kernel_text_address (kernel/extable.c:79)
[   11.279332][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.279464][  T235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.279598][  T235]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.279728][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.279922][  T235]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.280052][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.280181][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.280311][  T235]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.280445][  T235]  ? __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)
[   11.280576][  T235]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.280709][  T235]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.280925][  T235]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.281060][  T235]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.281198][  T235]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.281329][  T235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.281458][  T235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.281588][  T235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.281720][  T235]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.281913][  T235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.282061][  T235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.282209][  T235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.282400][  T235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.282564][  T235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.282694][  T235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.282890][  T235]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.283022][  T235]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.283150][  T235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.283280][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.283413][  T235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.283541][  T235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.283672][  T235]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.283802][  T235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.284027][  T235]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.284161][  T235]  ? 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))
[   11.284290][  T235]  ? 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))
[   11.284421][  T235]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.284552][  T235]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.284681][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.284812][  T235]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.285033][  T235]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.285166][  T235]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.285298][  T235]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.285428][  T235]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.285557][  T235]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.285715][  T235]  ? move_addr_to_kernel (net/socket.c:258)
[   11.285899][  T235]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.286031][  T235]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.286165][  T235]  ___sys_sendmsg (net/socket.c:2752)
[   11.286296][  T235]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.286458][  T235]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.286599][  T235]  __sys_sendmsg (net/socket.c:2784)
[   11.286730][  T235]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.286864][  T235]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.287035][  T235]  ? 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)
[   11.287166][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.287296][  T235]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.287425][  T235]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.287556][  T235]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.287685][  T235]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.287852][  T235] RIP: 0033:0x7f1c044cc08e
[   11.287994][  T235] 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
[   11.288454][  T235] RSP: 002b:00007ffcf5368f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.288648][  T235] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1c044cc08e
[   11.288846][  T235] RDX: 0000000000000000 RSI: 00007ffcf5369010 RDI: 0000000000000005
[   11.289046][  T235] RBP: 00007ffcf5368f70 R08: 0000000000000000 R09: 0000000000000000
[   11.289239][  T235] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10df52
[   11.289432][  T235] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf53696e0
| [   11.298494][   T36] ------------[ cut here ]------------
| [   11.298629][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   11.298883][   T36] Modules linked in:
| [   11.299294][   T36] Tainted: [W]=WARN
[   11.299427][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.299652][   T36] Workqueue: events_unbound linkwatch_event
[   11.299918][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.300125][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.300553][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   11.300706][   T36] RAX: 00000000ffffffa6 RBX: ff11000009fe4e40 RCX: 1ff4000000051f02
[   11.301366][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009fe4ef8
[   11.301546][   T36] RBP: ff11000009d6c000 R08: 1fe22000013fc9e0 R09: ff11000001d5d1a8
[   11.301730][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.301963][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.302142][   T36] FS:  0000000000000000(0000) GS:ff11000098743000(0000) knlGS:0000000000000000
[   11.302352][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.302501][   T36] CR2: 00007f1c045621a0 CR3: 000000000e55d002 CR4: 0000000000771ef0
[   11.302678][   T36] PKRU: 55555554
[   11.302771][   T36] Call Trace:
[   11.302914][   T36]  <TASK>
[   11.302978][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.303145][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.303265][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.303355][   T36]  netif_state_change (net/core/dev.c:1605)
[   11.303475][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.303623][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.303742][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.303913][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.304035][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.304152][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.304271][   T36]  process_one_work (kernel/workqueue.c:3314)
[   11.304392][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.304510][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.304634][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.304756][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.304928][   T36]  kthread (kernel/kthread.c:436)
[   11.305017][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.305165][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.305282][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.305402][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.305552][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.305670][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.305788][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.308568][   T36] ------------[ cut here ]------------
| [   11.308734][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/36
| [   11.309189][   T36] Modules linked in:
| [   11.309642][   T36] Tainted: [W]=WARN
[   11.309793][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.310072][   T36] Workqueue: events_unbound linkwatch_event
[   11.310350][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.310565][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.311180][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   11.311392][   T36] RAX: 00000000ffffffa6 RBX: ff11000005f2f540 RCX: 1ff4000000051f02
[   11.311627][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f2f5f8
[   11.311882][   T36] RBP: ff11000009c7c000 R08: 1fe2200000be5ec0 R09: ff11000001d5d1a8
[   11.312149][   T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   11.312380][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.312610][   T36] FS:  0000000000000000(0000) GS:ff11000098843000(0000) knlGS:0000000000000000
[   11.312892][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.313091][   T36] CR2: 00005646f91d5d28 CR3: 000000000e55d005 CR4: 0000000000771ef0
[   11.313324][   T36] PKRU: 55555554
[   11.313464][   T36] Call Trace:
[   11.313602][   T36]  <TASK>
[   11.313710][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.313905][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.314076][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.314217][   T36]  netif_state_change (net/core/dev.c:1605)
[   11.314386][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.314588][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.314755][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.314943][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.315117][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.315287][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.315457][   T36]  process_one_work (kernel/workqueue.c:3314)
[   11.315629][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.315796][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.315989][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.316162][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.316327][   T36]  kthread (kernel/kthread.c:436)
[   11.316464][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.316659][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.316840][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.317015][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.317214][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.317383][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.317550][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.419995][  T238] ------------[ cut here ]------------
| [   11.420256][  T238] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ethtool/238
| [   11.420684][  T238] Modules linked in:
| [   11.421242][  T238] Tainted: [W]=WARN
[   11.421386][  T238] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.421595][  T238] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.421815][  T238] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.422393][  T238] RSP: 0018:ffa0000000bb74e8 EFLAGS: 00010286
[   11.422606][  T238] RAX: 00000000ffffffa6 RBX: ff11000011ecd540 RCX: 1ff4000000176e63
[   11.423099][  T238] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011ecd5f8
[   11.423339][  T238] RBP: ff11000009d74000 R08: 1fe22000023d9ac0 R09: ff11000009e30b80
[   11.423584][  T238] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   11.423858][  T238] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   11.424207][  T238] FS:  00007f99174f7100(0000) GS:ff11000098843000(0000) knlGS:0000000000000000
[   11.424600][  T238] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.424917][  T238] CR2: 00000000004d6034 CR3: 000000001579c004 CR4: 0000000000771ef0
[   11.425164][  T238] PKRU: 55555554
[   11.425309][  T238] Call Trace:
[   11.425453][  T238]  <TASK>
[   11.425567][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.425748][  T238]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.425953][  T238]  notifier_call_chain (kernel/notifier.c:85)
[   11.426137][  T238]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   11.426315][  T238]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   11.426497][  T238]  ethnl_set_features (net/ethtool/features.c:288)
[   11.426676][  T238]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.426869][  T238]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   11.427057][  T238]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.427239][  T238]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.427419][  T238]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   11.427598][  T238]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   11.427776][  T238]  ? lockdep_hardirqs_off (kernel/locking/lockdep.c:4511)
[   11.427993][  T238]  ? genl_family_rcv_msg_doit (net/netlink/genetlink.c:1106)
[   11.428174][  T238]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   11.428354][  T238]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   11.428566][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.428745][  T238]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.428961][  T238]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.429150][  T238]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   11.429329][  T238]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   11.429539][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.429749][  T238]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   11.429947][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.430129][  T238]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   11.430308][  T238]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.430488][  T238]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   11.430667][  T238]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.430863][  T238]  ? 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))
[   11.431055][  T238]  ? 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))
[   11.431257][  T238]  genl_rcv (net/netlink/genetlink.c:1218)
[   11.431404][  T238]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.431586][  T238]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.431768][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.431970][  T238]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.432152][  T238]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.432332][  T238]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.432513][  T238]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.432693][  T238]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   11.432894][  T238]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   11.433085][  T238]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   11.433268][  T238]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.433480][  T238]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.433657][  T238]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.433847][  T238]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.434036][  T238]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.434213][  T238]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.434392][  T238]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.434605][  T238] RIP: 0033:0x7f991756808e
[   11.434789][  T238] 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
[   11.435356][  T238] RSP: 002b:00007fffb6cd9190 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   11.435673][  T238] RAX: ffffffffffffffda RBX: 0000000024c80010 RCX: 00007f991756808e
[   11.435957][  T238] RDX: 0000000000000064 RSI: 0000000024c80120 RDI: 0000000000000005
[   11.436243][  T238] RBP: 00007fffb6cd91a0 R08: 00007f99176f6980 R09: 000000000000000c
[   11.436538][  T238] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000024c800b0
[   11.436777][  T238] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   11.702296][  T249] ------------[ cut here ]------------
| [   11.702539][  T249] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/249
| [   11.702836][  T249] Modules linked in:
| [   11.703314][  T249] Tainted: [W]=WARN
[   11.703459][  T249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.703670][  T249] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.703990][  T249] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.704573][  T249] RSP: 0018:ffa0000000c47ab0 EFLAGS: 00010286
[   11.704884][  T249] RAX: 00000000ffffffa6 RBX: ff1100001416ac80 RCX: 1ff4000000188f1c
[   11.705182][  T249] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001416ad38
[   11.705446][  T249] RBP: ff11000012e44000 R08: 1fe220000282d5a8 R09: ff11000015c70b80
[   11.705686][  T249] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   11.705945][  T249] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012e44000
[   11.706218][  T249] FS:  00007f69f10cb840(0000) GS:ff11000098843000(0000) knlGS:0000000000000000
[   11.706496][  T249] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.706706][  T249] CR2: 00007f69f12ccc20 CR3: 0000000012e3c005 CR4: 0000000000771ef0
[   11.706967][  T249] PKRU: 55555554
[   11.707113][  T249] Call Trace:
[   11.707260][  T249]  <TASK>
[   11.707375][  T249]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.707556][  T249]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.707737][  T249]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.707932][  T249]  register_netdevice (net/core/dev.c:11488)
[   11.708120][  T249]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.708335][  T249]  register_netdev (net/core/dev.c:11552)
[   11.708516][  T249]  loopback_net_init (drivers/net/loopback.c:218)
[   11.708697][  T249]  ops_init (net/core/net_namespace.c:137)
[   11.708859][  T249]  setup_net (net/core/net_namespace.c:446)
[   11.709013][  T249]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.709189][  T249]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.709368][  T249]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.709549][  T249]  copy_net_ns (net/core/net_namespace.c:579)
[   11.709727][  T249]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.709926][  T249]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.710110][  T249]  ksys_unshare (kernel/fork.c:3243)
[   11.710289][  T249]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.710467][  T249]  ? __ia32_sys_open (fs/open.c:1374)
[   11.710650][  T249]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.710840][  T249]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.711028][  T249]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.711205][  T249]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.711383][  T249]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.711565][  T249]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.711776][  T249] RIP: 0033:0x7f69f138dbcb
[   11.711983][  T249] 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
[   11.712493][  T249] RSP: 002b:00007ffd377b4f38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.712737][  T249] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f69f138dbcb
[   11.713005][  T249] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.713246][  T249] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.713487][  T249] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd377b7160
[   11.713726][  T249] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd377b7704
| [   11.740815][  T250] ------------[ cut here ]------------
| [   11.741019][  T250] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/250
| [   11.741252][  T250] Modules linked in:
| [   11.741619][  T250] Tainted: [W]=WARN
[   11.741720][  T250] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.742543][  T250] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.742801][  T250] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.743365][  T250] RSP: 0018:ffa0000000c57030 EFLAGS: 00010286
[   11.743531][  T250] RAX: 00000000ffffffa6 RBX: ff11000009f0e580 RCX: 1ff400000018adcc
[   11.743752][  T250] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009f0e638
[   11.743961][  T250] RBP: ff11000012e44000 R08: 1fe22000013e1cc8 R09: ff11000015c72e58
[   11.744157][  T250] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   11.744351][  T250] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012e44cd1
[   11.744545][  T250] FS:  00007fabe5782840(0000) GS:ff11000098743000(0000) knlGS:0000000000000000
[   11.744771][  T250] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.744948][  T250] CR2: 00007fabe5a521a0 CR3: 0000000015777006 CR4: 0000000000771ef0
[   11.745142][  T250] PKRU: 55555554
[   11.745242][  T250] Call Trace:
[   11.745340][  T250]  <TASK>
[   11.745408][  T250]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.745542][  T250]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.745640][  T250]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.745770][  T250]  __dev_notify_flags (net/core/dev.c:9787)
[   11.745910][  T250]  ? netif_change_name (net/core/dev.c:1495)
[   11.746039][  T250]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.746170][  T250]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.746300][  T250]  ? 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))
[   11.746434][  T250]  netif_change_flags (net/core/dev.c:9820)
[   11.746564][  T250]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.746700][  T250]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.746837][  T250]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.747005][  T250]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.747156][  T250]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.747291][  T250]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.747422][  T250]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.747552][  T250]  ? __kernel_text_address (kernel/extable.c:79)
[   11.747683][  T250]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.747816][  T250]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.747956][  T250]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.748107][  T250]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.748237][  T250]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.748368][  T250]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.748500][  T250]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.748631][  T250]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.748761][  T250]  ? __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)
[   11.748921][  T250]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.749052][  T250]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.749183][  T250]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.749315][  T250]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.749449][  T250]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.749581][  T250]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.749710][  T250]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.749847][  T250]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.749983][  T250]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.750115][  T250]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.750245][  T250]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.750374][  T250]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.750503][  T250]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.750632][  T250]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.750762][  T250]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.750904][  T250]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.751034][  T250]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.751165][  T250]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.751295][  T250]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.751426][  T250]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.751555][  T250]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.751686][  T250]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.751816][  T250]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.751957][  T250]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.752090][  T250]  ? 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))
[   11.752223][  T250]  ? 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))
[   11.752355][  T250]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.752488][  T250]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.752622][  T250]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.752755][  T250]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.752897][  T250]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.753029][  T250]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.753164][  T250]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.753295][  T250]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.753426][  T250]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.753586][  T250]  ? move_addr_to_kernel (net/socket.c:258)
[   11.753717][  T250]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.753854][  T250]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.753993][  T250]  ___sys_sendmsg (net/socket.c:2752)
[   11.754122][  T250]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.754285][  T250]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.754427][  T250]  __sys_sendmsg (net/socket.c:2784)
[   11.754557][  T250]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.754686][  T250]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.754858][  T250]  ? 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)
[   11.754994][  T250]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.755126][  T250]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.755256][  T250]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.755386][  T250]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.755517][  T250]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.755678][  T250] RIP: 0033:0x7fabe59bc08e
[   11.755815][  T250] 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
[   11.756291][  T250] RSP: 002b:00007ffc76b71c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.756487][  T250] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fabe59bc08e
[   11.756682][  T250] RDX: 0000000000000000 RSI: 00007ffc76b71d40 RDI: 0000000000000005
[   11.756886][  T250] RBP: 00007ffc76b71ca0 R08: 0000000000000000 R09: 0000000000000000
[   11.757083][  T250] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10df53
[   11.757277][  T250] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc76b72410
| [   12.111993][   T12] ------------[ cut here ]------------
| [   12.112209][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   12.112464][   T12] Modules linked in:
| [   12.112932][   T12] Tainted: [W]=WARN
[   12.113029][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.113186][   T12] Workqueue: netns cleanup_net
[   12.113323][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.113488][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.113951][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   12.114110][   T12] RAX: 00000000ffffffa6 RBX: ff11000009f0f8c0 RCX: 1ff4000000018eaf
[   12.114297][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009f0f978
[   12.114482][   T12] RBP: ff11000012e44000 R08: 1fe22000013e1f30 R09: ff11000001b051d0
[   12.114673][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   12.114865][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   12.115061][   T12] FS:  0000000000000000(0000) GS:ff110000988c3000(0000) knlGS:0000000000000000
[   12.115281][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.115443][   T12] CR2: 00007f6eb49be000 CR3: 000000000e55d004 CR4: 0000000000771ef0
[   12.115631][   T12] PKRU: 55555554
[   12.115725][   T12] Call Trace:
[   12.115817][   T12]  <TASK>
[   12.115900][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.116028][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.116121][   T12]  netif_close_many (net/core/dev.c:1804)
[   12.116303][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.116429][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.116552][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.116675][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   12.116806][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   12.117055][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   12.117182][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   12.117337][   T12]  ? 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)
[   12.117461][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.117584][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   12.117709][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.117937][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   12.118064][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   12.118188][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   12.118313][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   12.118441][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   12.118566][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.118689][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   12.118815][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   12.119000][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   12.119171][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.119298][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   12.119420][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   12.119542][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   12.119667][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.119790][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.119971][   T12]  process_one_work (kernel/workqueue.c:3314)
[   12.120097][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.120223][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.120353][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.120482][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.120606][   T12]  kthread (kernel/kthread.c:436)
[   12.120698][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.120910][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.121034][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.121164][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.121318][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.121442][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.121564][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.124656][   T12] ------------[ cut here ]------------
| [   12.124787][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   12.125034][   T12] Modules linked in:
| [   12.125396][   T12] Tainted: [W]=WARN
[   12.125489][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.125637][   T12] Workqueue: netns cleanup_net
[   12.125760][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.125939][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.126361][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   12.126510][   T12] RAX: 00000000ffffffa6 RBX: ff1100000ab3d8c0 RCX: 1ff4000000018ed5
[   12.126694][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ab3d978
[   12.126884][   T12] RBP: ff11000012e44000 R08: 1fe2200001567b30 R09: ff11000001b051d0
[   12.127065][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   12.127243][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.127474][   T12] FS:  0000000000000000(0000) GS:ff110000988c3000(0000) knlGS:0000000000000000
[   12.127719][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.127879][   T12] CR2: 00007f6eb49be000 CR3: 000000000e55d004 CR4: 0000000000771ef0
[   12.128065][   T12] PKRU: 55555554
[   12.128157][   T12] Call Trace:
[   12.128285][   T12]  <TASK>
[   12.128376][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   12.128544][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.128696][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   12.128881][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   12.129003][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   12.129166][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   12.129345][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   12.129470][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.129594][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   12.129717][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   12.129914][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   12.130032][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.130154][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   12.130372][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   12.130490][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   12.130616][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.130786][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.131049][   T12]  process_one_work (kernel/workqueue.c:3314)
[   12.131238][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.131412][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.131562][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.131731][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.131942][   T12]  kthread (kernel/kthread.c:436)
[   12.132033][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.132180][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.132298][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.132419][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.132582][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.132753][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.132937][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   81.129519][   T12] ------------[ cut here ]------------
| [   81.129702][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   81.129993][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   81.130692][   T12] Tainted: [W]=WARN
[   81.130796][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.131022][   T12] Workqueue: netns cleanup_net
[   81.131182][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   81.131350][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   81.131862][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   81.132019][   T12] RAX: 00000000ffffffa6 RBX: ff1100001921d380 RCX: 1ff4000000018eaf
[   81.132222][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001921d438
[   81.132411][   T12] RBP: ff11000012f39000 R08: 1fe2200003243a88 R09: ff11000001b051d0
[   81.132603][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   81.132792][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012f3c000
[   81.133038][   T12] FS:  0000000000000000(0000) GS:ff110000987c3000(0000) knlGS:0000000000000000
[   81.133282][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.133458][   T12] CR2: 00005646f92283d8 CR3: 000000000e55d006 CR4: 0000000000771ef0
[   81.133654][   T12] PKRU: 55555554
[   81.133750][   T12] Call Trace:
[   81.133896][   T12]  <TASK>
[   81.133964][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   81.134095][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   81.134209][   T12]  netif_close_many (net/core/dev.c:1804)
[   81.134345][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.134481][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.134625][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.134763][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   81.134950][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   81.135113][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   81.135248][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   81.135407][   T12]  ? 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)
[   81.135540][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   81.135692][   T12]  ? 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)
[   81.135818][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.135995][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   81.136158][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   81.136291][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   81.136424][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   81.136546][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   81.136676][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   81.136807][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.136986][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   81.137118][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   81.137280][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   81.137406][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   81.137539][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   81.137697][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   81.137880][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   81.138009][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.138147][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.138275][   T12]  process_one_work (kernel/workqueue.c:3314)
[   81.138412][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   81.138544][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   81.138672][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   81.138805][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   81.138988][   T12]  kthread (kernel/kthread.c:436)
[   81.139088][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.139262][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.139386][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   81.139535][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   81.139862][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   81.140020][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.140154][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   81.144040][   T12] ------------[ cut here ]------------
| [   81.144200][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   81.144463][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   81.145280][   T12] Tainted: [W]=WARN
[   81.145382][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.145535][   T12] Workqueue: netns cleanup_net
[   81.145672][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   81.145849][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   81.146299][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   81.146475][   T12] RAX: 00000000ffffffa6 RBX: ff110000192c7700 RCX: 1ff4000000018eaf
[   81.146665][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000192c77b8
[   81.146871][   T12] RBP: ff11000012f3c000 R08: 1fe2200003258ef8 R09: ff11000001b051d0
[   81.147079][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   81.147287][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009dd4000
[   81.147486][   T12] FS:  0000000000000000(0000) GS:ff110000987c3000(0000) knlGS:0000000000000000
[   81.147704][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.147888][   T12] CR2: 00005646f92283d8 CR3: 000000000e55d006 CR4: 0000000000771ef0
[   81.148094][   T12] PKRU: 55555554
[   81.148196][   T12] Call Trace:
[   81.148298][   T12]  <TASK>
[   81.148362][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   81.148495][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   81.148621][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   81.148715][   T12]  netif_close_many (net/core/dev.c:1804)
[   81.148845][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.148992][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.149120][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.149253][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   81.149375][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   81.149531][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   81.149664][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   81.149829][   T12]  ? 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)
[   81.149976][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   81.150165][   T12]  ? 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)
[   81.150287][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.150410][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   81.150567][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   81.150702][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   81.150843][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   81.150975][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   81.151108][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   81.151242][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.151387][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   81.151512][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   81.151648][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   81.151770][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   81.151907][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   81.152035][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   81.152164][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   81.152310][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.152444][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.152572][   T12]  process_one_work (kernel/workqueue.c:3314)
[   81.152698][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   81.152836][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   81.152973][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   81.153109][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   81.153260][   T12]  kthread (kernel/kthread.c:436)
[   81.153362][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.153527][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.153649][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   81.153788][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   81.154009][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   81.154133][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.154271][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   81.158324][   T12] ------------[ cut here ]------------
| [   81.158469][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   81.158744][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   81.159485][   T12] Tainted: [W]=WARN
[   81.159584][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.159750][   T12] Workqueue: netns cleanup_net
[   81.159891][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   81.160062][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   81.160529][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   81.160699][   T12] RAX: 00000000ffffffa6 RBX: ff11000008e3aac0 RCX: 1ff4000000018eaf
[   81.160913][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008e3ab78
[   81.161193][   T12] RBP: ff11000009dd4000 R08: 1fe22000011c7570 R09: ff11000001b051d0
[   81.161570][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   81.161876][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   81.162163][   T12] FS:  0000000000000000(0000) GS:ff110000987c3000(0000) knlGS:0000000000000000
[   81.162395][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.162559][   T12] CR2: 00005646f92283d8 CR3: 000000000e55d006 CR4: 0000000000771ef0
[   81.162768][   T12] PKRU: 55555554
[   81.162875][   T12] Call Trace:
[   81.162971][   T12]  <TASK>
[   81.163044][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   81.163212][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   81.163336][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   81.163441][   T12]  netif_close_many (net/core/dev.c:1804)
[   81.163566][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.163704][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.163843][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.163976][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   81.164101][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   81.164266][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   81.164394][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   81.164553][   T12]  ? 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)
[   81.164690][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   81.164852][   T12]  ? 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)
[   81.164977][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.165100][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   81.165275][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   81.165399][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   81.165522][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   81.165644][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   81.165792][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   81.165935][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.166087][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   81.166234][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   81.166384][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   81.166514][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   81.166639][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   81.166777][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   81.166905][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   81.167049][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.167182][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.167315][   T12]  process_one_work (kernel/workqueue.c:3314)
[   81.167452][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   81.167596][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   81.167734][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   81.167880][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   81.168008][   T12]  kthread (kernel/kthread.c:436)
[   81.168125][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.168287][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.168415][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   81.168540][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   81.168705][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   81.168833][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.168969][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   81.171900][   T12] ------------[ cut here ]------------
| [   81.172031][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   81.172308][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   81.173674][   T12] Tainted: [W]=WARN
[   81.173769][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.174059][   T12] Workqueue: netns cleanup_net
[   81.174201][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   81.174366][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   81.174810][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   81.174970][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e598c0 RCX: 1ff4000000018ed5
[   81.175164][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011e59978
[   81.175369][   T12] RBP: ff11000012f39000 R08: 1fe22000023cb330 R09: ff11000001b051d0
[   81.175602][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   81.175812][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   81.176020][   T12] FS:  0000000000000000(0000) GS:ff110000987c3000(0000) knlGS:0000000000000000
[   81.176253][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.176407][   T12] CR2: 00005646f92283d8 CR3: 000000000e55d006 CR4: 0000000000771ef0
[   81.176623][   T12] PKRU: 55555554
[   81.176712][   T12] Call Trace:
[   81.176814][   T12]  <TASK>
[   81.176883][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   81.177052][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   81.177222][   T12]  ? 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)
[   81.177345][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.177471][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   81.177662][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   81.177849][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   81.178032][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   81.178214][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   81.178400][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.178545][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   81.178671][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   81.178819][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   81.178949][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   81.179086][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   81.179211][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   81.179340][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   81.179482][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.179612][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.179739][   T12]  process_one_work (kernel/workqueue.c:3314)
[   81.179877][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   81.180013][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   81.180147][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   81.180280][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   81.180407][   T12]  kthread (kernel/kthread.c:436)
[   81.180502][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.180658][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.180784][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   81.180911][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   81.181063][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   81.181212][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.181332][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   81.188755][   T12] ------------[ cut here ]------------
| [   81.189229][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   81.189473][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   81.190229][   T12] Tainted: [W]=WARN
[   81.190323][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.190483][   T12] Workqueue: netns cleanup_net
[   81.190618][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   81.190784][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   81.191406][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   81.191568][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e58900 RCX: 1ff4000000018ed5
[   81.191757][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011e589b8
[   81.191993][   T12] RBP: ff11000012f3c000 R08: 1fe22000023cb138 R09: ff11000001b051d0
[   81.192176][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   81.192365][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   81.192625][   T12] FS:  0000000000000000(0000) GS:ff110000987c3000(0000) knlGS:0000000000000000
[   81.192903][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.193080][   T12] CR2: 00005646f92283d8 CR3: 000000000e55d006 CR4: 0000000000771ef0
[   81.193297][   T12] PKRU: 55555554
[   81.193389][   T12] Call Trace:
[   81.193557][   T12]  <TASK>
[   81.193619][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   81.193777][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   81.193977][   T12]  ? 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)
[   81.194101][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.194223][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   81.194466][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   81.194586][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   81.194705][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   81.194873][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   81.194993][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.195145][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   81.195277][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   81.195473][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   81.195591][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   81.195719][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   81.195889][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   81.196023][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   81.196168][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.196293][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.196426][   T12]  process_one_work (kernel/workqueue.c:3314)
[   81.196550][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   81.196675][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   81.196941][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   81.197068][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   81.197196][   T12]  kthread (kernel/kthread.c:436)
[   81.197310][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.197466][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.197584][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   81.197715][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   81.197988][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   81.198131][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.198264][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   81.201750][   T12] ------------[ cut here ]------------
| [   81.201948][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   81.202247][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   81.203084][   T12] Tainted: [W]=WARN
[   81.203237][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.203459][   T12] Workqueue: netns cleanup_net
[   81.203646][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   81.203873][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   81.204689][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   81.204922][   T12] RAX: 00000000ffffffa6 RBX: ff11000019175540 RCX: 1ff4000000018ed5
[   81.205173][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000191755f8
[   81.205418][   T12] RBP: ff11000009dd4000 R08: 1fe220000322eac0 R09: ff11000001b051d0
[   81.205665][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   81.205913][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   81.206223][   T12] FS:  0000000000000000(0000) GS:ff11000098843000(0000) knlGS:0000000000000000
[   81.206490][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.206694][   T12] CR2: 00007ffcc893c9d8 CR3: 0000000013a88004 CR4: 0000000000771ef0
[   81.206942][   T12] PKRU: 55555554
[   81.207116][   T12] Call Trace:
[   81.207265][   T12]  <TASK>
[   81.207402][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   81.207601][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   81.207895][   T12]  ? 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)
[   81.208080][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.208341][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   81.208629][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   81.208834][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   81.209015][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   81.209344][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   81.209530][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.209713][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   81.209915][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   81.210096][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   81.210271][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   81.210463][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   81.210643][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   81.210977][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   81.211164][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.211338][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.211595][   T12]  process_one_work (kernel/workqueue.c:3314)
[   81.211860][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   81.212026][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   81.212256][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   81.212443][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   81.212616][   T12]  kthread (kernel/kthread.c:436)
[   81.212763][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.213065][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.213239][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   81.213417][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   81.213698][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   81.213883][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.214063][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   81.302324][   T12] ------------[ cut here ]------------
| [   81.302498][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   81.302770][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   81.304208][   T12] Tainted: [W]=WARN
[   81.304409][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.304568][   T12] Workqueue: netns cleanup_net
[   81.304720][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   81.304991][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   81.305464][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   81.305629][   T12] RAX: 00000000ffffffa6 RBX: ff11000012d61e00 RCX: 1ff4000000018eaf
[   81.305923][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012d61eb8
[   81.306129][   T12] RBP: ff1100000531c000 R08: 1fe22000025ac3d8 R09: ff11000001b051d0
[   81.306321][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   81.306507][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009d74000
[   81.306725][   T12] FS:  0000000000000000(0000) GS:ff110000988c3000(0000) knlGS:0000000000000000
[   81.307050][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.307226][   T12] CR2: 00007fa27bb2a2a0 CR3: 000000000e55d001 CR4: 0000000000771ef0
[   81.307421][   T12] PKRU: 55555554
[   81.307523][   T12] Call Trace:
[   81.307615][   T12]  <TASK>
[   81.307680][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   81.307816][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   81.308008][   T12]  netif_close_many (net/core/dev.c:1804)
[   81.308154][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.308285][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.308425][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.308549][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   81.308677][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   81.308924][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   81.309050][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   81.309247][   T12]  ? 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)
[   81.309375][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   81.309597][   T12]  ? 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)
[   81.309781][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.310135][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   81.310355][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   81.310509][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   81.310652][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   81.310797][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   81.311038][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   81.311179][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.311311][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   81.311438][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   81.311622][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   81.311819][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   81.312183][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   81.312352][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   81.312497][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   81.312634][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.312770][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.312999][   T12]  process_one_work (kernel/workqueue.c:3314)
[   81.313138][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   81.313276][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   81.313405][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   81.313544][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   81.313676][   T12]  kthread (kernel/kthread.c:436)
[   81.313771][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.314022][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.314154][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   81.314288][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   81.314453][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   81.314587][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.314714][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   81.318188][   T12] ------------[ cut here ]------------
| [   81.318371][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   81.318627][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   81.319366][   T12] Tainted: [W]=WARN
[   81.319467][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.319622][   T12] Workqueue: netns cleanup_net
[   81.319766][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   81.320019][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   81.320498][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   81.320704][   T12] RAX: 00000000ffffffa6 RBX: ff1100001836eac0 RCX: 1ff4000000018eaf
[   81.321002][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001836eb78
[   81.321225][   T12] RBP: ff11000009d74000 R08: 1fe220000306dd70 R09: ff11000001b051d0
[   81.321414][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   81.321661][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000002074000
[   81.321977][   T12] FS:  0000000000000000(0000) GS:ff110000987c3000(0000) knlGS:0000000000000000
[   81.322207][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.322365][   T12] CR2: 00005646cf56fd5c CR3: 000000001310b003 CR4: 0000000000771ef0
[   81.322560][   T12] PKRU: 55555554
[   81.322665][   T12] Call Trace:
[   81.322761][   T12]  <TASK>
[   81.322883][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   81.323010][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   81.323150][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   81.323246][   T12]  netif_close_many (net/core/dev.c:1804)
[   81.323392][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.323521][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.323647][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.323784][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   81.323974][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   81.324132][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   81.324263][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   81.324430][   T12]  ? 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)
[   81.324553][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   81.324709][   T12]  ? 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)
[   81.324839][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.324961][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   81.325119][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   81.325250][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   81.325389][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   81.325535][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   81.325663][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   81.325784][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.325931][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   81.326070][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   81.326216][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   81.326342][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   81.326470][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   81.326615][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   81.326745][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   81.326879][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.327022][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.327157][   T12]  process_one_work (kernel/workqueue.c:3314)
[   81.327294][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   81.327439][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   81.327573][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   81.327710][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   81.327835][   T12]  kthread (kernel/kthread.c:436)
[   81.327936][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.328101][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.328247][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   81.328372][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   81.328540][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   81.328678][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.328802][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   81.332207][   T12] ------------[ cut here ]------------
| [   81.332345][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   81.332608][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   81.333271][   T12] Tainted: [W]=WARN
[   81.333375][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.333540][   T12] Workqueue: netns cleanup_net
[   81.333677][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   81.333865][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   81.334314][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   81.334471][   T12] RAX: 00000000ffffffa6 RBX: ff110000192c7380 RCX: 1ff4000000018eaf
[   81.334664][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000192c7438
[   81.334876][   T12] RBP: ff11000002074000 R08: 1fe2200003258e88 R09: ff11000001b051d0
[   81.335073][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   81.335279][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   81.335472][   T12] FS:  0000000000000000(0000) GS:ff110000987c3000(0000) knlGS:0000000000000000
[   81.335697][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.335871][   T12] CR2: 00005646cf56fd5c CR3: 000000001310b003 CR4: 0000000000771ef0
[   81.336066][   T12] PKRU: 55555554
[   81.336167][   T12] Call Trace:
[   81.336258][   T12]  <TASK>
[   81.336342][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   81.336467][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   81.336603][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   81.336697][   T12]  netif_close_many (net/core/dev.c:1804)
[   81.336834][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.336963][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.337085][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.337216][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   81.337342][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   81.337508][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   81.337632][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   81.337798][   T12]  ? 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)
[   81.337926][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   81.338079][   T12]  ? 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)
[   81.338217][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.338352][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   81.338507][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   81.338643][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   81.338767][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   81.338895][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   81.339021][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   81.339157][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.339290][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   81.339414][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   81.339543][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   81.339666][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   81.339793][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   81.339931][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   81.340056][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   81.340187][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.340333][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.340469][   T12]  process_one_work (kernel/workqueue.c:3314)
[   81.340606][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   81.340754][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   81.340889][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   81.341021][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   81.341157][   T12]  kthread (kernel/kthread.c:436)
[   81.341254][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.341408][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.341553][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   81.341679][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   81.341852][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   81.341998][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.342125][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   81.348434][   T12] ------------[ cut here ]------------
| [   81.348579][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   81.349425][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   81.350116][   T12] Tainted: [W]=WARN
[   81.350226][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.350428][   T12] Workqueue: netns cleanup_net
[   81.350558][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   81.350722][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   81.351201][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   81.351361][   T12] RAX: 00000000ffffffa6 RBX: ff11000019810200 RCX: 1ff4000000018ed5
[   81.351547][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000198102b8
[   81.351733][   T12] RBP: ff1100000531c000 R08: 1fe2200003302058 R09: ff11000001b051d0
[   81.351969][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   81.352172][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   81.352355][   T12] FS:  0000000000000000(0000) GS:ff110000987c3000(0000) knlGS:0000000000000000
[   81.352589][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.352763][   T12] CR2: 00005646cf56fd5c CR3: 000000001310b003 CR4: 0000000000771ef0
[   81.353008][   T12] PKRU: 55555554
[   81.353100][   T12] Call Trace:
[   81.353211][   T12]  <TASK>
[   81.353273][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   81.353439][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   81.353592][   T12]  ? 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)
[   81.353723][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.353891][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   81.354050][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   81.354179][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   81.354312][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   81.354436][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   81.354566][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.354692][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   81.354816][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   81.354996][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   81.355114][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   81.355249][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   81.355370][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   81.355495][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   81.355621][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.355739][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.355909][   T12]  process_one_work (kernel/workqueue.c:3314)
[   81.356038][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   81.356166][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   81.356294][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   81.356429][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   81.356555][   T12]  kthread (kernel/kthread.c:436)
[   81.356651][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.356805][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.356972][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   81.357099][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   81.357263][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   81.357387][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.357510][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   81.361041][   T12] ------------[ cut here ]------------
| [   81.361202][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   81.361452][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   81.362118][   T12] Tainted: [W]=WARN
[   81.362214][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.362385][   T12] Workqueue: netns cleanup_net
[   81.362533][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   81.362688][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   81.363127][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   81.363298][   T12] RAX: 00000000ffffffa6 RBX: ff11000019810e40 RCX: 1ff4000000018ed5
[   81.363485][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019810ef8
[   81.363674][   T12] RBP: ff11000009d74000 R08: 1fe22000033021e0 R09: ff11000001b051d0
[   81.363870][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   81.364073][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   81.364267][   T12] FS:  0000000000000000(0000) GS:ff110000987c3000(0000) knlGS:0000000000000000
[   81.364485][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.364644][   T12] CR2: 00005646cf56fd5c CR3: 000000000e55d002 CR4: 0000000000771ef0
[   81.364844][   T12] PKRU: 55555554
[   81.364934][   T12] Call Trace:
[   81.365026][   T12]  <TASK>
[   81.365095][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   81.365286][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   81.365463][   T12]  ? 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)
[   81.365589][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.365715][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   81.365878][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   81.366009][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   81.366138][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   81.366273][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   81.366399][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.366519][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   81.366652][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   81.366779][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   81.366905][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   81.367033][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   81.367157][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   81.367288][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   81.367414][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.367549][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.367676][   T12]  process_one_work (kernel/workqueue.c:3314)
[   81.367804][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   81.367937][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   81.368071][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   81.368202][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   81.368327][   T12]  kthread (kernel/kthread.c:436)
[   81.368426][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.368588][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.368713][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   81.368853][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   81.369020][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   81.369140][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.369275][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   81.372532][   T12] ------------[ cut here ]------------
| [   81.372689][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   81.372958][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   81.373625][   T12] Tainted: [W]=WARN
[   81.373719][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.373892][   T12] Workqueue: netns cleanup_net
[   81.374026][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   81.374199][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   81.374634][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   81.374800][   T12] RAX: 00000000ffffffa6 RBX: ff11000019f78040 RCX: 1ff4000000018ed5
[   81.374993][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019f780f8
[   81.375186][   T12] RBP: ff11000002074000 R08: 1fe22000033ef020 R09: ff11000001b051d0
[   81.375363][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   81.375550][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   81.375740][   T12] FS:  0000000000000000(0000) GS:ff110000987c3000(0000) knlGS:0000000000000000
[   81.375954][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.376108][   T12] CR2: 00005646cf56fd5c CR3: 000000000e55d002 CR4: 0000000000771ef0
[   81.376302][   T12] PKRU: 55555554
[   81.376400][   T12] Call Trace:
[   81.376496][   T12]  <TASK>
[   81.376559][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   81.376712][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   81.376869][   T12]  ? 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)
[   81.376996][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.377120][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   81.377291][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   81.377411][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   81.377534][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   81.377660][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   81.377789][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.377924][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   81.378048][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   81.378190][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   81.378318][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   81.378451][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   81.378578][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   81.378703][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   81.378841][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.378989][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.379110][   T12]  process_one_work (kernel/workqueue.c:3314)
[   81.379238][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   81.379357][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   81.379491][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   81.379644][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   81.379778][   T12]  kthread (kernel/kthread.c:436)
[   81.379890][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.380056][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.380188][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   81.380325][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   81.380505][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   81.380624][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.380753][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   81.488139][   T12] ------------[ cut here ]------------
| [   81.488312][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   81.488564][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   81.489227][   T12] Tainted: [W]=WARN
[   81.489324][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.489483][   T12] Workqueue: netns cleanup_net
[   81.489614][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   81.489779][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   81.490241][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   81.490402][   T12] RAX: 00000000ffffffa6 RBX: ff11000019f79700 RCX: 1ff4000000018eaf
[   81.490587][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019f797b8
[   81.490772][   T12] RBP: ff11000009c7c000 R08: 1fe22000033ef2f8 R09: ff11000001b051d0
[   81.490961][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   81.491151][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009d6c000
[   81.491339][   T12] FS:  0000000000000000(0000) GS:ff110000988c3000(0000) knlGS:0000000000000000
[   81.491557][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.491714][   T12] CR2: 00007f83f2a75f98 CR3: 000000000e55d002 CR4: 0000000000771ef0
[   81.491908][   T12] PKRU: 55555554
[   81.492003][   T12] Call Trace:
[   81.492095][   T12]  <TASK>
[   81.492166][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   81.492294][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   81.492390][   T12]  netif_close_many (net/core/dev.c:1804)
[   81.492514][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.492641][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.492767][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.492897][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   81.493023][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   81.493179][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   81.493304][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   81.493460][   T12]  ? 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)
[   81.493584][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   81.493742][   T12]  ? 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)
[   81.493869][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.493993][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   81.494151][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   81.494280][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   81.494404][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   81.494527][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   81.494652][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   81.494775][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.494904][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   81.495030][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   81.495158][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   81.495283][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   81.495411][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   81.495535][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   81.495657][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   81.495784][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.495913][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.496039][   T12]  process_one_work (kernel/workqueue.c:3314)
[   81.496171][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   81.496295][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   81.496423][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   81.496549][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   81.496674][   T12]  kthread (kernel/kthread.c:436)
[   81.496770][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.496928][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.497053][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   81.497184][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   81.497339][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   81.497463][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.497587][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   81.500380][   T12] ------------[ cut here ]------------
| [   81.500507][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   81.500752][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   81.501389][   T12] Tainted: [W]=WARN
[   81.501484][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.501638][   T12] Workqueue: netns cleanup_net
[   81.501767][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   81.501931][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   81.502376][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   81.502533][   T12] RAX: 00000000ffffffa6 RBX: ff1100001921c3c0 RCX: 1ff4000000018eaf
[   81.502716][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001921c478
[   81.502906][   T12] RBP: ff11000009d6c000 R08: 1fe2200003243890 R09: ff11000001b051d0
[   81.503091][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   81.503282][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005841000
[   81.503466][   T12] FS:  0000000000000000(0000) GS:ff110000988c3000(0000) knlGS:0000000000000000
[   81.503684][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.503844][   T12] CR2: 00007f83f2a75f98 CR3: 000000000e55d002 CR4: 0000000000771ef0
[   81.504031][   T12] PKRU: 55555554
[   81.504124][   T12] Call Trace:
[   81.504219][   T12]  <TASK>
[   81.504283][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   81.504406][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   81.504532][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   81.504627][   T12]  netif_close_many (net/core/dev.c:1804)
[   81.504751][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.504887][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.505009][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.505134][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   81.505267][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   81.505419][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   81.505543][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   81.505696][   T12]  ? 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)
[   81.505820][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   81.505980][   T12]  ? 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)
[   81.506104][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.506231][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   81.506387][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   81.506512][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   81.506637][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   81.506760][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   81.506891][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   81.507016][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.507139][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   81.507270][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   81.507395][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   81.507518][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   81.507644][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   81.507770][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   81.507895][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   81.508019][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.508146][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.508272][   T12]  process_one_work (kernel/workqueue.c:3314)
[   81.508401][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   81.508524][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   81.508652][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   81.508781][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   81.508910][   T12]  kthread (kernel/kthread.c:436)
[   81.509003][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.509158][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.509281][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   81.509406][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   81.509563][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   81.509686][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.509813][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   81.512476][   T12] ------------[ cut here ]------------
| [   81.512600][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   81.512848][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   81.513481][   T12] Tainted: [W]=WARN
[   81.513574][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.513728][   T12] Workqueue: netns cleanup_net
[   81.513863][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   81.514025][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   81.514468][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   81.514623][   T12] RAX: 00000000ffffffa6 RBX: ff110000199a2040 RCX: 1ff4000000018eaf
[   81.514806][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000199a20f8
[   81.514996][   T12] RBP: ff11000005841000 R08: 1fe2200003334420 R09: ff11000001b051d0
[   81.515184][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   81.515366][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   81.515551][   T12] FS:  0000000000000000(0000) GS:ff110000988c3000(0000) knlGS:0000000000000000
[   81.515766][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.515927][   T12] CR2: 00007f83f2a75f98 CR3: 000000000e55d002 CR4: 0000000000771ef0
[   81.516111][   T12] PKRU: 55555554
[   81.516206][   T12] Call Trace:
[   81.516297][   T12]  <TASK>
[   81.516362][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   81.516487][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   81.516611][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   81.516709][   T12]  netif_close_many (net/core/dev.c:1804)
[   81.516835][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.516959][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.517081][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.517210][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   81.517334][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   81.517486][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   81.517611][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   81.517770][   T12]  ? 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)
[   81.517897][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   81.518052][   T12]  ? 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)
[   81.518179][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.518303][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   81.518458][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   81.518583][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   81.518711][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   81.518837][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   81.518963][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   81.519089][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.519217][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   81.519342][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   81.519469][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   81.519593][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   81.519720][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   81.519849][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   81.519971][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   81.520096][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.520224][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.520349][   T12]  process_one_work (kernel/workqueue.c:3314)
[   81.520477][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   81.520602][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   81.520732][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   81.520866][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   81.520991][   T12]  kthread (kernel/kthread.c:436)
[   81.521085][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.521243][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.521366][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   81.521494][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   81.521647][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   81.521770][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.521897][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   81.525819][   T12] ------------[ cut here ]------------
| [   81.526399][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   81.526634][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   81.527292][   T12] Tainted: [W]=WARN
[   81.527430][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.527580][   T12] Workqueue: netns cleanup_net
[   81.527702][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   81.527910][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   81.528334][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   81.528483][   T12] RAX: 00000000ffffffa6 RBX: ff110000199a3700 RCX: 1ff4000000018ed5
[   81.528671][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000199a37b8
[   81.528895][   T12] RBP: ff11000009c7c000 R08: 1fe22000033346f8 R09: ff11000001b051d0
[   81.529072][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   81.529255][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   81.529437][   T12] FS:  0000000000000000(0000) GS:ff110000988c3000(0000) knlGS:0000000000000000
[   81.529649][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.529807][   T12] CR2: 00007f83f2a75f98 CR3: 000000000e55d002 CR4: 0000000000771ef0
[   81.530031][   T12] PKRU: 55555554
[   81.530120][   T12] Call Trace:
[   81.530212][   T12]  <TASK>
[   81.530274][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   81.530429][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   81.530578][   T12]  ? 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)
[   81.530698][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.530817][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   81.531019][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   81.531140][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   81.531265][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   81.531384][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   81.531504][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.531625][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   81.531756][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   81.531925][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   81.532045][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   81.532171][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   81.532292][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   81.532410][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   81.532531][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.532651][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.532771][   T12]  process_one_work (kernel/workqueue.c:3314)
[   81.532939][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   81.533059][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   81.533189][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   81.533312][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   81.533430][   T12]  kthread (kernel/kthread.c:436)
[   81.533520][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.533668][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.533789][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   81.533957][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   81.534109][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   81.534233][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.534354][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   81.544933][   T12] ------------[ cut here ]------------
| [   81.545108][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   81.545399][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   81.546111][   T12] Tainted: [W]=WARN
[   81.546251][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.546457][   T12] Workqueue: netns cleanup_net
[   81.546630][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   81.546859][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   81.547340][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   81.547538][   T12] RAX: 00000000ffffffa6 RBX: ff11000004baa200 RCX: 1ff4000000018ed5
[   81.547761][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004baa2b8
[   81.548001][   T12] RBP: ff11000009d6c000 R08: 1fe2200000975458 R09: ff11000001b051d0
[   81.548231][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   81.548453][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   81.548680][   T12] FS:  0000000000000000(0000) GS:ff11000098843000(0000) knlGS:0000000000000000
[   81.548952][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.549155][   T12] CR2: 00007f2b9f52d240 CR3: 000000000e55d005 CR4: 0000000000771ef0
[   81.549378][   T12] PKRU: 55555554
[   81.549513][   T12] Call Trace:
[   81.549650][   T12]  <TASK>
[   81.549759][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   81.549975][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   81.550179][   T12]  ? 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)
[   81.550348][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.550514][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   81.550715][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   81.550893][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   81.551058][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   81.551237][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   81.551406][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.551572][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   81.551745][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   81.551927][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   81.552094][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   81.552273][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   81.552444][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   81.552612][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   81.552781][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.552961][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.553132][   T12]  process_one_work (kernel/workqueue.c:3314)
[   81.553313][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   81.553479][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   81.553668][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   81.553853][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   81.554020][   T12]  kthread (kernel/kthread.c:436)
[   81.554164][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.554360][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.554527][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   81.554695][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   81.554903][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   81.555075][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.555249][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   81.558451][   T12] ------------[ cut here ]------------
| [   81.558616][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   81.558911][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   81.559622][   T12] Tainted: [W]=WARN
[   81.559761][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.559969][   T12] Workqueue: netns cleanup_net
[   81.560141][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   81.560357][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   81.560842][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   81.561041][   T12] RAX: 00000000ffffffa6 RBX: ff11000004bab380 RCX: 1ff4000000018ed5
[   81.561273][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004bab438
[   81.561496][   T12] RBP: ff11000005841000 R08: 1fe2200000975688 R09: ff11000001b051d0
[   81.561721][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   81.561958][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   81.562190][   T12] FS:  0000000000000000(0000) GS:ff11000098843000(0000) knlGS:0000000000000000
[   81.562448][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.562644][   T12] CR2: 00007f2b9f52d240 CR3: 000000000e55d005 CR4: 0000000000771ef0
[   81.562883][   T12] PKRU: 55555554
[   81.563020][   T12] Call Trace:
[   81.563169][   T12]  <TASK>
[   81.563278][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   81.563482][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   81.563676][   T12]  ? 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)
[   81.563858][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.564023][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   81.564233][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   81.564401][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   81.564568][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   81.564740][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   81.564922][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.565089][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   81.565270][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   81.565442][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   81.565608][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   81.565779][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   81.565966][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   81.566131][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   81.566311][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.566479][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.566648][   T12]  process_one_work (kernel/workqueue.c:3314)
[   81.566819][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   81.566997][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   81.567177][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   81.567355][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   81.567521][   T12]  kthread (kernel/kthread.c:436)
[   81.567672][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.567886][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.568053][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   81.568233][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   81.568436][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   81.568606][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.568775][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   81.632442][   T12] ------------[ cut here ]------------
| [   81.632711][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   81.633167][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   81.634179][   T12] Tainted: [W]=WARN
[   81.634336][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.634607][   T12] Workqueue: netns cleanup_net
[   81.634842][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   81.635069][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   81.635581][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   81.635808][   T12] RAX: 00000000ffffffa6 RBX: ff110000182dc3c0 RCX: 1ff4000000018eaf
[   81.636056][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000182dc478
[   81.636303][   T12] RBP: ff11000009cec000 R08: 1fe220000305b890 R09: ff11000001b051d0
[   81.636541][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   81.636779][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   81.637029][   T12] FS:  0000000000000000(0000) GS:ff11000098843000(0000) knlGS:0000000000000000
[   81.637310][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.637516][   T12] CR2: 00007f2b9f52d240 CR3: 000000000e55d005 CR4: 0000000000771ef0
[   81.637756][   T12] PKRU: 55555554
[   81.637914][   T12] Call Trace:
[   81.638055][   T12]  <TASK>
[   81.638178][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   81.638369][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   81.638515][   T12]  netif_close_many (net/core/dev.c:1804)
[   81.638692][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.638885][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.639060][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.639243][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   81.639421][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   81.639625][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   81.639801][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   81.640021][   T12]  ? 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)
[   81.640203][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.640378][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   81.640553][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   81.640763][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   81.641132][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   81.641319][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   81.641490][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   81.641668][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   81.641858][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.642036][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   81.642232][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   81.642410][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   81.642581][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   81.642758][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   81.642948][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   81.643120][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   81.643309][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.643483][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.643659][   T12]  process_one_work (kernel/workqueue.c:3314)
[   81.643851][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   81.644024][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   81.644211][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   81.644391][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   81.644566][   T12]  kthread (kernel/kthread.c:436)
[   81.644712][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.644931][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.645105][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   81.645291][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   81.645498][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   81.645671][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.645864][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   81.649047][   T12] ------------[ cut here ]------------
| [   81.649222][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   81.649512][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   81.650270][   T12] Tainted: [W]=WARN
[   81.650411][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.650619][   T12] Workqueue: netns cleanup_net
[   81.650792][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   81.651010][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   81.651496][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   81.651699][   T12] RAX: 00000000ffffffa6 RBX: ff110000182dd8c0 RCX: 1ff4000000018ed5
[   81.651938][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000182dd978
[   81.652171][   T12] RBP: ff11000009cec000 R08: 1fe220000305bb30 R09: ff11000001b051d0
[   81.652398][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   81.652629][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   81.652872][   T12] FS:  0000000000000000(0000) GS:ff11000098843000(0000) knlGS:0000000000000000
[   81.653134][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.653341][   T12] CR2: 00007f2b9f52d240 CR3: 000000000e55d005 CR4: 0000000000771ef0
[   81.653576][   T12] PKRU: 55555554
[   81.653714][   T12] Call Trace:
[   81.653865][   T12]  <TASK>
[   81.653976][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   81.654191][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   81.654395][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   81.654568][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   81.654740][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   81.654923][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   81.655095][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   81.655272][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.655442][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   81.655614][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   81.655788][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   81.655969][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   81.656154][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   81.656327][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   81.656497][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   81.656671][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   81.656854][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   81.657032][   T12]  process_one_work (kernel/workqueue.c:3314)
[   81.657297][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   81.657470][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   81.657723][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   81.658006][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   81.658182][   T12]  kthread (kernel/kthread.c:436)
[   81.658323][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.658557][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   81.658808][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   81.658996][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   81.659284][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   81.659458][   T12]  ? kthread_affine_node (kernel/kthread.c:378)


Finger prints:
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:__linkwatch_run_queue:linkwatch_event
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:default_device_exit_batch
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:netdev_features_change:ethnl_set_features
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:veth_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink_create
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:loopback_net_init